| 单词 | tritium |
| 例句 | After Washington, Lawrence and Alvarez planned to fly to Ottawa for a look at the Canadian government’s heavy-water reactor in nearby Chalk River, a design they thought might be adapted for tritium production. Big Science 2015-07-07T00:00:00Z Teller believed a promising option to fuel a Super bomb would be to use tritium, a superheavy isotope of hydrogen. Big Science 2015-07-07T00:00:00Z If tritium was the sought-after product, for example, you used lithium-6; if it was plutonium, the raw material would be uranium—namely, that waste U-238. Big Science 2015-07-07T00:00:00Z Commission officials also said the release of tritium was expected. Byron nuclear plant glitch under investigation 2012-01-31T12:02:00Z What did the tritium say to the nuclear reactor on their 12th anniversary? Style Invitational Week 1172: Pieces of ‘Pie’ 2016-04-21T04:00:00Z But Windscale’s operators were responding to government pressure to produce more plutonium and tritium; it was also the government that pushed to build Windscale quickly and cheaply. ‘Atoms and Ashes,’ a Frightening Tour of Six Nuclear Accidents 2022-05-18T04:00:00Z One limitation is that JT-60SA will only use hydrogen and its isotope deuterium in its experiments, not tritium—a third form of hydrogen that is expensive, scarce, and radioactive. First plasma fired up at world’s largest fusion reactor 2023-10-31T04:00:00Z Before being released, the water is filtered to remove isotopes, leaving only tritium, a radioactive isotope of hydrogen that is hard to separate, plant operator Tepco says. Scientists test Fukushima fish after nuclear plant water release 2023-10-19T04:00:00Z Japan says the water is treated to remove most radioactive elements except tritium, a hydrogen isotope that must be diluted because it is difficult to filter. Tepco starts releasing second batch of treated radioactive water from Fukushima nuclear plant 2023-10-05T04:00:00Z The water is treated to remove most radioactive elements except for tritium, a radionuclide difficult to separate from water, and then diluted to internationally accepted levels before being released into the ocean. Japan PM Kishida says he spoke with China Premier Li on ASEAN sidelines 2023-09-06T04:00:00Z Because tritium, a radioactive isotope of hydrogen, is difficult to separate from water, the Fukushima wastewater is diluted until tritium levels fall below regulatory limits. Japan PM tells fisheries minister to apologise for calling Fukushima wastewater 'contaminated' 2023-08-31T04:00:00Z Tepco dilutes the water until tritium levels fall below regulatory limits before pumping it into the sea. Japan says harassing calls from China over Fukushima water 'extremely regrettable' 2023-08-28T04:00:00Z The water is also diluted until tritium levels fall below regulatory limits. Scientists test Fukushima fish after nuclear plant water release 2023-10-19T04:00:00Z The water is being filtered to remove most radioactive elements then diluted to reduce levels of tritium, a radioactive isotope of hydrogen which is difficult to separate from water. Fukushima: No detectable radioactivity found in sea after water released, Japan says 2023-08-27T04:00:00Z The environment ministry's tests of samples taken from 11 points near the plant concluded concentrations of radioactive isotope tritium below the lower limit of detection - 7 to 8 becquerels of tritium per litre. Japan says seawater radioactivity below limits near Fukushima 2023-08-27T04:00:00Z Japan's fisheries agency said tests of fish from near the plant on Saturday found no detectable levels of tritium. Japan PM tells fisheries minister to apologise for calling Fukushima wastewater 'contaminated' 2023-08-31T04:00:00Z Japan's fisheries agency said on Saturday fish tested in waters around the plant did not contain detectable levels of tritium, Kyodo news service reported. South Korean protesters call for government action on Fukushima water 2023-08-26T04:00:00Z The utility filters most radioactive elements out of the water, but it dilutes tritium, an isotope of hydrogen, which is difficult to separate from water. Japan says no radioactivity found in Fukushima fish -Kyodo 2023-08-26T04:00:00Z The Environment Ministry said samples from 11 locations near the plant showed tritium levels below 7-8 becquerels per litre, the lower limit of detection. Fukushima: No detectable radioactivity found in sea after water released, Japan says 2023-08-27T04:00:00Z Japan's fisheries agency on Saturday said tests of fish in waters around the plant did not detect tritium. Japan says seawater radioactivity below limits near Fukushima 2023-08-27T04:00:00Z Aeon, a major supermarket chain Aeon that has been testing cesium and iodine levels in fish, announced plans to also test for tritium, a radionuclide inseparable from water. Fukushima residents react cautiously after start of treated water release from wrecked nuclear plant 2023-08-25T04:00:00Z Many scientists argue if levels of tritium are low, the impact is minimal. The science behind the Fukushima waste water release 2023-08-25T04:00:00Z The plant operator says the water has been filtered of all radioactive elements except for tritium and is safe. Fukushima: Discharge from Japan nuclear plant safe, tests show 2023-08-25T04:00:00Z “A lifetime’s worth of seafood caught a few kilometres from the ocean outlet has the tritium radiation equivalent of one bite of a banana,” he said. Japan begins releasing treated water from Fukushima nuclear plant into Pacific Ocean 2023-08-24T04:00:00Z Even after treatment, the water contains unacceptably high levels of radioactive substances tritium and carbon-14 which are difficult to remove. Fukushima: China retaliates as Japan releases treated nuclear water 2023-08-24T04:00:00Z Tepco will dilute the water until tritium levels fall below regulatory limits before pumping it into the sea from the site on the coast north of Tokyo. Explainer: Fukushima: Why is Japan releasing water and is it safe? 2023-08-24T04:00:00Z On Friday, Tepco said seawater samples taken on Thursday afternoon showed radioactivity levels were well within safe limits, with a tritium concentration below 1,500 bq/L. The science behind the Fukushima waste water release 2023-08-25T04:00:00Z Tepco has been filtering the contaminated water to remove isotopes, leaving only tritium, a radioactive isotope of hydrogen that is hard to separate. Explainer: How Japan will release treated water from the Fukushima nuclear plant 2023-08-24T04:00:00Z Park said currents will carry the water around the Pacific along the Americas before it reaches South Korea's shores in four years containing less radioactive tritium than normal sea water. Protests mount in South Korea over Japan's plan to release Fukushima water 2023-08-23T04:00:00Z The government says the water has been filtered to remove most radioactive elements except for tritium, levels of which would be well below internationally approved levels after dilution. For Fukushima supermarket owner, water release spells renewed battle for survival 2023-08-22T04:00:00Z Greenpeace said on Tuesday that the radiological risks have not been fully assessed, and the biological impacts of tritium, carbon-14, strontium-90 and iodine-129 - to be released with the water - "have been ignored". Explainer: Fukushima: Why is Japan releasing water and is it safe? 2023-08-24T04:00:00Z Shaun Burnie, a senior nuclear specialist with Greenpeace East Asia, says tritium can have "direct negative effects" on plants and animals if ingested, including "reduced fertility" and "damage to cell structures, including DNA". The science behind the Fukushima waste water release 2023-08-25T04:00:00Z Japan said tritium levels in the water will be below those considered safe for drinking under World Health Organization standards. Explainer: How Japan will release treated water from the Fukushima nuclear plant 2023-08-24T04:00:00Z Japan says the water will be filtered to remove most radioactive elements except for tritium, an isotope of hydrogen that is difficult to separate from water. Japan to release Fukushima water into ocean starting Aug 24 2023-08-22T04:00:00Z It has been treated to remove most radioactive elements except for tritium, an isotope of hydrogen that must be diluted because it is difficult to filter. Japan fisheries leader voices concern on plan to release Fukushima water 2023-08-21T04:00:00Z The water has been treated to remove most radioactive elements except for tritium, a hydrogen isotope that must be diluted because it is difficult to filter. Japan PM to meet fishing industry leaders over Fukushima water 2023-08-21T04:00:00Z The company will dilute the water to get the tritium below regulatory limits before pumping it into the ocean from a coastal site. Japan's Kishida to meet fishermen on Fukushima water release plan 2023-08-20T04:00:00Z Japan said it will remove most radioactive elements from the water except for tritium, a hydrogen isotope that must be diluted because it is difficult to filter. Kishida to visit Fukushima nuclear plant on Sunday before water release decision 2023-08-19T04:00:00Z About 80% of the leaked tritium has been recovered as of August. Company that leaked radioactive material will build barrier to keep it away from Mississippi River 2023-08-18T04:00:00Z Supporters of the planned releases say that they would be similar to those made when the Indian Point Energy Center was making electricity and that the concentration of tritium had been far below federal standards. New York governor blocks discharge of radioactive water into Hudson River from closed nuclear plant 2023-08-18T04:00:00Z That includes different types of uranium as well as deuterium, a hydrogen isotope that, in large amounts, could be used in reactors to make tritium, a nuclear weapons component. US tightens export controls of nuclear power items to China 2023-08-18T04:00:00Z Japan says it will remove most radioactive elements from the water except for tritium, a hydrogen isotope that must be diluted because it is difficult to filter. Analysis: Fukushima water release poses early test for Japan-South Korea unity 2023-08-17T04:00:00Z Japanese officials characterize the treated water as a tritium issue, but it also contains dozens of other radionuclides that leaked from the damaged fuel. Fukushima plant water release within weeks raises worries about setbacks to businesses, livelihoods 2023-07-23T04:00:00Z Leaked tritium still has not been detected in the river, the company’s website said. Company that leaked radioactive material will build barrier to keep it away from Mississippi River 2023-08-18T04:00:00Z Some of that water contains tritium, which occurs naturally in the environment and is a common byproduct of nuclear plant operations. New York governor blocks discharge of radioactive water into Hudson River from closed nuclear plant 2023-08-18T04:00:00Z More than half of the tritium that leaked from the pipe has been recovered, officials said in May. Low levels of radioactive tritium may be near the Mississippi River after an energy company’s leak 2023-07-21T04:00:00Z The Japanese government says the water has been filtered to remove most radioactive elements except for tritium, an isotope of hydrogen that is difficult to separate from water. Japan calls on China to approach Fukushima water release in 'scientific manner' 2023-07-14T04:00:00Z It will have tritium and carbon-14, radioactive isotopes of hydrogen and carbon respectively that cannot be easily removed from water. Facts are up against fear ahead of Fukushima water release 2023-07-13T04:00:00Z In materials published on its foreign affairs ministry website, Japan also pointed out that other nuclear plants in the region - particularly those in China - discharge water with much higher levels of tritium. Fukushima: Anxiety and anger over Japan's nuclear waste water plan 2023-07-05T04:00:00Z Much of the Fukushima wastewater contains cesium and other radionuclides, but it will be filtered further to bring it below international standards for all but tritium, which is inseparable from water. IAEA chief will visit Japan’s tsunami-wrecked nuclear plant before radioactive water is released 2023-07-04T04:00:00Z “Any presence of tritium in the river would be well below the Safe Drinking Water standard and likely at levels indistinguishable from what occurs naturally in the environment.” Low levels of radioactive tritium may be near the Mississippi River after an energy company’s leak 2023-07-21T04:00:00Z The treated water will be diluted to well below internationally approved levels of tritium before being released into the Pacific. Japan to prepare for August start of Fukushima water release -Nikkei 2023-07-04T04:00:00Z "I am a radiation expert, so I know that tritium has very little effect on the human body and living organisms," he said. Facts are up against fear ahead of Fukushima water release 2023-07-13T04:00:00Z Most radioactive elements have been filtered from the water, except for tritium, an isotope of hydrogen that is difficult to separate from water. Fukushima nuclear disaster: UN watchdog approves plan for water release 2023-07-04T04:00:00Z Tepco has been filtering the contaminated water to remove isotopes, leaving only tritium, a radioactive isotope of hydrogen that is hard to separate from water. Explainer: How Japan plans to release Fukushima water into the ocean 2023-07-04T04:00:00Z The water has been filtered to remove most radioactive elements except for tritium, an isotope of hydrogen that is difficult to separate from water. Japan to get crucial U.N. verdict for Fukushima water release 2023-07-04T04:00:00Z Japan says the water has been filtered to remove most radioactive elements except for tritium, an isotope of hydrogen that is difficult to separate from water. Japan to prepare for August start of Fukushima water release -Nikkei 2023-07-04T04:00:00Z The water to be released, which has been mainly used to cool damaged reactors, will have traces of tritium, an isotope that is hard to remove from water. Japan would welcome EU lifting restrictions on food 2023-06-30T04:00:00Z Tokyo has said the water that will be released into the Pacific Ocean, which has been treated with seawater, has tritium levels well below internationally approved levels. Fukushima nuclear disaster: UN watchdog approves plan for water release 2023-07-04T04:00:00Z Tepco will dilute the water until tritium levels fall below regulatory limits before pumping it into the ocean from the coastal site. Explainer: How Japan plans to release Fukushima water into the ocean 2023-07-04T04:00:00Z The treated water will be diluted to well below internationally approved levels of tritium before being released into the Pacific Ocean. Japan to get crucial U.N. verdict for Fukushima water release 2023-07-04T04:00:00Z But that process does not remove carbon-14 and tritium, so the treated water needs to be diluted further to less than one part per 100 parts of seawater. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z The latest flashpoint revolves around plans to release 1.3 million gallons of water with traces of radioactive tritium into the river as part of the plant’s decommissioning. Plan to discharge water into Hudson River from closed nuclear plant sparks uproar 2023-06-20T04:00:00Z Nuclear power plants around the world regularly release waste water with tritium levels above that of the treated water from Fukushima. Fukushima nuclear disaster: UN watchdog approves plan for water release 2023-07-04T04:00:00Z Water containing tritium is routinely released from nuclear plants around the world, and regulatory authorities support dealing with the Fukushima water in this way. Explainer: How Japan plans to release Fukushima water into the ocean 2023-07-04T04:00:00Z Nuclear power plants around the world regularly release waste water containing tritium above the concentration of TEPCO's treated water. Japan to get crucial U.N. verdict for Fukushima water release 2023-07-04T04:00:00Z The company suggests that the concentration of tritium will drop to background ocean levels within a few kilometres of the discharge site. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z Supporters of the planned releases say they are just like those made when Indian Point was producing power and that the concentration of tritium has been far below federal standards. Plan to discharge water into Hudson River from closed nuclear plant sparks uproar 2023-06-20T04:00:00Z The water will have most of its radioactivity removed and be diluted to internationally approved levels but will still contain traces of tritium, an isotope that is difficult to separate from water. Exclusive: Palau seeks more U.S. patrols of its waters after Chinese incursions 2023-06-15T04:00:00Z If scientists can contain the fuel for fusion—a plasma mixture of deuterium and tritium, two heavy isotopes of hydrogen—the energy released in the reaction can make it self-sustaining. What Is the Future of Fusion Energy? 2023-06-05T04:00:00Z The Japanese utility responsible for the plant, and the Japanese government, say the water is safe after being treated, filtered and diluted though it does contain traces of tritium. South Korea experts say more study needed on Japan's nuclear water plan 2023-05-31T04:00:00Z But Richmond is concerned the tritium could concentrate in the food web as larger organisms eat smaller contaminated ones. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z Some water contains tritium, which occurs naturally in the environment and is a common byproduct of nuclear plant operations. Plan to discharge water into Hudson River from closed nuclear plant sparks uproar 2023-06-20T04:00:00Z The concentration of tritium in the groundwater has declined and there have been no recorded measurements of the isotope beyond the plant, officials said. Over half of the contaminated water leaked at nuclear plant recovered, Xcel says 2023-05-24T04:00:00Z But tritium forms only in small quantities naturally, and it decays radioactively with a half-life of just 12 years, so it's constantly disappearing and must be produced afresh. What Is the Future of Fusion Energy? 2023-06-05T04:00:00Z While many fusion companies are looking to tritium, a rare hydrogen isotope, to help fuel reactions, Helion plans to use Helium 3, a rare type of the gas used in quantum computing. Microsoft to buy power from nuclear fusion company Helion 2023-05-10T04:00:00Z Shigeyoshi Otosaka, an oceanographer and marine chemist at the Atmospheric and Ocean Research Institute of the University of Tokyo says that the organically bound form of tritium could accumulate in fish and marine organisms. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z The Hudson releases have been safe and have had “very, very low” levels of tritium, he said. Plan to discharge water into Hudson River from closed nuclear plant sparks uproar 2023-06-20T04:00:00Z Inside the capsule sits a frozen pellet of the hydrogen isotopes deuterium and tritium. This Pioneering Nuclear-Fusion Lab Is Gearing up to Break More Records 2023-04-28T04:00:00Z All the same, the technology is unproven at large scales, and no one really knows whether or how well tritium production and extraction will work. What Is the Future of Fusion Energy? 2023-06-05T04:00:00Z Operators of fusion plants will need to handle small amounts of tritium—a short-lived radioactive isotope of hydrogen—and safely dispose of low-level waste consisting of reactor parts made radioactive by fusion reactions. News at a glance: A new malaria vaccine, a Parkinson’s test, and editors resign 2023-04-19T04:00:00Z “We have confirmed that the tritium concentrations in the bodies of marine organisms reach equilibrium after a certain period of time and do not exceed the concentrations in the living environment,” the spokesperson said. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z Tracy Brown, president of the environmental group Riverkeeper, said storing the water on-site for 12 years or so would give Holtec time to explore long-term options to separate the tritium. Plan to discharge water into Hudson River from closed nuclear plant sparks uproar 2023-06-20T04:00:00Z For relatively minor changes to old weapons—new fuses, fresh top-ups of the hydrogen isotope tritium—that has been enough. Trust but verify: Can the U.S. certify new nuclear weapons without detonating them? 2023-04-20T04:00:00Z Instead of using a large amount of plasma confined by magnetic fields, the NIF experiment ignites a tiny target of deuterium and tritium. What Is the Future of Fusion Energy? 2023-06-05T04:00:00Z The fish didn’t die because of any tritium leaking into the river and there is no danger to the public, the Minnesota Pollution Control Agency said Monday. Nuclear plant shutdown blamed in Minnesota fish kill 2023-03-28T04:00:00Z The tritium concentrations then decrease over time once the organism is returned to untreated seawater. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z The solution was designed to prevent new tritium from reaching the groundwater until installation of a replacement pipe during a regularly scheduled outage in mid-April, the company said. Radioactive water leaks at Minn. nuclear plant for 2nd time 2023-03-23T04:00:00Z Clark said the tritium isn’t a risk to drinking water in Monticello or the nearby city of Becker, saying the cities take their water from different areas of the Mississippi River. Minnesota nuclear plant shuts down for leak; residents worry 2023-03-24T04:00:00Z Even if the tritium reached the river, which Clark assured wouldn’t happen, it would dissipate within a few yards, he said. Minnesota nuclear plant shuts down for leak; residents worry 2023-03-24T04:00:00Z The kill occurred days after a leak of what was believed to be hundreds of gallons of water containing tritium was discovered from a temporary fix at Xcel Energy’s Monticello Nuclear Generating Plant. Nuclear plant shutdown blamed in Minnesota fish kill 2023-03-28T04:00:00Z Otosaka says that is also the case in Japan: “More than 50 terabecquerel of tritium was discharged annually from each nuclear power plant in regular operation before the accident,” he says. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z Minnesota regulars said last week that Xcel Energy voluntarily notified state agencies and reported the leak of tritium to the Nuclear Regulatory Commission soon after it was confirmed in November. Radioactive water leaks at Minn. nuclear plant for 2nd time 2023-03-23T04:00:00Z “We knew there was a presence of tritium in one monitoring well, however Xcel had not yet identified the source of the leak and its location,” Minnesota Pollution Control Agency spokesperson Michael Rafferty said Thursday. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z “It’s bad timing for them” to have multiple tritium leaks as they are seeking a license renewal, Lyman said. Minnesota nuclear plant shuts down for leak; residents worry 2023-03-24T04:00:00Z The water contains tritium, a common by-product of nuclear plant operations. Clean-up of radioactive water leak ongoing at Minnesota nuclear plant 2023-03-17T04:00:00Z “The release rate of the tritium … is well controllable,” Otosaka says. Is Fukushima Wastewater Release Safe? What the Science Says 2023-06-23T04:00:00Z Edwin Lyman, director of nuclear power safety with the Union of Concerned Scientists, told The Associated Press last week that a significant health risk only would occur if people consumed fairly high amounts of tritium. Radioactive water leaks at Minn. nuclear plant for 2nd time 2023-03-23T04:00:00Z Edwin Lyman, director of nuclear power safety with the Union of Concerned Scientists, said a health risk would only occur if people consumed fairly high amounts of tritium. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z Judson and Lyman both said public concerns about the possible health risks of the tritium leak are exacerbated by the recent toxic train derailment in Ohio. Minnesota nuclear plant shuts down for leak; residents worry 2023-03-24T04:00:00Z Roughly one-quarter of the spilled tritium has been recovered so far, and Xcel has said it may build above-ground storage tanks to store the contaminated water. Clean-up of radioactive water leak ongoing at Minnesota nuclear plant 2023-03-17T04:00:00Z While Xcel reported the leak of water containing tritium to state and federal authorities in late November, the spill had not been made public before Thursday. Regulators monitor tritium leak at Minnesota nuclear plant 2023-03-16T04:00:00Z Scientists say health impacts from consuming tritium and other radioisotopes through the food chain may be worse than from drinking it in water and further studies are needed. What’s happening at Fukushima plant 12 years after meltdown? 2023-03-09T05:00:00Z Mitlyng said there’s no official requirement for nuclear plants to report all tritium leaks to the Nuclear Regulatory Commission. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z Most experimental fusion reactors use the hydrogen isotopes deuterium and tritium. News at a glance: Monkey shipments, a controversial visa, and support for geoengineering research 2023-03-01T05:00:00Z It is also weighing how to treat, re-use or dispose of the collected tritium and water. Clean-up of radioactive water leak ongoing at Minnesota nuclear plant 2023-03-17T04:00:00Z “We knew there was a presence of tritium in one monitoring well, however Xcel had not yet identified the source of the leak and its location,” Minnesota Pollution Control Agency spokesman Michael Rafferty said. Regulators monitor tritium leak at Minnesota nuclear plant 2023-03-16T04:00:00Z Most of the radioactivity can be removed from the water during treatment, but tritium cannot be separated, and low levels of some other radionuclides also remain. Fukushima plant head: Too early to predict decommissioning 2023-03-02T05:00:00Z Instead, Xcel Energy had previously agreed to report certain tritium leaks to the state. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z But tritium is hard to come by, and that fuel combination produces high-energy neutrons that are hazardous to humans and damage reactor walls and components. News at a glance: Monkey shipments, a controversial visa, and support for geoengineering research 2023-03-01T05:00:00Z In reality, tritium is rare and must be “bred” from lithium in the reactor itself; some scientists are concerned about future shortages. Reactor experiment demonstrates alternative fusion scheme 2023-02-28T05:00:00Z Since then, it has been pumping groundwater, storing and processing the contaminated water, which contains tritium levels below federal thresholds. Regulators monitor tritium leak at Minnesota nuclear plant 2023-03-16T04:00:00Z But tritium, which is chemically identical to the ordinary hydrogen in water, slips through the system. Despite opposition, Japan may soon dump Fukushima wastewater into the Pacific 2023-01-23T05:00:00Z The notice said the source of the tritium was being investigated at that time. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z The water is filtered for most radioactive isotopes, but the level of tritium is above the national standard, operator Tepco said. Fukushima nuclear disaster: Japan to release radioactive water into sea this year 2023-01-13T05:00:00Z But it won’t demonstrate gain until late next decade—when some scientists worry it will begin to gobble up most of the world’s supply of tritium. Reactor experiment demonstrates alternative fusion scheme 2023-02-28T05:00:00Z Xcel said it has recovered about 25% of the spilled tritium so far, that recovery efforts will continue and that it will install a permanent solution this spring. Regulators monitor tritium leak at Minnesota nuclear plant 2023-03-16T04:00:00Z If other radionuclides are removed, the contaminated water could simply be stored for 40 to 60 years, since tritium has a half-life of only about 12 years. Despite opposition, Japan may soon dump Fukushima wastewater into the Pacific 2023-01-23T05:00:00Z Mitlyng said there is no pathway for the tritium to get into drinking water. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z Experts say tritium is very difficult to remove from water and is only harmful to humans in large doses. Fukushima nuclear disaster: Japan to release radioactive water into sea this year 2023-01-13T05:00:00Z Finally, while one part of the fuel, deuterium, is naturally abundant in sea water, tritium is much rarer. Why fusion ignition is being hailed as a major breakthrough in fusion – a nuclear physicist explains 2023-01-02T05:00:00Z Xcel Energy is considering building above-ground storage tanks to store the contaminated water it recovers, and is considering options for the treatment, reuse, or final disposal of the collected tritium and water. Regulators monitor tritium leak at Minnesota nuclear plant 2023-03-16T04:00:00Z Or the water could be used to make concrete, from which tritium’s beta particles are unable to escape. Despite opposition, Japan may soon dump Fukushima wastewater into the Pacific 2023-01-23T05:00:00Z Xcel is considering building above-ground storage tanks for the contaminated water it recovers and is considering options for the treatment, reuse or final disposal of the collected tritium and water. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z Almost all radioactive particles will be removed from the wastewater before it is released, except for a hydrogen isotope called tritium that Japanese experts and others say poses a relatively low health risk. In the Pacific, Outcry Over Japan’s Plan to Release Fukushima Wastewater 2022-12-30T05:00:00Z Fusion itself actually produces tritium, so researchers are hoping to develop ways of harvesting this tritium directly. Why fusion ignition is being hailed as a major breakthrough in fusion – a nuclear physicist explains 2023-01-02T05:00:00Z The water contains tritium and other radioactive contaminants. Regulators monitor tritium leak at Minnesota nuclear plant 2023-03-16T04:00:00Z The energy is converted to X-rays that compress and heat hydrogen isotopes called deuterium and tritium in the fuel capsule. See how lasers led to a nuclear fusion milestone The regulatory commission said tritium spills happen from time to time at nuclear plants, but they’ve either been limited to plant properties or involved such low offsite levels that they didn’t impact public health. Regulators: Nuclear plant leak didn’t require public notice 2023-03-17T04:00:00Z Other nuclear plants around the world routinely discharge treated wastewater containing tritium. In the Pacific, Outcry Over Japan’s Plan to Release Fukushima Wastewater 2022-12-30T05:00:00Z The cylinder, heated to some 5.4 million degrees Fahrenheit, vaporizes, generating an implosion of X-rays, which in turn heats and compresses a BB-size pellet of frozen deuterium and tritium, two heavier forms of hydrogen. Major Fusion Energy Breakthrough to Be Announced by Scientists 2022-12-12T05:00:00Z Most of the radioactivity is removed from the water during treatment, but tritium cannot be removed and low levels of some other radionuclides also remain. IAEA: Decision on Fukushima wastewater release up to Japan 2022-11-18T05:00:00Z Japan's Foreign Ministry said at that time that regulators deemed it safe to release the water, which will still contain traces of the radioactive isotope tritium after treatment. At U.N., Micronesia denounces Japan plan to release Fukushima water into Pacific 2022-09-23T04:00:00Z A fusion power plant would be fueled with a mix of the hydrogen isotopes deuterium and tritium, which react most readily. Twisty device explores alternative path to fusion 2022-09-06T04:00:00Z Unlike other common radioactive particles, tritium replaces the hydrogen atoms in water molecules, allowing it to pass unaffected through normal radiation filters. In the Pacific, Outcry Over Japan’s Plan to Release Fukushima Wastewater 2022-12-30T05:00:00Z To find the total energy released, we must find the number of deuterium and tritium atoms in a kilogram. College Physics for AP Courses 2015-08-12T00:00:00Z They say tritium affects humans more when it is consumed in fish. IAEA: Decision on Fukushima wastewater release up to Japan 2022-11-18T05:00:00Z In a naturally occurring sample of hydrogen, there is one atom of deuterium for every 7000 H atoms and one atom of radioactive tritium for every 1018 H atoms. Chemistry 2019-02-14T00:00:00Z Research machines like W7-X that aren’t trying to generate energy avoid radioactive tritium and stick to safer, more plentiful hydrogen or deuterium. Twisty device explores alternative path to fusion 2022-09-06T04:00:00Z The challenge is keeping the deuterium and tritium—which will participate in fusion reactions—hot enough and dense enough, for a long enough time to produce energy. Astronomy 2016-10-13T00:00:00Z Neutrons and γ rays transmit energy to the fusion fuel, create tritium from deuterium, and heat and compress the fusion fuel. College Physics for AP Courses 2015-08-12T00:00:00Z Of more than 60 isotopes selected for treatment, all but one — tritium — will be reduced to meet safety standards, they say. Construction begins at Fukushima plant for water release 2022-08-03T04:00:00Z Elemental deuterium and tritium have lower vapor pressure than ordinary hydrogen. Chemistry 2019-02-14T00:00:00Z Scientists say impacts of long-term, low-dose exposure to tritium for the environment and humans are still unknown. Japan OKs preparation step for Fukushima plant water release 2022-07-22T04:00:00Z How much energy is released when a proton combines with a deuterium nucleus to produce tritium, 3He? Astronomy 2016-10-13T00:00:00Z Attempts to utilize controlled fusion as an energy source on Earth are related to deuterium and tritium, and the reactions play important roles. College Physics for AP Courses 2015-08-12T00:00:00Z Scientists say the impact of long-term, low-dose exposure to not only tritium but also other isotopes on the environment and humans are still unknown and that a release is premature. Construction begins at Fukushima plant for water release 2022-08-03T04:00:00Z The regulators deemed it safe to release the water, which will still contain traces of tritium after treatment, the foreign ministry said in a statement. Japan regulators approve release of Fukushima water into sea 2022-07-22T04:00:00Z For example, the half-life of tritium—a radioisotope of hydrogen—is about 12 years, indicating it takes 12 years for half of the tritium nuclei in a sample to decay. Anatomy and Physiology 2013-06-19T00:00:00Z This wasn’t ordinary hydrogen but its rare radioactive isotope tritium, in which two neutrons and a proton cling together in the nucleus. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Fusion bombs use neutrons from their fission trigger to create tritium fuel in the reaction n +6 Li →3 H +4 He . College Physics for AP Courses 2015-08-12T00:00:00Z Last year, the reconstruction agency had to remove a video which portrayed tritium as a cute cartoon character swimming in a glass of water. UN nuclear agency chief: Fukushima transparency important 2022-05-20T04:00:00Z Tepco plans to filter the contaminated water to remove harmful isotopes apart from tritium, which is hard to remove. Japan regulators approve release of Fukushima water into sea 2022-07-22T04:00:00Z Scientists say impact of long term low-dose exposure to the environment and humans are unknown, and that tritium can have a bigger impact on humans when consumed in fish than in water. Japan OKs plan to release Fukushima nuclear plant wastewater 2022-05-18T04:00:00Z When tritium is combined at high temperatures with its sibling deuterium, the two gases can burn like the Sun. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The second promising technique aims multiple lasers at tiny fuel pellets filled with a mixture of deuterium and tritium. College Physics for AP Courses 2015-08-12T00:00:00Z Tepco plans to filter the contaminated water to remove isotopes, leaving only tritium, a radioactive isotope of hydrogen hard to separate from water. Japan nuclear regulator grants initial nod to Fukushima water release plan 2022-05-18T04:00:00Z Scientists say the health impact from consuming tritium through the food chain could be greater than drinking it in water, and further studies are needed. 11 years later, fate of Fukushima reactor cleanup uncertain 2022-03-10T05:00:00Z The electron carries almost all of the energy released during the tritium’s decay, but some is lost with the neutrino. How Light Is a Neutrino? The Answer Is Closer Than Ever 2022-02-21T05:00:00Z Last year, the Canadian tritium fueled an experiment at JET showing fusion research is approaching an important threshold: producing more energy than goes into the reactions. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z There are equal numbers of deuterium and tritium nuclei in the mixture. College Physics for AP Courses 2015-08-12T00:00:00Z Tepco will then dilute the water until tritium levels fall less than 1/40th of regulatory limits, before pumping it into the ocean. Japan nuclear regulator grants initial nod to Fukushima water release plan 2022-05-18T04:00:00Z Officials say all isotopes in the contaminated water selected for treatment can be reduced to releasable levels except for tritium, which is inseparable from the water but is harmless in small amounts. IAEA reviews water release from damaged Japan nuclear plant 2022-02-18T05:00:00Z KATRIN’s 2019 results were based on an initial run of the experiment in April and May that year, when the tritium beam was operating at one-quarter of its full strength. How Light Is a Neutrino? The Answer Is Closer Than Ever 2022-02-21T05:00:00Z But tritium, with a half-life of 12.3 years, exists naturally only in trace amounts in the upper atmosphere, the product of cosmic ray bombardment. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Deuterium has an atomic mass of about 2 and tritium has an atomic mass of about 3, for a total of about 5 g per mole of reactants or about 200 mol in 1.00 kg. College Physics for AP Courses 2015-08-12T00:00:00Z Officials say all isotopes selected for treatment in the contaminated water can be reduced to low levels except for tritium, which is inseparable from the water but is harmless in small amounts. IAEA reviews water release from damaged Japan nuclear plant 2022-02-14T05:00:00Z However, there are downsides: tritium is radioactive, wears down the insides of fusion reactors, and has a finite supply. Fusion race kicked into high gear by smart tech 2022-02-09T05:00:00Z Most fusion reactors run on ordinary hydrogen or deuterium, which allows them to explore the behavior of plasmas while avoiding the complications of tritium, which is both radioactive and scarce. European fusion reactor sets record for sustained energy 2022-02-09T05:00:00Z Most fusion scientists shrug off the problem, arguing that future reactors can breed the tritium they need. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z But, it is only one-fourth the energy produced by the fusion of a kilogram mixture of deuterium and tritium as seen in Example 32.2. College Physics for AP Courses 2015-08-12T00:00:00Z Officials say all isotopes selected for treatment can be reduced to low levels except for tritium, which is inseparable from the water but is harmless in small amounts. Experts to visit Fukushima plant to check water release plan 2022-02-07T05:00:00Z The usual fuel for producing controlled fusion in reactors consists of a mix of the heavy hydrogen isotopes deuterium and tritium, which may unite to make helium. U.S. Project Reaches Major Milestone toward Practical Fusion Power 2022-02-02T05:00:00Z First, they had to revive the reactor’s tritium-handling facilities, not used for 2 decades, which extract unburned tritium and deuterium ions from waste gas after each shot and recycle them. European fusion reactor sets record for sustained energy 2022-02-09T05:00:00Z The high-energy neutrons released in fusion reactions can split lithium into helium and tritium if the reactor wall is lined with the metal. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The energy produced by the fusion of a 1.00-kg mixture of deuterium and tritium was found in Example Calculating Energy and Power from Fusion. College Physics for AP Courses 2015-08-12T00:00:00Z Though nuclear plants worldwide routinely discharge water with tritium in it, the plan has stirred concern from neighbours China and South Korea, worried over food safety. Explainer: Wall of ice at Fukushima's crippled nuclear plant 2022-01-25T05:00:00Z The NIF team used 192 high-power lasers, all focused into a chamber called a hohlraum that is about the size and shape of a pencil’s eraser and contains the fuel capsule of deuterium and tritium. U.S. Project Reaches Major Milestone toward Practical Fusion Power 2022-02-02T05:00:00Z Many efforts cage a superhot plasma in a magnetic field; NIF uses a pulse from the world’s highest energy laser to compress a peppercorn-size capsule of the hydrogen isotopes deuterium and tritium. Science’s 2021 Breakthrough of the Year: AI brings protein structures to all 2021-12-15T05:00:00Z But occasionally, a deuterium nucleus does capture a neutron and is transformed into tritium. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The water will be processed to remove radioactive contamination apart from tritium, which cannot be removed. Fukushima farmers fear contaminated water could hurt business 10 years after nuclear disaster 2021-11-05T04:00:00Z Inactive warheads are kept on standby and do not have bottles of tritium gas used to enhance their explosive power as do active warheads. U.S. cutting nuclear warhead stockpile despite major China, Russia buildups 2021-10-06T04:00:00Z Better methods must also be developed for on-site production and handling of tritium to use as fuel. U.S. Project Reaches Major Milestone toward Practical Fusion Power 2022-02-02T05:00:00Z A fusion reactor, or tokamak, aims to capture the energy released when nuclei of deuterium and tritium, the heavy isotopes of hydrogen, fuse to produce helium and energetic neutrons. This powerful electromagnet could help make fusion energy a reality 2021-09-08T04:00:00Z OPG filters out the tritium and sells off about 100 grams of it a year, mostly as a medical radioisotope and for glow-in-the-dark watch dials and emergency signage. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Water containing tritium is routinely released by nuclear plants around the world. Fukushima farmers fear contaminated water could hurt business 10 years after nuclear disaster 2021-11-05T04:00:00Z Controlled release of tritium from normal nuclear plants is a routine global practice, officials say. IAEA team in Japan to help prepare Fukushima water release 2021-09-06T04:00:00Z Critics said the plant was antiquated and pointed to a safety history that included faulty reactor bolts and radioactive tritium detected in groundwater onsite. Gone Fission: Controversial nuke plant near NYC shuts down 2021-04-28T04:00:00Z “These radioactive isotopes behave differently than tritium in the ocean and are more readily incorporated into marine biota or seafloor sediments,” says Ken Buesseler, a marine chemist at the Woods Hole Oceanographic Institution. Japan plans to release Fukushima’s contaminated water into the ocean 2021-04-13T04:00:00Z Researchers realized more than 20 years ago that fusion’s “tritium window” would eventually slam shut, and things have only got worse since then. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The treatment captures 62 kinds of radionuclides, but not tritium, a radioactive isotope of hydrogen with a 12.3-year half-life that occurs naturally in trace amounts in seawater and the atmosphere. Japan plans to release Fukushima's contaminated water into the ocean 2021-04-13T04:00:00Z Nuclear power plants around the world routinely discharge treated wastewater containing tritium into the sea. Fukushima Wastewater Will Be Released Into the Ocean, Japan Says 2021-04-12T04:00:00Z What would be left is tritium, a naturally occurring isotope of hydrogen that is considered less dangerous to human health and is routinely released into the ocean by nuclear power plants around the globe. A decade after Fukushima nuclear disaster, contaminated water symbolizes Japan’s struggles 2021-03-05T05:00:00Z Initial treatment removes many radioactive elements but not tritium, an isotope of hydrogen that is extremely difficult to capture. Why cleaning up Fukushima’s damaged reactors will take another 30 years 2021-03-04T05:00:00Z Some private companies are designing smaller fusion reactors that would be cheaper to build and—initially at least—use less tritium. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Because tritium emits only low-energy beta particles, it poses a modest health risk. Japan plans to release Fukushima's contaminated water into the ocean 2021-04-13T04:00:00Z Kimball, of the Arms Control Association, suggested Israel may want to produce more tritium, a relatively faster-decaying radioactive byproduct used to boost the explosive yield of some nuclear warheads. Secretive Israeli nuclear facility undergoes major project 2021-02-24T05:00:00Z Along with tritium would be tiny traces of carbon-14, a radioactive isotope of carbon. A decade after Fukushima nuclear disaster, contaminated water symbolizes Japan’s struggles 2021-03-05T05:00:00Z If the blanket contains lithium, the neutrons will split some of those nuclei to form more tritium. Road map to U.S. fusion power plant comes into clearer focus—sort of 2021-02-19T05:00:00Z Fusion reactors generally need a large startup tritium supply because the right conditions for fusion only occur in the hottest part of the plasma of ionized gases. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z "These radioactive isotopes behave differently than tritium in the ocean and are more readily incorporated into marine biota or seafloor sediments," says Ken Buesseler, a marine chemist at the Woods Hole Oceanographic Institution. Japan plans to release Fukushima's contaminated water into the ocean 2021-04-13T04:00:00Z Nuclear Regulation Authority chairman Toyoshi Fuketa recently said that tritium below allowable limits is routinely released from nuclear plants around the world. Japan PM says plan to release Fukushima water coming soon 2020-10-28T04:00:00Z Radioactive elements such as cesium and strontium are many times more dangerous to human health than tritium and are many times more likely to accumulate inside fish and on the sea floor, he said. A decade after Fukushima nuclear disaster, contaminated water symbolizes Japan’s struggles 2021-03-05T05:00:00Z Or the explanation could be more mundane: the xenon could merely be contaminated with tritium—a heavier form of hydrogen whose natural radiation could have muddied the signal seen at XENON1T. Is Dark Matter Made of Axions? 2020-06-23T04:00:00Z Most commercial sources of it depend on the decay of tritium, typically from military stockpiles. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z So for now, all three possibilities — axions, neutrinos or tritium — are still alive, he said. Seeking Dark Matter, They Detected Another Mystery 2020-06-17T04:00:00Z Ken Buesseler, a marine biologist at the Woods Hole Oceanographic Institution, said in a recent article that not only tritium but how other isotopes affect marine life should be carefully examined. Japan PM says plan to release Fukushima water coming soon 2020-10-28T04:00:00Z Yanai of the fisheries cooperative said that he does worry about releasing more tritium into the sea but that his main concern is “irrational fear from consumers” causing “reputational damage” to his produce. A decade after Fukushima nuclear disaster, contaminated water symbolizes Japan’s struggles 2021-03-05T05:00:00Z The significance of both the tritium and neutrino magnetic moment hypotheses corresponds to 3.2 sigma, meaning that they are also consistent with the data. Dark matter hunt yields unexplained signal 2020-06-17T04:00:00Z Militaries around the world use tritium to boost the yield of nuclear weapons, and have built up their own tritium stockpiles using purpose-built or adapted commercial nuclear reactors. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z If the isotope is the cause of the excess, the amount that would cause the readings is about “3 tritium atoms per kilogram of xenon, really an insanely low number,” Dr. Grandi said. Seeking Dark Matter, They Detected Another Mystery 2020-06-17T04:00:00Z Just three tritium atoms per kilogram of xenon would suffice to produce the signal, Shockley says. Dark matter hunters’ inconclusive signal grabs headlines 2020-06-17T04:00:00Z The tritium hypothesis fits the data to a confidence level of 3.2 sigma. Physicists Announce Potential Dark Matter Breakthrough 2020-06-17T04:00:00Z A high priority was protecting the tritium facility, which contained radioactive material. Fire remains burned into New Mexico’s memory 20 years later 2020-05-17T04:00:00Z Romania has two and is working on a tritium facility. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Replacing some of the deuterium with tritium, an even heavier isotope of hydrogen, could make the reactions self-sustaining. After decades of decline, the U.S. national fusion lab seeks a rebirth 2020-02-06T05:00:00Z Government officials also say tritium is routinely released from existing nuclear power plants around the world. Japan panel: Fukushima water release to sea is best option 2020-01-31T05:00:00Z The study took place at the Savannah River Site, where the Department of Energy creates tritium gas for weapons in its nuclear facilities. Connecting fractured habitats has long-lasting ecological benefits, study finds 2019-09-26T04:00:00Z The extra neutrons in tritium are prone to beta decay; when this happens, the experiment isolates the ejected electrons and carefully measures their energies. New Measurement Aims to Solve Neutrino Mystery 2019-09-19T04:00:00Z Their tritium production could be turbocharged by adding lithium rods to their cores or doping the heavy water moderator with lithium. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The detector monitors the nuclear decay of the heavy isotope of hydrogen called tritium, in which a neutron turns into a proton and emits an electron and a neutrino in the process. Physicists close in on elusive neutrino’s mass 2019-09-16T04:00:00Z Hydrogen’s cousins, deuterium and tritium, called heavy hydrogen, have been used to make hydrogen bombs. Lightweight of periodic table plays big role in life on Earth 2019-03-17T04:00:00Z It is also its main source of tritium, which is required to build thermonuclear, or ‘hydrogen’ bombs. Trump-Kim summit in Vietnam: what is on the table? 2019-02-27T05:00:00Z It is also believed to be the only source of tritium to build powerful thermonuclear devices. North Korea’s Yongbyon nuclear complex at the heart of Trump-Kim summit 2019-02-22T05:00:00Z Some say fusion reactors could create their own startup tritium by running on deuterium alone. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Highly enriched uranium and tritium, which is a crucial “booster” fuel for nuclear weapons, are also produced at the Yongbyon complex. Closing nuclear facility on table as US-NKorea summit nears 2019-02-22T05:00:00Z The Savannah River Site produced plutonium and tritium for nuclear weapons. South Carolina editorial roundup 2019-02-06T05:00:00Z The United States built the Savannah River Site during the 1950s to produce basic materials for nuclear weapons, mostly tritium and plutonium-239. U.S. secretly ships Cold War-era plutonium to Nevada 2019-01-30T05:00:00Z The most immediate need — still 20 years down the line at least — will be for unencumbered reactor fuel for tritium production and new fuel sources for naval reactors around 2060. Don’t be fooled by those who argue for uranium subsidies 2018-12-31T05:00:00Z One is a looming shortage of tritium fuel. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Unlike enriching uranium, making enough plutonium and tritium for its weapons program would likely require a large and hard-to-hide reactor. Closing nuclear facility on table as US-NKorea summit nears 2019-02-22T05:00:00Z The department controls the radioactive materials - plutonium, uranium and tritium - used in America’s nuclear weapons and in the reactors of nuclear-powered aircraft carriers and submarines. America's nuclear headache: old plutonium with nowhere to go 2018-04-20T04:00:00Z But it could also be used to produce plutonium or tritium. Ahead of Trump summit, new activity at North Korea nuke site 2018-03-28T04:00:00Z Not considered harmful in low doses, tritium is released into oceans and rivers by nuclear plants around the world at various national standard levels. Tepco's 'ice wall' fails to freeze Fukushima's toxic water buildup 2018-03-08T05:00:00Z On the one hand, they dump heat in the reactor wall that ultimately generates electricity, and they can bombard lithium to breed tritium fuel. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z This work will be carried out using a small supply of tritium, an isotope of hydrogen that has two neutrons and a proton in its nucleus. In search of the neutrino, ghost particle of the universe 2017-11-04T04:00:00Z The agency says it hasn’t found traces of tritium that accompany a hydrogen bomb test. The Latest: Radioactive gas found after North’s nuke test 2017-09-13T04:00:00Z The main fuels are deuterium and tritium, both rare but inexpensive forms of hydrogen. A Giant Nuclear Blast, but a Hydrogen Bomb? Too Soon to Say 2017-09-03T04:00:00Z Not considered harmful in low doses, tritium is released into oceans and rivers by nuclear plants around the world at various national standard levels. Tepco's 'ice wall' fails to freeze Fukushima's toxic water buildup 2018-03-08T05:00:00Z But there’s a catch: In order to breed tritium you need a working fusion reactor, and there may not be enough tritium to jump-start the first generation of power plants. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z It is this last feature – tritium’s radioactivity – that makes it crucial to Katrin. In search of the neutrino, ghost particle of the universe 2017-11-04T04:00:00Z With tritium in hand, physicists then have to collect the beta electrons it emits without altering their energies. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z The fuels were deuterium and tritium, rare forms of hydrogen. U.S. Nuclear History Offers Clues to North Korea’s Progress 2017-05-22T04:00:00Z The second radioisotope to be checked was tritium, a heavy form of hydrogen which, in contrast, decays very rapidly. 'Fossil' groundwater's modern secret - BBC News 2017-04-26T04:00:00Z To compound the problem, some believe tritium breeding—which has never been tested in a fusion reactor—may not be up to the task. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z These will be the electrons that have taken almost all of the energy from their decay from a tritium atom while the neutrino will get none. In search of the neutrino, ghost particle of the universe 2017-11-04T04:00:00Z Beta decay electrons from the tritium spiral in the magnetic field to the pipe's ends, where pumps suck out the uncharged tritium molecules. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z Several experimental approaches to removing the tritium "were judged to be impractical," Masuda said. As evacuees move back, Fukushima cleanup faces daunting obstacles 2017-03-02T05:00:00Z In August, however, researchers added a dash of tritium—hydrogen with two neutrons. With a touch of thermonuclear bomb fuel, 'Z machine' could provide fusion energy of the future 2016-11-09T05:00:00Z That means very little of the tritium in the doughnut-shaped reactor vessel, or tokamak, gets burned. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z “These electrons will take up all the kinetic energy of that aspect of the decay of the tritium nucleus,” says Drexlin. In search of the neutrino, ghost particle of the universe 2017-11-04T04:00:00Z Later this year, they will connect the tritium works, ready for next year's data taking. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z They calculated atmospheric temperatures by tracking concentrations of a hydrogen isotope called tritium. A Crescendo of Sound May Be Behind Jupiter’s Great Red Spot 2016-07-27T04:00:00Z "We do not want tritium to get into those," Cuneo says. With a touch of thermonuclear bomb fuel, 'Z machine' could provide fusion energy of the future 2016-11-09T05:00:00Z With fusion, each D-T reaction only produces a single neutron, which can breed a single tritium nucleus. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z About one in every 5 trillion electrons created by the tritium will have this feature. In search of the neutrino, ghost particle of the universe 2017-11-04T04:00:00Z Set it up right, with not so much tritium that the gas itself slows the electrons, and the source should produce 100 billion electrons per second. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z Early studies will use only hydrogen or deuterium for simplicity, leaving the radioactive tritium for later. Fusion megaproject confirms 5-year delay, trims costs 2016-06-16T04:00:00Z At NIF, tritium presents fewer hazards because it is contained within a tiny sphere during transport, and workers don't often enter the interior of the machine. With a touch of thermonuclear bomb fuel, 'Z machine' could provide fusion energy of the future 2016-11-09T05:00:00Z The tritium can be extracted continuously or during scheduled shutdowns, depending on whether the lithium is in liquid or solid form, but the breeding must be relentless. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z JET is also the only tokamak in the world equipped to use the fuel that will eventually power ITER: a mix of the hydrogen isotopes deuterium and tritium. U.K.-E.U. fission could harm fusion research 2016-06-14T04:00:00Z And the temperature of the tritium source must be kept at a frigid 30 kelvins to slow the molecules so their motion doesn't affect the energy of the ejected electrons. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z In 1993, the laboratory’s immense Tokamak Fusion Test Reactor began a series of runs using a mix of deuterium and tritium, two heavier forms of hydrogen. Ronald C. Davidson, Pioneer of Fusion Power, Dies at 74 2016-05-29T04:00:00Z Sandia's capsule, in contrast, is open at both ends, and the violent implosion mixes unburned tritium with vaporized metal that sprays everywhere. With a touch of thermonuclear bomb fuel, 'Z machine' could provide fusion energy of the future 2016-11-09T05:00:00Z Their analysis found that with current technology, largely defined by ITER, breeding blankets could, at best, produce 15% more tritium than a reactor consumes. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z JET researchers are currently testing how the machine behaves when filled with hydrogen, deuterium, and tritium individually before attempting deuterium-tritium burns in 2019. U.K.-E.U. fission could harm fusion research 2016-06-14T04:00:00Z They cannot, for example, put tritium gas in a container with a thin crystalline window, because passing through even the thinnest window would sap the electrons' energy enough to ruin KATRIN's measurement. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z Injecting tritium and deuterium, the heavier hydrogen isotopes, and achieving fusion would happen several years later. US advised to stick with troubled fusion project ITER 2016-05-25T04:00:00Z "We're excited about the recent results, even though it's just a tenth of a percent tritium," he adds. With a touch of thermonuclear bomb fuel, 'Z machine' could provide fusion energy of the future 2016-11-09T05:00:00Z One critical factor the authors identified is reactor downtime, when tritium breeding stops but the isotope continues to decay. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The idea is to use intense magnetic fields to trap an ultrahot plasma of deuterium and tritium nuclei in a huge donut-shaped vacuum chamber. U.S. should stick with troubled ITER fusion project, secretary of energy recommends 2016-05-26T04:00:00Z Instead, for the past 70 years, physicists have tried to infer the neutrino's mass by studying a particular nuclear decay from which the particle emerges—the beta decay of tritium. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z The company is also moving to address the spikes in nutrients, tritium and ammonia, Mr. Gould said, although he added that ammonia was not a byproduct of nuclear plants. Nuclear Plant Leak Threatens Drinking Water Wells in Florida 2016-03-22T04:00:00Z While a tritium leak may not imperil human health, "it indicates a very sloppy operational environment of aging management and fixing obvious sources of leaks." Nuclear Plants Leak Radiation, and Regulator Faces Scrutiny 2016-03-15T04:00:00Z To make breeding sustainable, operators will also need to control tritium leaks. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Strontium 90 and tritium were only added to the list in April last year. The mothers who set up a radiation lab - BBC News 2016-03-12T05:00:00Z For decades, physicists have striven to achieve it with tritium, the simplest nucleus to undergo beta decay. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z Though the MoD does not give details, the flights are believed to have carried tritium, plutonium and enriched uranium, all vital ingredients of Trident warheads. MoD admits flying nuclear materials between UK and US 2016-03-01T05:00:00Z Meanwhile, last fall, Indian Point in New York – the plant leaking tritium – suffered four unplanned outages in two months. Nuclear Plants Leak Radiation, and Regulator Faces Scrutiny 2016-03-15T04:00:00Z “Think of all the places tritium has to go” as it moves through the complex reactor and reprocessing system. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z This month, Entergy revealed that radioactive water was found in three of 40 monitoring wells on site, the result of contamination from tritium, a radioactive isotope. Plan to Expand a Pipeline at Indian Point Raises Concern 2016-02-28T05:00:00Z To perform the experiment, scientists need a supply of tritium—a highly radioactive isotope of hydrogen produced in certain nuclear reactors that's tightly regulated because of its potential health hazards and weapons applications. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z Experts say that the UK and the US regularly exchange tritium, plutonium and enriched uranium under a mutual defence agreement. MoD admits flying nuclear materials between UK and US 2016-03-01T05:00:00Z It cannot filter out tritium, a radioactive isotope of hydrogen that can be used to make nuclear bombs but is not considered especially harmful to humans. How is Fukushima’s cleanup going five years after its meltdown? Not so well. 2016-02-10T05:00:00Z Two private fusion efforts have decided to simply forgo tritium fuel. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Entergy Corp said on Wednesday it found elevated levels of tritium, a weak radioactive isotope of hydrogen, in groundwater samples at the Indian Point nuclear power plant in New York state. Entergy reports radioactive tritium leak at Indian Point 2016-02-10T05:00:00Z The search for it brought them to KIT, which already had a facility, unique in the Western Hemisphere, for processing and recycling tritium. Weighing the universe's most elusive particle 2017-06-29T04:00:00Z This is a conventional fission bomb that contains a small quantity of the hydrogen isotopes tritium and deuterium, which fuse to release extra neutrons that greatly boost the fission reaction and explosive yield. What kind of bomb did North Korea detonate? 2016-01-07T05:00:00Z What North Korea probably did was test a “boosted” device that uses a gas of deuterium and tritium, two hydrogen isotopes. North Korea is a joke. And that’s the problem. 2016-01-08T05:00:00Z Still, advocates of conventional D-T fusion believe tritium supplies could be expanded by building more fission reactors. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z The company first announced it found tritium in groundwater samples on Feb. 6. Entergy reports radioactive tritium leak at Indian Point 2016-02-10T05:00:00Z North Korea announced that it had tested a hydrogen bomb, but seismic data suggested a far smaller explosion — possibly an atomic bomb with a bit of tritium at its core. Your Wednesday Evening Briefing: Chipotle, Marco Rubio, Donald Trump 2016-01-06T05:00:00Z The enormous heat released when the fusion explosion goes off within the bomb compresses a core fuel of hydrogen—specifically the hydrogen isotopes deuterium and tritium. Here's the Difference Between a Hydrogen Bomb and an Atom Bomb 2016-01-06T05:00:00Z By far the most popular answer is deuterium and tritium, two isotopes of hydrogen. Inside the Quest for Fusion, Clean Energy’s Holy Grail 0002-11-29T05:00:00Z The rods are occasionally removed and processed to extract tritium. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z A 10-fold increase in temperature would bring them into the realm of sparking reactions in conventional fusion fuel, a mixture of the hydrogen isotopes deuterium and tritium, known as D-T. Secretive fusion company makes reactor breakthrough 2015-08-24T04:00:00Z The project's aim is to fuse two isotopes of hydrogen — tritium and deuterium — to deliver a powerful, clean source of electricity. Nuclear physics: Pull together for fusion 2015-06-08T04:00:00Z When a radioactive atom like tritium decays, it turns into an isotope of helium, releasing an electron and a neutrino in the process. Tabletop Detector Can 'See' Electrons - And Maybe Neutrinos Too 2015-04-22T04:00:00Z This is fusion’s low-hanging fruit, because deuterium and tritium fuse at a lower temperature than any other option, a comparatively mild 100 million degrees Celsius. Inside the Quest for Fusion, Clean Energy’s Holy Grail 0002-11-29T05:00:00Z “Defense stockpiles of tritium are unlikely ever to be shared,” he says. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z They plan to study the tritium nucleus, which contains one proton and two neutrons. Physicists detect radio waves from a single electron 2015-04-21T04:00:00Z Due to the adverse effects of radium exposure, Rolex switched to using tritium, marking luminous dials with an underline for a short period of time. The Essential Vintage Rolex Market Guide 2015-04-17T04:00:00Z From 1992 to 2004, it was known as the Savannah River Technology Center, focusing on environmental remediation, tritium processing and nonproliferation. Fed lab chief: Need for new nuclear industry researchers 2015-04-11T04:00:00Z One is that tritium is rare, so you have to make it. Inside the Quest for Fusion, Clean Energy’s Holy Grail 0002-11-29T05:00:00Z They viewed other issues, such as acquiring enough tritium, just “trivial” engineering, Jassby says. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z Water flushed over the wrecked reactors to keep them cool enough to prevent further radioactive releases is treated but current technology can't remove tritium. Japan considers evaporation, storage of tritium-laced Fukushima water 2015-04-08T04:00:00Z But those systems can't remove radioactive tritium, which is closely related to hydrogen. 4 years after Fukushima, Japan considers restarting nuclear facilities 2015-03-30T04:00:00Z Still, tritium is considered one of the least hazardous radioactive materials produced by nuclear power plants, and Lentijo said “controlled discharges are a normal practice in the industry.” Inspectors urge Japan to dump water from Fukushima plant into ocean 2015-02-17T05:00:00Z As a bonus, when you hit lithium with neutrons, you get tritium. Inside the Quest for Fusion, Clean Energy’s Holy Grail 0002-11-29T05:00:00Z Trace amounts of tritium were released into the environment because of the fire. Improvements ordered at Dounreay 2014-12-02T05:00:00Z Ultra-dense deuterium, an isotope of hydrogen, is found in the earth's oceans, and tritium is made from natural lithium deposits. Lockheed says makes breakthrough on fusion energy project 2014-10-16T04:00:00Z Ultra-dense deuterium, an isotope of hydrogen, is found in the earth’s oceans, and tritium is made from natural lithium deposits. Lockheed announces breakthrough on nuclear fusion energy 2014-10-15T04:00:00Z The baseline level for this well, based on the ongoing attenuation of the pre-existing tritium plume, was about 35,000. Indian Point's Tritium Problem and the N.R.C.'s Regulatory Problem 2014-06-12T04:00:00Z While running the experiment in this mode allows scientists to gather valuable scientific knowledge, both deuterium and tritium will be needed to exceed the record set by the Oxfordshire facility 17 years ago. UK team to shoot for fusion record 2014-04-24T09:38:27Z The pellet contains a layer of carefully frozen deuterium and tritium, the heavier forms of hydrogen, and in a brief moment — about one ten-billionth of a second — the imploding atoms fuse together. The Challenge: How to Keep Fusion Going Long Enough 2014-03-17T21:12:10Z For every megaton of nuclear blast, roughly seven megacuries of tritium resulted. Is Radioactive Hydrogen in Drinking Water a Cancer Threat? 2014-02-07T12:01:00Z That means you need a source of tritium. Do We Really Need Nuclear Fusion for Power? 2014-02-13T08:10:00Z Here’s a link to our fact sheet on tritium. Indian Point's Tritium Problem and the N.R.C.'s Regulatory Problem 2014-06-12T04:00:00Z The Livermore scientists made progress by changing the shape of the laser pulses to heat the hydrogen – a mix of two heavier isotopes known as deuterium and tritium – somewhat more gently. Giant Laser Complex Makes Fusion Advance, Finally 2014-02-12T21:44:23Z For every megaton of nuclear blast, roughly seven millicuries of tritium resulted. Is Radioactive Hydrogen in Drinking Water a Cancer Threat? 2014-02-07T12:01:00Z Concerns about the potential of the tritium contamination of the gas that would result from nuclear explosive stimulation were raised by Colorado and western alliance agencies. U.S. Experimented With Nuclear Fracking 2014-01-29T17:13:00Z But the biggest irony of all is that this is workable only for a deuterium/tritium target. Do We Really Need Nuclear Fusion for Power? 2014-02-13T08:10:00Z On April 9, Entergy confirmed an increase in groundwater tritium concentration in two monitoring wells located near Indian Point Unit 2. Indian Point's Tritium Problem and the N.R.C.'s Regulatory Problem 2014-06-12T04:00:00Z He solved that complication by replacing some of the hydrogen atoms with heavier versions known as deuterium and tritium so that they were no longer identical to the others. John W. Cornforth, 96, Nobel-Winning Chemist, Dies 2013-12-20T04:16:03Z SHINE's technology uses a linear accelerator to slam deuterium ions into tritium gas, producing helium and neutrons. Radioisotopes: The medical testing crisis 2013-12-11T18:50:32.531Z When struck with a neutron, it produces tritium, the part of the fuel you can't get from the ocean. Pressure for Results Mounts as Fusion Research Crawls Forward 2013-10-16T19:15:00.427Z A local plant that will produce tritium, for example, is one key element. ITER keeps eye on prize 2013-10-16T17:20:21.570Z Here is information on the Indian Point tritium spikes: Indian Point's Tritium Problem and the N.R.C.'s Regulatory Problem 2014-06-12T04:00:00Z He then followed where the deuterium and tritium atoms went during the molecular dance. John W. Cornforth, 96, Nobel-Winning Chemist, Dies 2013-12-20T04:16:03Z Opposition to the plant has grown over the years, most recently focusing on a January 2010 disclosure of a leak of radioactive tritium. Entergy to shut controversial Vermont nuclear plant 2013-08-27T19:06:38Z Inside is a tiny pellet of deuterium and tritium. Pressure for Results Mounts as Fusion Research Crawls Forward 2013-10-16T19:15:00.427Z But in May the company reported detecting a sharp increase in the amounts of radioactive tritium in groundwater beneath the plant. Leaks Into Pacific Persist at Japan Nuclear Plant 2013-08-07T01:11:00Z It investigated only after Japan's new nuclear watchdog expressed alarm earlier this month at Tepco's own reports of huge spikes in radioactive cesium, tritium and strontium in groundwater near the shore. Japan Utility, and the Public, in the Dark about Crippled Nuclear Power Plant 2013-07-31T15:45:09.047Z It is also the only tokamak currently equipped to operate with a full fusion fuel made of an equal mixture of the hydrogen isotopes deuterium and tritium. Europe's JET Set Ponders Future of World's Largest Fusion Reactor 2013-07-03T22:33:33Z There is enough American fuel on hand to run the reactor making tritium for years. USEC to Shut Uranium-Enrichment Plant in Kentucky 2013-05-25T02:45:49Z Environmental Protection Agency, exposure to tritium increases the risk of developing cancer. Radioactive tritium found in leak at South Carolina nuclear plant 2013-05-15T21:57:41Z The Environment Agency said EDF found the elevated levels of tritium in September and December. Alert over nuclear plant groundwater 2013-04-19T11:54:21Z As 500 terawatts of laser power hits the capsule, it generates X-rays that blast into the pellet, causing the atoms of deuterium and tritium inside to fuse. Laser lab shifts focus to warheads 2012-11-07T18:20:40.347Z Those experiments require a radioactive isotope of hydrogen called tritium to be produced on site. Nuclear Fusion Project Struggles to Put the Pieces Together 2012-10-28T20:15:51.247Z The government closed its last reactor for making tritium in 1988, but it is now made in a civilian power reactor owned by the Tennessee Valley Authority. USEC to Shut Uranium-Enrichment Plant in Kentucky 2013-05-25T02:45:49Z A small capsule of deuterium and tritium a few millimeters in diameter resides inside a larger chamber of a few centimeters in size. Dot Earth Blog: Exploring whether fusion energy research is still worth the cost comp 2012-10-18T21:24:25Z The agency said tritium was a substance produced by nuclear reactors and also found naturally in the environment, and Dungeness B discharged tritium into the environment under an Environment Agency permit. Alert over nuclear plant groundwater 2013-04-19T11:54:21Z One of the precursors, thymidine triphosphate, had been labeled with tritium. Transplanted Nuclei and Cell Differentiation, by Sir John B. Gurdon 2012-10-09T23:45:00.177Z Before the year is out, scientists at the National Ignition Facility in California hope to fire the world’s most powerful laser into a small test chamber with pea-sized fuel pellets of deuterium and tritium inside. Stop Building Bombs and Start Building Starships 2012-10-08T19:45:06.687Z The target in MagLIF is a tiny cylinder about 7 millimeters in diameter; it's made of beryllium and filled with deuterium and tritium. A Step Forward for Fusion 2012-09-18T16:45:00Z When tritium from the plasma was absorbed by the carbon it may be released later. How to Line a Thermonuclear Reactor 2012-08-16T20:51:00Z Unfortunately the half-life of tritium is only 12 years so it’s useless as an emissary of interstellar communication. Better (extraterrestrial) communication through chemistry: Isotopes and mirror-image molecules 2012-07-25T17:45:03.207Z Rather, in theory, it fuses them together – the way the sun works – typically combining isotopes of hydrogen known as deuterium and tritium. Iranian team to collaborate with US company on nuclear fusion project 2012-05-25T17:59:25Z TVA would set aside a tiny amount needed to replace deteriorating tritium in U.S. weapons stockpiles. United States Enrichment Corp., bailed out once, seeks more federal money for new project 2012-05-17T03:46:00Z Fusion reactors heat and squeeze a plasma—an ionized gas—composed of the hydrogen isotopes deuterium and tritium, compressing the isotopes until their nuclei overcome their mutual repulsion and fuse together. A Step Forward for Fusion 2012-09-18T16:45:00Z And tritium is a radioactive isotope that reactor operators have to account for very carefully. How to Line a Thermonuclear Reactor 2012-08-16T20:51:00Z Hydrogen is the most abundant element in the universe but deuterium comprises 1 atom in about 6000 of hydrogen and amounts to only 0.02%, while tritium is even scarcer. Better (extraterrestrial) communication through chemistry: Isotopes and mirror-image molecules 2012-07-25T17:45:03.207Z When a warhead detonates, it squeezes the deuterium and tritium until they fuse together. Isotopes Hint at North Korean Nuclear Weapons Tests in 2010 2012-02-03T20:15:16.477Z USEC’s supporters say a U.S.-owned company must be preserved to supply small amounts of uranium to make the tritium needed to maintain U.S. nuclear weapons. United States Enrichment Corp., bailed out once, seeks more federal money for new project 2012-05-17T03:46:00Z The ruling is almost certain to be appealed by the state and an array of private groups that want the plant shut down because of leaks of radioactive tritium and other issues. Vermont Can?t Shut Down Nuclear Plant, Judge Rules 2012-01-20T01:30:51Z Any tritium that embeds itself in the reactor wall has to be painstakingly extracted. How to Line a Thermonuclear Reactor 2012-08-16T20:51:00Z That reactor, a civilian one owned by the Tennessee Valley Authority, is used by the Energy Department to make tritium, a perishable material for nuclear bombs. Loan Request by Uranium-Enrichment Concern Shakes Up Political Sides 2011-11-24T21:46:00Z At that time, four tritium exit signs were removed. Radioactive Tritium Leaks from Nuke Plant; Also Two Million EXIT Signs 2011-08-18T21:53:54Z Plant owner Entergy Corp said in a separate statement it had tested the same river water samples as the state did and found lower levels of tritium. Radioactive tritium found in river near Vermont Yankee plant 2011-08-18T18:40:52Z No groundwater sample from any well at Vermont Yankee has ever indicated the presence of strontium-90, or any other isotope other than tritium. How Did Those Vermont Fish Get Radioactive? 2011-08-05T12:40:32Z Carbon's big drawback is that it's very happy to absorb deuterium and tritium. How to Line a Thermonuclear Reactor 2012-08-16T20:51:00Z Dr. Marburger took over as director of Brookhaven National Laboratory on Long Island in 1998, shortly after revelations about leaks of radioactive tritium from a research reactor set off widespread community outrage. John H. Marburger, Bush Science Adviser, Dies at 70 2011-07-30T02:00:27Z However, because it emits very low energy radiation and leaves the body relatively quickly, for a given amount of activity ingested, tritium is one of the least dangerous radionuclides. Radioactive Tritium Leaks from Nuke Plant; Also Two Million EXIT Signs 2011-08-18T21:53:54Z The Nuclear Regulatory Commission says that tritium emits a weak form of radiation, a low-energy beta particle similar to an electron. Radioactive tritium found in river near Vermont Yankee plant 2011-08-18T18:40:52Z In fact, an underground pipe was leaking tritium. Green: Biting the Bullet, Vermont Yankee Orders Fuel 2011-07-25T20:55:58Z For ITER, the first reactor to use tritium on a regular basis, absorption of tritium has to be kept to a minimum, so carbon is out. How to Line a Thermonuclear Reactor 2012-08-16T20:51:00Z And tritium is not her organization’s only concern, she added. Fusion Experiment Faces New Hurdles 2011-06-24T04:21:11Z Very large quantities of tritium are required for the maintenance of our nation’s nuclear weapons capabilities. Radioactive Tritium Leaks from Nuke Plant; Also Two Million EXIT Signs 2011-08-18T21:53:54Z Most tritium produced in nuclear power plants stems from boron used for absorbing neutrons from the plant's chain reaction. Radioactive tritium found in river near Vermont Yankee plant 2011-08-18T18:40:52Z At one plant in new Jersey, tritium leaked into an aquifer and from there into Barnegat Bay off the Atlantic Ocean. Nuclear Leaks: 48 U.S. Plants Emitting Tritium 2011-06-15T18:45:00Z Template DNA was obtained from ΦX174 and labeled with tritium, the radioactive isotope of hydrogen. Nobel Laureates Speak in Scientific American 2011-06-08T13:15:07.613Z The types of hydrogen that will be fused are called deuterium and tritium. Fusion Experiment Faces New Hurdles 2011-06-24T04:21:11Z Canadian reactors, unlike the models used in this country, produce significant quantities of tritium as a byproduct of electricity production. Agencies? Lack of Coordination Hindered Supply of Crucial Gas, Report Says 2011-05-28T16:45:52Z As a form of hydrogen, tritium can bond with oxygen to form water. Radioactive tritium found in river near Vermont Yankee plant 2011-08-18T18:40:52Z But tritium is not considered one of the most dangerous of those elements, and indeed, is on the lower end of the risk spectrum. Nuclear Leaks: 48 U.S. Plants Emitting Tritium 2011-06-15T18:45:00Z This equality was readily determined by comparing the radioactivity from the tritium in the template with the radioactivity from the phosphorus in the nucleotides provided for synthesis. Nobel Laureates Speak in Scientific American 2011-06-08T13:15:07.613Z But the tritium is proving difficult to manage. Fusion Experiment Faces New Hurdles 2011-06-24T04:21:11Z Helium-3, once considered a waste product, is produced by the radioactive decay of tritium, a form of hydrogen used in nuclear weapons to increase the yield. Agencies? Lack of Coordination Hindered Supply of Crucial Gas, Report Says 2011-05-28T16:45:52Z Also, plant officials appearing before two state panels were asked whether the reactor could leak tritium, as other reactors have. Plant Owner Sues Vermont Over License for Reactor 2011-04-19T02:16:33Z People may also inhale tritium as a gas in the air, and absorb it through their skin. Nuclear Leaks: 48 U.S. Plants Emitting Tritium 2011-06-15T18:45:00Z The radioactive phosphorus would thus provide a label for synthetic material analogous to the tritium label for the template. Nobel Laureates Speak in Scientific American 2011-06-08T13:15:07.613Z To solve that problem, officials propose allowing more tritium to accumulate before the filters are removed and sent to Nevada as low-level radioactive waste. Fusion Experiment Faces New Hurdles 2011-06-24T04:21:11Z Once tritium enters the body, it disperses quickly, is uniformly distributed, and is excreted through urine within a month or so after ingestion. Japan's Nuclear Crisis: A Long-Term Challenge 2011-03-21T07:20:00Z They answered that it had no buried pipes, but a few months later, a tritium leak was discovered from an underground pipe. Plant Owner Sues Vermont Over License for Reactor 2011-04-19T02:16:33Z It takes about a month before it's excreted via the urinary system, though tritium that becomes chemically bound to tissues will stay put. Nuclear Leaks: 48 U.S. Plants Emitting Tritium 2011-06-15T18:45:00Z In a total meltdown, several radioactive gases are released on the less-toxic end of the spectrum, including nitrogen-16, tritium and krypton. Dangers of a Damaged Nuclear Plant 2011-03-13T23:46:27Z Other radioactive materials, like tritium, pass quickly through the body. Japan Radiation Risk Seen as Low so Far 2011-03-13T23:03:14Z As with all ionizing radiation, exposure to tritium increases the risk of developing cancer. Japan's Nuclear Crisis: A Long-Term Challenge 2011-03-21T07:20:00Z The water contains two of the least dangerous radioactive materials now in the news — radioactive nitrogen and tritium. Danger Posed by Radioactivity in Japan Hard to Assess 2011-03-13T05:05:30Z In a fusion reaction, energy is released when light atomic nuclei - the hydrogen isotopes deuterium and tritium - are fused together to form heavier atomic nuclei. Fusion finance plan is rejected 2010-12-16T17:20:59Z The amount of tritium leaked was approximately 0.015 percent of that released to the Hudson routinely, the report found. Green: A Detailed Look at Indian Point's Environmental Effects 2010-12-14T15:31:08Z He’s a rare writer who can explain why the short half-life of tritium gas means that we no longer need to worry about suitcase bombs stolen from the old Soviet Union. Nuclear Family 2010-08-27T15:04:00Z So, then, why no mention of tritium in the government or industry statements? Japan's Nuclear Crisis: A Long-Term Challenge 2011-03-21T07:20:00Z The other radioactive material often in the cooling water of a nuclear reactor is tritium. Danger Posed by Radioactivity in Japan Hard to Assess 2011-03-13T05:05:30Z I am worried about the continuing spread of the tritium into the groundwater and its gradual moving toward wells in the area. Tainted nuke plant water reaches major NJ aquifer 2010-05-07T19:22:00Z And in February, the Vermont State Senate voted overwhelmingly to block operation of its Vermont Yankee nuclear power plant after 2012, citing leaks of radioactive tritium, inaccurate testimony by Entergy officials and other problems. New York Denies Indian Point Plant a Water Permit 2010-04-03T20:40:00Z On Thursday, an executive vice president of Entergy, Mark Savoff, promised that the company would become an industry leader in “tritium leak, prevention, detection and mitigation.” Radioactive Leak Is Fixed at Vermont Nuclear Plant 2010-03-25T17:21:00Z Relatively speaking, the health effects of a low-level emitter like tritium are minor when compared to the other radiogenic and toxic hazards in this nuclear catastrophe. Japan's Nuclear Crisis: A Long-Term Challenge 2011-03-21T07:20:00Z You put 20 kgs of this tritium in and then you start to operate a kind of chain reaction. Energetic debate 2010-03-05T14:02:00Z Opposition to the plant became more widespread after the leak was made public in January and increasingly high concentrations of tritium were found. Vernon Journal: Town Finds Good Neighbor in Nuclear Plant 2010-03-04T01:47:00Z Last month, the Vermont state Senate voted against extending the operating license for Vermont Yankee, the state's sole nuclear power plant, after the discovery of radioactive tritium in test wells raised fears about plant safety. Nuclear projects face financial obstacles 2010-03-02T05:00:00Z In voting 26 to 4 on Wednesday to shut the plant, senators cited the leak, a collapsed cooling tower and initial denials by company employees that underground pipes carry tritium — even though they do. As Clock Ticks, Nuclear Plant Searches for Leak 2010-02-27T04:38:00Z Oyster Creek recently won a 20-year extension of its initial 40-year license, although, to the anger of its opponents, plant owners announced a few days later that it, too, was leaking tritium. Vermont Senate Votes to Close Nuclear Plant 2010-02-25T01:50:00Z There are only around 20 kilograms of tritium in the world. Energetic debate 2010-03-05T14:02:00Z Vermont Yankee reported finding the tritium, a radioactive form of hydrogen, to the Vermont Department of Health on Jan. 7. 2010-02-11T04:26:00Z The new, higher level of 70,500 picocuries per liter of radioactive tritium was measured in a monitoring well, one of six that the owner, Entergy, is drilling to try to find the problem. 2010-02-02T02:25:00Z Strewn with laptop computers, cellphones, beepers, grubby jackets slung on chair backs and heroic quantities of soft drink bottles, a conference room known as the “tritium room” operates 24 hours a day. As Clock Ticks, Nuclear Plant Searches for Leak 2010-02-27T04:38:00Z The plant began searching for tritium, a radioactive form of hydrogen, under a 2007 nuclear industry initiative. 2010-01-28T07:45:00Z Another kind, which can be made in a nuclear reactor, is called tritium. The Caves of Fear Mr. Lynch said he wanted an inquiry into elevated levels of tritium in groundwater monitoring wells at the site in Vernon, Vt., which is across the Connecticut River from New Hampshire. 2010-02-11T04:26:00Z Wanted to trade all the tritium we'd need to blow up a planet just for trees; because they worshipped trees! The Women-Stealers of Thrayx A power pack controlled by a simple rheostat in the palm of the left-hand glove, but whose energy derived from the electron-kinetic properties of pent and shielded tritium. Zero Data The larger yield nuclear weapons derive a substantial part of their explosive force from the fusion of heavy forms of hydrogen--deuterium and tritium. Worldwide Effects of Nuclear War: Some Perspectives In fact, solving the problem of penning and shielding tritium in a portable package delayed the appearance of Jason's disarmer two whole years. Zero Data |
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