| 单词 | xenon |
| 例句 | The effects team experimented in labs on weekends and developed a technique where the dyes were filmed from different distances and lit with a high-wattage xenon lamp. The Carpetbagger: Below the Line: The Effects of 'The Tree of Life' 2012-01-11T19:44:32Z The laser projection system uses a laser light source to provide substantially more brightness than a xenon bulb, allowing Imax to fill its largest screens with sharper and more lifelike images. Imax premieres new laser system at TCL Chinese Theatre in Hollywood 2015-04-15T04:00:00Z “Today we’re using a detector that is a third of a ton of liquid xenon. And within the next 10 to 15 years we will look with detectors that are 100 tons.” Physics confronts its heart of darkness: Cracks showing in dominant explanation for dark matter 2016-09-01T04:00:00Z LightStrike Germ-Zapping Robots — already in use at more than 400 hospitals in the United States, according to their manufacturer Xenex Disinfection Services — use xenon ultraviolet light pulses to kill viruses, bacteria and fungi. Bring in the Robot Cleaners: Travel Industry Innovations for the Pandemic 2020-03-28T04:00:00Z There, shielded from most sources of contaminating noise, researchers have spent more than a year’s worth of time looking for flashes of light emanating from WIMPs striking xenon nuclei. Physics confronts its heart of darkness: Cracks showing in dominant explanation for dark matter 2016-09-01T04:00:00Z Along with helium, xenon and krypton, neon was first extracted from the air in the late 1890s. 100 years of neon 2011-08-27T23:05:03Z “I will roar argon into chlorine, xenon into fluorine, all the noble gases into reactive ones,” she writes. Books of The Times: Jessica Stern?s ?Denial? Returns to a Dark Past 2010-06-24T20:41:00Z Backlit by a rig of xenon strobe lights and silhouetted by arena-grade fog that engulfed the dance floor in a blissed-out haze, Christ did the most to bring a religious experience to the room. Trance Music Is Coming Back. Evian Christ Is Part of the Revival. 2023-10-23T04:00:00Z Compounds with oxygen are prepared by replacing fluorine atoms in the xenon fluorides with oxygen. Chemistry 2019-02-14T00:00:00Z The xenon itself helps shield the heart of the tank, greatly reducing background radiation there. Dark matter hunt heats up with first result from world’s biggest detector 2022-07-06T04:00:00Z He described it as “like a thermos” made of “perhaps the purest titanium in the world” designed to keep the liquid xenon cold and keep background radiation at a minimum. Huge underground search for mysterious dark matter begins 2022-07-07T04:00:00Z If current liquid xenon detectors get much bigger, they should start to see well-known particles called neutrinos, which stream from the Sun. To crack the mystery of dark matter, physicists turn to supersensitive quantum sensors 2022-04-27T04:00:00Z But she said shortages of materials like palladium and xenon, used in semiconductor and auto production, could add to current difficulties for those industries. Ukrainian Invasion Adds to Chaos for Global Supply Chains 2022-03-01T05:00:00Z Dry, solid xenon trioxide, XeO3, is extremely explosive—it will spontaneously detonate. Chemistry 2019-02-14T00:00:00Z However, that number roughly equals the background events expected from inevitable traces of radioactive isotopes such as lead-214 in the xenon and other sources, Lippincott reported, so LZ cannot claim it has detected WIMPs. Dark matter hunt heats up with first result from world’s biggest detector 2022-07-06T04:00:00Z The Explain study uses xenon, an odourless, colourless, tasteless and chemically non-reactive gas, to investigate possible lung damage in the patients who have not been admitted to hospital, but continue to experience the symptom. Covid live: lung abnormalities in long Covid patients; 36 new Winter Olympics cases 2022-01-29T05:00:00Z A liquid xenon detector can’t determine the direction of a particle that caused a signal. To crack the mystery of dark matter, physicists turn to supersensitive quantum sensors 2022-04-27T04:00:00Z Semiconductor manufacturers are warily eyeing global stocks of neon, xenon and palladium, necessary to manufacture their products. Ukrainian Invasion Adds to Chaos for Global Supply Chains 2022-03-01T05:00:00Z The xenon fluorides are the best characterized as the starting materials for a few other noble gas compounds. Chemistry 2019-02-14T00:00:00Z Such a detector would push the liquid xenon approach to its limit, because at that size, it would be sensitive enough to begin detecting a flood of particles called neutrinos from the Sun. Dark matter hunt heats up with first result from world’s biggest detector 2022-07-06T04:00:00Z Scientists used a novel xenon gas scan method to pick up lung abnormalities not found by routine scans. Covid: Gray won't wait for police probe and Joni Mitchell in Spotify row 2022-01-29T05:00:00Z The team, from Oxford, Sheffield, Cardiff and Manchester compared xenon gas scans and other lung-function tests in three groups of people. Long Covid: Hidden lung damage spotted on scans 2022-01-28T05:00:00Z They started by knocking electrons out of xenon atoms to transform the atoms into a highly charged ions. Hidden Particle Interactions Exposed by Peeling Layers of Graphene 2021-09-02T04:00:00Z Fluorine is the only element that reacts directly with the noble gas xenon. Chemistry 2019-02-14T00:00:00Z DAVINCI+ can help determine when Venus lost its water, thanks to its ability to sniff out the noble gases in its atmosphere, including, among others, xenon, argon and helium. NASA Just Broke the ‘Venus Curse’: Here’s What It Took 2021-08-17T04:00:00Z Then the team used xenon lamps to artificially age both treated and untreated samples, and examined them under high-powered microscopes. Museums are in a race against time to keep plastic art from falling apart 2021-07-02T04:00:00Z Scientists used a novel xenon gas scan method to pick up lung abnormalities not identified by routine scans. Long Covid: Hidden lung damage spotted on scans 2022-01-28T05:00:00Z Noble gases such as xenon and krypton are byproducts of fission along with particles of cesium, strontium and other radioactive elements. China says nuclear fuel rods damaged, no radiation leak 2021-06-15T04:00:00Z Stable compounds of xenon form when xenon reacts with fluorine. Chemistry 2019-02-14T00:00:00Z The other option is to keep running the reactor and vent traces of the xenon gas from the reactor into the atmosphere. French Companies Admit Problems at Nuclear Plant in China 2021-06-14T04:00:00Z Concentrations of krypton, argon, neon and xenon — the noble gases that do not react with other elements — may provide hints about how Venus and its atmosphere formed. New NASA Missions Will Study Venus, a World Overlooked for Decades 2021-06-02T04:00:00Z DAVINCI+ can help determine when Venus lost its water, thanks to its ability to sniff out the so-called noble gases in its atmosphere, including, among others, xenon, argon and helium. Is NASA about to Lift the ‘Venus Curse?’ 2021-06-02T04:00:00Z The atoms in this case are xenon—8.3 metric tons of it, kept in liquid form in a giant vat buried under a mile of rock to shield it from cosmic rays and other contamination. Dark Matter’s Last Stand 2021-04-12T04:00:00Z Although zero discharge of radioactive material is desirable, the discharge of radioactive krypton and xenon, such as occurred at the Three Mile Island plant, is among the most tolerable. Chemistry 2019-02-14T00:00:00Z Michael Friedlander, a former operator at three nuclear power plants in the United States, said many nuclear utilities around the world used to keep operating with leaking fuel rods and occasional venting of xenon gases. French Companies Admit Problems at Nuclear Plant in China 2021-06-14T04:00:00Z Reid Health began using one of the robots during 2017 at the hospital in Richmond, but it recently added three more of the robots, which disinfect surgery and inpatient rooms using pulsed xenon ultraviolet light. Indiana hospital adds germ-killing robots in COVID-19 fight 2020-10-25T04:00:00Z Noble gases also include neon, argon, xenon, krypton and radon. Halogen nightmares 2020-09-01T04:00:00Z This latest iteration of the experiment contains four times more xenon than the previous version, which means it is four times more likely to see a signal. Dark Matter’s Last Stand 2021-04-12T04:00:00Z A sample of a compound of xenon and fluorine was confined in a bulb with a pressure of 18 torr. Chemistry 2019-02-14T00:00:00Z Pulsed xenon lamps, which are filtered to emit UVC radiation, are used at times in hospitals to treat environmental surfaces such as operating rooms when humans are not present. Coronavirus: Disinfecting with UVC lamps may not be effective and potentially harmful, FDA says 2020-08-21T04:00:00Z All they are sure of is that they have seen a surprisingly large number of “recoils” of electrons in the huge vat of liquid xenon that is the experiment’s heart. Is Dark Matter Made of Axions? 2020-06-23T04:00:00Z 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 The data collected in 2017-18 by the underground XENON1T experiment have revealed an excess in the number of particles hitting its liquid xenon, with a relatively low energy. Daily briefing: Coronavirus breakthrough — first drug shown to reduce deaths 2020-06-16T04:00:00Z What is the empirical formula of the xenon fluoride in the original sample? Chemistry 2019-02-14T00:00:00Z Its detector was filled with 3.2 tonnes of ultra-pure liquefied xenon, two tonnes of which served as a "target" for interactions between the xenon atoms and other particles that were passing through. Dark matter hunt yields unexplained signal 2020-06-17T04:00:00Z 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 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 This contrasts with previously reported evidence of substantial incorporation of atmospheric xenon into the mantle8,9. Nitrogen variations in the mantle might have survived since Earth’s formation 2020-04-14T04:00:00Z Argon, neon, krypton, and xenon come from the fractional distillation of liquid air. Chemistry 2019-02-14T00:00:00Z The hope was that her team’s device would spot the rare collision of a wimp with a xenon nucleus, an event she estimated might happen about once a year per ton of xenon. Will Coronavirus Freeze the Search for Dark Matter? 2020-04-07T04:00:00Z The authors rapidly heated grains of the crystalline form of SiC that is found in highest abundance in meteorites10, and irradiated them with xenon ions, mimicking the heating caused by shock waves around old stars. A fresh mechanism for how buckyballs form in space 2019-10-20T04:00:00Z And Gaitskell and others in the United States are working on an equally big liquid xenon detector. Dark matter hunters’ inconclusive signal grabs headlines 2020-06-17T04:00:00Z This instrument contains about 3 tonnes of ultra-pure liquid xenon and was designed to search for the scattering of WIMPs off xenon nuclei7. Dark-matter detector observes exotic nuclear decay 2019-04-23T04:00:00Z Determine the empirical formula for the white solid and write balanced chemical equations for the reactions involving xenon. Chemistry 2019-02-14T00:00:00Z A rival experiment called the LZ Dark Matter Experiment, also using eight tons of xenon, was being assembled in an old gold mine that is now the Sanford Underground Research Facility, in Lead, S.D. Will Coronavirus Freeze the Search for Dark Matter? 2020-04-07T04:00:00Z Because space is a vacuum, these systems bring along a fluid, like xenon, to ionize, whereas Barrett’s aircraft is designed to ionize nitrogen molecules in the ambient air. Airplane with no moving parts takes flight 2018-11-21T05:00:00Z None proves more poignant than Tribute in Light, an annual commemoration taking the form of two vertical xenon towers beaming heavenward from near the original site of the World Trade Center. Review: Man walks New York step by step, borough by borough in the uplifting documentary 'The World Before Your Feet' 2018-11-20T05:00:00Z Thanks to the huge amount of xenon in the detector, the authors achieved the first direct observation of two-neutrino double electron capture in xenon-124 nuclei. Dark-matter detector observes exotic nuclear decay 2019-04-23T04:00:00Z After the HF was removed by reaction with solid KOH, the final pressure of xenon and unreacted hydrogen in the bulb was 36 torr. Chemistry 2019-02-14T00:00:00Z The finished detector, known as a time projection chamber, is about five feet long and five feet wide, and weighs half a ton without the xenon in it. Will Coronavirus Freeze the Search for Dark Matter? 2020-04-07T04:00:00Z This type of propulsion system, which produces thrust by accelerating atoms of xenon through a nozzle, is highly efficient. UK industry to make new 'Hotbirds' 2018-11-19T05:00:00Z Unlike most propulsion systems for vessels in space, which produce thrust through chemical reactions, the electric fields of ion engines accelerate xenon atoms. NASA’s Dawn Mission to the Asteroid Belt Says Good Night 2018-11-01T04:00:00Z These detectors contain chambers filled with tonnes of xenon gas and hundreds of light detectors. Witches, goblins and the quest to solve the mystery of dark matter 2018-10-20T04:00:00Z A device built by ExoTerra Resource in Littleton, Colorado, uses electricity from solar panels to bombard a xenon gas "fuel" with a beam of electrons, creating a charged plasma. Tiny spacecraft are breaking out of Earth’s orbit 2018-08-23T04:00:00Z The task of filling the vat with liquid xenon must wait. Will Coronavirus Freeze the Search for Dark Matter? 2020-04-07T04:00:00Z Hayabusa2 is powered by ion engines, which accelerate charged atoms of xenon with an electric field to generate thrust. Japan’s Hayabusa2 Spacecraft Creeps Up on the Ryugu Asteroid 2018-06-25T04:00:00Z I enjoyed being a submarine operator and dealing with the practical issues of xenon spikes and burning fuel and refueling, etc. Undersecretary Paul Dabbar paints broad vision for Department of Energy science 2018-06-13T04:00:00Z Fission products, such as radioactive caesium, strontium, xenon and krypton, must be still lingering in the tunnel. Why North Korea's denuclearization plan doesn't convince this nuclear expert 2018-05-22T04:00:00Z New constraints and prospects for sub-GeV dark matter scattering off electrons in xenon. Possible interaction between baryons and dark-matter particles revealed by the first stars 2018-02-27T05:00:00Z We still do not understand how it works, or why so many structurally unrelated chemicals – diethyl ether, chloroform, halothane, isoflurane, and even the inert noble gas xenon – all knock out animals equally well. Plants, Like People, Succumb to Anesthesia [Video] 2018-01-28T05:00:00Z Many HIF stabilizers, such as argon and xenon, are detectable in blood tests, but cobalt chloride does the same thing and is more difficult to detect. The Scientific American Guide to Cheating in the Olympics 2017-12-05T05:00:00Z The Nuclear Safety and Security Commission said Wednesday the discovery of xenon-133 isotope is linked to the North’s bomb test conducted in its northeast on Sept. 3. The Latest: Radioactive gas found after North’s nuke test 2017-09-13T04:00:00Z The xenon, denser than solid aluminum, waited hopefully for hypothetical dark matter particles to tunnel through thousands of feet of earth, ending up in South Dakota after their interstellar—or even intergalactic—journeys. Physicists Go Deep in Search of Dark Matter 2017-07-11T04:00:00Z In 2013, xenon isotopes were detected - but possibly because North Korea drilled back into the mountain after the test, not from the test itself. Nuke Testing 101: How, and why, North Korea tests its bombs 2017-03-29T04:00:00Z In 2013, xenon isotopes were detected — but possibly because North Korea drilled back into the mountain after the test, not from the test itself. Nuke Testing 101: How, and why, North Korea tests its bombs 2017-03-28T04:00:00Z Because WIMPs are heavy, physicists search for them by looking for the recoil of heavy atomic nuclei such as those in liquid xenon. In search for unseen dark matter, physicists turn to shadow realm 2017-03-23T04:00:00Z Fiat Chrysler moved to LED lamps for all but the base model of the Jeep Wrangler, and now offers xenon lamps as an option on the Jeep Renegade. Headlights Get New Attention as More Than a Car Design Flourish 2017-02-16T05:00:00Z If a particle of dark matter struck an atom of xenon, the collision would produce a flash of light. Physicists Go Deep in Search of Dark Matter 2017-07-11T04:00:00Z The researchers deposited these molecules on a surface — salt, solid xenon and copper are all suitable — and inspected them under the microscope. Elusive triangulene created by moving atoms one at a time 2017-02-12T05:00:00Z One, called CASPEr Wind, will use a cubic centimetre of liquid xenon. Searching for particles on a benchtop 2017-01-26T05:00:00Z For example, they want to measure the planet’s inventory of stable noble gases, such as xenon and krypton, which change little in abundance over billions of years and hold clues to planetary origins. Venus can wait: Jilted scientists face years without NASA return to Earth’s neighbor 2017-01-11T05:00:00Z Physicians in countries including the United States, China and Switzerland are testing EPO in premature babies, as well as other treatments, such as melatonin, xenon, argon, magnesium, allopurinol and cord blood in full-term babies. Experimental treatments aim to prevent brain damage in babies 2016-11-29T05:00:00Z DAMA's results are inconsistent with those of instruments that have used other elements, such as xenon. Dark matter: What's the matter? : Nature : Nature Research 2016-09-27T04:00:00Z They were able to write the firm’s name using 35 xenon atoms resting on a sheet of nickel—the first demonstration of precise atomic placement. Atoms and the voids 2016-07-18T04:00:00Z They were able to write their company’s name using 35 xenon atoms resting on a sheet of nickel—the first demonstration of precise atomic placement. Scientists pave the way for large-scale storage at the atomic level 2016-07-18T04:00:00Z Russia's national team was covertly tested before the 2014 World Cup to see if they were inhaling xenon gas, Dvorak said. FIFA doping testers have turned up unannounced to test an entire leading Russian soccer team amid suspicions of meldonium use 2016-05-12T04:00:00Z Russia’s national team was covertly tested before the 2014 World Cup to see if they were inhaling xenon gas, Dvorak said. APNewsBreak: Russian soccer team has surprise meldonium test 2016-05-12T04:00:00Z These targets, such as xenon and sodium iodide, are cooled to close to absolute zero to make it easier to spot the small amounts of energy transferred from dark to ordinary matter. Dark matter: What's the matter? : Nature : Nature Research 2016-09-27T04:00:00Z His team’s experiment is run nearly a mile down a former gold mine in South Dakota, with a vat of liquid xenon. Gravitational waves breakthrough shines light on race to find dark matter 2016-02-14T05:00:00Z And as the radioactive gases are transported through rocks and air, adds the CTBTO’s Martin Kalinowski, some isotopes of xenon become more enriched than others. What kind of bomb did North Korea detonate? 2016-01-07T05:00:00Z The presence of xenon would not indicate whether the blast was from a hydrogen device or a simpler fission explosion. South Korea restarts propaganda barrage on North with loud speakers 2016-01-08T05:00:00Z The presence of xenon would not indicate whether the blast was from a hydrogen device or not. Pressure grows on China to rein in North Korea; South launches propaganda barrage 2016-01-07T05:00:00Z It's quite conceivable to increase sensitivity another 10 or 100 times with argon or xenon in future experiments. Dark matter: What's the matter? : Nature : Nature Research 2016-09-27T04:00:00Z The discovery of both leaks was prompted by findings that showed slightly higher levels of xenon and krypton gasses in the reactor’s recirculation system. Second tiny fuel leak found at Richland nuclear plant 2015-11-25T05:00:00Z But xenon isotopes must be detected quickly and in sufficient amounts to distinguish them from the signals generated by sources such as civilian nuclear-power reactors. What kind of bomb did North Korea detonate? 2016-01-07T05:00:00Z To spot such rare decay—if it exists—physicists need to work far underground, where background radiation is low, and to observe large amount of nuclei, such as xenon-136, germanium-76, or tellurium-130. U.S. nuclear physicists push for new neutrino experiment 2015-10-15T04:00:00Z It consists of a 165kg container of liquid xenon, which is highly purified to minimise contamination. Two Steps Closer to the Search for Dark Matter and Dark Energy 2015-08-21T04:00:00Z LZ will be twice as sensitive as LUX, its detector holding some 10 metric tons of liquid xenon compared to LUX’s one-third of a ton. Sanford Lab’s LUX experiment hunts for dark matter 2015-06-15T04:00:00Z He bought a used Lincoln Navigator, and upgraded it with xenon headlights, a hood scoop, and an expensive stereo. The Man Who Broke the Music Business 2015-04-20T04:00:00Z They will now be fed xenon, zinc and germanium instead of uranium. The Iran deal: Anatomy of a disaster 2015-04-09T04:00:00Z Until now, digital projectors haven’t been able to use all the real estate of the largest screens because industry-standard xenon bulbs weren’t bright enough. ‘Furious 7’ film shows off sharp new Imax laser technology 2015-04-01T04:00:00Z The engine charges the gas xenon, giving its particles the electrical charge that turns them into ions. Spacecraft Dawn has arrived at Ceres, one of solar system’s last unexplored planets 2015-03-06T05:00:00Z The use of this type of propulsion - which accelerates xenon ions to provide thrust - is seen as a big trend in spacecraft design and deployment. SpaceX launches electric satellites 2015-03-02T05:00:00Z "Flashes of high-intensity, long-wave light — so laser pointers or xenon flashes in cameras — cause the device that is responsible for regulating the processor core power to get confused." Camera flashes and laser pointers can crash the Raspberry Pi 2 2015-02-10T05:00:00Z Xenon, in particular, should be even keener than methane to lock itself away like this, yet there is far more free xenon than methane in the Martian air. Curiouser and curiouser 2014-12-16T05:00:00Z While the camera is large, the device is fitted with an LED flash rather than the xenon flash found on the Lumia 1020, and the lens appears to lack a mechanical shutter. Microsoft Lumia phone with a huge camera bump appears in leaked photos 2014-11-30T05:00:00Z Other SUV-like features, such as the high window line, available 18- and 19-inch wheels and optional xenon headlights with LED accents and LED taillights, further distinguish the Sedona from your average minivan. 2015 Kia Sedona: Can Kia Make the Minivan Cool? 2014-10-20T04:00:00Z While propranolol and xenon can modify a memory by dampening its emotional impact, the memory remains. Make your own memories: one day you’ll be able to replace the bad ones with good ones 2014-10-12T04:00:00Z The display is created with 88 7,000-watt xenon lights and is visible from up to 60 miles away. World Trade Center memorial lights return to New York – in pictures 2014-09-09T04:00:00Z As well as being present in the air we all breathe, albeit in minute quantities, xenon is also used in many countries as an anaesthetic. Xenon and argon banned for athletes 2014-08-31T04:00:00Z The authors say the study shows that xenon gas interferes with the re-encoding of the “fear memory or the emotional component of it.” Xenon Gas Could Erase Traumatic Memories “My speculation is that xenon lessens the impact of the emotional component, the real emotional pain associated with a traumatic experience,” says Meloni. Erasing Your Bad Memories May Soon Be Possible 2014-08-27T04:00:00Z If it works well for humans, says Edward Meloni of the Harvard team: “We envisage that patients could self-administer xenon immediately after experiencing a spontaneous intrusive traumatic memory, such as awakening from a nightmare.” Make your own memories: one day you’ll be able to replace the bad ones with good ones 2014-10-12T04:00:00Z Similarly trained rats not given xenon remembered just fine. Tricking memory in lab animals stokes hope for PTSD 2014-08-27T04:00:00Z Inhaling xenon, mixed with oxygen, is believed to improve stamina because it increases the body's production of a protein known as hypoxia inducible factor 1, or HIF1. Xenon and argon banned for athletes 2014-08-31T04:00:00Z There’s reason to believe xenon would work similarly in humans, said Wendy Suzuki, a neuroscientist at New York University who wasn’t involved in the work. Xenon Gas Could Erase Traumatic Memories “In general I think those painful experiences are probably not going to be impacted by xenon because there really isn’t a specific memory that is reactivated, like a flashbulb moment of trauma,” he says. Erasing Your Bad Memories May Soon Be Possible 2014-08-27T04:00:00Z A team at Harvard Medical School has recently discovered that xenon, the inert gas used as an anaesthetic, can also weaken the reconsolidation of fear memories in rats. Make your own memories: one day you’ll be able to replace the bad ones with good ones 2014-10-12T04:00:00Z Density functional theory simulations with a model hydrophobic peptide interacting with xenon shows that this is feasible. Electron Theft, Not Drug Effects, May Be How Anesthesia Knocks People Out 2014-08-13T04:00:00Z "What is happening among elite athletes is a very artificial process, involving hypoxic chambers before competitions. This is artificial, and it is no different from the artificiality of xenon." Xenon and argon banned for athletes 2014-08-31T04:00:00Z The theory is that xenon prevents a memory from being re-encoded, which may allow it—or its emotional significance—to begin to fade. Xenon Gas Could Erase Traumatic Memories One reason it is wise to continue both projects, he says, is because they use different materials—SuperCDMS will employ a combination of germanium and silicon detectors, whereas LZ uses liquid xenon. Dark Matter Search Enters Round 2 2014-07-28T04:00:00Z An advantage of xenon over propranolol is that it gets in and out of the brain very quickly, about three minutes each way. Make your own memories: one day you’ll be able to replace the bad ones with good ones 2014-10-12T04:00:00Z “This study is a proof of concept that this is a fruitful area for research,” says Edwards, who is currently involved in a xenon trial. Cooling protects oxygen-deprived infants 2014-07-08T04:00:00Z Ordinary double β decay is a form of radioactive decay where elements transmute by jumping two steps ahead in the periodic table — for example, from xenon to barium. Radioactive leak shuts down neutrino study 2014-06-03T04:00:00Z To treat PTSD, xenon gas would be given to a soldier, say, after they recalled a traumatic memory in a psychiatrist’s office, to hinder reconsolidation, and thereby help dampen that memory or its associated pain. Xenon Gas Could Erase Traumatic Memories Mystery of the missing xenon: heat and pressure at the Earth’s centre may have locked xenon in iron and nickel compounds. Physics Week in Review: April 26, 2014 2014-04-26T09:14:42Z Thank you helium, neon, argon, krypton, xenon and radon—and take a bow. Top Ten Insanely Great Science Terms 2014-03-13T19:42:20Z The LUX experiment detects photons produced when dark-matter particles interact with liquid xenon. Physics: Broaden the search for dark matter 2014-03-05T18:50:41.303Z If xenon treatment is merely replicating low-oxygen environments by replacing oxygen with xenon, then its use to enhance athletic performance is permissible. Athletic enhancement: Breathe it in 2014-02-06T16:01:13Z Even noble gases like xenon, which rarely interact with other atoms, intertwine with hydrogen to form novel, complex structures. The Big Squeeze 2013-12-16T22:28:17Z In an attempt at damage control, the name of the company was changed to Xe, the abbreviation for xenon, an inert gas. What Blackwater Founder Erik Prince Learned About the Business of War 2013-11-21T10:54:42Z In LUX’ case, researchers are hoping that they’ll be able to measure the photons given off by a xenon atom when it gets bumped by dark matter. Why The LUX Results Matter To Dark Matter - And To WIMPs 2013-11-07T18:44:00Z In terms of radioactivity, cosmic rays and other contaminants, the center of LUX’s tank of 370 kilograms of xenon is the “quietest place in the world,” Gaitskell says. Dark Matter Still Hiding: Latest Experimental Sweep Comes Up Empty 2013-10-30T16:45:00.413Z Large amounts of xenon gases are produced in fission, an atomic reaction occurring both in nuclear arms and reactors. North Korea nuclear test still shrouded in mystery 2013-06-18T16:08:25Z A key method involved studying the different types, or isotopes, of xenon dissolved in the fluid. Ancient water found in Canadian mine 2013-05-15T17:02:46Z Other dark-matter experiments are searching for WIMPs with tanks of liquid xenon. Dark Matter Signals Recorded in Minnesota Mine 2013-04-16T14:15:00.353Z A Japanese aircraft recorded a brief spike of one radioactive isotope, xenon-133, but it was seen as inconclusive, the analysts said. North Korean secrecy on bomb test fuels speculation on nuclear advances 2013-04-01T00:12:41Z Buried about a mile underground in a repurposed South Dakota gold mine, the LUX experiment searches for signs of dark matter particles colliding with the atoms in a vat of liquid xenon. Dark Matter Still Hiding: Latest Experimental Sweep Comes Up Empty 2013-10-30T16:45:00.413Z The international community is unlikely to support more than two xenon experiments with multi-tonne detectors, he says, and the United States will need to choose which effort to back. Dark-matter hunt gets deep 2013-02-20T18:20:30.747Z When the xenon does run down completely, the satellite will be pulled into the deep atmosphere within weeks to burn to destruction. Gravity mapper surfs atmosphere 2012-11-19T07:29:25Z Scientists always said the xenon is not really missing. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z The answer: replace chemical fuel with light xenon gas — about 270 liters of it, which is small by spacecraft standards — and then use that fuel very sparingly. Superslow spacecraft visits Vesta 2012-03-28T12:00:00Z LUX continues to gather data, and the researchers are already planning an even bigger xenon detector called LUX-ZEPLIN. Dark Matter Still Hiding: Latest Experimental Sweep Comes Up Empty 2013-10-30T16:45:00.413Z Installed in the deepest laboratory in the world, 2,500 metres under the marble mountain of JinPing in Sichuan province, PandaX will this year begin monitoring a tank containing 25 kilograms of xenon. Dark-matter hunt gets deep 2013-02-20T18:20:30.747Z The evidence for the existence of krypton and xenon is, however, inconclusive. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Under these extreme conditions — similar to those in the lower mantle — the mineral sopped up argon yet found little room for xenon. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z In November, Tepco said it detected xenon, signs of nuclear fission, in gases taken from the No. 2 reactor, raising concerns that radiation emissions may increase. Tepco Injects Boric Acid Into Reactor as Temperatures Rise 2012-02-07T03:41:02Z Ratios of other xenon isotopes also point to a fast nuclear reaction that involved uranium. Isotopes Hint at North Korean Nuclear Weapons Tests in 2010 2012-02-03T20:15:16.477Z The proliferation of xenon experiments reflects infighting among the dark-matter hunters, as well as national ambitions to be first to answer one of physics’ most compelling questions. Dark-matter hunt gets deep 2013-02-20T18:20:30.747Z Nitrogen, oxygen, argon, helium, krypton, neon and xenon can all be separated each from the others in this way, by "fractional distillation." Marvels of Scientific Invention An Interesting Account in Non-technical Language of the Invention of Guns, Torpedoes, Submarine Mines, Up-to-date Smelting, Freezing, Colour Photography, and many other recent Discoveries of Science 2011-11-19T03:00:24.517Z They are saying the xenon is here but it's hiding somewhere. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z The discovery of xenon, announced yesterday, at the plant was caused by “natural” nuclear fission, Junichi Matsumoto, a general manager at the company known as Tepco, said today at a press briefing in Tokyo. Xenon at Fukushima Isn’t From Critical Reaction, Tepco Says 2011-11-03T05:35:27Z Xenex uses harmless xenon gas to blast a broad spectrum of UV wave- lengths in all of ten minutes. Bug Zapper: How A New Machine Snuffs Killer Bacteria With Ultraviolet Blasts 2011-11-02T22:39:14Z LUX might be the most vulnerable of all the xenon experiments, says Juan Collar, a physicist at the University of Chicago in Illinois who looks for lighter WIMPs with a number of smaller experiments. Dark-matter hunt gets deep 2013-02-20T18:20:30.747Z The amount of detected xenon was small, and there was no rise in temperature, pressure or radiation levels at the reactor, Tokyo Electric said. Bursts of Fission Detected at Fukushima Reactor in Japan 2011-11-02T20:32:37Z The theory may also explain why lighter isotopes of xenon are even more depleted from the atmosphere than heavier ones. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z Tepco said it may have found xenon, which is associated with nuclear fission, while examining gases taken from the reactor, according to an e-mailed statement today. Tepco Detects Nuclear Fission at Damaged Fukushima Power Station 2011-11-02T05:51:57Z Tepco, as the company is known, said in an e-mailed statement that it yesterday detected xenon, which is associated with nuclear fission, when examining gases taken from the reactor. Tepco Says Nuclear Fission Possible at Fukushima Plant 2011-11-02T01:03:14Z Powered by solar panels, Dawn’s engines zap a gas, xenon, with an electrical charge. Destination asteroid: NASA probe arrives at ancient ?mini moon? 2011-07-15T20:16:35Z Even so, the detector gets some deceptive signals, for instance stray neutrons from the occasional radioactive decay of atoms within the experimental apparatus and electrons from radioactive krypton contaminating the liquid xenon itself. Underground Xenon100 experiment closes in on dark matter's hiding place 2011-04-14T23:15:00.250Z Our atmosphere contains far less xenon, relative to the lighter noble gases, than meteorites similiar to the rocky material that formed the Earth. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z She hopes to record the characteristic signal — a bump and a flash — of the rare collision of a wimp with a xenon nucleus. On Science: Particle Hunt Nets Almost Nothing; the Hunters Are Almost Thrilled 2011-04-14T02:10:07Z Short-lived byproducts such as xenon-135, which poisons the fission process, are tricky to manage—and contributed to the instability that led to the Chernobyl explosion. Building a Better Reactor 2011-03-24T04:45:03Z Sipping just milligrams of xenon a day, the super-efficient engines leave Dawn with enough fuel to push itself toward a second asteroid. Destination asteroid: NASA probe arrives at ancient ?mini moon? 2011-07-15T20:16:35Z A detector at the Pacific Northwest National Laboratory in Washington State earlier this week also detected trace amounts of xenon-133 - a gas produced during nuclear fission - the DOE said. Testing finds no health threat along West Coast 2011-03-19T11:31:04Z He and Shcheka suggest that over billions of years, when xenon was seeping into space, lighter isotopes were most likely to escape. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z This is an attribute it shares with the other elements Ramsay discovered - neon, helium, krypton and xenon. Bright spark 2011-02-09T10:33:47Z This is an attribute it shares with the other elements Ramsey discovered - neon, helium, krypton and xenon. Bright spark 2011-02-09T10:33:47Z Those compounds and elements include gases such as argon, krypton and xenon, and the proportions of those elements in carbonaceous chondrites don't match what's found on Earth. Earth contains a vast amount of water, but scientists are unsure of its origins 2010-11-08T21:10:00Z Among his subsequent achievements was spelling out the letters “IBM” using 35 xenon atoms. 8 Scientists Win Prestigious Kavli Prizes 2010-06-03T13:30:00Z She notes that the theory does not totally explain all of the excess heavy xenon in the atmosphere, nor for additional xenon made from the radioactive decay of uranium and plutonium in rocks. The Mysterious Case of the Missing Noble Gas 2012-10-11T17:15:01.623Z The doctors say they resuscitated him and used xenon gas to cool his brain to reduce the risk of permanent damage. British doctors use inert gas to save baby 2010-04-09T16:40:00Z A newborn baby has become the first in the world to receive xenon gas treatment, pioneered in Bristol in a bid to prevent brain injury. First baby treated with xenon gas 2010-04-09T12:27:00Z Travers have obtained evidence of the existence in the atmosphere of three new gases, besides helium, to which have been assigned the names of neon, krypton and xenon. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" There would be traces of heavy gases—argon, neon, xenon, krypton, and volcanic carbon dioxide. The Planet Strappers That there is little actual combustion is certain; that is, except for the forced combination of nitrogen, argon, xenon, and krypton with oxygen. The Vortex Blaster The remaining elements of this group—neon, krypton, and xenon—have been obtained from liquid air. An Elementary Study of Chemistry Over the past eight years, we have shown in the laboratory that xenon doubles the protective effect of cooling on the brain. First baby treated with xenon gas 2010-04-09T12:27:00Z A key design feature of this machine is that it is very efficient, using less than 200ml of xenon per hour - less than the volume of a soft drinks can. First baby treated with xenon gas 2010-04-09T12:27:00Z This list includes the rare elements, argon, helium, neon, krypton, and xenon; also hydrogen, ammonia, hydrogen dioxide, and probably ozone. An Elementary Study of Chemistry |
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