| 单词 | plutonium bomb |
| 例句 | Then Bruno Rossi put him to work experimenting with components of the new plutonium bomb. Bomb 2012-01-01T00:00:00Z Sitting in his car, he quickly finished the paper, which included vital details on plutonium bomb design, as well as a technical description of the uranium bomb used at Hiroshima. Bomb 2012-01-01T00:00:00Z Two days later, Alvarez was preparing for the second run that would drop the plutonium bomb, “Fat Man,” on Nagasaki. Big Science 2015-07-07T00:00:00Z His scientists were wrestling with the challenge of building a plutonium bomb. Bomb 2012-01-01T00:00:00Z The planned test of the plutonium bomb over the sands of Alamogordo, New Mexico, an event known as Trinity, was nigh; deployment of the bomb in war could be only a few weeks further off. Big Science 2015-07-07T00:00:00Z Whether the plutonium bomb worked or not, the plan was to have one uranium bomb assembled and ready for use by early August. Bomb 2012-01-01T00:00:00Z Army would have twenty plutonium bombs by the end of 1945. Bomb 2012-01-01T00:00:00Z When Oppenheimer realized he needed to design a new type of plutonium bomb, he’d called for extra help. Bomb 2012-01-01T00:00:00Z The letter was dropped on Nagasaki with the plutonium bomb on August 9, 1945. Big Science 2015-07-07T00:00:00Z “To test or not to test the plutonium bomb was a very hot issue,” George Kistiakowsky remembered. Bomb 2012-01-01T00:00:00Z By October, KGB officers in Moscow were able to produce a complete report on plutonium bomb design, containing detailed descriptions of each component of the weapon and specific materials needed. Bomb 2012-01-01T00:00:00Z The papers, he said, “included a statement on the special difficulties that would have to be overcome in making a plutonium bomb.” Bomb 2012-01-01T00:00:00Z The reactors at Hanford, however, were breeding plutonium in sufficient volume to make a test feasible and provide for an unlimited number of plutonium bombs afterward. Big Science 2015-07-07T00:00:00Z The next day Philip Morrison, one of Oppenheimer’s former students, removed the plutonium bomb core from a vault in the Los Alamos Tech Area. Bomb 2012-01-01T00:00:00Z The design for the uranium bomb was complete, and the plutonium bomb was nearly done. Bomb 2012-01-01T00:00:00Z Hall handed Sax two pages of handwritten notes—everything he’d learned about the plutonium bomb so far. Bomb 2012-01-01T00:00:00Z But plutonium was a little easier to make, and the plutonium bomb design was far more complicated. Bomb 2012-01-01T00:00:00Z A new impetus for the project had emerged: fears of a shortage of uranium ore, the raw material for the production of plutonium bomb cores. Big Science 2015-07-07T00:00:00Z From that material, the Los Alamos bomb makers would create the device known as Fat Man, the plutonium bomb dropped over Nagasaki three days after the Hiroshima bombing. Big Science 2015-07-07T00:00:00Z Greenspan accurately calls the information “the mother lode, the design of the plutonium bomb.” The Spy Who Handed America’s Nuclear Secrets to the Soviets 2020-05-12T04:00:00Z That bongo-playing physicist glimpsed at the Trinity plutonium bomb test in the New Mexico desert? Column: 'Oppenheimer' is a great movie, but commits these historical blunders 2023-07-31T04:00:00Z Atomic Bomb Pit No. 2 contained the plutonium bomb, Fat Man, that instantly killed 40,000 people in Nagasaki. The America That Americans Forget 2023-07-07T04:00:00Z Owing to its complexity, the plutonium bomb needed to be tested before there could be any attempt to use it. College Physics for AP Courses 2015-08-12T00:00:00Z Fat Man, a plutonium bomb of the kind tested at Trinity, was used on Nagasaki on Aug. 9, and the end of World War II soon followed. Touring Trinity, the Birthplace of Nuclear Dread 2021-08-03T04:00:00Z Most of the work at Los Alamos was devoted to creating a design for a plutonium bomb. Column: 75 years ago today, the Trinity A-Bomb test ushered in the era of nuclear warfare 2020-07-16T04:00:00Z The Hanford Nuclear Reservation waste is left over from making plutonium bombs during World War II, there is more of it, and it is much more deadly than the waste from nuclear power plants. Nuclear energy is the opposite of clean 2019-05-10T04:00:00Z At 5:30 a.m., the plutonium bomb produced a blinding light minutes before dawn, making it the first double sunrise in history. Review: With 'Doctor Atomic,' Santa Fe stages a nuclear tale as the opera of our time 2018-08-06T04:00:00Z The second was a plutonium bomb dropped on Nagasaki only three days later, on August 9. College Physics for AP Courses 2015-08-12T00:00:00Z Just by accident, I was involved in the calculation of the implosion of a plutonium bomb. Why North Korea's denuclearization plan doesn't convince this nuclear expert 2018-05-22T04:00:00Z The deal also sought to prevent the possibility of a plutonium bomb by rendering an existing reactor inoperable and prohibiting the construction of other heavy-water reactors for 15 years. Trump Overreaches in Critique of Iran Deal 2018-05-08T04:00:00Z The Chinese use of implosion employed the same technique used in the plutonium bomb dropped on Nagasaki. Opinion | One Very Big Reason Not to Scrap the Iranian Nuclear Deal 2017-10-02T04:00:00Z Three days later, the US dropped a plutonium bomb on the port city of Nagasaki, killing 74,000 people. Postman who survived Nagasaki bombing dies aged 88 2017-08-30T04:00:00Z Analysts say the first blast was a plutonium bomb, as was a second detonation just months into the Obama administration in 2009. As North Korea Speeds Its Nuclear Program, U.S. Fears Time Will Run Out 2017-04-24T04:00:00Z The Hiroshima hydrogen bomb was dropped on August 6, 1945, and the Nagasaki plutonium bomb was dropped three days later, on August 9, 1945. Obama to Be First Sitting POTUS to Visit Hiroshima 2016-05-10T04:00:00Z Though Ruchs was caught in 1949 and tried, another communist sympathizer, Theorore Hall, used Walt Whitman’s Leaves of Grass to leave coded messages for the Soviet Union about the plutonium bomb. The True Story Behind Atomic TV Drama Manhattan 2015-10-13T04:00:00Z On Aug. 9, 1945, when the United States dropped a plutonium bomb on Nagasaki, a gram of matter again flashed into energy. Iran’s Unsung Plutonium Concession in Nuclear Deal 2015-09-07T04:00:00Z It was the second and last use of a nuclear bomb in combat, and the second detonation of a plutonium bomb. Nagasaki bombing survivor shares her story 2015-08-16T04:00:00Z Three days later, a plutonium bomb was dropped on Nagasaki. 70 years after bomb, Japan's Abe calls for a world without nuclear weapons 2015-08-05T04:00:00Z It also built up more than 16,000 pounds of enriched uranium gas and accelerated work on the heavy-water reactor at Arak, which provides a path to a plutonium bomb. Obama’s critics are the real gamblers on Iran 2015-07-23T04:00:00Z Department of Energy of preparations for the first plutonium bomb test. 70 Years Since the First A-Bomb, Humanity Still Lives in Its Afterglow 2015-07-16T04:00:00Z More plutonium bombs were in preparation as Japan surrendered. Iran’s Unsung Plutonium Concession in Nuclear Deal 2015-09-07T04:00:00Z The accord would, for example, block Iran’s potential route to a plutonium bomb, by redesigning the country’s Arak heavy-water reactor to make it much less capable of producing weapons-grade plutonium. Close the deal 2015-04-13T04:00:00Z Von Hippel says the fuel swap alone would lengthen the breakout time Iran would need to build a plutonium bomb to more than 1 year. Technical elements of Iran deal put the brakes on nuclear breakout 2015-04-03T04:00:00Z As a specialist in the bomb’s timing circuits, he was one of the last survivors of those who witnessed the test of the plutonium bomb in the New Mexico desert in 1945. Val Logsdon Fitch, physics pioneer and Nobel laureate, dies at 91 2015-02-08T05:00:00Z The surprise finding meant the plutonium bomb would fail. Preserving Manhattan Project Sites 2014-12-15T05:00:00Z Three days later, another B-29 dropped a plutonium bomb on Nagasaki. Theodore Van Kirk, 93, Enola Gay Navigator, Dies 2014-07-29T04:00:00Z The analysts said Washington would watch whether a new nuclear test involved a uranium device, as opposed to the previous two tests that used plutonium bombs. North Korea Hints at New Nuclear Test 2013-01-23T10:30:25Z That meant the project’s design for a plutonium bomb would fail. A National Park Proposed to Preserve Atomic Bomb Sites 2012-12-04T20:40:02Z Stanford University's Siegfried Hecker, who late last year was shown a previously undetected uranium enrichment facility in North Korea, said he believed the isolated state knew how to build a "relatively simple, rudimentary plutonium bomb." U.S. expert: North Korea may need more atomic tests 2011-09-09T17:58:44Z Three days after the Hiroshima raid, another B-29 dropped a plutonium bomb on the city of Nagasaki. Morris Jeppson, Enola Gay Crewman, Is Dead at 87 2010-04-08T02:10:00Z "We have hydrogen bombs," Paul said, trying to remember details of a newspaper article he had once read in a producer's ante-room, "and plutonium bombs and—" "Oh, I know about all those," Ivo smiled expertly. My Fair Planet There were plenty of good nuclear-power engineers on Gongonk Island, but how long would it take them to design and build a plutonium bomb? Ullr Uprising The Nagasaki weapon was a plutonium bomb, similar to the Trinity device, and it was nicknamed Fat Man. Trinity site |
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