Search results for "Uranium-238" - New World Encyclopedia
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- In nature, uranium atoms exist as uranium-238 (99.275 percent), uranium ... work found that the far more common uranium-238 isotope can be transmuted ...48 KB (6,867 words) - 15:33, 16 January 2024
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- 2 ng/kg), produced by the spontaneous fission of uranium-238. == See also == * Radium * Uranium == Notes == ==References== * Klein, Cornelis, ...4 KB (526 words) - 13:35, 3 May 2023
- Neptunium (chemical symbol Np, atomic number 93) is a silvery radioactive metallic element, belonging to the actinide series. It is the first ...11 KB (1,451 words) - 16:21, 11 November 2022
- The heavier isotope of uranium (uranium-238) in the uranium hexafluoride gas tend to concentrate at the walls of the centrifuge as it spins ...7 KB (963 words) - 23:56, 3 December 2023
- Thorium (chemical symbol Th, atomic number 90) is a naturally occurring, slightly radioactive metal and is a member of the actinide series. It ...14 KB (1,909 words) - 23:00, 30 April 2023
- Curium (chemical symbol Cm, atomic number 96) is a radioactive, metallic, transuranic element "Transuranic elements" are the chemical ...10 KB (1,354 words) - 06:46, 12 January 2024
- during their studies of the decay chain of uranium-238. They gave the new element the name brevium (Latin brevis, meaning brief or short). The name ...9 KB (1,150 words) - 08:16, 2 December 2022
- Fermium (chemical symbol Fm, atomic number 100) is a synthetic element in the periodic table. A highly radioactive metallic transuranic element ...7 KB (998 words) - 17:26, 26 March 2024
- natural radioactive decay of uranium-235 and uranium-238. Various compounds of astatine have been prepared in minute amounts, and the possibility of ...6 KB (808 words) - 05:08, 18 August 2023
- The heavier isotope of uranium (uranium-238) in uranium hexafluoride gas tends to concentrate near the walls of the centrifuge as it spins, ...11 KB (1,529 words) - 23:56, 3 December 2023
- with more than 84 protons are thorium-232 and uranium-238. They form an "island of stability" that renders them stable enough to be found ...11 KB (1,554 words) - 08:39, 24 November 2022
- One of those neutrons is absorbed by an atom of uranium-238 and does not continue the reaction. Another neutron is simply lost and does not collide ...31 KB (4,827 words) - 10:09, 11 March 2023
- Radium (chemical symbol Ra, atomic number 88) is an extremely radioactive element that is classified as an an alkaline earth metal. When freshly ...13 KB (1,820 words) - 22:47, 7 December 2022
- If a sample of material decays at a certain rate over time, its half-life is defined as the time it takes for the sample to decay to half its ...8 KB (1,160 words) - 16:04, 3 August 2023
- A uranium-238 atom may decay to a thorium-234 atom, with the release of an alpha particle. This process may be written in either of two forms: ...13 KB (1,992 words) - 08:22, 23 July 2023
- Americium (chemical symbol Am, atomic number 95) is a radioactive, synthetic metallic element, classified as an actinide. It was the fourth transuranic ...9 KB (1,328 words) - 06:50, 25 July 2023
- Fluorine (chemical symbol F, atomic number 9) is a nonmetal that belongs to a group of chemical elements known as halogens. Chemically, it is ...13 KB (1,855 words) - 17:47, 28 March 2024
- Einsteinium (chemical symbol Es, atomic number 99) is a synthetic element in the periodic table. A metallic, highly radioactive, transuranic element ...7 KB (940 words) - 00:06, 13 February 2024
- In nature, uranium atoms exist as uranium-238 (99.275 percent), uranium ... work found that the far more common uranium-238 isotope can be transmuted ...48 KB (6,867 words) - 15:33, 16 January 2024
- Sir James Chadwick, CH (October 20, 1891 – July 24, 1974) was an English physicist and Nobel laureate who is best known for discovering the ...12 KB (1,728 words) - 21:08, 20 March 2024
- in nature. It is made by bombarding uranium-238 with neutrons in a nuclear ... The production of plutonium and neptunium by bombarding uranium-238 ...37 KB (5,382 words) - 08:10, 24 November 2022
