Fayl:Partially-reflected-plutonium-sphere.jpeg

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Taʼrif A sphere of plutonium surrounded by neutron-reflecting blocks of tungsten carbide. A re-creation of the August 21, 1945 criticality accident at Los Alamos to measure the radiation produced when an extra block was added, making the mass supercritical.
Sanasi
Manba From LANL's report on criticality accidents, 2000, http://www.csirc.net/docs/reports/la-13638.pdf PDF at http://www.csirc.net/library/la_13638.shtml
Muallif Los Alamos National Laboratory
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(Bu faylning takror foydalanilishi)
© This image comes from Los Alamos National Laboratory, a national laboratory privately operated under contract from the United States Department of Energy by Los Alamos National Security, LLC between October 1, 2007 and October 31, 2018. LANL allowed anyone to use it for any purpose, provided that the copyright holder is properly attributed. Redistribution, derivative work, commercial use, and all other use is permitted. LANL requires the following text be used when crediting images to it: (link)

Unless otherwise indicated, this information has been authored by an employee or employees of the Los Alamos National Security, LLC (LANS), operator of the Los Alamos National Laboratory under Contract No. DE-AC52-06NA25396 with the U.S. Department of Energy. The U.S. Government has rights to use, reproduce, and distribute this information. The public may copy and use this information without charge, provided that this Notice and any statement of authorship are reproduced on all copies. Neither the Government nor LANS makes any warranty, express or implied, or assumes any liability or responsibility for the use of this information.

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Sphere of plutonium surrounded by neutron-reflecting blocks of tungsten carbide.

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tasvirlangan ob'ekt

Plutoniy

tashkil etilgan

2 Oktyabr 1945

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Sana/VaqtMiniaturaOʻlchamlariFoydalanuvchiIzoh
joriy23:20, 14-Noyabr 201723:20, 14-Noyabr 2017 dagi versiya uchun tasvir800 × 640 (308 KB)HasenläuferWatermark removed
14:02, 1-Oktyabr 201614:02, 1-Oktyabr 2016 dagi versiya uchun tasvir800 × 640 (128 KB)QuibikHigher-res version from https://www.flickr.com/photos/losalamosnatlab/7597464832/
18:11, 31-Iyul 200818:11, 31-Iyul 2008 dagi versiya uchun tasvir471 × 363 (56 KB)Ian Dunster~commonswikiSet levels. Changed to greyscale. Sharpened slightly.
10:58, 20-Aprel 200510:58, 20-Aprel 2005 dagi versiya uchun tasvir471 × 363 (28 KB)Aarchiba~commonswikiA sphere of en:plutonium partially surrounded by neutron-reflecting tungsten-carbide blocks. A recreation of a en:criticality accident to measure neutron production. From LANL's report on criticality accidents, 2000, http://www.csirc.net/library

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