Radioactivity distribution in fuel-containing materials (Chernobyl “lava”) and aerosols from the Chernobyl “Shelter”
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- 作者：Irina Vlasovaa ; ivlas@radio.chem.msu.ru" class="auth_mail" title="E-mail the corresponding author ; Andrey Shiryaeva ; b ; Boris Ogorodnikovc ; Boris Burakovd ; Ekaterina Dolgopolovaa ; Roman Senine ; Alexey Averinb ; Yan Zubavichuse ; Stepan Kalmykova
- 关键词：Chernobyl &ldquo ; lava&rdquo ; Radioactive particles ; High-uranium zircon ; Dendrites of UO2+x with Zr ; Etched alpha tracks in CR-39 ; Imaging Plate radiography
- 刊名：Radiation Measurements
- 出版年：2015
- 出版时间：December 2015
- 年：2015
- 卷：83
- 期：Complete
- 页码：20-25
- 全文大小：2375 K
文摘
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We discovered the homogeneity of α-activity of Chernobyl lava on the scale of tens microns.
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We proved that brown type of Chernobyl lava has higher α-activity than black type.
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Disintegration of the brown lava heap at the level 0.0 m was shown.