WSPEEDI analysis on dispersion and surface deposition of Cs-137 over Eastern Japan has been improved by modification of deposition calculation scheme, better reproducing Cs-137 deposition pattern of airborne monitoring by MEXT. (Presentation at 2013 Annual Meeting of Atomic Energy Society of Japan)
[Cs-137 deposition pattern of airborne monitoring by MEXT (color shaded)]
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[Surface deposition (color shaded), surface air concentration (purple contours) of Cs-137, and surface wind field (vectors)]
The Universal Time Constant (UTC) is presented at the top (Japanese Standard Time: + 9 hours).
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