3
Kellogg, W. W., et al
showing the large effect which the wind has in
determining the character of the fallout.
The
meteorological problems associated with a fallout
prediction are discussed.
Aisura, Kenjiro
ANALYSIS OF RADIOACTIVE FALLOUT OF THE ATOMIC BOMB
EXPLOS TON ON BIKINI.
19%).
Badioisetopes (Japan) 3, 1
The radioactive fallout was found to contain 55.2,
7. 0,
ll. 8,
and
26. of
of. CaO,
MgO,
rope
respectively, the chief constituent
and Hea
being Ca(0H)2.
The electric-spark method of analysis showed the
presence of Al, Fe, and Si in addition
Ca and
hg.
Its decay curve followed I= ct~1-37, where
I represents radioactivity, t, time since the
explosion took place, March 1, 1954, and c, const.
0aoeeSee
Its specific activity measured on April 23, 195%,
was 0.37 me. (6.Bette=55gtgeD>
§gidengified bE
26we e
$35, ba58
» and Pr739!
Kimura, Kenjiro
INTRODUCTION TO SPECIAL COLLECTION OF PAPERS.
(ges OF THE BIKINI ASH.
JapanAnalyst 3, 333+
The incident of the Bikini ashes and the fishing
boat is reported.
Experiences on the boat are
recorded, and fallout analyses are compared with
those of Nagasaki and Hiroshima.