US DOE ARCHIVES
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b.
Une of Ca-i§.
Such techniques as bone grafting of «a “hot"
graft to a "gold" host, and vice versa; and intravoncas
injections of labeled Ca-i5 are employed, The results of
the data are still tentative, but one get, of axperimnents
shows the disappearance of Ca-45 from the serum is axponential, with the epecific activity of the bane in a puppy
excesding the bload specific activity at 2-3 hours after
ts being given to mroving and extending the utility of standard
instruments in the radiation detection fleld. Recent steps to
coordinate thease effarte were:
a.
AEC offiess and contractors at 5t. Louis, Cak Ridge, and
Savannah River were visited.
Discussions were held to out~
line the Comisaion-wide ecordination plans, and to assure
eloee ifaison on instrumentation matters betwen the respec-
tive areas and the Division.
b.
In aooperation with the Incuaetry Evaluation Board of the
Departaent of Cammerac, a detailed study haa been vrepared
of oritical radiation instrusents and components to svaluate
the industrial capacity and physical seourity of companios
producing oritical items.
(UNCLASSIFIED) “The
pateiae
34
SomesTa Yor the Specialslectroa
Tube Development Program will meet with tesnmical personnel from
the AEC national. laboratories in New York on July 29, 30, and 31.
The Gomnittes functions to give technical guidance on the
feasibility of developing speeial electron tubes, and negot-lating
plans with industry for production and development <tudies.
Pmmasta roasted Zor thee te be used in tperialived wap vary,
and may net always be of general interest to other aC installations. However, the Committee endeavors to sect the special demands
and arranges the work with the contractor for only a Limited
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