DocumentCode
795828
Title
Lithium Driftability in Detector-Grade Germanium
Author
Sher, A.H. ; Coleman, J.A.
Author_Institution
Institute for Applied Technology National Bureau of Standards Washington, D. C. 20234
Volume
17
Issue
3
fYear
1970
fDate
6/1/1970 12:00:00 AM
Firstpage
125
Lastpage
129
Abstract
The behavior of many germanium crystals during lithium-ion drift, in terms of compensated depth W as a function of drift time t, does not follow the prediction of the equation: W = (2¿LiVt)1/2 Modification of the lithiim velocity expression to include the loss of mobile lithium ions during drift yields the expression: W = [¿LiV¿(1-e-2t/¿)]1/2 which seems to describe satisfactorily the experimental results. In addition to the loss mechanism, the effect of oxygen on lithium-ion drift mobility is considered.
Keywords
Crystalline materials; Crystals; Equations; Gamma ray detection; Gamma ray detectors; Germanium; Lithium; NIST; Spectroscopy; Temperature;
fLanguage
English
Journal_Title
Nuclear Science, IEEE Transactions on
Publisher
ieee
ISSN
0018-9499
Type
jour
DOI
10.1109/TNS.1970.4325684
Filename
4325684
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