Effects of alpha-irradiation and pulsed ESR measurements of evaporites

被引:6
|
作者
Kohno, H
Yamanaka, C
Ikeya, M
机构
关键词
D O I
10.1016/S0969-8043(96)00134-0
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Defects produced by alpha (He+ beam) and gamma irradiation in gypsum and barite were studied by electron spin resonance. SO3- at g = 2.004 in gamma-irradiated synthetic gypsum was selectively detected using electron spin echo. A total dose of 1.4 kGy was obtained from the dose-dependence of the phase relaxation time of hole-type centers (g = 2.019, 2.013 and 2.01) in barite desert rose. Copyright (C) 1996 Elsevier Science Ltd
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页码:1459 / 1463
页数:5
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