共 5 条
Optimisation of the readout parameters when evaluating thermal neutron doses by TL dosimetry with LiF:Mg,Ti
被引:0
作者:
German, U.
[1
]
Weinstein, M.
[1
]
Abraham, A.
[1
]
Alfassi, Z. B.
[2
]
机构:
[1] Nucl Res Ctr Negev, IL-84190 Beer Sheva, Israel
[2] Ben Gurion Univ Negev, IL-84105 Beer Sheva, Israel
关键词:
D O I:
10.1093/rpd/ncm107
中图分类号:
X [环境科学、安全科学];
学科分类号:
08 ;
0830 ;
摘要:
The location of the glow peaks depends on the heating rate. It takes some time until the crystal reaches the heater temperature, and this time lag has a direct effect on the shift of peaks towards higher temperatures. Some information on the high-temperature peaks may be lost if the readout conditions (mainly length of time) are not properly chosen. Step heating profiles to a varying final temperature between 300 degrees C and 125 degrees C were used to study the time dependence of the collected information in the glow curves of (LiF)-Li-6:Mg,Ti crystals, and the minimal heating time for evaluation of thermal neutron doses was determined.
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页码:532 / 535
页数:4
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