共 50 条
Dosimetric Properties of Dy-doped Li2O-B2O3 Glasses
被引:0
作者:
Kato, Takumi
[1
]
Nishikawa, Akihiro
[1
]
Nakauchi, Daisuke
[1
]
Kawaguchi, Noriaki
[1
]
Yanagida, Takayuki
[1
]
机构:
[1] Nara Inst Sci & Technol NAIST, 8916-5 Takayama Cho, Ikoma, Nara 6300192, Japan
关键词:
dosimeter;
glass;
TSL;
OPTICAL-PROPERTIES;
LUMINESCENCE;
PHOTOLUMINESCENCE;
SCINTILLATION;
D O I:
10.18494/SAM5424
中图分类号:
TH7 [仪器、仪表];
学科分类号:
0804 ;
080401 ;
081102 ;
摘要:
As dosimetric materials, undoped and Dy-doped 33.3LiO-66.7B(2)O(3) glasses were synthesized by the melt-quenching method. Their photoluminescence and thermally stimulated luminescence spectra showed several emission lines. A broad glow peak was observed at similar to 75 degrees C in the Dydoped samples, while the undoped sample showed no glow peaks. A linear relationship between irradiation dose and thermally stimulated luminescence intensity was confirmed from 1 to 1000 mGy when the 0.5% Dy-doped glass was exposed to different doses of X-ray radiation.
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页码:475 / 480
页数:6
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