High radiation tolerance of temperature resistant Bragg gratings written in N-doped silica-core fibres up to MGy dose levels

被引：7
|
作者：
Fernandez, A. Fernandez [1 ]
Brichard, B. [1 ]
Butov, O. V. [2 ]
Golant, K. M. [2 ]
Lanin, A. V. [3 ]
机构：
[1] CEN SCK, Belgian Nucl Res Ctr, Boeretang 200, B-2400 Mol, Belgium
[2] RAS, Fiber Opt Res Ctr, Moscow 119333, Russia
[3] Business Unitech Co Ltd, Moscow 119992, Russia
来源：
THIRD EUROPEAN WORKSHOP ON OPTICAL FIBRE SENSORS | 2007年 / 6619卷
关键词：
bragg grating sensor; radiation resistance;
D O I：
10.1117/12.738382
中图分类号：
O43 [光学];
学科分类号：
070207 ; 0803 ;
摘要：
In situ monitoring of gratings' characteristics during continuous gamma irradiation to a dose of 9 MGy revealed by an order of magnitude weaker Bragg wavelengths drift as compared to gratings written in Ge-doped silica-core fibres.
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页数：4
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