Fiber optic thermometry based on Cr-fluorescence in olivine crystals

被引:12
作者
Fernicola, VC [1 ]
Zhang, ZY [1 ]
Grattan, KTV [1 ]
机构
[1] CITY UNIV LONDON,DEPT ELECT ELECT & INFORMAT ENGN,LONDON EC1V 0HB,ENGLAND
关键词
D O I
10.1063/1.1148126
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
An investigation has been carried out into the use of two crystals of the olivine family, forsterite and olivine, CrMg2SiO4 and Cr:(Mg,Fe) SiO4, respectively, in optical fiber fluorescence thermometry. The results show that the Cr3+-based emission in the near-infrared is dominant under pumping with light from a red diode laser, and a useful sensor performance in the 200 degrees region around room temperature is seen using probes constructed from these materials. (C) 1997 American Institute of Physics.
引用
收藏
页码:2418 / 2421
页数:4
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