Recent developments in As-S glass fibres

被引:29
作者
Devyatykh, GG
Churbanov, MF
Scripachev, IV
Snopatin, GE
Dianov, EM
Plotnichenko, VG
机构
[1] Russian Acad Sci, Inst Chem High Pur Substances, Nizhny Novgorod 603600, Russia
[2] Russian Acad Sci, Inst Gen Phys, Res Ctr Fibre Opt, Moscow 117756, Russia
关键词
D O I
10.1016/S0022-3093(99)00488-3
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Recent developments in As-S glass fibres showed that increase in degree of purity of As-S glasses allowed optical fibres to be fabricated with minimum optical losses of multimode optical fibres 23-45 dB/km at 2.2-2.7 mu m, 50-70 dB/km at 3.2-3.6 mu m, 200-300 dB/km at 4.1-4.7 mu m and 300-500 dB/km at 5.0-5.5 mu m. The bending strength of optical fibres with diameter of 400 mu m increased from similar to 0.5 to >1.2 GPa. Core and clad glass compositions were As40S60 and As38S62, respectively. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:318 / 322
页数:5
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