OPTICAL AMPLIFICATION IN THIN OPTICAL WAVE-GUIDES WITH HIGH ER CONCENTRATION

被引:30
作者
FEDERIGHI, M
MASSAREK, I
TRWOGA, PF
机构
[1] Department of Electrical and Electronic Engineering, University College London
关键词
D O I
10.1109/68.196013
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The fabrication of compact active optical waveguides requires high concentrations of rare-earth ions. In highly doped materials the optical gain is affected by cross-relaxation and up-conversion processes. By solving the rate equations for the levels involved in radiative transitions, the optical gain is obtained as a function of the dopant concentration in the case of Er-doped silica pumped at 980 nm. The performance of channel waveguides from the same material is analysed; in particular, the dependence on Er concentration of threshold pump power and amplifier gain is discussed.
引用
收藏
页码:227 / 229
页数:3
相关论文
共 8 条
[2]   ALUMINUM OR PHOSPHORUS CO-DOPING EFFECTS ON THE FLUORESCENCE AND STRUCTURAL-PROPERTIES OF NEODYMIUM-DOPED SILICA GLASS [J].
ARAI, K ;
NAMIKAWA, H ;
KUMATA, K ;
HONDA, T ;
ISHII, Y ;
HANDA, T .
JOURNAL OF APPLIED PHYSICS, 1986, 59 (10) :3430-3436
[3]   CONCENTRATION-DEPENDENT UPCONVERSION IN ER3+-DOPED FIBER AMPLIFIERS - EXPERIMENTS AND MODELING [J].
BLIXT, P ;
NILSSON, J ;
CARLNAS, T ;
JASKORZYNSKA, B .
IEEE PHOTONICS TECHNOLOGY LETTERS, 1991, 3 (11) :996-998
[4]   CONCENTRATION-DEPENDENT ENERGY-TRANSFER PROCESSES IN ER-3+-DOPED AND TM-3+-DOPED HEAVY-METAL FLUORIDE GLASS [J].
CHEN, CY ;
PETRIN, RR ;
YEH, DC ;
SIBLEY, WA ;
ADAM, JL .
OPTICS LETTERS, 1989, 14 (09) :432-434
[5]   1.55-MU-M GAIN IN A SHORT ER3+-DOPED ZIRCONIUM FLUORIDE GLASS-FIBER [J].
KIM, MW ;
CHO, WJ ;
JO, JC ;
CHOI, SS .
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1991, 30 (9A) :2020-2020
[6]   ERBIUM-DOPED GLASSES FOR FIBER AMPLIFIERS AT 1500-NM [J].
MINISCALCO, WJ .
JOURNAL OF LIGHTWAVE TECHNOLOGY, 1991, 9 (02) :234-250
[7]   ER3+ GLASS WAVE-GUIDE AMPLIFIER AT 1.5 MU-M ON SILICON [J].
SHMULOVICH, J ;
WONG, A ;
WONG, YH ;
BECKER, PC ;
BRUCE, AJ ;
ADAR, R .
ELECTRONICS LETTERS, 1992, 28 (13) :1181-1182
[8]   FABRICATION OF HIGH-CONCENTRATION RARE-EARTH DOPED OPTICAL FIBERS USING CHELATES [J].
TUMMINELLI, RP ;
MCCOLLUM, BC ;
SNITZER, E .
JOURNAL OF LIGHTWAVE TECHNOLOGY, 1990, 8 (11) :1680-1683