EXCITATION OF RESONANCES OF MICROSPHERES ON AN OPTICAL-FIBER

被引:220
作者
SERPENGUZEL, A [1 ]
ARNOLD, S [1 ]
GRIFFEL, G [1 ]
机构
[1] POLYTECH INST NEW YORK,DEPT ELECT ENGN,BROOKLYN,NY 11201
关键词
D O I
10.1364/OL.20.000654
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Morphology-dependent resonances (MDR's) of solid microspheres are excited by using an optical fiber coupler. The narrowest measured MDR linewidths are limited by the excitation laser linewidth (< 0.025 nm). Only MDR's, with an on-resonance to off-resonance intensity ratio of 10(4), contribute to scattering. The intensity of various resonance orders is understood by the localization principle and the recently developed generalized Lorentz-Mie theory. The microsphere fiber system has potential for becoming a building block in dispersive microphotonics. The basic physics underlying our approach may be considered a harbinger for the coupling of active photonic microstructures such as microdisk lasers.
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收藏
页码:654 / 656
页数:3
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