THIN-FILM THERMOOPTIC GEXSI1-X MACH-ZEHNDER INTERFEROMETER

被引:21
作者
MAYER, RA
JUNG, KH
LEE, WD
KWONG, DL
CAMPBELL, JC
机构
[1] Microelectronics Research Center, University of Texas at Austin, Austin, TX
关键词
D O I
10.1364/OL.17.001812
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on the design and fabrication of GexSi1-x Mach-Zehnder interferometers based on the thermo-optic effect. The modulators exhibit 8 dB of extinction with a pi-phase-shift power requirement, P(pi), of 245 mW. The 3-dB bandwidth of these thermo-optic devices is 88 kHz. Finally, we present calculations indicating the effect of various parameters on the modulation of the Mach-Zehnder interferometer.
引用
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页码:1812 / 1814
页数:3
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