Presentation 1994/6/15
High-effciency laser-oscillation of a microcavity laser excited by resonant optical pumping
Tsutomu Tezuka, Mitsuhiro Kushibe,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) High-efficiency laser oscillations by means of resonant optical pumping were observed in a planar microcavity laser with a single quantum well active layer.The threshold excitation power density was 19 W, cm^2,and the differential energy conversion efficiency was 14 %.This high efficiency is attributed to the absorption enhancement effect in the microcavity.Output power saturation was also observed in the input-output curve when the excitation wavelength was close to the band edge wavelength.This saturation is considered to result from the resonance wavelength varying with the excitation intensity.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) microcavity / surface emitting laser / absorption enhancement / optical pumping / resonant excitation / nonlinearity
Paper # LQE94-23
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Conference Information
Committee LQE
Conference Date 1994/6/15(1days)
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Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) High-effciency laser-oscillation of a microcavity laser excited by resonant optical pumping
Sub Title (in English)
Keyword(1) microcavity
Keyword(2) surface emitting laser
Keyword(3) absorption enhancement
Keyword(4) optical pumping
Keyword(5) resonant excitation
Keyword(6) nonlinearity
1st Author's Name Tsutomu Tezuka
1st Author's Affiliation Research and Development Center,Toshiba()
2nd Author's Name Mitsuhiro Kushibe
2nd Author's Affiliation Research and Development Center,Toshiba
Date 1994/6/15
Paper # LQE94-23
Volume (vol) vol.94
Number (no) 87
Page pp.pp.-
#Pages 6
Date of Issue