Presentation 2011-06-30
Mode Selectivity and Athermal Operation for Hollow Waveguide DBR Lasers
Hideaki Yamakawa, Yoshihisa TOKUNAGA, Takahiro SAKAGUTI, Fumio KOYAMA,
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Abstract(in English) Hollow waveguides exhibit extremely low temperature sensitivity and a giant equivalent refractive index change can also be realized at the same time by varying its air core thickness. We propose and demonstrate a hybrid-integrated laser with an SOA and a hollow waveguide Distributed Bragg Reflector (DBR) for wide wavelength tuning and athermal operations. We fabricated hollow waveguide DBR lasers with single mode operations over the tuning range and mode-hop free athermal condition. The result exhibited SMSR of 38dB and a small wavelength change within a longitudinal mode spacing 0.6nm.
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Keyword(in English) Hollow waveguide / Bragg reflector / DBR laser
Paper # OPE2011-17,LQE2011-17
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Committee LQE
Conference Date 2011/6/23(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) Mode Selectivity and Athermal Operation for Hollow Waveguide DBR Lasers
Sub Title (in English)
Keyword(1) Hollow waveguide
Keyword(2) Bragg reflector
Keyword(3) DBR laser
1st Author's Name Hideaki Yamakawa
1st Author's Affiliation Precision and Intelligence Laboratory, Tokyo Institute of Technology()
2nd Author's Name Yoshihisa TOKUNAGA
2nd Author's Affiliation Precision and Intelligence Laboratory, Tokyo Institute of Technology
3rd Author's Name Takahiro SAKAGUTI
3rd Author's Affiliation Precision and Intelligence Laboratory, Tokyo Institute of Technology
4th Author's Name Fumio KOYAMA
4th Author's Affiliation Precision and Intelligence Laboratory, Tokyo Institute of Technology
Date 2011-06-30
Paper # OPE2011-17,LQE2011-17
Volume (vol) vol.111
Number (no) 112
Page pp.pp.-
#Pages 4
Date of Issue