Presentation 1999/11/26
Polarization-Insensitive and Blue-Chirp Electroabsorption Modulator Using Tensile-Strained Potential-Tailored Quantum Well
Masaki KATO, Yoshiaki Nakano,
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Abstract(in English) We analyzed the chirp parameter of tensile-strained InGaAs/InAlAs pre-biased quantum well which was developed for polarization-insensitive operation. We found that the improvement of chirp characteristics is brought about by introducing compressive strain into InAlAs barrier layer. This is because the compressive strain makes electron and hole wells shallow and the wavefunctions of electron and holes are easily separated under electric field.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) EA modulator / Polarization-insensitive operation / Negative-chirp operation Strained quantum well / Potential-tailored quantum well
Paper # LQE99-88
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Conference Information
Committee LQE
Conference Date 1999/11/26(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) Polarization-Insensitive and Blue-Chirp Electroabsorption Modulator Using Tensile-Strained Potential-Tailored Quantum Well
Sub Title (in English)
Keyword(1) EA modulator
Keyword(2) Polarization-insensitive operation
Keyword(3) Negative-chirp operation Strained quantum well
Keyword(4) Potential-tailored quantum well
1st Author's Name Masaki KATO
1st Author's Affiliation Department of Electronic Engineering, University of Tokyo()
2nd Author's Name Yoshiaki Nakano
2nd Author's Affiliation Department of Electronic Engineering, University of Tokyo
Date 1999/11/26
Paper # LQE99-88
Volume (vol) vol.99
Number (no) 467
Page pp.pp.-
#Pages 6
Date of Issue