Presentation 1996/10/8
Fabrication of Nano-Structures Using EB-Lithography and Its Application to GaInAsP/InP Quantum-Wire Lasers
Takashi Kojima, Munehisa Tamura, Xue-Ying Jia, Shigeo Tamura, Shigehisa Arai, Hiroyuki Nakaya, Suguru Tanaka,
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Abstract(in English) It is important to fabricate high-density and high-uniformity nano-structures for realization of quantum-wire lasers. In this work, 1.5μm-wavelength GaInAsP/InP quantum-wire lasers were fabricated by electron-beam lithography, and wet-chemical etching followed by embedding OMVPE growth. The average size of resist pattern for a period of 50nm was 30.7nm and the standard deviation was approximately ±1.1nm (3.6%). Temperature dependences of the lasers were measured and compared with those of quantum-film lasers fabricated on the same wafer. As the result, better lasing properties, such as low threshold current and high differential quantum efficiency of quantum-wire lasers over quantum-film lasers were confirmed at low temperature, and low threshold current density of 43A/cm^2 of the quantum-wire laser was obtained.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) electron-beam lithography / quantum-wire / quantum-wire-DFB / GaInAsP/InP / size-fluctuation
Paper # LQE96-86
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Conference Information
Committee LQE
Conference Date 1996/10/8(1days)
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Paper Information
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) Fabrication of Nano-Structures Using EB-Lithography and Its Application to GaInAsP/InP Quantum-Wire Lasers
Sub Title (in English)
Keyword(1) electron-beam lithography
Keyword(2) quantum-wire
Keyword(3) quantum-wire-DFB
Keyword(4) GaInAsP/InP
Keyword(5) size-fluctuation
1st Author's Name Takashi Kojima
1st Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology()
2nd Author's Name Munehisa Tamura
2nd Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology
3rd Author's Name Xue-Ying Jia
3rd Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology
4th Author's Name Shigeo Tamura
4th Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology
5th Author's Name Shigehisa Arai
5th Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology
6th Author's Name Hiroyuki Nakaya
6th Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology
7th Author's Name Suguru Tanaka
7th Author's Affiliation Research Center for Quantum Effect Electronics, Tokyo Institute of Technology
Date 1996/10/8
Paper # LQE96-86
Volume (vol) vol.96
Number (no) 290
Page pp.pp.-
#Pages 6
Date of Issue