Presentation 2002/6/6
Growth and Optical Properties of GaAsN Alloys Grown by RF-MBE
Atsushi NISHIKAWA, Ryuji KATAYAMA, Kentaro ONABE, Yasuhiro SHIRAKI,
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Abstract(in English) Due to the optimization of the growth conditions of GaAsN alloys for higher N contents, GaAsN alloys with N contents up to 4.5 % were successfully grown by RF-MBE. The band gap energies were investigated by photoreflectance spectroscopy. In the low (<1%) content region, the bowing parameter is estimated as 22 eV by fitting to a quadratic curve. However the deviation of the experimental data from the fitting curve becomes large as N content increases. With the N content of 4.5 %, the band gap energy of GaAsN is observed as low as 1.33 μm (0.93 eV).
Keyword(in Japanese) (See Japanese page)
Keyword(in English) GaAsN alloys / RF-MBE / Band gap energy / Photoreflectance
Paper # LQE2002-36
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Committee LQE
Conference Date 2002/6/6(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) Growth and Optical Properties of GaAsN Alloys Grown by RF-MBE
Sub Title (in English)
Keyword(1) GaAsN alloys
Keyword(2) RF-MBE
Keyword(3) Band gap energy
Keyword(4) Photoreflectance
1st Author's Name Atsushi NISHIKAWA
1st Author's Affiliation Faculty of Advanced Materials Science, Univ. of Tokyo()
2nd Author's Name Ryuji KATAYAMA
2nd Author's Affiliation Faculty of Advanced Materials Science, Univ. of Tokyo
3rd Author's Name Kentaro ONABE
3rd Author's Affiliation Faculty of Advanced Materials Science, Univ. of Tokyo
4th Author's Name Yasuhiro SHIRAKI
4th Author's Affiliation Dept. of Applied Physics, Univ. of Tokyo
Date 2002/6/6
Paper # LQE2002-36
Volume (vol) vol.102
Number (no) 117
Page pp.pp.-
#Pages 4
Date of Issue