Osamu Wada
Osamu Wada
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Ultrafast intersubband relaxation (⩽ 150 fs) in AlGaN/GaN multiple quantum wells
N Iizuka, K Kaneko, N Suzuki, T Asano, S Noda, O Wada
Applied Physics Letters 77 (5), 648-650, 2000
Femtosecond all-optical devices for ultrafast communication and signal processing
O Wada
New Journal of Physics 6 (1), 183, 2004
Low dark current GaAs metal-semiconductor-metal (MSM) photodiodes using WSixcontacts
M Ito, O Wada
IEEE Journal of Quantum Electronics 22 (7), 1073-1077, 1986
Temperature dependence of GaAs1-xBix band gap studied by photoreflectance spectroscopy
J Yoshida, T Kita, O Wada, K Oe
Japanese journal of applied physics 42 (2R), 371, 2003
Nonlinear gain dynamics in quantum-dot optical amplifiers and its application to optical communication devices
T Akiyama, H Kuwatsuka, T Simoyama, Y Nakata, K Mukai, M Sugawara, ...
IEEE Journal of Quantum Electronics 37 (8), 1059-1065, 2001
Electron spin relaxation in InGaAs/InP multiple-quantum wells
A Tackeuchi, O Wada, Y Nishikawa
Applied Physics Letters 70 (9), 1131-1133, 1997
Recent progress in optoelectric integrated circuits (OEIC's)
O Wada, T Sakurai, T Nakagami
IEEE journal of quantum electronics 22 (6), 805-821, 1986
Nonlinear processes responsible for nondegenerate four-wave mixing in quantum-dot optical amplifiers
T Akiyama, O Wada, H Kuwatsuka, T Simoyama, Y Nakata, K Mukai, ...
Applied Physics Letters 77 (12), 1753-1755, 2000
Room‐temperature electron spin dynamics in GaAs/AlGaAs quantum wells
A Tackeuchi, Y Nishikawa, O Wada
Applied physics letters 68 (6), 797-799, 1996
Very high speed GaInAs metal‐semiconductor‐metal photodiode incorporating an AlInAs/GaInAs graded superlattice
O Wada, H Nobuhara, H Hamaguchi, T Mikawa, A Tackeuchi, T Fujii
Applied physics letters 54 (1), 16-17, 1989
Polarization-independent photoluminescence from columnar InAs/GaAs self-assembled quantum dots
T Kita, O Wada, H Ebe, Y Nakata, M Sugawara
Japanese journal of applied physics 41 (10B), L1143, 2002
Terahertz demultiplexing by a single-shot time-to-space conversion using a film of squarylium dye J aggregates
M Furuki, M Tian, Y Sato, LS Pu, S Tatsuura, O Wada
Applied Physics Letters 77 (4), 472-474, 2000
Design of impurity band-based photonic crystal waveguides and delay lines for ultrashort optical pulses
S Lan, S Nishikawa, H Ishikawa, O Wada
Journal of Applied Physics 90 (9), 4321-4327, 2001
Nonlinearity and recovery time of 1.55 Ám intersubband absorption in InGaAs/AlAs/AlAsSb coupled quantum wells
T Akiyama, N Georgiev, T Mozume, H Yoshida, AV Gopal, O Wada
Electronics Letters 37 (2), 129-130, 2001
1.55-μm picosecond all-optical switching by using intersubband absorption in InGaAs-AlAs-AlAsSb coupled quantum wells
T Akiyama, N Georgiev, T Mozume, H Yoshida, AV Gopal, O Wada
IEEE Photonics Technology Letters 14 (4), 495-497, 2002
InP-based materials and devices: physics and technology
O Wada
(No Title), 1999
Artificial control of optical gain polarization by stacking quantum dot layers
T Kita, N Tamura, O Wada, M Sugawara, Y Nakata, H Ebe, Y Arakawa
Applied physics letters 88 (21), 2006
Reliability of high radiance InGaAsP/InP LED́s operating in the 1.2-1.3 Ám wavelength
S Yamakoshi, M Abe, O Wada, S Komiya, T Sakurai
IEEE Journal of Quantum Electronics 17 (2), 167-173, 1981
Ultrafast all-optical spin polarization switch using quantum-well etalon
Y Nishikawa, A Tackeuchi, M Yamaguchi, S Muto, O Wada
IEEE Journal of Selected Topics in Quantum Electronics 2 (3), 661-667, 1996
Monolithic integration of a metal—semiconductor—metal photodiode and a GaAs preamplifier
M Ito, O Wada, K Nakai, T Sakurai
IEEE electron device letters 5 (12), 531-532, 1984
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