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Hiroaki Ohta (太田裕朗)
Hiroaki Ohta (太田裕朗)
Waseda Univeristy Ventures, ex-Kyoto University, UCSB
Verified email at waseda.vc
Title
Cited by
Cited by
Year
Semiconductor laser diode
H Ohta, K Okamoto
US Patent 7,843,980, 2010
3052010
Light-emitting device
K Okamoto, H Ohta
US Patent 8,017,932, 2011
2972011
Semi-polar III-nitride optoelectronic devices on M-plane substrates with miscuts less than+/-15 degrees in the C-direction
PS Hsu, KM Kelchner, RM Farrell, DA Haeger, H Ohta, A Tyagi, ...
US Patent 9,077,151, 2015
2632015
Light emitting device
K Okamoto, H Ohta
US Patent App. 12/076,762, 2008
2632008
Semiconductor light-emitting element and method for fabrication the same
K Okamoto, H Ohta
US Patent 8,124,982, 2012
2562012
Superluminescent diodes by crystallographic etching
MT Hardy, YD Lin, H Ohta, SP DenBaars, JS Speck, S Nakamura, ...
US Patent App. 12/913,638, 2011
2512011
Vertical GaN-based trench gate metal oxide semiconductor field-effect transistors on GaN bulk substrates
H Otake, K Chikamatsu, A Yamaguchi, T Fujishima, H Ohta
Applied physics express 1 (1), 011105, 2008
2412008
Molecular dynamics evaluation of self-diffusion in Yukawa systems
H Ohta, S Hamaguchi
Physics of Plasmas 7 (11), 4506-4514, 2000
2092000
Wave dispersion relations in Yukawa fluids
H Ohta, S Hamaguchi
Physical review letters 84 (26), 6026, 2000
1962000
Continuous-wave operation of m-plane InGaN multiple quantum well laser diodes
K Okamoto, H Ohta, SF Chichibu, J Ichihara, H Takasu
Japanese journal of applied physics 46 (3L), L187, 2007
1762007
Dislocation-free m-plane InGaN/GaN light-emitting diodes on m-plane GaN single crystals
K Okamoto, H Ohta, D Nakagawa, M Sonobe, J Ichihara, H Takasu
Japanese journal of applied physics 45 (11L), L1197, 2006
1712006
Partial strain relaxation via misfit dislocation generation at heterointerfaces in (Al,In)GaN epitaxial layers grown on semipolar GaN free standing substrates
A Tyagi, F Wu, EC Young, A Chakraborty, H Ohta, R Bhat, K Fujito, ...
Applied Physics Letters 95 (25), 251905, 2009
1342009
AlGaN-cladding free green semipolar GaN based laser diode with a lasing wavelength of 506.4 nm
A Tyagi, RM Farrell, KM Kelchner, CY Huang, PS Hsu, DA Haeger, ...
Applied Physics Express 3 (1), 011002, 2009
1212009
Molecular dynamics simulation of silicon and silicon dioxide etching by energetic halogen beams
H Ohta, S Hamaguchi
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films 19 (5 …, 2001
1182001
GaN-based trench gate metal oxide semiconductor field effect transistors with over 100 cm2/(V s) channel mobility
H Otake, S Egami, H Ohta, Y Nanishi, H Takasu
Japanese Journal of Applied Physics 46 (7L), L599, 2007
1022007
Classical interatomic potentials for Si–O–F and Si–O–Cl systems
H Ohta, S Hamaguchi
The Journal of Chemical Physics 115 (14), 6679-6690, 2001
1022001
30-mW-class high-power and high-efficiency blue semipolar (1011) InGaN/GaN light-emitting diodes obtained by backside roughening technique
Y Zhao, J Sonoda, CC Pan, S Brinkley, I Koslow, K Fujito, H Ohta, ...
Applied physics express 3 (10), 102101, 2010
992010
Stacking fault formation in the long wavelength InGaN/GaN multiple quantum wells grown on -plane GaN
F Wu, YD Lin, A Chakraborty, H Ohta, SP DenBaars, S Nakamura, ...
Applied Physics Letters 96 (23), 231912, 2010
992010
Temperature dependence of polarized photoluminescence from nonpolar -plane InGaN multiple quantum wells for blue laser diodes
M Kubota, K Okamoto, T Tanaka, H Ohta
Applied Physics Letters 92 (1), 011920, 2008
972008
High quality InGaN/AlGaN multiple quantum wells for semipolar InGaN green laser diodes
YD Lin, S Yamamoto, CY Huang, CL Hsiung, F Wu, K Fujito, H Ohta, ...
Applied Physics Express 3 (8), 082001, 2010
952010
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Articles 1–20