Prof. Kentaroh Watanabe
Project Associate Professor at Univ of Tokyo
SPIE Involvement:
Author
Publications (20)

Proceedings Article | 10 March 2020 Presentation
Hao Xu, Hassanet Sodabanlu, Matthew Wilkins, Amaury Delamarre, Theodorus Wijaya, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama
Proceedings Volume 11275, 112750K (2020) https://doi.org/10.1117/12.2545575
KEYWORDS: Luminescence, Gallium arsenide, Multijunction solar cells, Indium gallium phosphide, Semiconducting wafers, Metalorganic chemical vapor deposition, Solar cells, Resistance

Proceedings Article | 3 March 2020 Paper
Proceedings Volume 11275, 1127507 (2020) https://doi.org/10.1117/12.2544537
KEYWORDS: Gold, Gallium arsenide, Absorption, Etching, Mirrors, Photons, Ellipsometry, Electrons, Solar cells, Silicon

Proceedings Article | 27 February 2019 Paper
Proceedings Volume 10913, 1091310 (2019) https://doi.org/10.1117/12.2508592
KEYWORDS: Solar cells, Electrons, Quantum wells, Indium gallium phosphide, Quantum efficiency, Photovoltaics, Electrical engineering, Multijunction solar cells

Proceedings Article | 27 February 2019 Paper
Proceedings Volume 10913, 109130D (2019) https://doi.org/10.1117/12.2505908
KEYWORDS: Gallium arsenide, Epitaxial lateral overgrowth, Solar cells, Absorption, Etching, Mirrors, Luminescence, Electrons

Proceedings Article | 16 February 2018 Presentation + Paper
Proceedings Volume 10527, 105270E (2018) https://doi.org/10.1117/12.2296574
KEYWORDS: Indium gallium arsenide, Gallium arsenide, Solar cells, Quantum wells, Germanium, Electron transport, Luminescence, Time resolved spectroscopy

Proceedings Article | 23 February 2017 Presentation + Paper
Amaury Delamarre, Jieyang Jia, Paul Verdier, Kentaroh Watanabe, Masakazu Sugiyama, Yoshiaki Nakano, Jean-François Guillemoles
Proceedings Volume 10099, 100990Z (2017) https://doi.org/10.1117/12.2250866
KEYWORDS: Multijunction solar cells, Luminescence, Solar cells, Photovoltaics, Electroluminescence, Spatial resolution, Resistance, Indium gallium phosphide, Gallium arsenide, Diodes, Associative arrays

Proceedings Article | 14 March 2016 Paper
Tomoyuki Inoue, Kasidit Toprasertpong, Amaury Delamarre, Kentaroh Watanabe, Myriam Paire, Laurent Lombez, Jean-François Guillemoles, Masakazu Sugiyama, Yoshiaki Nakano
Proceedings Volume 9743, 974316 (2016) https://doi.org/10.1117/12.2212572
KEYWORDS: Electroluminescence, Gallium arsenide, Solar cells, Quantum wells, Luminescence, Semiconductors, Solar concentrators, Photovoltaics, Thermal effects, Nanostructuring, Sun, Resistance, Photons, Multijunction solar cells

Proceedings Article | 14 March 2016 Paper
Kasidit Toprasertpong, Tomoyuki Inoue, Kentaroh Watanabe, Takashi Kita, Masakazu Sugiyama, Yoshiaki Nakano
Proceedings Volume 9743, 974315 (2016) https://doi.org/10.1117/12.2209611
KEYWORDS: Carrier dynamics, Solar cells, Quantum wells, Device simulation, Nanostructures, Performance modeling, Structural design, Absorption, Quantum dots, Gallium arsenide

SPIE Journal Paper | 5 June 2015
Pierre Rale, Amaury Delamarre, Gilbert El-Hajje, Ryo Tamaki, Kentaroh Watanabe, Yasushi Shoji, Yoshitaka Okada, Masakazu Sugiyama, Laurent Lombez, Jean-François Guillemoles
JPE, Vol. 5, Issue 01, 053092, (June 2015) https://doi.org/10.1117/12.10.1117/1.JPE.5.053092
KEYWORDS: Solar cells, Luminescence, Absorption, Quantum wells, Optical testing, External quantum efficiency, Gallium arsenide, Calibration, Hyperspectral imaging, Imaging systems

Proceedings Article | 16 March 2015 Paper
Proceedings Volume 9358, 93580Y (2015) https://doi.org/10.1117/12.2081303
KEYWORDS: Luminescence, Gallium arsenide, Solar cells, Quantum wells, Doping, Electroluminescence, External quantum efficiency, Sulfur, Sun, Absorption

SPIE Journal Paper | 29 December 2014
Efrain Eduardo Tamayo Ruiz, Kentaroh Watanabe, Ryo Tamaki, Takuya Hoshii, Masakazu Sugiyama, Yoshitaka Okada, Kenjiro Miyano, Aleksandra Cvetkovic, Rubén Mohedano, Maikel Hernández
JPE, Vol. 5, Issue 01, 057006, (December 2014) https://doi.org/10.1117/12.10.1117/1.JPE.5.057006
KEYWORDS: Plasma etching, Transmittance, Nanostructures, Optical components, Antireflective coatings, Polymethylmethacrylate, External quantum efficiency, Interfaces, Glasses, Nanostructuring

Proceedings Article | 25 March 2013 Paper
Hiromasa Fujii, Kasidit Toprasertpong, Kentaroh Watanabe, Masakazu Sugiyama, Yoshiaki Nakano
Proceedings Volume 8620, 86201F (2013) https://doi.org/10.1117/12.2003287
KEYWORDS: Gallium arsenide, Quantum efficiency, Solar cells, External quantum efficiency, Absorption, Quantum wells, Reflectivity, Transmittance, Photons, Metals

Proceedings Article | 21 February 2012 Paper
Masakazu Sugiyama, Yunpeng Wang, Hiromasa Fujii, Hassanet Sodabanlu, Yu Wen, Kentaroh Watanabe, Yoshiaki Nakano
Proceedings Volume 8256, 82560D (2012) https://doi.org/10.1117/12.911078
KEYWORDS: Stereolithography, Absorption, Quantum wells, External quantum efficiency, Superlattices, Gallium arsenide, Solar cells, Quantum efficiency, Infrared radiation, Photovoltaics

Proceedings Article | 21 July 2008 Paper
Kentaroh Watanabe, Kyouhei Yamashita, Hirokazu Kataza, Takafumi Kamizuka, Takehiko Wada, Moriaki Wakaki, Osamu Abe, Hiroshi Murakami
Proceedings Volume 7020, 702020 (2008) https://doi.org/10.1117/12.789143
KEYWORDS: Gallium arsenide, Photoresistors, Sensors, Liquid phase epitaxy, Telescopes, Astronomy, Photons, Crystals, Tellurium, Selenium

Proceedings Article | 17 July 2008 Paper
Proceedings Volume 7012, 70123R (2008) https://doi.org/10.1117/12.790208
KEYWORDS: Telescopes, Mirrors, Terahertz radiation, Mirror pointing, Astronomical telescopes, Gallium arsenide, Photoresistors, Astronomy, Surface conduction electron emitter displays, Optical instrument design

Proceedings Article | 10 July 2008 Paper
Proceedings Volume 7012, 70123S (2008) https://doi.org/10.1117/12.788730
KEYWORDS: Mirrors, Telescopes, Spherical lenses, Optical design, Sensing systems, Space telescopes, Control systems, Mirror stabilization, Sensors, Aspheric lenses

Proceedings Article | 4 January 2008 Paper
Kentaroh Watanabe, Kyouhei Yamashita, Hidekazu Kitagawa, Moriaki Wakaki, Osamu Abe, Hiroshi Murakami
Proceedings Volume 6840, 68401F (2008) https://doi.org/10.1117/12.757656
KEYWORDS: Gallium arsenide, Photoresistors, Sensors, Liquid phase epitaxy, Astronomy, Tellurium, Crystals, Selenium, Ionization, Metals

Proceedings Article | 8 October 2004 Paper
Kentaroh Watanabe, Hiroshi Murakami, Takuro Ohata, Moriaki Wakaki, Osamu Abe
Proceedings Volume 5498, (2004) https://doi.org/10.1117/12.551053
KEYWORDS: Sensors, Gallium arsenide, Liquid phase epitaxy, Photoresistors, Crystals, Photons, Astronomy, Electrons, Sensor performance, Quantum efficiency

Proceedings Article | 24 May 2000 Paper
Takahiko Nakatogawa, Atsushi Okamoto, Kentaro Watanabe, Kunihiro Sato, Hajime Okada
Proceedings Volume 4089, (2000) https://doi.org/10.1117/12.386852
KEYWORDS: Laser beam diagnostics, Beam controllers, Phase conjugation, Optical circuits, Integrated optics, Crystals, Four wave mixing, Laser crystals, Energy transfer, Active optics

Proceedings Article | 7 May 1999 Paper
Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347715
KEYWORDS: Crystals, Four wave mixing, Switching, Multiplexing, Ferroelectric materials, Phase conjugation, Polarization, Optical testing, Beam controllers, Phase matching

Showing 5 of 20 publications
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