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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| LQE | 2010-12-17 17:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | AlGaN semiconductor lasers for short ultraviolet region Harumasa Yoshida, Masakazu Kuwabara, Yoji Yamashita, Kazuya Uchiyama, Hirofumi Kan (Hamamatsu Photonics)  LQE2010-128 |
We have demonstrated the room-temperature operations of AlGaN based laser diodes under pulsed-current mode. AlGaN laser ... [more] | LQE2010-128 pp.63-67 |
| LQE | 2009-12-11 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Encouragement Talk]
Quantum cascade lasers with multi-upper-level Kazuue Fujita, Tadataka Edamura, Masamichi Yamanishi, Atsushi Sugiyama, Shinichi Furuta, Takahide Ochiai, Naota Akikusa, Hirofumi Kan (Hamamatsu Photonics KK) LQE2009-145 |
[more] | LQE2009-145 pp.37-40 |
| ED, LQE, CPM | 2009-11-19 15:45 |
Tokushima | Univ. of Tokushima (Josanjima Campus, Kogyo-Kaikan) | Ultraviolet AlGaN based multiple-quantum-well laser diodes Harumasa Yoshida, Masakazu Kuwabara, Yoji Yamashita, Yasufumi Takagi, Kazuya Uchiyama, Hirofumi Kan (Hamamatsu Photonics) ED2009-141 CPM2009-115 LQE2009-120 |
We have demonstrated the room-temperature operations of AlGaN based multi-quantum-well (MQW) laser diodes under pulsed-c... [more] | ED2009-141 CPM2009-115 LQE2009-120 pp.61-64 |
| ED, LQE, CPM | 2009-11-19 16:10 |
Tokushima | Univ. of Tokushima (Josanjima Campus, Kogyo-Kaikan) | Reduction in operating voltage of UV laser diode Tomoki Ichikawa, Kenichiro Takeda, Yuji Ogiso, Kengo Nagata, Motoaki Iwaya, Satoshi Kamiyama, Hiroshi Amano, Isamu Akasaki (Meijo Univ.), Harumasa Yoshida, Masakazu Kuwabara, Yoji Yamashita, Hirofumi Kan (Hamamatsu Photonics K.K.) ED2009-142 CPM2009-116 LQE2009-121 |
Annealing condition for n-type electrode in AlGaN-based UV LD was investigated. High temperature annealing is found to b... [more] | ED2009-142 CPM2009-116 LQE2009-121 pp.65-69 |
| LQE | 2008-12-12 10:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Indirect pump scheme for quantum cascade lasers
-- Dynamical of electron-transport and very high T0-Values -- Kazuue Fujita, Masamichi Yamanishi, Tadataka Edamura, Atsushi Sugiyama, Takahide Ochiai, Shinichi Furuta, Naota Akikusa, Hirofumi Kan (Hamamatsu Photonics k.k.) LQE2008-130 |
An alternative pump scheme, named indirect pump one is proposed to clarify its own feasibility. The high device performa... [more] | LQE2008-130 pp.11-15 |
| LQE | 2005-12-09 14:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Single-mode distributed-feedback quantum cascade laser for high sensitivity gas spectroscopy Tadataka Edamura, Naota Akikusa, Atsushi Sugiyama, Takahide Ochiai, Masamichi Yamanishi, Hirofumi Kan (HPK CRL), Kiyoji Uehara (Keio Univ.) |
[more] | LQE2005-119 pp.29-32 |
| LQE | 2005-05-19 11:45 |
Ishikawa | Kanazawa Univ. | High-brightness narrow-bandwidth high-power laser-diode array based on an external-cavity technique Yujin Zheng, Hirohumi Miyajima, Akiyoshi Watanabe, Shinichi Furuta, Hirofumi Kan (HPK) |
We demonstrate an off-axis external-cavity designed to yield a high-brightness, narrow-bandwidth emission from a high-po... [more] | LQE2005-5 pp.17-20 |
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