• 928 引用
  • 14 h指数
1989 …2019

Research output per year

Pureに変更を加えた場合、すぐここに表示されます。

研究成果

1989

Electrical properties of hydrogenated amorphous silicon layers on a polymer film substrate under tensile stress

Nakatani, K., Ogasawara, M., Suzuki, K., Okaniwa, H., Hamamoto, K. & Ozaki, H., 12 1 1989, : : Applied Physics Letters. 54, 17, p. 1678-1680 3 p.

研究成果: ジャーナルへの寄稿記事

1 引用 (Scopus)

The influence of unsteady state plasma on the properties of a-Si:H films formed by glow discharge-chemical vapour deposition

Hamamoto, K., Ozaki, H., Nakatani, K., Yano, M., Suzuki, K. & Okaniwa, H., 10 1989, : : Thin Solid Films. 177, 1-2, p. 161-170 10 p.

研究成果: ジャーナルへの寄稿記事

3 引用 (Scopus)
1991

4×4 GaAs /AlGaAs Optical Matrix Switches with Uniform Device Characteristics Using Alternating ΔΒ Electrooptic Guided-Wave Directional Couplers

Komatsu, K., Hamamoto, K., Sugimoto, M., Ajisawa, A., Kohga, Y. & Suzuki, A., 7 1991, : : Journal of Lightwave Technology. 9, 7, p. 871-878 8 p.

研究成果: ジャーナルへの寄稿記事

37 引用 (Scopus)
1992

First 8 x 8 semiconductor optical matrix switches using GaAs/AlGaAs electro-optic guided-wave directional couplers

Hamamoto, K., Anan, T., Komatsu, K., Sugimoto, M. & Mito, I., 2 1992, : : Electronics Letters. 28, 5, p. 441-443 3 p.

研究成果: ジャーナルへの寄稿記事

42 引用 (Scopus)
1993

Extremely low loss 4 x 4 GaAs/AlGaAs optical matrix switch

Hamamoto, K., Sugou, S., Komatsu, K. & Kitamura, M., 1 1 1993, : : Electronics Letters. 29, 17, p. 1580-1582 3 p.

研究成果: ジャーナルへの寄稿記事

14 引用 (Scopus)

Preliminary reliability evaluations of gaas/algaas electro-optic directional coupler switches

Hamamoto, K., Anan, T., Komatsu, K. & Mito, I., 3 1993, : : Japanese Journal of Applied Physics. 32, 3 B, p. L390-L391

研究成果: ジャーナルへの寄稿記事

1 引用 (Scopus)
1994

High-power single-transverse-mode operation of narrow-ridge-waveguide 0.98-μm InGaAs/AlGaAs strained-quantum-well lasers by in situ monitored RIBE

Chida, H., Hamamoto, K., Fukagai, K., Miyazaki, T. & Ishikawa, S., 1994, : : Unknown Journal. p. 165-166 2 p.

研究成果: ジャーナルへの寄稿記事

1995

High-Power 0.98-µm Strained Quantum-Well Lasers Fabricated Using In Situ Monitored Reactive Ion Beam Etching

Hamamoto, K., Chida, H., Miyazaki, T. & Ishikawa, S., 6 1995, : : IEEE Photonics Technology Letters. 7, 6, p. 602-604 3 p.

研究成果: ジャーナルへの寄稿記事

11 引用 (Scopus)

Insertion-loss-free 2×2 InGaAsP/InP optical switch fabricated using bandgap energy controlled selective MOVPE

Hamamoto, K. & Komatsu, K., 9 28 1995, : : Electronics Letters. 31, 20, p. 1779-1781 3 p.

研究成果: ジャーナルへの寄稿記事

17 引用 (Scopus)

Transceiver PIC for bidirectional optical communication fabricated by bandgap energy controlled selective MOVPE

Takeuchi, T., Sasaki, T., Yamamoto, M., Hamamoto, K., Makita, K., Taguchi, K. & Komatsu, K., 12 1 1995, p. 87-90. 4 p.

研究成果: 会議への寄与タイプ論文

3 引用 (Scopus)
1996

A transceiver PIC for bidirectional optical communication fabricated by bandgap energy controlled selective MOVPE

Takeuchi, T., Sasaki, T., Hayashi, M., Hamamoto, K., Makita, K., Taguchi, K. & Komatsu, K., 3 1 1996, : : IEEE Photonics Technology Letters. 8, 3, p. 361-363 3 p.

研究成果: ジャーナルへの寄稿記事

20 引用 (Scopus)

Insertion-loss-free 1×4 optical switch fabricated using bandgap-energy-controlled selective MOVPE

Hamamoto, K., Sasaki, T., Matsumoto, T. & Komatsu, K., 1 1 1996, : : Electronics Letters. 32, 24, p. 2265-2266 2 p.

研究成果: ジャーナルへの寄稿記事

6 引用 (Scopus)

Insertion-loss-free 1×4 optical switch fabricated using bandgap-energy-controlled selective MOVPE

Hamamoto, K., Sasaki, T., Matsumoto, T. & Komatsu, K., 12 1 1996, p. 153-156. 4 p.

研究成果: 会議への寄与タイプ論文

2 引用 (Scopus)
1997

A transceiver pic for bidirectional optical communication fabricated by bandgap energy controlled selective movpe

Takeuchi, T., Sasaki, T., Hamamoto, K., Hayashi, M., Makita, K., Taguchi, K. & Komatsu, K., 1 1 1997, : : IEICE Transactions on Electronics. E80-C, 1, p. 54-60 7 p.

研究成果: ジャーナルへの寄稿記事

4 引用 (Scopus)
1998

Narrow-stripe selective growth of high-quality MQWs by atmospheric-pressure MOVPE

Mori, K., Hatakeyama, H., Hamamoto, K., Komatsu, K., Sasaki, T. & Matsumoto, T., 12 15 1998, : : Journal of Crystal Growth. 195, 1-4, p. 466-473 8 p.

研究成果: ジャーナルへの寄稿記事

15 引用 (Scopus)

Single transverse mode active multimode interferometer InGaAsP/InP laser diode

Hamamoto, K., Gini, E., Holtmann, C. & Melchior, H., 3 5 1998, : : Electronics Letters. 34, 5, p. 462-464 3 p.

研究成果: ジャーナルへの寄稿記事

17 引用 (Scopus)
1999

Spot-size converter integrated semiconductor optical amplifiers for optical gate applications

Kitamura, S., Hatakeyama, H., Hamamoto, K., Sasaki, T., Komatsu, K. & Yamaguchi, M., 7 1 1999, : : IEEE Journal of Quantum Electronics. 35, 7, p. 1067-1074 8 p.

研究成果: ジャーナルへの寄稿記事

10 引用 (Scopus)
2000

1.55-μm wavelength-selectable microarray DFB-LD's with integrated MMI combiner, SOA, and EA-modulator

Kudo, K., Yashiki, K., Sasaki, T., Yokoyama, Y., Hamamoto, K., Morimoto, T. & Yamaguchi, M., 1 1 2000, p. 190-192. 3 p.

研究成果: 会議への寄与タイプ論文

11 引用 (Scopus)

1.55-μm wavelength-selectable microarray DFB-LD's with monolithically integrated MMI combiner, SOA, and EA-modulator

Kudo, K., Yashiki, K., Sasaki, T., Yokoyama, Y., Hamamoto, K., Morimoto, T. & Yamaguchi, M., 3 1 2000, : : IEEE Photonics Technology Letters. 12, 3, p. 242-244 3 p.

研究成果: ジャーナルへの寄稿記事

99 引用 (Scopus)

Active multimode interferometer laser diode demonstrated via 1.48 μm high power application

Hamamoto, K., Gini, E., Holtmann, C., Melchior, H. & Sasaki, T., 1 20 2000, : : Electronics Letters. 36, 2, p. 138-139 2 p.

研究成果: ジャーナルへの寄稿記事

11 引用 (Scopus)

Active multi-mode-interferometer semiconductor optical amplifier

Hamamoto, K., Gini, E., Holtmann, C., Melchior, H., Sudo, S., Mori, K., Sasaki, T. & Yamaguchi, M., 7 6 2000, : : Electronics Letters. 36, 14, p. 1218-1220 3 p.

研究成果: ジャーナルへの寄稿記事

8 引用 (Scopus)

Wavelength-selectable microarray light sources of multiple ranges simultaneously fabricated on single wafer

Kudo, K., Morimoto, T., Yashiki, K., Sasaki, T., Yokoyama, Y., Hamamoto, K. & Yamaguchi, M., 4 13 2000, : : Electronics Letters. 36, 8, p. 745-747 3 p.

研究成果: ジャーナルへの寄稿記事

30 引用 (Scopus)
2001

Low internal loss InP/InGaAsP laser diodes fabricated using inductively coupled plasma etching

Hamamoto, K., Gini, E. & Melchior, H., 2001, Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 136-139 4 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

5 引用 (Scopus)

Single-transverse-mode active multi-mode-interferometer 1.45 μm high power laser diode

Hamamoto, K., Gini, E., Holtmann, C. & Melchior, H., 10 2001, : : Applied Physics B: Lasers and Optics. 73, 5-6, p. 571-574 4 p.

研究成果: ジャーナルへの寄稿記事

19 引用 (Scopus)
2002

High power with low electric power consumption 1.45 μm Active multi-mode-interferometer laser diode for fiber amplifier applications

Hamamoto, K., Naniwae, K., Gini, E. & Melchior, H., 1 1 2002, p. 481-482. 2 p.

研究成果: 会議への寄与タイプ論文

1 引用 (Scopus)

High power with low electric power consumption active multi-mode-interferometer laser diode for fibre-amplifier

Hamamoto, K., Naniwae, K. & Ohya, M., 5 23 2002, : : Electronics Letters. 38, 11, p. 517-519 3 p.

研究成果: ジャーナルへの寄稿記事

12 引用 (Scopus)

Low power consumption high fiber coupled power 14XX-nm laser diodes using active multi-mode-interferometer for fiber amplifiers

Ohya, M., Naniwae, K. & Hamamoto, K., 2002, 2002 28th European Conference on Optical Communication, ECOC 2002 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 1. 1600901

研究成果: 著書/レポートタイプへの貢献会議での発言

2 引用 (Scopus)
2004

Cleaning of residual silicon on InP regrowth interface in MOVPE reactor

Naniwae, K., Ohya, M., Hamamoto, K., Nishi, K. & Sasaki, T., 12 1 2004, : : Conference Proceedings - International Conference on Indium Phosphide and Related Materials. p. 126-129 4 p.

研究成果: ジャーナルへの寄稿Conference article

Low wall-plug consumption laser diodes by using active Multi-Mode Interferometer (MMI)

Hamamoto, K., Ohya, M., Naniwae, K., Sudo, S. & Sasaki, T., 12 1 2004, : : Conference Digest - IEEE International Semiconductor Laser Conference. p. 24-25 2 p.

研究成果: ジャーナルへの寄稿Conference article

3 引用 (Scopus)

Over 1W output power with low driving voltage 14xx-nm pump laser diodes using active multimode-interferometer

Ohya, M., Naniwae, K., Sudo, S., Sasaki, T. & Hamamoto, K., 8 19 2004, : : Electronics Letters. 40, 17, p. 1063-1064 2 p.

研究成果: ジャーナルへの寄稿記事

7 引用 (Scopus)
2005

1V operation laser diode for FTTH by using active multi-mode-interferometer (MMI)

Hamamoto, K., Ohya, M., Naniwae, K., Sudo, S., Sasaki, T., Shimizu, S., Dannial, M., Razali, B. & Kasahara, K., 1 1 2005, Optical Fiber Communication Conference, OFC 2005. Optical Society of America, (Optics InfoBase Conference Papers).

研究成果: 著書/レポートタイプへの貢献会議での発言

1V operation laser diode for FTTH by using active Multi-Mode-Interferometer (MMI)

Hamamoto, K., Ohya, M., Naniwae, K., Sudo, S., Sasaki, T., Shimizu, S., Razali, M. D. B. & Kasahara, K., 12 1 2005, OFC/NFOEC 2005 Optical Fiber Communication Conference, Technical Digest. p. 603-605 3 p. 1501565. (Conference on Optical Fiber Communication, Technical Digest Series; 巻数 4).

研究成果: 著書/レポートタイプへの貢献会議での発言

First demonstration of novel active multi-mode interferometer (MMI) LDs integrated with 1st order-mode permitted waveguides

Hamamoto, K., De Merlier, J., Ohya, M., Shiba, K., Naniwae, K., Sudo, S. & Sasaki, T., 6 2005, : : IEICE Electronics Express. 2, 13, p. 399-403 5 p.

研究成果: ジャーナルへの寄稿記事

17 引用 (Scopus)

Novel active Multi-Mode-Interferometer (MMI) laser diodes integrated with 1st order-mode permitted waveguides

Hamamoto, K., De Merlier, J., Ohya, M., Shiba, K., Naniwae, K., Sudo, S. & Sasaki, T., 12 1 2005, Pacific Rim Conference on Lasers and Electro-Optics, CLEO/Pacific Rim 2005. 巻 2005. p. 420-421 2 p. 1569462

研究成果: 著書/レポートタイプへの貢献会議での発言

1 引用 (Scopus)
2006

1 V and stable dynamic operation of laser diode using active multi-mode interferometer

Shimizu, S., Razali, M. D. B., Kasahara, K., Ohya, M., Naniwae, K., Sudo, S., Sasaki, T. & Hamamoto, K., 1 31 2006, : : Japanese Journal of Applied Physics, Part 2: Letters. 45, 1-3, p. L14-L16

研究成果: ジャーナルへの寄稿記事

1V operation laser diode for FTTH by using active multi-mode-interferometer (MMI)

Hamamoto, K., Ohya, M., Naniwae, K., Sudo, S., Sasaki, T., Shimizu, S., Dannial, M., Razali, B. & Kasahara, K., 1 1 2006, Optical Fiber Communication Conference, OFC 2006. Optical Society of America, (Optics InfoBase Conference Papers).

研究成果: 著書/レポートタイプへの貢献会議での発言

First direct observation of self-imaging effect in active multimode-interference semiconductor laser diodes

Shimizu, S., Razali, M. D. B., Kasahara, K., Hamamoto, K., Ohya, M., Naniwae, K., De Merlier, J., Shiba, K., Sudo, S. & Sasaki, T., 7 14 2006, : : Applied Physics Letters. 89, 1, 011106.

研究成果: ジャーナルへの寄稿記事

3 引用 (Scopus)
2007

Low loss SOI-based high-mesa waveguides fabricated using neutral loop discharge (NLD) plasma etching for compact breath-sensing system

Yano, S., Kameyama, K. & Hamamoto, K., 1 1 2007, Integrated Photonics and Nanophotonics Research and Applications, IPNRA 2007. Optical Society of America, (Optics InfoBase Conference Papers).

研究成果: 著書/レポートタイプへの貢献会議での発言

2008

A novel active MMI bi-stable laser using cross-gain saturation between fundamental and first order modes

Bastawrous, H. A., Saikaku, H., Jiang, H., Tahara, Y., Matsuo, S. & Hamamoto, K., 12 1 2008.

研究成果: 会議への寄与タイプ論文

5 引用 (Scopus)
2009

Extremely wide and uniform hysteresis windows (32mA) for integrated optical RAM using novel active MMI-BLD

Bastawrous, H. A., Jiang, H., Tahara, Y., Matsuo, S. & Hamamoto, K., 1 1 2009, 2009 Conference on Optical Fiber Communication, OFC 2009. Institute of Electrical and Electronics Engineers Inc., 5032812. (Conference on Optical Fiber Communication, Technical Digest Series).

研究成果: 著書/レポートタイプへの貢献会議での発言

2 引用 (Scopus)

Integrated 4-bit optical memory elements with single common and low operation current (55mA) using novel active MMI

Bastawrous, H. A., Jiang, H., Tahara, Y., Matsuo, S. & Hamamoto, K., 12 18 2009, 35th European Conference on Optical Communication, ECOC 2009 - Proceedings. 5287378. (European Conference on Optical Communication, ECOC).

研究成果: 著書/レポートタイプへの貢献会議での発言

4 引用 (Scopus)

Phase-locked array laser diodes (LDs) by using 1 × N active multimode-interferometer (MMI)

Fukuda, T., Okamoto, K., Hinokuma, Y. & Hamamoto, K., 2 12 2009, : : IEEE Photonics Technology Letters. 21, 3, p. 176-178 3 p.

研究成果: ジャーナルへの寄稿記事

5 引用 (Scopus)
2010

Demonstration of stable and high coupling efficiency (66%) active multi-mode interferometer superluminescent light emitting diodes

Zang, Z., Mukai, K., Navaretti, P., Duelk, M., Velez, C. & Hamamoto, K., 11 29 2010, Technical Digest - 15th OptoElectronics and Communications Conference, OECC2010. p. 62-63 2 p. 5588223. (Technical Digest - 15th OptoElectronics and Communications Conference, OECC2010).

研究成果: 著書/レポートタイプへの貢献会議での発言

High-power (>10 mW) superluminescent diodes by using active multimode interferometer

Zang, Z., Minato, T., Navaretti, P., Hinokuma, Y., Duelk, M., Velez, C. & Hamamoto, K., 5 7 2010, : : IEEE Photonics Technology Letters. 22, 10, p. 721-723 3 p., 5432951.

研究成果: ジャーナルへの寄稿記事

129 引用 (Scopus)

Low hysteresis threshold current (39mA) demonstration using active multi-mode interferometer bi-stable laser diodes

Jiang, H., Bastawrous, H. A., Hagio, T., Matsuo, S. & Hamamoto, K., 12 1 2010, 2010 22nd IEEE International Semiconductor Laser Conference, ISLC 2010. p. 123-124 2 p. 5642722. (Conference Digest - IEEE International Semiconductor Laser Conference).

研究成果: 著書/レポートタイプへの貢献会議での発言

1 引用 (Scopus)

Optical memory elements with extremely wide hysteresis window (94mA) using partly saturable-absorber novel active MMI bi-stable laser diodes

Bastawrous, H. A., Jiang, H., Tahara, Y., Matsuo, S. & Hamamoto, K., 6 30 2010, 2010 Conference on Optical Fiber Communication, Collocated National Fiber Optic Engineers Conference, OFC/NFOEC 2010. 5465647

研究成果: 著書/レポートタイプへの貢献会議での発言

1 引用 (Scopus)

Optical memory elements with extremely wide hysteresis window (94mA) using partly saturable-absorber novel active MMI Bi-stable laser diodes

Bastawrous, H. A., Jiang, H., Tahara, Y., Matsuo, S. & Hamamoto, K., 12 1 2010, Optical Fiber Communication Conference, OFC 2010. (Optics InfoBase Conference Papers).

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical memory elements with extremely wide hysteresis window (94mA) using partly saturable-absorber novel active MMI Bi-stable laser diodes

Bastawrous, H. A., Jiang, H., Tahara, Y., Matsuo, S. & Hamamoto, K., 12 1 2010, National Fiber Optic Engineers Conference, NFOEC 2010.

研究成果: 著書/レポートタイプへの貢献会議での発言

Slot waveguide by using double high-mesa structure for optical absorption sensing

Alam, I. & Hamamoto, K., 12 1 2010, : : Japanese journal of applied physics. 49, 12, 122503.

研究成果: ジャーナルへの寄稿記事

6 引用 (Scopus)
2011

All-optical flip-flop operation based on asymmetric active-multimode interferometer bi-stable laser diodes

Jiang, H., Chaen, Y., Hagio, T., Tsuruda, K., Jizodo, M., Matsuo, S., Xu, J., Peucheret, C. & Hamamoto, K., 12 12 2011, : : Optics Express. 19, 26, p. B119-B124

研究成果: ジャーナルへの寄稿記事

8 引用 (Scopus)