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1

Highly reliable spot-size converter integrated laser diodes over a wide temperature range for access network systems

H Oohashi, M Fukuda, Y Kondo, M Yamamoto, Y Kadota, Y Kawaguchi, K Kishi, Y Tohmori, K Yokoyama, Y Itaya

Journal:

Microelectronics Reliability

Year:

2001

Language:

english

File:

PDF, 727 KB

english, 2001

2

Degradation behavior of the active region and passive region in buried heterostructure (BH) distributed Bragg reflector (DBR) lasers

H. Mawatari, M. Fukuda, Y. Tohmori

Journal:

Microelectronics Reliability

Year:

1999

Language:

english

File:

PDF, 115 KB

english, 1999

3

Polarization-insensitive SOA with a strained bulk active layer for network device application

Itoh, M., Shibata, Y., Kakitsuka, T., Kadota, Y., Tohmori, Y.

Journal:

IEEE Photonics Technology Letters

Year:

2002

Language:

english

File:

PDF, 211 KB

english, 2002

4

Novel gain measurement method without optical fiber alignment in a semiconductor optical amplifier

K. Magari, T. Ito, H. Kamioka, Y. Tohmori, Y. Suzuki

Journal:

IEEE Photonics Technology Letters

Year:

2004

Language:

english

File:

PDF, 157 KB

english, 2004

5

Investigation of two-stage total maxillary alveolar osteotomy for superior repositioning of the maxilla in patients with a gummy smile accompanied by a high palate; 高口蓋を伴うガミースマイル症例に対する二期的上顎全歯槽骨切り術による上顎上方移動の検討;

YONEDA, Shingo, MITSUGI, Masaharu, TOHMORI, Hidetoshi, MURODUMI, Hiroshi, TOMIMOTO, Mami

Journal:

Japanese Journal of Oral & Maxillofacial Surgery

Year:

2018

Language:

english

File:

PDF, 971 KB

english, 2018

6

Broad-range wavelength tuning in DBR lasers with super structure grating (SSG)

Tohmori, Y., Yoshikuni, Y., Tamamura, T., Ishii, H., Kondo, Y., Yamamoto, M.

Journal:

IEEE Photonics Technology Letters

Year:

1993

Language:

english

File:

PDF, 352 KB

english, 1993

7

Super-structure-grating (SSG) for broadly tunable DBR lasers

Ishii, H., Tohmori, Y., Tamamura, T., Yoshikuni, Y.

Journal:

IEEE Photonics Technology Letters

Year:

1993

Language:

english

File:

PDF, 277 KB

english, 1993

8

Characteristics of super structure grating (SSG) DBR lasers under broad range wavelength tuning

Kano, F., Ishii, H., Tohmori, Y., Yoshikuni, Y.

Journal:

IEEE Photonics Technology Letters

Year:

1993

Language:

english

File:

PDF, 278 KB

english, 1993

9

Multiple-phase shift super structure grating DBR lasers for broad wavelength tuning

Ishii, H., Tohmori, Y., Yoshikuni, Y., Tamamura, T., Kondo, Y.

Journal:

IEEE Photonics Technology Letters

Year:

1993

Language:

english

File:

PDF, 316 KB

english, 1993

10

Pure frequency modulation of a multielectrode distributed-Bragg-reflector (DBR) laser diode

Ishida, O., Toba, H., Tohmori, Y.

Journal:

IEEE Photonics Technology Letters

Year:

1989

Language:

english

File:

PDF, 275 KB

english, 1989

11

0.04 Hz relative optical-frequency stability in a 1.5 mu m distributed-Bragg-reflector (DBR) laser

Ishida, O., Toba, H., Tohmori, Y.

Journal:

IEEE Photonics Technology Letters

Year:

1989

Language:

english

File:

PDF, 250 KB

english, 1989

12

Broad-band tunable two-section laser diode with external grating feedback

Notomi, M., Mitomi, O., Yoshikuni, Y., Kano, F., Tohmori, Y.

Journal:

IEEE Photonics Technology Letters

Year:

1990

Language:

english

File:

PDF, 271 KB

english, 1990

13

Hybrid integration of spot-size converted laser diode on planar lightwave circuit platform by passive alignment technique

Hashimoto, T., Nakasuga, Y., Yamada, Y., Terui, H., Yanagisawa, M., Moriwaki, K., Suzaki, Y., Tohmori, Y., Sakai, Y., Okamoto, H.

Journal:

IEEE Photonics Technology Letters

Year:

1996

Language:

english

File:

PDF, 519 KB

english, 1996

14

Spot-size converted polarization-insensitive SOA gate with a vertical tapered submicrometer stripe structure

Yoshimoto, N., Magari, K., Ito, T., Kawaguchi, Y., Kishi, K., Kondo, Y., Kadota, Y., Mitomi, O., Yoshikuni, Y., Hasumi, Y., Tohmori, Y., Nakajima, O.

Journal:

IEEE Photonics Technology Letters

Year:

1998

Language:

english

File:

PDF, 62 KB

english, 1998

15

Tunable light source using a liquid-crystal Fabry-Perot interferometer

Tsuda, H., Hirabayashi, K., Tohmori, Y., Kurokawa, T.

Journal:

IEEE Photonics Technology Letters

Year:

1991

Language:

english

File:

PDF, 288 KB

english, 1991

16

100-GHz spacing eight-channel light source integrated with gratings and LDs on PLC platform

Tanaka, T., Hibino, Y., Hashimoto, T., Abe, M., Kasahara, R., Ishii, M., Inoue, Y., Tohmori, Y.

Journal:

IEEE Photonics Technology Letters

Year:

2002

Language:

english

File:

PDF, 190 KB

english, 2002

17

Adjustment of laser facet film reflectivity by ablation etching

T. Takeshita, M. Sugo, Y. Shibata, H. Kamioka, Y. Tohmori

Journal:

IEEE Photonics Technology Letters

Year:

2004

Language:

english

File:

PDF, 141 KB

english, 2004

18

Monolithically integrated 100-channel WDM channel selector employing low-crosstalk AWG

N. Kikuchi, Y. Shibata, H. Okamoto, Y. Kawaguchi, S. Oku, Y. Kondo, Y. Tohmori

Journal:

IEEE Photonics Technology Letters

Year:

2004

Language:

english

File:

PDF, 283 KB

english, 2004

19

A 40-gb/s InGaAlAs-InAlAs MQW n-i-n Mach-Zehnder Modulator with a drive Voltage of 2.3 V

K. Tsuzuki, T. Ishibashi, T. Ito, S. Oku, Y. Shibata, R. Iga, Y. Kondo, Y. Tohmori

Journal:

IEEE Photonics Technology Letters

Year:

2005

Language:

english

File:

PDF, 257 KB

english, 2005

20

[IEEE 13th IEEE International Semiconductor Laser Conference - Kagazwa, Japan (Sept. 21-25, 1992)] 13th IEEE International Semiconductor Laser Conference - Reduction of linewidth enhancement factor in InGaAsP/InP modulation-doped strained multiple-quantum-well lasers

Kano, F., Yamanaka, T., Yamamoto, N., Yoshikuni, Y., Mawatari, H., Tohmori, Y., Yamamoto, M., Yokoyama, K.

Year:

1992

Language:

english

File:

PDF, 151 KB

english, 1992

21

[IEEE Technical Digest. CLEO/Pacific Rim '99 - Seoul, South Korea (30 Aug.-3 Sept. 1999)] Technical Digest. CLEO/Pacific Rim '99. Pacific Rim Conference on Lasers and Electro-Optics (Cat. No.99TH8464) - Reliability of an electro-absorption modulator integrated with a distributed feedback laser

Kamioka, H., Fukuda, M., Takeuchi, H., Iga, R., Kishi, K., Yasaka, H., Tsuda, H., Yokoyama, K., Tohmori, Y., Itaya, Y.

Year:

1999

Language:

english

File:

PDF, 161 KB

english, 1999

22

[IEEE Conference Digest. 2004 IEEE 19th International Semiconductor Laser Conference - Matsue-shi, Japan (21-25 Sept. 2004)] 2004 IEEE 19th International Semiconductor Laser Conference, 2004. Conference Digest. - Mode-hop-free tuning range enhanced by self-phase-adjustment in a short-active-region DBR laser

Fujiwara, N., Kikuchi, N., Kakitsuka, T., Kawaguchi, Y., Okamoto, H., Kondo, Y., Yasaka, H., Yoshikuni, Y., Tohmori, Y.

Year:

2004

Language:

english

File:

PDF, 206 KB

english, 2004

23

[IEEE IEEE 14th International Semiconductor Laser Conference - Maui, HI, USA (19-23 Sept. 1994)] Proceedings of IEEE 14th International Semiconductor Laser Conference - Wide wavelength tuning with narrow spectral linewidth in thermally tunable super-structure-grating DBR lasers

Ishii, H., Kano, F., Tohmori, Y., Kondo, Y., Tamamura, T., Yoshikuni, Y.

Year:

1994

Language:

english

File:

PDF, 166 KB

english, 1994

24

[IEEE Conference Digest. 2000 IEEE 17th International Semiconductor Laser Conference - Monterey, CA, USA (25-28 Sept. 2000)] Conference Digest. 2000 IEEE 17th International Semiconductor Laser Conference. (Cat. No.00CH37092) - High gain and low polarization dependent 1.55-μm semiconductor optical amplifier with a spot-size converter

Tohmori, Y., Ito, T., Magari, K., Kawaguchi, Y., Kadota, Y., Kamioka, H., Oohashi, H., Suzuki, Y.

Year:

2000

Language:

english

File:

PDF, 181 KB

english, 2000

25

[IEEE Conference Digest. 15th IEEE International Semiconductor Laser Conference - Haifa, Israel (13-18 Oct. 1996)] Conference Digest. 15th IEEE International Semiconductor Laser Conference - Improvement of spectrum characteristics in spot-size converter integrated lasers with tilted butt joint portion

Itaya, Y., Tohmori, Y., Mitomi, O., Okamoto, H., Suzaki, Y., Kurosaki, T., Wada, M., Kasaya, K., Sakai, Y., Okamoto, M.

Year:

1996

Language:

english

File:

PDF, 186 KB

english, 1996

26

[IEEE 13th IEEE International Semiconductor Laser Conference - Kagazwa, Japan (Sept. 21-25, 1992)] 13th IEEE International Semiconductor Laser Conference - Ultrawide wavelength tuning with single longitudinal mode by Super Structure Grating (SSG) DBR Lasers

Tohmori, Y., Yoshikuni, Y., Tamamura, T., Yamamoto, M., Kondo, Y., Ishii, H.

Year:

1992

Language:

english

File:

PDF, 171 KB

english, 1992

27

Design and analysis of high coupling efficiency spot-size converter integrated laser diodes by three-dimensional BPM

Kiyoyuki Yokoyama, Naoko Sekino, Takuo Hirono, Yuuichi Tohmori, Yoshihiro Kawaguchi

Journal:

Electronics and Communications in Japan (Part II: Electronics))

Year:

1998

Language:

english

File:

PDF, 698 KB

english, 1998

28

Monolithically integrated 64-channel WDM channel selector based on a novel configuration

Yasuo Shibata, Nobuhiro Kikuchi, Yuichi Tohmori

Journal:

Electronics and Communications in Japan (Part II: Electronics))

Year:

2004

Language:

english

File:

PDF, 1.91 MB

english, 2004

29

InP-based n-i-n Mach-Zehnder optical modulator

Ken Tsuzuki, Tadao Ishibashi, Hiroshi Yasaka, Yuichi Tohmori

Journal:

Electronics and Communications in Japan (Part II: Electronics))

Year:

2005

Language:

english

File:

PDF, 816 KB

english, 2005

30

MOVPE growth of InGaAs/InAlAs using trimethylamine alane for photonic and electronic devices

A. Kohzen, Y. Tohmori, Y. Akatsu, H. Kamada

Journal:

Journal of Crystal Growth

Year:

1992

Language:

english

File:

PDF, 468 KB

english, 1992

31

Preparation of sulfonated polyorganosiloxanes and their acid catalysis

S. Suzuki, K. Tohmori, Y. Ono

Journal:

Journal of Molecular Catalysis

Year:

1987

Language:

english

File:

PDF, 723 KB

english, 1987

32

Concrescence of teeth: cemental union between the crown of an impacted tooth and the roots of an erupted tooth

Masaru Sugiyama, Ikuko Ogawa, Yoshikazu Suei, Hidetoshi Tohmori, Koichiro Higashikawa, Nobuyuki Kamata

Journal:

Journal of Oral Pathology & Medicine

Year:

2007

Language:

english

File:

PDF, 539 KB

english, 2007

33

Optical Devices for Optical Access Networks Recent Progress in Semiconductor Optical Devices and Optical Modules

Yasuhiro Suzuki, Yuichi Tohmori, Kazutoshi Kato, Mitsuo Fukuda, Hiromi Oohashi, Satoshi Sekine, Naoto Uchida, Hiromu Toba, Masaharu Horiguchi, Toshihiko Sugie, Yasuhumi Yamada

Journal:

Optical and Quantum Electronics

Year:

1998

File:

PDF, 1.01 MB

1998

34

Polarisation-insensitive semiconductor optical amplifier gate switch with butt-jointed spot-size convertors-its uniformity

Yoshimoto, N., Magari, K., Ito, T., Kawaguchi, Y., Mitomi, O., Tohmori, Y.

Journal:

IEE Proceedings - Optoelectronics

Year:

1999

Language:

english

File:

PDF, 711 KB

english, 1999

35

Inherently mode-hop-free distributed Bragg reflector (DBR) laser array

Fujiwara, N., Kakitsuka, T., Ishikawa, M., Kano, F., Okamoto, H., Kawaguchi, Y., Kondo, Y., Yoshikuni, Y., Tohmori, Y.

Journal:

IEEE Journal of Selected Topics in Quantum Electronics

Year:

2003

Language:

english

File:

PDF, 485 KB

english, 2003

36

Tuning range enhanced by self-phase adjustment in mode-hop-free short-active-region DBR laser

Fujiwara, N., Kikuchi, N., Kakitsuka, T., Okamoto, H., Kawaguchi, Y., Kondo, Y., Yasaka, H., Yoshikuni, Y., Tohmori, Y.

Journal:

IEEE Journal of Selected Topics in Quantum Electronics

Year:

2005

Language:

english

File:

PDF, 334 KB

english, 2005

37

Introduction to the Issue on Semiconductor Lasers—Part 1

Lester, L. F., Kovanis, V., O'Reilly, E. P., Tohmori, Y.

Journal:

IEEE Journal of Selected Topics in Quantum Electronics

Year:

2011

Language:

english

File:

PDF, 167 KB

english, 2011

38

Editorial: Introduction to the Issue on Semiconductor Lasers—Part 2

Lester, L. F., Kovanis, V., O'Reilly, E. P., Tohmori, Y.

Journal:

IEEE Journal of Selected Topics in Quantum Electronics

Year:

2011

Language:

english

File:

PDF, 232 KB

english, 2011

39

Monolithic integration of surge protection diodes into low-noise GaAs MESFET's

Hagio, M., Kanazawa, K., Nambu, S., Tohmori, S., Ogata, S.

Journal:

IEEE Transactions on Electron Devices

Year:

1985

Language:

english

File:

PDF, 492 KB

english, 1985

40

Failure analysis of InGaAs/GaAs strained-Layer quantum-well lasers using a digital OBIC monitor

Takeshita, T., Sugo, M., Sasaki, T., Tohmori, Y.

Journal:

IEEE Transactions on Electron Devices

Year:

2006

Language:

english

File:

PDF, 952 KB

english, 2006

41

Degradation behavior of avalanche photodiodes with a mesa structure observed using a digital OBIC monitor

Takeshita, T., Hirota, Y., Ishibashi, T., Muramoto, Y., Ito, T., Tohmori, Y., Ito, H.

Journal:

IEEE Transactions on Electron Devices

Year:

2006

Language:

english

File:

PDF, 604 KB

english, 2006

42

Highly Reliable 1.5-μm DFB Laser With High-Mesa SIBH Structure

Tatsuya Takeshita, Takashi Tadokoro, Ryuzo Iga, Yuichi Tohmori, Mitsuo Yamamoto, Mitsuru Sugo

Journal:

IEEE Transactions on Electron Devices

Year:

2007

Language:

english

File:

PDF, 442 KB

english, 2007

43

Reliability of 1300-nm spot-size converter integrated laser diodes for low-cost optical modules in access networks

Oohashi, H., Fukuda, M., Kondo, Y., Wada, N., Tohmori, Y., Sakai, Y., Toba, H., Itaya, Y.

Journal:

Journal of Lightwave Technology

Year:

1998

Language:

english

File:

PDF, 108 KB

english, 1998

44

Multichip optical hybrid integration technique with planar lightwave circuit platform

Hashimoto, T., Nakasuga, Y., Yamada, Y., Terui, H., Yanagisawa, M., Akahori, Y., Tohmori, Y., Kato, K., Suzuki, Y.

Journal:

Journal of Lightwave Technology

Year:

1998

Language:

english

File:

PDF, 339 KB

english, 1998

45

Design and fabrication of high-coupling efficiency spot-size converter integrated laser diodes using three-dimensional BMP program

Yokoyama, K., Sekino, N., Hirono, T., Tohmori, Y., Kawaguchi, Y.

Journal:

Journal of Lightwave Technology

Year:

1998

Language:

english

File:

PDF, 191 KB

english, 1998

46

Lasing wavelength changes due to degradation in buried heterostructure distributed Bragg reflector lasers

Mawatari, H., Fukuda, M., Kano, F., Tohmori, Y., Yoshikuni, Y., Toba, H.

Journal:

Journal of Lightwave Technology

Year:

1999

Language:

english

File:

PDF, 159 KB

english, 1999

47

Analyzing the polarization dependence in optical spot-size converter by using a semivectorial finite-element beam propagation method

Mitomi, O., Yoshimoto, N., Magari, K., Ito, T., Kawaguchi, Y., Suzuki, Y., Tohmori, Y., Kasaya, K.

Journal:

Journal of Lightwave Technology

Year:

1999

Language:

english

File:

PDF, 230 KB

english, 1999

48

A 1.3/1.55-/spl mu/m wavelength-division multiplexing optical module using a planar lightwave circuit for full duplex operation

Hashimoto, T., Kurosaki, T., Yanagisawa, M., Suzuki, Y., Akahori, Y., Inoue, Y., Tohmori, Y., Kato, K., Yamada, Y., Ishihara, N., Kato, K.

Journal:

Journal of Lightwave Technology

Year:

2000

Language:

english

File:

PDF, 217 KB

english, 2000

49

Degradation behavior of 850-nm vertical-cavity surface-emitting lasers with an air-post index-guide structure

Takeshita, T., Kagawa, T., Tateno, K., Tadanaga, O., Tohmori, Y., Amano, C.

Journal:

Journal of Lightwave Technology

Year:

2002

Language:

english

File:

PDF, 284 KB

english, 2002

50

Hybrid-integrated external-cavity laser without temperature-dependent mode hopping

Tanaka, T., Hibino, Y., Hashimoto, T., Kasahara, R., Abe, M., Tohmori, Y.

Journal:

Journal of Lightwave Technology

Year:

2002

Language:

english

File:

PDF, 262 KB

english, 2002