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20012019
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Research Output 2001 2019

2019

Camera sensor platform for high speed video data transmission using a wideband electro-optic polymer modulator

Cheng, X., Qiu, F., Spring, A. M., Sasaki, M., Kashino, T., Ozawa, M., Nawata, H., Kita, T., Sugihara, O. & Yokoyama, S., 2019 Feb 4, In : Optics Express. 27, 3, p. 1877-1883 7 p.

Research output: Contribution to journalArticle

video data
data transmission
electro-optics
modulators
platforms

Compact thermo-optic MZI switch in silicon-on-insulator using direct carrier injection

Mendez Astudillo, M., Okamoto, M., Ito, Y. & Kita, T., 2019 Jan 21, In : Optics Express. 27, 2, p. 899-906 8 p.

Research output: Contribution to journalArticle

carrier injection
switches
direct current
resistance heating
insulators
2018

Compact narrow-linewidth optical negative feedback laser with Si optical filter

Aoyama, K., Kobayashi, S., Wada, M., Yokota, N., Kita, T. & Yasaka, H., 2018 Nov 1, In : Applied Physics Express. 11, 11, 112703.

Research output: Contribution to journalArticle

negative feedback
Optical filters
optical filters
Linewidth
semiconductor lasers

Demonstration of 1-μm-band Si-photonics-based quantum dot heterogeneous tunable laser

Matsumoto, A., Akahane, K., Umezawa, T., Yamamoto, N., Yamada, H. & Kita, T., 2018 Aug 6, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8427102

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
tunable lasers
Photonics
Semiconductor quantum dots
Demonstrations

Phase-Shifted Multimode Bragg Gratings in Silicon-on-Insulator for Sensing Applications

Mendez Astudillo, M., Okayama, H., Kita, T. & Nakajima, H., 2018 Oct 1, 2018 IEEE 15th International Conference on Group IV Photonics, GFP 2018. IEEE Computer Society, Vol. 2018-August. p. 49-50 2 p. 8478711

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bragg gratings
Silicon
Light polarization
Refractive index
2 Citations (Scopus)

Tunable Dual-Wavelength Heterogeneous Quantum Dot Laser Diode with a Silicon External Cavity

Kita, T., Matsumoto, A., Yamamoto, N. & Yamada, H., 2018 Jan 15, In : Journal of Lightwave Technology. 36, 2, p. 219-224 6 p.

Research output: Contribution to journalArticle

semiconductor lasers
quantum dots
cavities
silicon
wavelengths

Two-Wavelength Tunable Laser Diode using a Quantum Dot SOA and a Silicon Photonic External Cavity

Kita, T., Matsumoto, A., Yamamoto, N., Mendez Astudillo, M. & Yamada, H., 2018 Oct 30, 26th International Semiconductor Laser Conference, ISLC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-September. p. 23-24 2 p. 8516147

Research output: Chapter in Book/Report/Conference proceedingConference contribution

two-wavelength lasers
Laser tuning
Service oriented architecture (SOA)
tunable lasers
Photonics
2017

Differential frequency tunable dual-mode heterogeneous QD laser with Si PIC

Matsumoto, A., Umezawa, T., Akahane, K., Yamamoto, N., Yamada, H. & Kita, T., 2017 Oct 25, 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser modes
Photonics
photonics
Quantum dot lasers
Lasers

Heterogeneous lasers with silicon photonic external cavity

Kita, T., Takei, S., Matsumoto, A., Yamamoto, N. & Yamada, H., 2017 Jan 1, JSAP-OSA Joint Symposia, JSAP 2017. OSA - The Optical Society, Vol. Part F78-JSAP 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Silicon
Photonics
Lasers

Quantum-dot-based advanced photonic devices and its applications

Matsumoto, A., Akahane, K., Umezawa, T., Kita, T., Utaka, K. & Yamamoto, N., 2017 Aug 9, Asia Communications and Photonics Conference, ACP 2017. OSA - The Optical Society, Vol. 2017-August. M1D.6

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photonic devices
Semiconductor quantum dots

Silicon photonic wavelength tunable laser diode with low loss direct heating phase shifter

Kita, T., Chiba, Y. & Yamada, H., 2017 Oct 24, 14th International Conference on Group IV Photonics, GFP 2017. Institute of Electrical and Electronics Engineers Inc., p. 125-126 2 p. 8082228

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Phase shifters
tunable lasers
Photonics
Semiconductor lasers

Silicon photonic wavelength-tunable lasers for high-capacity optical communication systems

Kita, T., Yamazaki, H., Yamamoto, N. & Yamada, H., 2017 Jan 1, Optical Fiber Communication Conference, OFC 2017. OSA - The Optical Society, Vol. Part F40-OFC 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Silicon
Optical communication
Photonics
Semiconductor lasers
1 Citation (Scopus)

Silicon photonic wavelength-tunable lasers for high-capacity optical communication systems

Kita, T., Yamazaki, H., Yamamoto, N. & Yamada, H., 2017 May 31, 2017 Optical Fiber Communications Conference and Exhibition, OFC 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7937315

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Silicon
Optical communication
tunable lasers
Photonics
2016
14 Citations (Scopus)

Heterogeneous quantum dot/silicon photonics-based wavelength-tunable laser diode with a 44 nm wavelength-tuning range

Kita, T., Yamamoto, N., Matsumoto, A., Kawanishi, T. & Yamada, H., 2016 Apr 1, In : Japanese Journal of Applied Physics. 55, 4, 04EH11.

Research output: Contribution to journalArticle

Laser tuning
tunable lasers
Photonics
Semiconductor quantum dots
Semiconductor lasers

Instability of silicon photonic wavelength tunable laser diodes due to the nonlinear optical effect of silicon

Kita, T. & Yamada, H., 2016 Dec 2, 2016 International Semiconductor Laser Conference, ISLC 2016. Institute of Electrical and Electronics Engineers Inc., 7765786

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
tunable lasers
Photonics
Semiconductor lasers
semiconductor lasers
7 Citations (Scopus)
Laser tuning
tunable lasers
Linewidth
Photonics
Semiconductor lasers
2015

Advanced photonic ICT devices and their system applications using quantum-dot technology

Yamamoto, N., Akahane, K., Umezawa, T., Matsumoto, A., Kanno, A., Kawanishi, T., Kita, T. & Yamada, H., 2015 Dec 11, Asia Communications and Photonics Conference, ACPC 2015. Optical Society of America (OSA)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photonic devices
Nanotechnology
Photonics
Semiconductor quantum dots
Wireless networks
9 Citations (Scopus)

Compact silicon photonic wavelength-tunable laser diode with ultra-wide wavelength tuning range

Kita, T., Tang, R. & Yamada, H., 2015 Mar 16, In : Applied Physics Letters. 106, 11, 111104.

Research output: Contribution to journalArticle

tunable lasers
semiconductor lasers
tuning
photonics
silicon
9 Citations (Scopus)

Demonstration of silicon photonic hybrid ring-filter external cavity wavelength tunable lasers

Sato, K., Kobayashi, N., Namiwaka, M., Yamamoto, K., Watanabe, S., Kita, T., Yamada, H. & Yamazaki, H., 2015 Nov 30, ECOC 2015 - 41st European Conference on Optical Communication. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-November. 7341988

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Laser resonators
Silicon
Linewidth
Photonics
8 Citations (Scopus)

Narrow-spectral-linewidth silicon photonic wavelength-tunable laser with highly asymmetric Mach-Zehnder interferometer

Tang, R., Kita, T. & Yamada, H., 2015 Jan 1, In : Optics Letters. 40, 7, p. 1504-1507 4 p.

Research output: Contribution to journalArticle

Mach-Zehnder interferometers
tunable lasers
photonics
tunable filters
circumferences
3 Citations (Scopus)

Optimum waveguide-core size for reducing device property distribution of Si-wire waveguide devices

Soma, M., Kita, T., Tanushi, Y., Toyama, M., Seki, M., Yokoyama, N., Ohtsuka, M. & Yamada, H., 2015 Jan 1, In : Japanese Journal of Applied Physics. 54, 4, 04DG03.

Research output: Contribution to journalArticle

distribution (property)
Waveguides
wire
Wire
waveguides
71 Citations (Scopus)

Silicon photonic hybrid ring-filter external cavity wavelength tunable lasers

Kobayashi, N., Sato, K., Namiwaka, M., Yamamoto, K., Watanabe, S., Kita, T., Yamada, H. & Yamazaki, H., 2015 Mar 15, In : Journal of Lightwave Technology. 33, 6, p. 1241-1246 6 p., 6994779.

Research output: Contribution to journalArticle

tunable lasers
photonics
filters
cavities
rings

Ultra-compact wavelength tunable quantum dot laser with silicon photonic external cavity

Kita, T., Yamamoto, N., Kawanishi, T. & Yamada, H., 2015 Aug 10, Conference on Lasers and Electro-Optics Europe - Technical Digest. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-August. 7184348

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quantum dot lasers
Silicon
Photonics
quantum dots
photonics

Ultra-compact wavelength tunable quantum dot laser with silicon photonic external cavity

Kita, T., Yamamoto, N., Kawanishi, T. & Yamada, H., 2015 May 4, CLEO: Science and Innovations, CLEO-SI 2015. Optical Society of America (OSA), p. 2267 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quantum dot lasers
Silicon
Photonics
quantum dots
photonics
15 Citations (Scopus)

Ultra-compact wavelength-tunable quantum-dot laser with silicon-photonics double ring filter

Kita, T., Yamamoto, N., Kawanishi, T. & Yamada, H., 2015 Jun 1, In : Applied Physics Express. 8, 6, 062701.

Research output: Contribution to journalArticle

Quantum dot lasers
Photonics
quantum dots
photonics
filters
2014

Athermal Silicon photonic devices using hybrid polymer cladding

Kita, T., Tan, F. S., Sugihara, O., Yamada, H. & Kaino, T., 2014 Jan 1, p. 272-275. 4 p.

Research output: Contribution to conferencePaper

Photonic devices
Silicon
Polymers
Photonics
Integrated circuits
24 Citations (Scopus)

High output power and narrow linewidth silicon photonic hybrid ring-filter external cavity wavelength tunable lasers

Sato, K., Kobayashi, N., Namiwaka, M., Yamamoto, K., Kita, T., Yamada, H. & Yamazaki, H., 2014 Jan 1, European Conference on Optical Communication, ECOC. Institute of Electrical and Electronics Engineers Inc., 6964263

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Silicon
Linewidth
Photonics
Optical fiber coupling
14 Citations (Scopus)

Long external cavity Si photonic wavelength tunable laser diode

Kita, T., Nemoto, K. & Yamada, H., 2014 Jan 1, In : Japanese Journal of Applied Physics. 53, 4 SPEC. ISSUE, 04EG04.

Research output: Contribution to journalArticle

Laser tuning
tunable lasers
Linewidth
Photonics
Semiconductor lasers
1 Citation (Scopus)

Narrow spectral linewidth Si photonic wavelength tunable laser diode for digital coherent optical communication

Tang, R., Kita, T. & Yamada, H., 2014 Dec 16, Conference Digest - IEEE International Semiconductor Laser Conference. Institute of Electrical and Electronics Engineers Inc., p. 96-97 2 p. 6987468

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Optical communication
tunable lasers
Linewidth
Photonics

Recent progress of optical interconnect devices using photonic polymers

Sugihara, O., Kita, T., Inoue, D., Tan, F. S., Hattori, A., Kawasaki, A., Sato, M., Yamashita, T., Mizuno, M., Okada, S., Kagami, M., Tsuchimori, M., Watanabe, O., Yamada, H. & Kaino, T., 2014 Jan 1. 1 p.

Research output: Contribution to conferencePaper

Photonic devices
Optical interconnects
Photonics
Integrated circuits
Polymers
24 Citations (Scopus)

Silicon Photonic Wavelength-Tunable Laser Diode with Asymmetric Mach-Zehnder Interferometer

Kita, T., Nemoto, K. & Yamada, H., 2014 Jul 1, In : IEEE Journal on Selected Topics in Quantum Electronics. 20, 4, 6690107.

Research output: Contribution to journalArticle

Laser tuning
Mach-Zehnder interferometers
tunable lasers
Photonics
Semiconductor lasers
3 Citations (Scopus)

Si photonic wavelength tunable laser diode with the phase shifter of longitudinal mode

Kita, T., Tang, R., Nemoto, K. & Yamada, H., 2014 Jan 1, IEEE International Conference on Group IV Photonics GFP. IEEE Computer Society, p. 209-210 2 p. 6961928

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Phase shifters
Laser modes
Photonics
Semiconductor lasers
1 Citation (Scopus)

Wide-band wavelength tunable laser diode with si photonic filter

Kita, T., Tang, R. & Yamada, H., 2014 Dec 16, Conference Digest - IEEE International Semiconductor Laser Conference. Institute of Electrical and Electronics Engineers Inc., p. 149-150 2 p. 6987494

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wave filters
Laser tuning
tunable lasers
Photonics
Semiconductor lasers
2013

Anomalous localization modes in Bragg-grating based on high index-difference waveguide

Kita, T., Uchijima, K. & Yamada, H., 2013 Jun 3, Silicon Photonics VIII. Vol. 8629. 86291C

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bragg gratings
Bragg Grating
Anomalous
Waveguide
Photonic band gap
6 Citations (Scopus)

Narrow spectral linewidth and high output power Si photonic wavelength tunable laser diode

Kita, T., Nemoto, K. & Yamada, H., 2013 Dec 31, 2013 IEEE 10th International Conference on Group IV Photonics, GFP 2013. p. 152-153 2 p. 6644416

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Linewidth
Photonics
Semiconductor lasers
Wavelength

Nonlinear optical photonic crystal waveguide with TiO2 material

Uchijima, K., Kita, T. & Yamada, H., 2013 May 30, Oxide-Based Materials and Devices IV. Vol. 8626. 86261C

Research output: Chapter in Book/Report/Conference proceedingConference contribution

TiO2
Optical devices
Photonic crystals
Photonic Crystal
Waveguide

Si photonic wavelength tunable laser diode for digital coherent optical communication

Kita, T., Nemoto, K., Watanabe, K., Yamazaki, H. & Yamada, H., 2013 Oct 28, 2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013. 6597479

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Optical communication
Linewidth
Photonics
Semiconductor lasers
4 Citations (Scopus)

Uniform characteristics of Si-wire waveguide devices fabricated on 300 mm SOI wafers by using ArF immersion lithography

Tanushi, Y., Kita, T., Toyama, M., Seki, M., Koshino, K., Yokoyama, N., Ohtsuka, M., Sugiyama, A., Ishitsuka, E., Sano, T., Horikawa, T. & Yamada, H., 2013 Dec 31, 2013 IEEE 10th International Conference on Group IV Photonics, GFP 2013. p. 105-106 2 p. 6644448

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Interferometers
Lithography
Mach number
Waveguides
Wire
2012
2 Citations (Scopus)

Analysis of phase matching conditions for generating second harmonic in ZnO channel waveguides

Taira, Y., Kita, T., Yoshio, E., Teraoka, M. & Yamada, H., 2012 Apr 1, In : Japanese Journal of Applied Physics. 51, 4 PART 2, 04DG04.

Research output: Contribution to journalArticle

Phase matching
phase matching
Waveguides
waveguides
harmonics
29 Citations (Scopus)

Narrow-spectral-linewidth wavelength-tunable laser diode with si wire waveguide ring resonators

Nemoto, K., Kita, T. & Yamada, H., 2012 Aug 1, In : Applied Physics Express. 5, 8, 082701.

Research output: Contribution to journalArticle

Laser tuning
tunable lasers
Linewidth
Semiconductor lasers
Resonators
8 Citations (Scopus)

Narrow spectral linewidth wavelength tunable laser with Si photonic-wire waveguide ring resonators

Nemoto, K., Kita, T. & Yamada, H., 2012 Nov 22, 2012 IEEE 9th International Conference on Group IV Photonics, GFP 2012. p. 216-218 3 p. 6324138

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser tuning
Linewidth
Photonics
Semiconductor lasers
Resonators
2011
2 Citations (Scopus)

Analysis of the nonlinear optical parameter of ZnO channel waveguides

Teraoka, E. Y. M., Kita, T., Broaddus, D. H., Tsukazaki, A., Kawasaki, M., Gaeta, A. L. & Yamada, H., 2011 Apr 1, In : Japanese Journal of Applied Physics. 50, 4 PART 2, 04DG01.

Research output: Contribution to journalArticle

Waveguides
waveguides
nonlinearity

Fabrication of ZnO channel waveguides for nonlinear optical applications

Morales Teraoka, E. Y., Kita, T., Tsukazaki, A., Kawasaki, M. & Yamada, H., 2011 Apr 27, Oxide-Based Materials and Devices II. Vol. 7940. 79401F

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Waveguide
Fabrication
Waveguides
waveguides
fabrication
6 Citations (Scopus)

Nonlinear optical waveguides with rutile TiO2

Abe, K., Morales Teraoka, E. Y., Kita, T. & Yamada, H., 2011 Apr 28, Oxide-Based Materials and Devices II. Vol. 7940. 79401G

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical Waveguides
TiO2
Optical waveguides
optical waveguides
rutile
5 Citations (Scopus)

Optical crossing and integration using hybrid Si-wire/silica waveguides

Wakayama, Y., Kita, T. & Yamada, H., 2011 Apr 1, In : Japanese Journal of Applied Physics. 50, 4 PART 2, 04DG20.

Research output: Contribution to journalArticle

Waveguides
Silica
wire
Wire
silicon dioxide

Optical crossing by hybrid Si-wire/silica waveguides

Wakayama, Y., Kita, T. & Yamada, H., 2011 Nov 22, 8th IEEE International Conference on Group IV Photonics, GFP 2011. p. 305-307 3 p. 6053798

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Silicon Dioxide
Waveguides
Silica
Wire
Networks (circuits)

Second and third-order nonlinear optical effects in ZnO channel waveguides

Kita, T., Teraoka, E. Y. M., Okawachi, Y., Tsukazaki, A., Kawasaki, M., Gaeta, A. L. & Yamada, H., 2011 Dec 1, CLEO: Science and Innovations, CLEO_SI 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Self phase modulation
Harmonic generation
phase modulation
harmonic generations
Waveguides

Second and third-order nonlinear optical effects in ZnO channel waveguides

Kita, T., Yoshio, E., Teraoka, M., Okawachi, Y., Tsukazaki, A., Kawasaki, M., Gaeta, A. L. & Yamada, H., 2011 Sep 1, 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011. 5950171

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Self phase modulation
Harmonic generation
phase modulation
harmonic generations
Waveguides

Variation of optical properties by the crystalline phase transition of polycrystalline silicon

Iwata, H., Kita, T. & Yamada, H., 2011 Apr 11, Silicon Photonics VI. Vol. 7943. 79431F

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Annealing
Polysilicon
Optical Properties
Trimming
Silicon
7 Citations (Scopus)

Wavelength tunable laser diodes with Si-wire waveguide ring resonator wavelength filters

Suzuki, K., Kita, T. & Yamada, H., 2011 Apr 11, Silicon Photonics VI. Vol. 7943. 79431G

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ring Resonator
Wave filters
Tunable Laser
Laser tuning
Laser Diode