Katsuyuki Utaka

Research output

Research output per year 1978 2020

• 1802 Citations
• 25 h-Index
• 80 Conference contribution
• 76 Article
• 10 Conference article
• 5 Paper
• 1 More
  • 1 Editorial

Research output per year

Research output per year

Search results

• 2020

  CW operation and performances of 1550nm-band InAs quantum-dot monolithically-integrated lasers with quantum-dot intermixed regions

  Kaneko, R., Isawa, S., Morita, R., Okada, H., Matsumoto, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2020 Oct 4, 25th Opto-Electronics and Communications Conference, OECC 2020. Institute of Electrical and Electronics Engineers Inc., 9273725. (25th Opto-Electronics and Communications Conference, OECC 2020).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Quantum dot lasers
  • indium arsenide
  • Semiconductor quantum dots
  • quantum dots
  • Modulators

• Design and record-high experimental demonstration of compact and high-sensitive SW-MS BG refractive index sensor on SOI platform

  Heinsalu, S., Isogai, Y., Matsushima, Y., Ishikawa, H. & Utaka, K., 2020 Oct 4, 25th Opto-Electronics and Communications Conference, OECC 2020. Institute of Electrical and Electronics Engineers Inc., 9273622. (25th Opto-Electronics and Communications Conference, OECC 2020).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Bragg gratings
  • Refractive index
  • SOI (semiconductors)
  • slots
  • Waveguides

• Evaluation of lasing temperature characteristics of 1550nm QD-based-LDs by IID-QDI technique with ar and b ions and high temperature stability

  Matsumoto, A., Isawa, S., Kaneko, R., Akahane, K., Umezawa, T., Matsushima, Y. & Utaka, K., 2020, CLEO: Applications and Technology, CLEO_AT 2020. OSA - The Optical Society, JTh2D.6. (Optics InfoBase Conference Papers; vol. Part F181-CLEO-AT 2020).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Ions
  • Semiconductor quantum dots
  • Ion implantation
  • Temperature
  • Wavelength

• Evaluation of Lasing Temperature Characteristics of 1550nm QD-Based-LDs by IID-QDI Technique with Ar and B Ions and High Temperature Stability

  Matsumoto, A., Isawa, S., Kaneko, R., Akahane, K., Umezawa, T., Matsushima, Y. & Utaka, K., 2020 May, 2020 Conference on Lasers and Electro-Optics, CLEO 2020 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 9193433. (Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS; vol. 2020-May).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Ions
  • Semiconductor quantum dots
  • Ion implantation
  • Temperature
  • Wavelength

• Novel SWGMS structure for high-sensitive refractive index sensing employing first and second Bragg-grating modes

  Heinsalu, S., Matsushima, Y., Ishikawa, H. & Utaka, K., 2020 Aug, 2020 Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2020 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 9256858. (2020 Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2020 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Diffraction gratings
  • Bragg gratings
  • Refractive index
  • Waveguides
  • refractivity

• Record-high sensitivity compact multi-slot sub-wavelength Bragg grating refractive index sensor on SOI platform

  HEINSALU, S., ISOGAI, Y., MATSUSHIMA, Y., ISHIKAWA, H. & UTAKA, K., 2020 Sep, In: Optics Express. 28, 19, 402672.

  Research output: Contribution to journal › Article › peer-review

  • SOI (semiconductors)
  • slots
  • Bragg gratings
  • platforms
  • refractivity

• Regional Bandgap Tailoring of 1550 nm-Band InAs Quantum Dot Intermixing by Controlling Ion Implantation Depth

  Isawa, S., Akashi, Y., Morita, R., Kaneko, R., Okada, H., Matsumoto, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2020 Feb 1, In: Physica Status Solidi (A) Applications and Materials Science. 217, 3, 1900521.

  Research output: Contribution to journal › Article › peer-review

  • indium arsenide
  • Semiconductor quantum dots
  • Ion implantation
  • Energy gap
  • ion implantation

• The 1200 nm-Band InAs/GaAs Quantum Dot Intermixing by Dry Etching and Ion Implantation

  Hiraishi, Y., Shirai, T., Kwoen, J., Ito, T., Matsushima, Y., Ishikawa, H., Arakawa, Y. & Utaka, K., 2020 May 1, In: Physica Status Solidi (A) Applications and Materials Science. 217, 10, 1900851.

  Research output: Contribution to journal › Article › peer-review

  • gallium arsenide
  • indium arsenide
  • Dry etching
  • Semiconductor quantum dots
  • Ion implantation
• 2019

  Compact and High Sensitive Swgms Bragg Grating on Soi Platform for Refractive Index Sensing

  Heinsalu, S., Matsushima, Y., Ishikawa, H. & Utaka, K., 2019 Nov, MOC 2019 - 24th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., p. 148-149 2 p. 8982828. (MOC 2019 - 24th Microoptics Conference).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Bragg gratings
  • Refractive index
  • Waveguides
  • Wavelength
  • platforms

• Demonstration of All-Optical Logic Gate Device Using MQW-SOA and 10 Gbps XNOR Operation

  Akashi, Y., Matsui, S., Isawa, S., Matsushita, A., Matsumoto, A., Matsushima, Y., Ishikawa, H. & Utaka, K., 2019 Jan 9, In: Physica Status Solidi (A) Applications and Materials Science. 216, 1, 1800529.

  Research output: Contribution to journal › Article › peer-review

  • Four wave mixing
  • Semiconductor quantum wells
  • Semiconductor optical amplifiers
  • Logic gates
  • light amplifiers
  2 Citations (Scopus)

• InAs/GaAs Quantum Dot Intermixing by Dry Etching and Ion Implantation

  Hiraishi, Y., Shirai, T., Kwoen, J., Matushima, Y., Ishikawa, H., Arakawa, Y. & Utaka, K., 2019 May, 2019 Compound Semiconductor Week, CSW 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8819072. (2019 Compound Semiconductor Week, CSW 2019 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • gallium arsenide
  • indium arsenide
  • Dry etching
  • Semiconductor quantum dots
  • Reactive ion etching

• Polymer interconnection waveguide for multi-core fibers using 45° mirror and self-formation lens

  Hikima, D., Ishii, T., Suzuki, D., Matsushima, Y., Ishikawa, H. & Utaka, K., 2019 Nov, MOC 2019 - 24th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., p. 114-115 2 p. 8982886. (MOC 2019 - 24th Microoptics Conference).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Waveguides
  • Lenses
  • Mirrors
  • Polymers
  • lenses

• Regional band-gap tailoring of 1550nm-band InAs quantum dot Intermixing by controlling ion implantation depth

  Isawa, S., Akashi, Y., Matsumoto, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2019 May, 2019 Compound Semiconductor Week, CSW 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8819190. (2019 Compound Semiconductor Week, CSW 2019 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • indium arsenide
  • Semiconductor quantum dots
  • Ion implantation
  • Energy gap
  • ion implantation
  1 Citation (Scopus)

• Theoretical and experimental analysis on ar implantation-induced quantum dot intermixing for 1550 NM-band photonic integrated circuit

  Matsumoto, A., Akashi, Y., Isawa, S., Umezawa, T., Matsushima, Y. & Utaka, K., 2019, CLEO: Applications and Technology, CLEO_AT 2019. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F127-CLEO_AT 2019).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Photoluminescence
  • Semiconductor quantum dots
  • Ion implantation
  • Photonics
  • Integrated circuits

• Theoretical and experimental analysis on Ar Implantation-Induced Quantum Dot Intermixing for 1550 nm-Band Photonic Integrated Circuit

  Matsumoto, A., Akashi, Y., Isawa, S., Umezawa, T., Matsushima, Y. & Utaka, K., 2019 May, 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8749850. (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Photoluminescence
  • Optics and Photonics
  • Quantum Dots
  • Semiconductor quantum dots
  • Ion implantation
• 2018

  Analysis on Si modified MMI-waveguide-type optical switch operated with carrier injection

  Shirai, T., Ishikawa, A., Matsushima, Y., Ishikawa, H. & Utaka, K., 2018 Jan 2, 22nd Microoptics Conference, MOC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 316-317 2 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • carrier injection
  • Waveguides
  • switches
  • interference
  1 Citation (Scopus)

• Simultaneous High-speed and Polarization-Independent Switching Operation of 2x2 Silicon Mach-Zehnder-Type Optical Switch

  Shimizu, K., Shirai, T., Matsushima, Y., Ishikawa, H. & Utaka, K., 2018 Sep, Proceedings of the 2018 Photonics in Switching and Computing, PSC 2018. Manousakis, K., Iezekiel, S., Tomkos, I., Utaka, K. & Ellinas, G. (eds.). Institute of Electrical and Electronics Engineers Inc., 8751428. (Proceedings of the 2018 Photonics in Switching and Computing, PSC 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Mach number
  • Polarization
  • switches
  • Silicon

• Welcome note

  Iezekiel, S., Tomkos, I., Utaka, K., Calabretta, N., Marom, D., Takahashi, R., Taubenblatt, M. & Ellinas, G., 2018 Sep 1, In: Proceedings of the 2018 Photonics in Switching and Computing, PSC 2018. 8751221.

  Research output: Contribution to journal › Editorial › peer-review
• 2017

  Device design of silicon 2×2 mach-zehnder-type optical switch for polarization-independent operation

  Shimizu, K., Asakawa, S., Suehiro, D., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Jan 1, Advanced Photonics, PS 2017. OSA - The Optical Society, Vol. Part F57-PS 2017.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Silicon
  • Phase shift
  • Waveguides
  • Mach number

• Fundamental characteristics of double-reflection waveguide-type kretschmann-structure surface plasmon resonance (SPR) sensor for high-sensitiviy and wide-measurable range

  Tansho, H., Konuma, S., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Nov 22, 2017 Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 1-2 2 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Surface plasmon resonance
  • Waveguides
  • surface plasmon resonance
  • waveguides
  • sensors

• Fundamental characteristics of double-reflection waveguide-type Kretschmann-structure surface plasmon resonance (SPR) sensor for high-sensitiviy and wide-measurable range

  Tansho, H., Konuma, S., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017, Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2017. OSA - The Optical Society, s2084. (Optics InfoBase Conference Papers; vol. Part F122-CLEOPR 2017).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Surface plasmon resonance
  • Waveguides
  • Sensors

• Lasing characteristics of intermixed highly-stacked quantum dot structure by ion implantation for wavelength-manipulated light sources

  Matsui, S., Akashi, Y., Isawa, S., Matsumoto, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Nov 19, 22nd Microoptics Conference, MOC 2017. Institute of Electrical and Electronics Engineers Inc., p. 92-93 2 p. (22nd Microoptics Conference, MOC 2017; vol. 2017-November).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Semiconductor quantum dots
  • Ion implantation
  • Light sources
  • ion implantation
  • lasing

• Polarization-independent and colorless switching operation of three-dimensional 4 - 4 polymer optical switch with two-layered waveguide structure

  Kimura, Y., Kobayashi, H., Ema, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Dec, In: Japanese journal of applied physics. 56, 12, 120304.

  Research output: Contribution to journal › Article › peer-review

  • Optical switches
  • Waveguides
  • Polarization
  • switches
  • Mach-Zehnder interferometers
  1 Citation (Scopus)

• 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 proceeding › Conference contribution

  • Photonic devices
  • Semiconductor quantum dots

• Thermally stable Ar-implantation-induced intermixed quantum dot laser diode in high-temperature region

  Matsumoto, A., Akahane, K., Matsui, S., Akashi, Y., Umezawa, T., Yamamoto, N., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Jan 1, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. OSA - The Optical Society, Vol. Part F82-CLEO_Europe 2017.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Three-dimensional 4×4 polymer optical switch using vertical multimode interference couplers for flexible expansion of connectable vertical distant

  Kimura, Y., Ema, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2017 Nov 17, 2017 Opto-Electronics and Communications Conference, OECC 2017 and Photonics Global Conference, PGC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-November. p. 1-2 2 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Polymers
• 2016

  Analysis of polymer double-reflection waveguide-type Kretschmann-structure surface plasmon resonance sensor for high-sensitive and wide-measurable range

  Tansho, H., Kuroda, Y., Ishikawa, H., Matsushima, Y. & Utaka, K., 2016 Feb 23, MOC 2015 - Technical Digest of 20th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., 7416525

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Surface plasmon resonance
  • Waveguides
  • surface plasmon resonance
  • Polymers
  • waveguides

• Ar implantation-induced quantum dot intermixing technique for 1550 nm-band highly stacked QD photonic integrated circuit

  Matsumoto, A., Takei, Y., Akahane, K., Matsui, S., Umezawa, T., Yamamoto, N., Matsushima, Y. & Utaka, K., 2016 Dec 16, 2016 Conference on Lasers and Electro-Optics, CLEO 2016. Institute of Electrical and Electronics Engineers Inc., 7788806. (2016 Conference on Lasers and Electro-Optics, CLEO 2016).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Semiconductor quantum dots
  • Photonics
  • integrated circuits
  • Integrated circuits
  • implantation
  1 Citation (Scopus)

• Colorless and polarization-independent polymer two-layered 4×4 optical switch for three-dimensional optical interconnection

  Kimura, Y., Ema, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2016 Feb 23, MOC 2015 - Technical Digest of 20th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., 7416519

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Optical interconnects
  • Polarization
  • Polymers
  • switches
  1 Citation (Scopus)

• Photonic integrated device of highly-stacked quantum dot using quantum dot intermixing by ion implantation

  Matsui, S., Takei, Y., Matsumoto, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2016 Aug 1, 2016 Compound Semiconductor Week, CSW 2016 - Includes 28th International Conference on Indium Phosphide and Related Materials, IPRM and 43rd International Symposium on Compound Semiconductors, ISCS 2016. Institute of Electrical and Electronics Engineers Inc., 7528583. (2016 Compound Semiconductor Week, CSW 2016 - Includes 28th International Conference on Indium Phosphide and Related Materials, IPRM and 43rd International Symposium on Compound Semiconductors, ISCS 2016).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Semiconductor quantum dots
  • Ion implantation
  • Photonics
  • Quantum dot lasers
  • Blue shift
  3 Citations (Scopus)
• 2015

  Gain characteristics and femto-second optical pulse response of 1550 nm-band multi-stacked QD-SOA grown on InP(311)B substrate

  Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2015 Jun 1, In: Optics Communications. 344, p. 51-54 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Laser pulses
  • Service oriented architecture (SOA)
  • Substrates
  • Logic gates
  • Autocorrelation
  12 Citations (Scopus)

• Performance simulation of novel silicon cross-waveguide reflection-type optical switch

  Shimada, Y., Fujiwara, Y., Matsumoto, A., Ishikawa, A., Matsushima, Y., Ishikawa, H. & Utaka, K., 2015 Nov 13, 2015 International Conference on Photonics in Switching, PS 2015. Institute of Electrical and Electronics Engineers Inc., p. 58-60 3 p. 7328952

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Crosstalk
  • Waveguides
  • Silicon
• 2014

  Design and performance of low-power, high-speed, polarization-independent and wideband polymer buried-channel waveguide thermo-optic switches

  Xie, N., Hashimoto, T. & Utaka, K., 2014 Sep 1, In: Journal of Lightwave Technology. 32, 17, p. 3067-3073 7 p., 6848781.

  Research output: Contribution to journal › Article › peer-review

  • switches
  • Mach-Zehnder interferometers
  • high speed
  • optics
  • broadband
  18 Citations (Scopus)

• Experimental and calculated gain characteristics of 1550nm-band QD-SOA grown on InP(311)B substrate for ultra-fast all-optical logic gate devices

  Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2014, 2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014. IEEE Computer Society, p. 718-719 2 p. 6888244. (2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Piezoelectricity
  • Logic gates
  • Service oriented architecture (SOA)
  • Substrates

• Gain characteristics and femto-second optical pulse response of 1550nm-band QD-SOA for ultra-fast all-optical logic gate devices

  Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2014, 26th International Conference on Indium Phosphide and Related Materials, IPRM 2014. Institute of Electrical and Electronics Engineers Inc., 6880561. (Conference Proceedings - International Conference on Indium Phosphide and Related Materials).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Laser pulses
  • Logic gates
  • Service oriented architecture (SOA)
  • indium arsenide
  • Molecular beam epitaxy

• High-speed and cNon-blocking 8×8 InAlGaAs/InAlAs Mach-Zehnder-Type optical switch fabric

  Kouketsu, H., Kawasaki, S., Koyama, N., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2014 Mar 3, Optical Fiber Communication Conference, OFC 2014. Optical Society of America (OSA), (Optical Fiber Communication Conference, OFC 2014).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Mach number
  2 Citations (Scopus)

• High-speed and compact non-blocking 8×8 InAlGaAs/InAlAs Mach-Zehnder-type optical switch fabric

  Kouketsu, H., Kawasaki, S., Koyama, N., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2014 Jan 1, 2014 Optical Fiber Communications Conference and Exhibition, OFC 2014. Institute of Electrical and Electronics Engineers Inc., 6886566. (Conference on Optical Fiber Communication, Technical Digest Series).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Mach number
  8 Citations (Scopus)

• High-speed and compact non-blocking 8×8 InAlGaAs/InAlAs Mach-Zehnder-type optical switch fabric

  Kouketsu, H., Kawasaki, S., Koyama, N., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2014 Jan 1, Optical Fiber Communication Conference, OFC 2014. Optical Society of America, (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Mach number
  • switches
  • high speed

• High-speed and compact non-blocking 8×8 InAlGaAs/InAlAs Mach-Zehnder-type optical switch fabric

  Kouketsu, H., Kawasaki, S., Koyama, N., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2014, Optical Fiber Communication Conference, OFC 2014. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Mach number
  • switches
  • high speed

• Improved characteristics of polymer waveguide-type Kretschmann-structure surface plasmon resonance sensor at 1500nm wavelength range

  Kuroda, Y., Hidaka, N., Matsushima, Y. & Utaka, K., 2014 Jan 1, 2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014. IEEE Computer Society, p. 726-727 2 p. 6888247. (2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Surface plasmon resonance
  • Refractive index
  • Waveguides
  • Wavelength
  • Fabrication

• Intermixing of InP-based quantum dots and application to micro-ring resonator wavelength-selective filter for photonic integrated devices

  Matsumoto, A., Matsushita, A., Takei, Y., Akahane, K., Matsushima, Y., Ishikawa, H. & Utaka, K., 2014 Sep 1, In: Applied Physics Express. 7, 9, 092801.

  Research output: Contribution to journal › Article › peer-review

  • Semiconductor quantum dots
  • Photonics
  • Blue shift
  • Resonators
  • Wavelength
  13 Citations (Scopus)

• Micro-ring-resonator wavelength-selective filter using highly-stacked quantum dot intermixed waveguide

  Takei, Y., Matsumoto, A., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2014, 26th International Conference on Indium Phosphide and Related Materials, IPRM 2014. Institute of Electrical and Electronics Engineers Inc., 6880523. (Conference Proceedings - International Conference on Indium Phosphide and Related Materials).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • indium arsenide
  • Semiconductor quantum dots
  • Reactive ion etching
  • Etching
  • Waveguides

• Nonlinear optical property of CNT embedded in Si slot waveguide

  Fukuda, K., Yamada, S., Kuwae, H., Mizuno, J., Takashima, T., Matsushima, Y. & Utaka, K., 2014 Jan 1, 2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014. IEEE Computer Society, p. 1041-1042 2 p. 6888365. (2014 OptoElectronics and Communication Conference, OECC 2014 and Australian Conference on Optical Fibre Technology, ACOFT 2014).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical properties
  • Carbon nanotubes
  • Waveguides
• 2013

  Fundamental characteristics of 1550nm-band 20-layer-stacked QD-SOA grown on InP(311)B substrate for all-optical logic gate device

  Matsumoto, A., Takei, Y., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2013, Technical Digest of the 18th Microoptics Conference, MOC 2013. 6715095. (Technical Digest of the 18th Microoptics Conference, MOC 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Logic gates
  • Service oriented architecture (SOA)
  • Substrates
  • Semiconductor quantum dots
  • Compensation and Redress
  2 Citations (Scopus)

• Fundamental switching operation of polymer three-dimensional optical interconnection switch

  Kobayashi, H., Hoshina, T., Yuzawa, G., Wakamatsu, K., Matsushima, Y. & Utaka, K., 2013 Oct 28, 2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013. 6597468. (2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical interconnects
  • Polymers
  • Switches
  • Polarization
  • Wavelength
  1 Citation (Scopus)

• Intermixing of highly-stacked InAs/InGaAlAs quantum dots grown on InP (311)B substrate by SiO₂ sputtering and annealing technique

  Matsushita, A., Matsumoto, A., Akahane, K., Matsushima, Y. & Utaka, K., 2013, 2013 International Conference on Indium Phosphide and Related Materials, IPRM 2013. 6562629. (Conference Proceedings - International Conference on Indium Phosphide and Related Materials).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • indium arsenide
  • Semiconductor quantum dots
  • Sputtering
  • Annealing
  • Blue shift
  1 Citation (Scopus)

• Non-blocking 4×4 InAlGaAs/InAlAs Mach-Zehnder-type optical switch fabric

  Koyama, N., Kouketsu, H., Kawasaki, S., Takei, A., Taniguchi, T., Matsushima, Y. & Utaka, K., 2013 Aug 26, 2013 International Conference on Indium Phosphide and Related Materials, IPRM 2013. 6562620. (Conference Proceedings - International Conference on Indium Phosphide and Related Materials).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Optical switches
  • Mach number
  • Polarization
  • Switches
  5 Citations (Scopus)

• Numerical analysis of ultrafast performances of all-optical logic-gate devices integrated with InAs QD-SOA and ring resonators

  Matsumoto, A., Kuwata, K., Matsushita, A., Akahane, K. & Utaka, K., 2013, In: IEEE Journal of Quantum Electronics. 49, 1, p. 51-58 8 p., 6332458.

  Research output: Contribution to journal › Article › peer-review

  • Semiconductor optical amplifiers
  • Logic gates
  • light amplifiers
  • logic
  • Resonators
  26 Citations (Scopus)

• Polymer waveguide-type Kretschmann-structure surface plasmon sensor at 1550nm wavelength range

  Hidaka, N., Kuroda, Y., Matsushima, Y. & Utaka, K., 2013 Dec 1, Technical Digest of the 18th Microoptics Conference, MOC 2013. 6715136. (Technical Digest of the 18th Microoptics Conference, MOC 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Surface plasmons
  • Surface plasmon resonance
  • Propanol
  • 2-Propanol
  • Remote sensing
  1 Citation (Scopus)

• Polymer wavelength-selective filter using high-mesa structure directly-coupled double micro-ring resonators

  Takei, Y., Matsumoto, A., Matsushita, A., Akahane, K., Matsushima, Y. & Utaka, K., 2013, Technical Digest of the 18th Microoptics Conference, MOC 2013. 6715087. (Technical Digest of the 18th Microoptics Conference, MOC 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Resonators
  • Polymers
  • Wavelength