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Research Output 1994 2019

  • 674 Citations
  • 10 h-Index
  • 62 Article
  • 48 Conference contribution
  • 1 Chapter
  • 1 Paper
2019

The Study of Coupled-Mode Characteristics from Resonant Wavelengths Inside Fiber Grating Structure

Khun-In, R., Usuda, Y., Bhatranand, A. & Yokoi, H., 2019 Jul 1, 19th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2019. Hinzer, K. & Piprek, J. (eds.). IEEE Computer Society, p. 23-24 2 p. 8806801. (Proceedings of the International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD; vol. 2019-July).

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

Optical fibers
Electric fields
Wavelength
Fibers
2018

Fabrication processes of soi structure for optical nonreciprocal devices

Choowitsakunlert, S., Takagiwa, K., Kobashigawa, T., Hosoya, N., Silapunt, R. & Yokoi, H., 2018 Jan 1, Advanced Materials and Engineering Materials VII. Wei, P. S. (ed.). Trans Tech Publications Ltd, p. 107-112 6 p. (Key Engineering Materials; vol. 777 KEM).

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

Optical devices
Fabrication
Cerium
Yttrium
Magnetooptical effects

Magneto-optic waveguide in optical isolator employing nonreciprocal guided-radiation mode conversion for athermal operation

Choowitsakunlert, S., Silapunt, R. & Yokoi, H., 2018 Jan 1, Bragg Gratings, Photosensitivity and Poling in Glass Waveguides and Materials, BGPPM 2018. OSA - The Optical Society, Vol. Part F98-BGPPM 2018.

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

Magnetooptical effects
Waveguides
Radiation
Temperature

Photosensitive adhesive bonding process of magnetooptic waveguides with Si guiding layer for optical nonreciprocal devices

Choowitsakunlert, S., Takagiwa, K., Kobashigawa, T., Hosoya, N., Silapunt, R. & Yokoi, H., 2018 May 1, In : Japanese Journal of Applied Physics. 57, 5, 058007.

Research output: Contribution to journalArticle

adhesive bonding
Magnetooptical effects
Optical devices
Adhesives
Waveguides

Resonant wavelength observation by 3D printed mechanically induced long-period fiber grating device

Khun-In, R., Takagi, M., Nanjo, K., Jiraraksopakun, Y., Bhatranand, A. & Yokoi, H., 2018 Jan 1, Bragg Gratings, Photosensitivity and Poling in Glass Waveguides and Materials, BGPPM 2018. OSA - The Optical Society, Vol. Part F98-BGPPM 2018.

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

3D printers
Wavelength
Fibers

Temperature-insensitive design of waveguide isolator employing nonreciprocal guided-radiation mode conversion

Choowitsakunlert, S., Kobashigawa, T., Hosoya, N., Silapunt, R. & Yokoi, H., 2018 Nov 1, In : Japanese Journal of Applied Physics. 57, 11, 112201.

Research output: Contribution to journalArticle

Waveguide isolators
isolators
Waveguides
waveguides
Radiation
2017

A 1D study of antiferromagnetic operated on multiferroic composites in nano read head

Choowitsakunlert, S., Silapunt, R. & Yokoi, H., 2017 Mar 2, (Accepted/In press) In : Microsystem Technologies. p. 1-5 5 p.

Research output: Contribution to journalArticle

Antiferromagnetic materials
Magnetoelectric effects
Composite structures
Ferroelectric materials
Magnetic fields
12 Citations (Scopus)

Amorphous-Si waveguide on a garnet magneto-optical isolator with a TE mode nonreciprocal phase shift

Ishida, E., Miura, K., Shoji, Y., Yokoi, H., Mizumoto, T., Nishiyama, N. & Arai, S., 2017 Jan 9, In : Optics Express. 25, 1, p. 452-462 11 p.

Research output: Contribution to journalArticle

isolators
garnets
phase shift
waveguides
directional couplers

Athermal condition of magneto-optic waveguides in optical isolator employing nonreciprocal guided-radiation mode conversion

Choowitsakunlert, S., Takagiwa, K., Silapunt, R. & Yokoi, H., 2017 Jan 1, Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2017. OSA - The Optical Society, Vol. Part F122-CLEOPR 2017. s1187

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

Magnetooptical effects
Waveguides
Radiation
Amorphous silicon
Phase shift

Athermal condition of magneto-optic waveguides in optical isolator employing nonreciprocal guided- radiation mode conversion

Choowitsakunlert, S., Takagiwa, K., Silapunt, R. & Yokoi, H., 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 proceedingConference contribution

Magnetooptical effects
isolators
magneto-optics
Waveguides
waveguides

Design of waveguide crossings with slot waveguide for polarization-independent optical triplexer

Yokoi, H., Tsuchida, K. & Matsumoto, D., 2017 Aug 11, 17th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2017. IEEE Computer Society, p. 163-164 2 p. 8010042

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

Waveguides
Polarization
Beam propagation method
Directional couplers

Fabrication processes of magneto-optic waveguides with Si guiding layer for optical nonreciprocal devices

Choowitsakunlert, S., Takagiwa, K., Kobashigawa, T., Hosoya, N., Silapunt, R. & Yokoi, H., 2017 Jun 13, Proceedings of 2017 5th International Workshop on Low Temperature Bonding for 3D Integration, LTB-3D 2017. Institute of Electrical and Electronics Engineers Inc., 1 p. 7947478

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

Magnetooptical effects
Optical devices
Waveguides
Fabrication
Radiation

Novel A-Si on garnet nonreciprocal phase shift optical isolator with TE mode operation

Ishida, E., Miura, K., Shoji, Y., Yokoi, H., Mizumoto, T., Nishiyama, N. & Arai, S., 2017 May 31, 2017 Optical Fiber Communications Conference and Exhibition, OFC 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7937045

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

isolators
Garnets
Optical waveguides
Amorphous silicon
Phase shift

Weight sensor by 3D printed mechanically induced long-period fiber grating for power control inside single-mode fiber

Khun-In, R., Nanjo, K., Jiraraksopakun, Y., Bhatranand, A. & Yokoi, H., 2017 Nov 19, 22nd Microoptics Conference, MOC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-November. p. 246-247 2 p.

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

Single mode fibers
Power control
gratings
fibers
Fibers
2016

A study of antiferromagnetic-pinned multiferroic composites nano read head

Choowitsakunlert, S., Silapunt, R. & Yokoi, H., 2016, ASME 2016 Conference on Information Storage and Processing Systems, ISPS 2016. American Society of Mechanical Engineers

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

Composite structures
Magnetoelectric effects
Ferroelectric materials
Antiferromagnetic materials
Composite materials

Design of optical isolator with strip-loaded waveguide employing nonreciprocal guided-radiation mode conversion

Okada, Y., Kobayashi, K., Shoji, Y., Mizumoto, T. & Yokoi, H., 2016 Feb 23, MOC 2015 - Technical Digest of 20th Microoptics Conference. Institute of Electrical and Electronics Engineers Inc., 7416458

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

isolators
strip
Waveguides
waveguides
Radiation
2 Citations (Scopus)

Optical isolator with Si guiding layer fabricated by photosensitive adhesive bonding

Yokoi, H., Choowitsakunlert, S., Kobayashi, K. & Takagiwa, K., 2016, Semiconductor Wafer Bonding: Science, Technology and Applications 14. 9 ed. Electrochemical Society Inc., Vol. 75. p. 215-220 6 p.

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

Adhesives
Waveguides
Magnetooptical effects
Radiation
Wavelength
2015
1 Citation (Scopus)

Design of polarization rotators in TE-TM mode conversion optical isolator with Ce: YIG guiding layer

Okada, Y., Tamura, D., Kobayashi, K. & Yokoi, H., 2015 Sep 1, In : Japanese Journal of Applied Physics. 54, 9, 092202.

Research output: Contribution to journalArticle

isolators
yttrium-iron garnet
Polarization
polarization
converters
2014

Coupling efficiency between laser diode and optical isolator integrated by photosensitive adhesive bonding

Tamura, D., Okada, Y., Shoji, Y., Mizumoto, T. & Yokoi, H., 2014, Proceedings of 2014 4th IEEE International Workshop on Low Temperature Bonding for 3D Integration, LTB-3D 2014. IEEE Computer Society, p. 16 1 p. 6886155

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

Semiconductor lasers
Adhesives
Beam propagation method
Magnetooptical effects
Waveguides
3 Citations (Scopus)

Design of polarization-independent optical isolator with amorphous silicon waveguide

Shoji, Y., Miura, K., Okada, Y., Yokoi, H. & Mizumoto, T., 2014 Nov 18, IEEE International Conference on Group IV Photonics GFP. IEEE Computer Society, p. 171-172 2 p. 6961974

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

Amorphous silicon
Waveguides
Polarization
Magnetooptical effects
Garnets

Novel a-Si on garnet nonreciprocal phase shift optical isolator with Te mode operation

Ishida, E., Miura, K., Shoji, Y., Yokoi, H., Mizumoto, T., Nishiyama, N. & Arai, S., 2014 Jul 21, Optical Fiber Communication Conference, OFC 2017. OSA - The Optical Society, Vol. Part F40-OFC 2017.

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

Garnets
Optical waveguides
Amorphous silicon
Phase shift

Optical isolator with amorphous silicon waveguide core on magneto-optical garnet

Miura, K., Hirasawa, T., Kang, J., Shoji, Y., Okada, Y., Yokoi, H., Nishiyama, N., Arai, S. & Mizumoto, T., 2014 Nov 18, IEEE International Conference on Group IV Photonics GFP. IEEE Computer Society, p. 116-117 2 p. 6961954

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

Garnets
Plasma enhanced chemical vapor deposition
Amorphous silicon
Waveguides
2013

Hybrid integration of laser diode and magneto-optic waveguides based on adhesive bonding

Yokoi, H., Myouenzono, I. & Tamura, D., 2013, 2013 IEEE Photonics Society Summer Topical Meeting Series, PSSTMS 2013. p. 215-216 2 p. 6614501

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

Magnetooptical effects
Semiconductor lasers
Adhesives
Waveguides
Beam propagation method

Strip-loaded waveguide optical isolator employing nonreciprocal guided-radiation mode conversion

Yokoi, H. & Takaki, K., 2013, ECS Transactions. 33 ed. Electrochemical Society Inc., Vol. 45. p. 61-66 6 p.

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

Magnetooptical effects
Optical waveguides
Waveguides
Radiation
Fabrication
4 Citations (Scopus)

Waveguide optical triplexer with cascaded multi-mode interference couplers

Yokote, R., Kojima, Y. & Yokoi, H., 2013, 2013 18th OptoElectronics and Communications Conference Held Jointly with 2013 International Conference on Photonics in Switching, OECC/PS 2013. 6597557

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

Beam propagation method
Optical waveguides
Silicon
Substrates
2012

Adhesive bonding for integrating laser diode and optical isolator

Yokoi, H., Myouenzono, I. & Ichishima, N., 2012, Proceedings of 2012 3rd IEEE International Workshop on Low Temperature Bonding for 3D Integration, LTB-3D 2012. p. 91 1 p. 6238057

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

Semiconductor lasers
Adhesives

Integrating laser diode and optical isolator by photosensitive adhesive bonding

Yokoi, H., Ichishima, N. & Myouenzono, I., 2012, ECS Transactions. 7 ed. Vol. 50. p. 393-398 6 p.

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

Semiconductor lasers
Adhesives
Waveguides
Magnetooptical effects
Garnets
2011
2 Citations (Scopus)

Design of optical isolator with sputter-deposited Si layer employing nonreciprocal radiation-mode conversion

Yokoi, H., Yamaguchi, K. & Uchiumi, Y., 2011 Jul, In : Japanese Journal of Applied Physics. 50, 7 PART 1, 078001.

Research output: Contribution to journalArticle

Magnetooptical effects
isolators
Garnets
Waveguides
Radiation

Design of optical isolator with sputter-deposited Si layer employing nonreciprocal radiaton-mode conversion

Yokoi, H., Yamaguchi, K. & Uchiumi, Y., 2011 Jul 20, In : Japanese Journal of Applied Physics. 50, p. 078001-1-078001-2

Research output: Contribution to journalArticle

Design of optical isolator with tio 2 / (cey) 3fe 5o 12 guiding layer

Yokoi, H., Ikeya, S. & Imada, T., 2011, Materials Research Society Symposium Proceedings. Vol. 1291. p. 27-31 5 p.

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

Magnetooptical effects
isolators
Phase shift
Waveguides
Magnetic fields

Design of optical triplexer with cascaded mulit-mode interference couplers

Ikeya, S., Yokoi, H., Kawasaki, T. & Hoshi, T., 2011 Sep 5, In : 11th International Conf. on Numerical Simulation of Optoelectronic Devices.

Research output: Contribution to journalArticle

Garnet photonics toward developing laser diode integrated with optical isolator with Si guiding layer

Yokoi, H., Igarashi, S., Uchiumi, Y. & Tani, K., 2011 Mar, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 8, 3, p. 1071-1074 4 p.

Research output: Contribution to journalArticle

isolators
garnets
magneto-optics
semiconductor lasers
photonics
2010

Design of optical isolator with TiO2 / (CeY)3Fe5O12 guiding layer

Yokoi, H., Ikeya, S. & Imada, T., 2010 Nov 30, In : Technial Digest on Materials Research Society’s 2010 Fall Meeting.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Interferometric optical isolator with air/Si/magnetic-garnet waveguide operated in unidirectional magnetic field

Yokoi, H., Igarashi, S. & Uchiumi, Y., 2010 May, In : Japanese Journal of Applied Physics. 49, 5 PART 1, p. 580021-580022 2 p.

Research output: Contribution to journalArticle

isolators
Garnets
garnets
Waveguides
Magnetic fields
2009
10 Citations (Scopus)

Sputter-Deposited Si layer for optical isolator with si guiding layer

Yokoi, H., Sasaki, K. & Aiba, T., 2009 Jun, In : Japanese Journal of Applied Physics. 48, 6, 062202.

Research output: Contribution to journalArticle

isolators
Garnets
garnets
Phase shift
Magnetooptical effects
2008
16 Citations (Scopus)

Calculation of nonreciprocal phase shift in magneto-optic waveguides with Ce: YIG layer

Yokoi, H., 2008 Oct, In : Optical Materials. 31, 2, p. 189-192 4 p.

Research output: Contribution to journalArticle

Magnetooptical effects
yttrium-iron garnet
magneto-optics
Phase shift
Waveguides

Calculation of nonreciprocal phase shift in magneto-optic waveguides with Ce:YIG layer

Yokoi, H., 2008 Dec 1, In : Optical Materials. 31, p. 189-192

Research output: Contribution to journalArticle

1 Citation (Scopus)

Generation of sub-30 fs pulses from a mode-locked ytterbium fiber laser oscillator with phase compensation

Zhou, X., Yoshitomi, D., Kobayashi, Y., Tani, S., Yokoi, H. & Torizuka, K., 2008, 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS. 4551036

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

Ytterbium
Fiber lasers
Laser modes
Prisms
Ultrashort pulses
212 Citations (Scopus)

Magneto-optical isolator with silicon waveguides fabricated by direct bonding

Shoji, Y., Mizumoto, T., Yokoi, H., Hsieh, I. W. & Osgood, R. M., 2008, In : Applied Physics Letters. 92, 7, 071117.

Research output: Contribution to journalArticle

isolators
phase shift
waveguides
yttrium-iron garnet
magneto-optics

Magneto-optical isolator with SOI waveguide

Shoji, Y., Yokoi, H., Hsieh, I. W., Osgood, R. M. & Mizumoto, T., 2008, OFC/NFOEC 2008 - 2008 Conference on Optical Fiber Communication/National Fiber Optic Engineers Conference. 4528581

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

social isolation
Waveguides
Magnetooptical effects
Garnets
Phase shift
2 Citations (Scopus)

Optical isolator with Si guiding layer fabricated by uv-activated bonding

Yokoi, H. & Sasaki, K., 2008, ECS Transactions. 8 ed. Vol. 16. p. 155-161 7 p.

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

Wafer bonding
Magnetooptical effects
Garnets
Phase shift
Waveguides

Optical isolator with TiO2/magnetic garnet waveguide employing nonreciprocal phase shift

Yokoi, H., Kono, H., Sekine, K., Shoji, Y. & Mizumoto, T., 2008, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 5, 10, p. 3373-3375 3 p.

Research output: Contribution to journalArticle

isolators
garnets
phase shift
magneto-optics
waveguides

Optical isolator with TiO2/magnetic garnet waveguide employing nonreciprocal phase shift

Yokoi, H., 2008 Jun 1, In : Physica Status Solidi. 5, p. 3373-3375

Research output: Contribution to journalArticle

2 Citations (Scopus)

UV-activated bonding between magnetic garnet and Si for optical isolator with Si guiding layer

Yokoi, H. & Sasaki, K., 2008 Oct 14, In : Electrochem. Soc. Trans.. 16, p. 155-161

Research output: Contribution to journalArticle

2007

Coupling characteristics of three-guide tapered coupler for interferometric optical isolator with Si guiding layer

Yokoi, H., Shoji, Y. & Mizumoto, T., 2007, Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS. p. 464-465 2 p. 4054258

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

Phase shift
isolators
Phase shifters
Interferometers
elimination
interferometers

Laser-mode dynamics measurement and control of modelocked Er-fiber lasers

Kobayashi, Y., Yoshitomi, D., Sakakibara, Y., Kataura, H., Takada, H., Kakehata, M., Torizuka, K., Onuma, T., Yokoi, H., Sekiguchi, T. & Nakamura, S., 2007, Conference on Lasers and Electro-Optics, 2007, CLEO 2007. 4452625

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

Fiber lasers
Laser modes
Linewidth
Lasers

Laser-mode dynamics measurement and control of mode-locked er-fiber lasers

Kobayashi, Y., Yoshitomi, D., Sakakibara, Y., Kataura, H., Takada, H., Kakehata, M., Torizuka, K., Onuma, T., Yokoi, H., Sekiguchi, T. & Nakamura, S., 2007, Optics InfoBase Conference Papers. Optical Society of America

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

Mode-locked fiber lasers
laser modes
Laser modes
fiber lasers
synchronism