Research Output 1994 2017

  • 573 Citations
  • 10 h-Index
  • 60 Article
  • 41 Conference contribution
  • 1 Chapter
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Article
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: Research - peer-reviewArticle

Antiferromagnetic materials
Magnetoelectric effects
Composite structures
Ferroelectric materials
Magnetic fields
1 Citations

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: Research - peer-reviewArticle

isolators
garnets
phase shift
waveguides
directional couplers
2015
1 Citations

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: Research - peer-reviewArticle

isolators
yttrium-iron garnet
polarization
Polarization
converters
2011
2 Citations

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: Research - peer-reviewArticle

Magnetooptical effects
Garnets
Waveguides
Radiation
isolators

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: Research - peer-reviewArticle

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: Research - peer-reviewArticle

isolators
garnets
semiconductor lasers
photonics
magneto-optics
2010

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: Research - peer-reviewArticle

Garnets
Waveguides
Magnetic fields
Air
isolators
2009
6 Citations

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: Research - peer-reviewArticle

Garnets
isolators
garnets
Phase shift
Waveguides
2008
9 Citations

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: Research - peer-reviewArticle

yttrium-iron garnet
magneto-optics
phase shift
waveguides
Magnetooptical effects

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: Research - peer-reviewArticle

167 Citations

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: Research - peer-reviewArticle

isolators
phase shift
waveguides
silicon
yttrium-iron garnet

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: Research - peer-reviewArticle

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: Research - peer-reviewArticle

isolators
garnets
phase shift
waveguides
magneto-optics

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: Research - peer-reviewArticle

2007
isolators
elimination
Phase shifters
Interferometers
interferometers
2006

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

Yokoi, H., Shoji, Y., Suzuki, T., Nishimura, N. & Mizumoto, T. 2006 Aug 4 In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 45, 8 A, p. 6323-6325 3 p.

Research output: Research - peer-reviewArticle

isolators
couplers
Phase shift
phase shift

Interferometric optical isolator with Si guiding layer fabricated by wafer bonding

Yokoi, H. 2006 Dec In : Journal of Luminescence. 121, 2 SPEC. ISS., p. 391-393 3 p.

Research output: Research - peer-reviewArticle

isolators
magneto-optics
wafers
waveguides
Wafer bonding
1 Citations
isolators
garnets
waveguides
magnetic fields
Garnets

Mach-Zehnder interferometer with Si wire waveguides for ultracompact optical isolator

Shoji, Y., Yokoi, H. & Mizumoto, T. 2005 Oct 31 In : Technical Digest on 11th Microoptics Conference.

Research output: Research - peer-reviewArticle

3 Citations
isolators
garnets
waveguides
configurations
Garnets
2004
7 Citations
Magnetooptical effects
Phase shift
Waveguides
phase shift
waveguides

Demonstration of interferometric optical isolator operated under unidirectional magnetic field

Yokoi, H., Shoji, Y., Shin, E. & Mizumoto, T. 2004 Jul 13 In : Technical Digest on OECC/COIN 2004. p. 362-363

Research output: Research - peer-reviewArticle

1 Citations
isolators
magneto-optics
oxidation
augmentation
Magnetooptical effects
2 Citations

Fabrication of semiconductor laser for integration with optical isolator

Sakurai, K., Yokoi, H., Mizumoto, T., Miyashita, D. & Nakano, Y. 2004 Apr In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 43, 4 A, p. 1388-1392 5 p.

Research output: Research - peer-reviewArticle

isolators
semiconductor lasers
fabrication
Semiconductor lasers
Fabrication
2 Citations

Fabrication of semiconductor laser for integration with optical isolator

Sakurai, K., Yokoi, H., Mizumoto, T., Miyashita, D. & Nakano, Y. 2004 Apr 1 In : Japanese Journal of Applied Physics. 43, p. 1388-1392

Research output: Research - peer-reviewArticle

10 Citations

Interferometric optical isolator employing a nonreciprocal phase shift operated in a unidirectional magnetic field

Yokoi, H., Shoji, Y., Shin, E. & Mizumoto, T. 2004 Aug 20 In : Applied Optics. 43, 24, p. 4745-4752 8 p.

Research output: Research - peer-reviewArticle

isolators
phase shift
magnetic fields
isolation
interferometers
3 Citations
isolators
couplers
interference
magnetic fields
Magnetic fields
2003

Mode conversion optical isolator fabricated by wafer bonding

Hideki, H., Yokoi, Y., Mizumoto, T. & Iwasaki, H. 2003 Apr 30 In : The Electrochemical Society.

Research output: Research - peer-reviewArticle

60 Citations

Optical nonreciprocal devices with a silicon guiding layer fabricated by wafer bonding

Yokoi, H., Mizumoto, T. & Shoji, Y. 2003 Nov 20 In : Applied Optics. 42, 33, p. 6605-6612 8 p.

Research output: Research - peer-reviewArticle

wafers
silicon
magneto-optics
garnets
waveguides

Optical nonreciprocal devices with a silicon guiding layer fabricated by wafer bounding.

Yokoi, H., Mizumoto, T. & Shoji, Y. 2003 Nov 20 In : Applied Optics. 42, p. 6605-6612

Research output: Research - peer-reviewArticle

2 Citations
Surface micromachining
Magnetooptical effects
Waveguides
Semiconductor materials
isolators
2002
3 Citations

Elimination of a back-reflected TE mode in a TM-mode optical isolator with a Mach-Zehnder interferometer

Yokoi, H., Mizumoto, T., Kuroda, S., Ohtsuka, T. & Nakano, Y. 2002 Nov 20 In : Applied Optics. 41, 33, p. 7045-7051 7 p.

Research output: Research - peer-reviewArticle

isolators
Mach-Zehnder interferometers
elimination
optical paths
extinction
11 Citations

Nonreciprocal TE-TM mode converter with semiconductor guiding layer

Yokoi, H., Mizumoto, T. & Iwasaki, H. 2002 Dec 5 In : Electronics Letters. 38, 25, p. 1670-1672 3 p.

Research output: Research - peer-reviewArticle

Semiconductor materials
Air
Garnets
Waveguides
Oxides
2001
2 Citations

Integration of terraced laser diode and garnet crystals by wafer direct bonding

Yokoi, H., Waniishi, T., Mizumoto, T., Shimizu, M., Sakurai, K., Futakuchi, N. & Nakano, Y. 2001 May In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 40, 5 A, p. 3463-3467 5 p.

Research output: Research - peer-reviewArticle

garnets
semiconductor lasers
wafers
crystals
Garnets
6 Citations

Selective oxidation for enhancement of magneto-optic effect in optical isolator with semiconductor guiding layer

Yokoi, H., Mizumoto, T., Masaki, H., Futakuchi, N., Ohtsuka, T. & Nakano, Y. 2001 Feb 15 In : Electronics Letters. 37, 4, p. 240-241 2 p.

Research output: Research - peer-reviewArticle

Magnetooptical effects
Waveguides
Semiconductor materials
Oxidation
Phase shifters
2000
109 Citations

Demonstration of an optical isolator with a semiconductor guiding layer that was obtained by use of a nonreciprocal phase shift

Yokoi, H., Mizumoto, T., Shinjo, N., Futakuchi, N. & Nakano, Y. 2000 Nov 20 In : Applied Optics. 39, 33, p. 6158-6164 7 p.

Research output: Research - peer-reviewArticle

isolators
phase shift
magneto-optics
couplers
isolation
1999
21 Citations

Analysis of GaInAsP surfaces by contact-angle measurement for wafer direct bonding with garnet crystals

Yokoi, H., Mizumoto, T., Shimizu, M., Waniishi, T., Futakuchi, N., Kaida, N. & Nakano, Y. 1999 Aug 15 In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 38, 8 B, p. 4780-4783 4 p.

Research output: Research - peer-reviewArticle

Garnets
Angle measurement
Contact angle
Crystals
garnets

Contact angle measurement of wafer surfaces for integrating laser diode and optical isolator by wafer bonding

Yokoi, H., Mizumoto, T., Shimizu, M., Waniishi, T., Futakuchi, N., Kaida, N. & Nakano, Y. 1999 Oct 19 In : The Electrochemical Society.

Research output: Research - peer-reviewArticle

34 Citations

Demonstration of an optical isolator by use of a nonreciprocal phase shift

Yokoi, H., Mizumoto, T., Takano, T. & Shinjo, N. 1999 Dec 20 In : Applied Optics. 38, 36, p. 7409-7413 5 p.

Research output: Research - peer-reviewArticle

isolators
phase shift
couplers
interferometers
magnetic fields
7 Citations

Direct bonding between quaternary compound semiconductor and garnet crystals for integrated optical isolator

Yokoi, H., Mizumoto, T., Shimizu, M., Futakuchi, N., Kaida, N. & Nakano, Y. 1999 In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 38, 1, p. 195-197 3 p.

Research output: Research - peer-reviewArticle

isolators
garnets
crystals
Garnets
Semiconductor materials
9 Citations

Feasibility of integrated optical isolator with semiconductor guiding layer fabricated by wafer direct bonding

Yokoi, H., Mizumoto, T., Shinjo, N., Futakuchi, N., Kaida, N. & Nakano, Y. 1999 In : IEE Proceedings: Optoelectronics. 146, 2, p. 105-110 6 p.

Research output: Research - peer-reviewArticle

isolators
wafers
Phase shifters
Semiconductor materials
magneto-optics

Magnetic garnet-bonded III-V compound semiconductor for integrated optical isolator.

Yokoi, H., Mizumoto, T., Futakuchi, N., Kaida, N. & Nakano, Y. 1999 Apr 7 In : Materials Research Society.

Research output: Research - peer-reviewArticle

Selective area growth of garnet crystals by liquid-phase epitaxy

Yokoi, H. & Mizumoto, T. 1999 Dec 1 In : Materials Research Society.

Research output: Research - peer-reviewArticle