Concepedia

J. Koyama

JK

32

Publications

1.3K

Citations

18

H-Index

1974

Active since

Affiliations

The University of Osaka(Current)

J. Koyama is an author at The University of Osaka specializing in engineering, photonics, and optoelectronics.

Top concepts

EngineeringPhotonicsOptoelectronicsOptical PropertiesApplied PhysicsOptical MaterialsWaveguidesFiber OpticsInstrumentationElectrical Engineering

Publications per year

1974–1991

32

Publications

32

An integrated-optic disk pickup device

Shogo Ura, Toshiaki Suhara, Hiroshi Nishihara et al. · Journal of Lightwave Technology · 1986 · 173 citations

Photonics, Engineering, Optical Transmission System +14

Blazed gratings and Fresnel lenses fabricated by electron-beam lithography

Toshiharu Fujita, Hiroshi Nishihara, J. Koyama · Optics Letters · 1982 · 167 citations

Fabrication of micro lenses using electron-beam lithography

Toshiharu Fujita, Hiroshi Nishihara, J. Koyama · Optics Letters · 1981 · 99 citations

Optical Design, Micro Lenses, Optical Materials +14

Waveguide holograms: A new approach to hologram integration

Toshiaki Suhara, Hiroshi Nishihara, J. Koyama · Optics Communications · 1976 · 82 citations

Photonics, Holography, Engineering +7

Optical-fiber laser Doppler velocimeter for high-resolution measurement of pulsatile blood flows

H. Nishihara, J. Koyama, Noritake Hoki et al. · Applied Optics · 1982 · 66 citations

Engineering, Measurement, Education +20

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