Yoshiaki Hirai - Concepedia

Author

Yoshiaki Hirai

Tokyo Institute of Technology

Also Known As

Yoshiaki Hirai

Publications

778

Citations

H-Index

Concepts

All Affiliations

Tokyo Institute of Technology The University of Osaka Kanazawa Institute of Technology Kyushu Institute of Technology

About

Yoshiaki Hirai is an author at Tokyo Institute of Technology specializing in engineering, materials science, and applied physics.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	11	12	705
2	Applied Physics	8	8	537
3	Medicine	2	2	34
4	Health Sciences	1	1	32
5	Natural Sciences	1	1	47

Yoshiaki Hirai

Publications

739

Citations

H-Index

Page 1

	Year	Citations
Record Efficiency for Thin-Film Polycrystalline Solar Cells Up to 22.9% Achieved by Cs-Treated Cu(In,Ga)(Se,S)<sub>2</sub> Takuya Kato, Jyh-Lih Wu, Yoshiaki Hirai, IEEE Journal of Photovoltaics Thin Film PhysicsEngineeringEnergy EfficiencyPhotovoltaic DevicesThin Film Process Technology	2018	327
Numerical study of Cu(In,Ga)Se<sub>2</sub> solar cell performance toward 23% conversion efficiency Yoshiaki Hirai, Yasuyoshi Kurokawa, Akira Yamada Japanese Journal of Applied Physics EngineeringEnergy EfficiencyEnergy ConversionPhotovoltaic DevicesThin Film Process Technology	2013	77
Solid-State Postpolymerization of <scp>l</scp>-Lactide Promoted by Crystallization of Product Polymer: An Effective Method for Reduction of Remaining Monomer Kazuya SHINNO, Masatoshi Miyamoto, Yoshiharu Kimura, Macromolecules EngineeringPostpolymerization StageChemistryPolymersChemical Engineering	1997	67
Rhodium Catalyzed Hydrogenation of Quinolines and Isoquinolines under Water-Gas Shift Conditions Shun‐Ichi Murahashi, Yasushi Imada, Yoshiaki Hirai Bulletin of the Chemical Society of Japan Bioorganic ChemistryEngineeringOrganic ChemistryChemistryHeterocycle Chemistry	1989	47
Rhodium catalyzed hydrogenation of nitrogen heteroaromatics under water gas shift conditions. Selective synthesis of 1,2,3,4-tetrahydroquinolines and -formyl-1,2,3,4-tetrahydroisoquinolines Shun‐Ichi Murahashi, Yasushi Imada, Yoshiaki Hirai Tetrahedron Letters Chemical EngineeringEngineeringOrganic ChemistryOrganometallic CatalysisCatalysis	1987	44
Laser-stimulable transparent KCl:Eu crystals for erasable and rewritable optical memory utilizing photostimulated luminescence Hidehito Nanto, Kazuhiko Murayama, T. Usuda, Journal of Applied Physics Ultraviolet LightSingle CrystalsOptical MaterialsNm PslEngineering	1993	32
Control of valence band offset at CdS/Cu(In,Ga)Se<sub>2</sub>interface by inserting wide-bandgap materials for suppression of interfacial recombination in Cu(In,Ga)Se<sub>2</sub>solar cells Takahito Nishimura, Yoshiaki Hirai, Yasuyoshi Kurokawa, Japanese Journal of Applied Physics Wide-bandgap SemiconductorEngineeringConversion EfficiencyPhotovoltaic DevicesSe2 Interface	2015	28
A novel image storage sensor using photostimulated luminescence in SrS:Eu,Sm phosphor for electromagnetic waves such as X-rays, UV-rays and visible light Hidehito Nanto, Yoshiaki Hirai, Mitsuo Ikeda, Sensors and Actuators A Physical PhotonicsImage SensorPhotoelectric SensorVisible LightEngineering	1996	26
Effect of ultrasound application on skin metabolism of prednisolone 21-acetate. Tomohiro Hikima, Yoshiaki Hirai, Kakuji Tojo Pharmaceutical Research Medical UltrasoundSclerodermaMedicineCutaneous BiologySkin Pharmacology	1998	24
Fabrication of Cu(In,Ga)Se<sub>2</sub> solar cells with a single graded band profile Takahito Nishimura, Shunsuke Kasashima, Yoshiaki Hirai, physica status solidi (b) Materials ScienceSemiconductorsElectrical EngineeringElectronic DevicesCigs Solar Cells	2015	18

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