Concepedia

Koichi Hirota

KH

33

Publications

1.6K

Citations

21

H-Index

1992

Active since

Affiliations

Japan Atomic Energy Agency(Current)

Advanced Science Research Center

ShinEtsu Chemical (Japan)

Tohoku University

Saga University

Koichi Hirota is an author at Japan Atomic Energy Agency specializing in engineering, chemical engineering, and chemistry.

Top concepts

EngineeringChemical EngineeringChemistryMaterial ScienceChemical KineticsCatalysisEnvironmental EngineeringRecyclingWaste ManagementOrganic Chemistry

Publications per year

1992–2011

33

Publications

33

Coercivity Enhancement by the Grain Boundary Diffusion Process to Nd–Fe–B Sintered Magnets

Koichi Hirota, Hajime Nakamura, T. Minowa et al. · IEEE Transactions on Magnetics · 2006 · 353 citations

Magnetic Properties, Engineering, Magnetoelastic Materials +16

Magnetic properties of extremely small Nd-Fe-B sintered magnets

Hajime Nakamura, Koichi Hirota, Masayuki Shimao et al. · IEEE Transactions on Magnetics · 2005 · 312 citations

Magnetic Properties, Engineering, Mechanical Engineering +17

Coercivity distributions in Nd–Fe–B sintered magnets produced by the grain boundary diffusion process

Hajime Nakamura, Koichi Hirota, T. Ohashi et al. · Journal of Physics D Applied Physics · 2011 · 71 citations

Materials Science, Magnetism, Ferromagnetism +14

Electrochemical deoxidation of RE–O (RE=Gd, Tb, Dy, Er) solid solutions

Koichi Hirota, Toru H. Okabe, Fumio Saito et al. · Journal of Alloys and Compounds · 1999 · 70 citations

Materials Science, Environmental Electrochemistry, Chemical Engineering +6

Thermodynamic properties of oxygen in RE–O (RE=Gd, Tb, Dy, Er) solid solutions

Toru H. Okabe, Koichi Hirota, Eiki Kasai et al. · Journal of Alloys and Compounds · 1998 · 63 citations

Materials Science, Thermodynamic Modelling, Engineering +8

Rows per page

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