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Dive into the research topics where Norio Yoshikawa is active.

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Featured researches published by Norio Yoshikawa.


ieee international magnetics conference | 1999

Radially oriented high energy product Nd-Fe-B ring magnets

Norio Yoshikawa; Takahiko Iriyama; Hiyoshi Yamada; Yasuaki Kasai; Viswanathan Panchanathan

This paper deals with the extruded radially oriented magnets made from rapidly solidified Nd-Fe-B material. The effect of chemical composition on the magnetic properties and hot workability was studied for various compositions in Nd-Fe-Co-Ga-B system. The composition ranges of Nd and B which shows maximum energy product and hot workability were determined.


Archive | 1993

Rotor provided with a ring-shaped magnet

Makoto Saito; Yasuaki Kasai; Hiyoshi Yamada; Norio Yoshikawa


Archive | 1991

METHOD OF FORMING THIN-WALLED ELONGATED CYLINDRICAL COMPACT FOR A MAGNET

Teruo Watanabe; Yasuaki Kasai; Hiyoshi Yamada; Norio Yoshikawa; Yutaka Yoshida


Archive | 1990

Method and apparatus for producing anisotropic rare earth magnet

Makoto Saito; Teruo Watanabe; Shinichiro Yahagi; Yasuaki Kasai; Norio Yoshikawa; Yutaka Yoshida; Toshiya Kinami; Hiyoshi Yamada


Archive | 1991

Rare earth magnet alloys with excellent hot workability

Viswanathan Panchanathan; Teruo Watanabe; Yasuaki Kasai; Norio Yoshikawa; Yutaka Yoshida


Archive | 1992

Radial anisotropic ring magnet with a sinusoidal waveform and producing method thereof

Yasuaki Kasai; Hiyoshi Yamada; Norio Yoshikawa


Archive | 1989

Manufacture of radial anisotropic ndfeb magnet

Yasumasa Kasai; Toshiya Kinami; Teruo Watanabe; Hiyoshi Yamada; Yutaka Yoshida; Norio Yoshikawa


Archive | 1993

Method for producing anisotropic rare earth magnet

Yasuaki Kasai; Hiyoshi Yamada; Norio Yoshikawa


Archive | 1992

Anisotropic rare earth-iron permanent magnet and manufacture thereof

Yasumasa Kasai; Hiyoshi Yamada; Norio Yoshikawa


Archive | 1991

Method of forming thin-walled and long-sized cylindrical compact for magnet

Teruo Watanabe; Hiyoshi Yamada; Norio Yoshikawa; Yutaka Yoshida

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