Microstructure of fine-grained Nd–Fe–B sintered magnets with high coercivity

H. Sepehri‐Amin, Yasuhiro Une, Tadakatsu Ohkubo, +2

Scripta Materialia

Materials ScienceMagnetismMagnetic PropertiesFerromagnetismEngineering +7

Effect of carbon on the coercivity and microstructure in fine-grained Nd–Fe–B sintered magnet

Taisuke Sasaki, Tadakatsu Ohkubo, Yasuhiro Une, +3

Acta Materialia

Materials ScienceMagnetismMagnetic PropertiesFerromagnetismFine-grained Nd–fe–b +7

Substantial coercivity enhancement in Dy-free Nd-Fe-B sintered magnet by Dy grain boundary diffusion

Zhanjia Wang, Taisuke Sasaki, Yasuhiro Une, +2

Acta Materialia

Materials ScienceMagnetismMagnetic PropertiesFerromagnetismEngineering +11

Preparation of ultrafine jet-milled powders for Nd-Fe-B sintered magnets using hydrogenation–disproportionation–desorption–recombination and hydrogen decrepitation processes

Michihide Nakamura, Masashi Matsuura, Nobuki Tezuka, +4

Applied Physics Letters

Magnetic PropertiesEngineeringHydrogen Decrepitation ProcessesChemistryMagnetic Materials +16

Correlative multi-scale characterization of a fine grained Nd–Fe–B sintered magnet

Taisuke Sasaki, Tadakatsu Ohkubo, K. Hono, +2

Ultramicroscopy

Materials ScienceMicro-magnetic ModelingMagnetic PropertiesMagnetismMagnetic Systems +12

Microstructure evaluation for Dy-free Nd-Fe-B sintered magnets with high coercivity

Ryota Goto, M. Matsuura, Satoshi Sugimoto, +3

Journal of Applied Physics

Magnetic PropertiesEngineeringMagnetic ResonanceGrain SizeMagnetoelastic Materials +18

The origin of coercivity enhancement in newly prepared high coercivity Dy-free Nd-Fe-B sintered magnets

Kurima Kobayashi, Kimiko Urushibata, Yasuhiro Une, +1

Journal of Applied Physics

Magnetic PropertiesEngineeringMagnetic ResonanceMagnetoelastic MaterialsMagnetic Materials +22

Evaluation of the Microstructural Contribution to the Coercivity of Fine-Grained Nd–Fe–B Sintered Magnets

Togo Fukada, Masashi Matsuura, Ryota Goto, +4

MATERIALS TRANSACTIONS

Magnetic PropertiesEngineeringFine-grained NdMicrostructural ContributionB Sintered Magnets +19

Origin of the coercivity difference in Nd-Fe-B sintered magnets processed from hydrogenation-disproportionation-desorption- recombination powder and jet-milled powder

Xinxin Xu, Taisuke Sasaki, Yasuhiro Une, +4

Acta Materialia

Materials EngineeringMaterials ScienceMagnetic PropertiesFerromagnetismMagnetism +11

Real picture of magnetic domain dynamics along the magnetic hysteresis curve inside an advanced permanent magnet

Makoto Takeuchi, Motohiro Suzuki, Shintaro Kobayashi, +9

NPG Asia Materials

Magnetic PropertiesEngineeringMagnetic ResonanceMagnetic TexturesMagnetoelastic Materials +28