Author Page for Ki-Suk Lee

A Novel Two-Step Grain Boundary Diffusion Process Using TaF5 and Pr70Cu15Al10Ga5 for Realizing High-Coercivity in Nd-Fe-B-Sintered Magnets Without Use of Heavy Rare-Earth

Number of pages: 39 Posted: 30 Sep 2024

Seol-mi Lee, Ganghwi Kim, Ki-Suk Lee, Sumin Kim, Tae-Hoon Kim, Sang-hyub Lee, Dong-Hwan Kim, Wooyoung Lee and Jung-Goo Lee

Korea Institute of Materials Science, Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering, Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering, Korea Institute of Materials Science, Korea Institute of Materials Science, Star Group Ind. Co., Star Group Ind. Co., Yonsei University and Korea Institute of Materials Science

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Abstract:

2.

Shell formation and coercivity change in Pr-free and Pr-alloyed Nd-Fe-B sintered magnets via grain-boundary-diffusion-process using low-melting Pr-Cu-Al-Ga alloy

Downloads 83 (790,029)

2

Shell formation and coercivity change in Pr-free and Pr-alloyed Nd-Fe-B sintered magnets via grain-boundary-diffusion-process using low-melting Pr-Cu-Al-Ga alloy

Number of pages: 51 Posted: 29 Sep 2025

Sujin Lee, Ganghwi Kim, Sumin Kim, Tae-Hoon Kim, Kyoung-Hoon Bae, Dong-Hwan Kim, Ki-Suk Lee and Jung-Goo Lee

Korea Institute of Materials Science, Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering, Korea Institute of Materials Science, Korea Institute of Materials Science, Star Group Ind. Co., Star Group Ind. Co., Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering and Korea Institute of Materials Science

Downloads 42 (1,196,631)

Abstract:

Shell formation and coercivity change in Pr-free and Pr-alloyed Nd-Fe-B sintered magnets via grain-boundary-diffusion-process using low-melting Pr-Cu-Al-Ga alloy

Number of pages: 51 Posted: 29 Sep 2025

Sujin Lee, Ganghwi Kim, Sumin Kim, Tae-Hoon Kim, Kyoung-Hoon Bae, Dong-Hwan Kim, Ki-Suk Lee and Jung-Goo Lee

Korea Institute of Materials Science, Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering, Korea Institute of Materials Science, Korea Institute of Materials Science, Star Group Ind. Co., Star Group Ind. Co., Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering and Korea Institute of Materials Science

Downloads 41 (1,196,631)

Abstract:

3.

Degradation of Energy Product by Multidomain Reversal Mode

Number of pages: 9 Posted: 21 Apr 2022

Namkyu Kim, Hee-Sung Han, Chul-Jin Choi, Ki-Suk Lee and Jihoon Park

Korea Institute of Materials Science - Powder Materials Division, University of California, Berkeley - Center for X-ray Optics, Korea Institute of Materials Science - Powder Materials Division, Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering and Korea Institute of Materials Science - Powder Materials Division

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Ki-Suk Lee

Ulsan National Institute of Science and Technology (UNIST) - School of Materials Science and Engineering

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Scholarly Papers (3)

A Novel Two-Step Grain Boundary Diffusion Process Using TaF5 and Pr70Cu15Al10Ga5 for Realizing High-Coercivity in Nd-Fe-B-Sintered Magnets Without Use of Heavy Rare-Earth

Abstract:

Shell formation and coercivity change in Pr-free and Pr-alloyed Nd-Fe-B sintered magnets via grain-boundary-diffusion-process using low-melting Pr-Cu-Al-Ga alloy

Shell formation and coercivity change in Pr-free and Pr-alloyed Nd-Fe-B sintered magnets via grain-boundary-diffusion-process using low-melting Pr-Cu-Al-Ga alloy

Abstract:

Shell formation and coercivity change in Pr-free and Pr-alloyed Nd-Fe-B sintered magnets via grain-boundary-diffusion-process using low-melting Pr-Cu-Al-Ga alloy

Abstract:

Degradation of Energy Product by Multidomain Reversal Mode

Abstract: