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Showing results 1 to 17 of 17

Conference
Application of dry-coated Pr-LRE-Tb-Al-Cu alloys to improve magnetic properties in Nd-Fe-B sintered magnets using grain boundary diffusion process
  • Lee, Dong Hyun ; 
  • Kim, Seong Chan ; 
  • Jeong, Hyeonjong ; 
  • Baek, Juyoung ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Chung, Seok-Hwan ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Roh, Jong Wook ; 
    • et al
  • 2025-11-27
  • 2025년 한국자기학회 동계학술대회, pp.198
  • 한국자기학회
  • View : 173
  • Download : 0
Article
Coercivity and thermal stability enhancement of Nd-Fe-B sintered magnets by grain boundary diffusion with Tb-Al-Cu alloys
  • Lee, Dong Hyun ; 
  • Kim, Seong Chan ; 
  • Kim, Jaehyuk ; 
  • Baek, Ju-Young ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Kim, Sumin ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Do, Dalhyun ; 
    • et al
  • 2024-08
  • Lee, Dong Hyun. (2024-08). Coercivity and thermal stability enhancement of Nd-Fe-B sintered magnets by grain boundary diffusion with Tb-Al-Cu alloys. Materialia, 36. doi: 10.1016/j.mtla.2024.102161
  • Elsevier
  • View : 276
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Article
Dependence of magnetic performance on coating method in grain boundary diffusion processed Nd-Fe-B sintered magnets
  • Kim, Jaehyuk ; 
  • Jang, Ye Ryeong ; 
  • Lee, Dong Hyun ; 
  • Kim, Seong Chan ; 
  • Baek, Ju-Young ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Kim, Sumin ; 
  • Roh, Jong Wook ; 
  • Lee, Wooyoung ; 
    • et al
  • 2024-03
  • Kim, Jaehyuk. (2024-03). Dependence of magnetic performance on coating method in grain boundary diffusion processed Nd-Fe-B sintered magnets. Materials Today Communications, 38. doi: 10.1016/j.mtcomm.2023.108004
  • Elsevier BV
  • View : 526
  • Download : 0
Conference
Development of Dy-LRE-Zn-Cu Low-Melting Diffusion Sources for Efficient Coercivity Enhancement in Nd-Fe-B Magnets
  • Jeong, Hyeonjong ; 
  • Lee, Dong Hyun ; 
  • Ha, Jung Woo ; 
  • Baek, Juyoung ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Chung, Seok-Hwan ; 
  • Galkin, Vitalii ; 
    • et al
  • 2025-06-03
  • 2025년 한국자기학회 하계학술대회, pp.104
  • 한국자기학회
  • View : 106
  • Download : 0
Conference
Enhancement of Magnetic Properties in Anisotropic Nd-Fe-B Sintered Magnets Fabricatied by Spark Plasma Sintering
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Ha, Jung Woo ; 
  • Bae, Kyoung-Hoon ; 
  • Roh, Jong Wook ; 
  • Baek, Juyoung ; 
  • Kim, Jong Tae ; 
  • Yun, Tae-Young ; 
  • Chung, Seok-Hwan ; 
  • Kim, Jeongmin ; 
    • et al
  • 2025-11-26
  • 2025년 한국자기학회 동계학술대회, pp.107
  • 한국자기학회
  • View : 166
  • Download : 0
Article
Enhancing Thermoelectric Properties of Bi0.4Sb1.6Te3 by Embedding SiO2 Nanoparticles
  • Park, Jungmin ; 
  • Ye, Sung Wook ; 
  • Kim, Jong Ryeol ; 
  • Lee, Dong Hyun ; 
  • Seo, Sehoon ; 
  • Yoo, Hyesun ; 
  • Kim, Jeongmin ; 
  • Hyun, Dong Choon ; 
  • Roh, Jong Wook
  • 2026-02
  • ACS Applied Energy Materials, v.9, no.4, pp.2288 - 2295
  • AMER CHEMICAL SOC
  • View : 126
  • Download : 0
Conference
Enhencement of magnetic properties of Tb-Al-Cu diffusion magnets depending on grain boundary diffusion process conditions
  • Lee, Dong Hyun ; 
  • Kim, Seong Chan ; 
  • Jeong, Hyeonjong ; 
  • Baek, Ju-Young ; 
  • Kim, Jaehyuk ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Do, Dalhyun ; 
  • Roh, Jong Wook ; 
  • Kim, Dong Hwan ; 
    • et al
  • 2024-05-29
  • Lee, Dong Hyun. (2024-05-29). Enhencement of magnetic properties of Tb-Al-Cu diffusion magnets depending on grain boundary diffusion process conditions. 2024년 한국자기학회 하계학술대회, 109–109.
  • 한국자기학회
  • View : 206
  • Download : 0
Conference
Grain Boundary Diffusion of Dy-LRE-Zn-Cu Sources for Improved Magnetic Properties of Nd-Fe-B Magnets
  • Jeong, Hyeonjong ; 
  • Lee, Dong Hyun ; 
  • Ha, Jung Woo ; 
  • Baek, Juyoung ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Chung, Seok-Hwan ; 
  • Galkin, Vitalii ; 
    • et al
  • 2025-11-26
  • 2025년 한국자기학회 동계학술대회, pp.111
  • 한국자기학회
  • View : 301
  • Download : 0
Article
Homogeneous core-shell structure formation in Nd-Fe-B sintered magnets through advanced spark plasma sintering and internal grain boundary diffusion
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Baek, Ju-Young ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Bae, Kyoung-Hoon ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Roh, Jong Wook ; 
  • Kim, Jeongmin ; 
    • et al
  • 2025-10
  • Journal of Alloys and Compounds, v.1041
  • Elsevier
  • View : 198
  • Download : 0
Conference
Improvement of coercivity and microstructure by internal grain boundary diffusion of SPSed Nd-Fe-B magnet
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Kim, Jaehyuk ; 
  • Ha, Jungwoo ; 
  • Bae, Kyoung-Hoon ; 
  • Roh, Jong Wook ; 
  • Do, Dalhyun ; 
  • Kim, Jong Tae ; 
  • Yun, Tae-Young ; 
  • Kim, Jeongmin ; 
    • et al
  • 2024-05-29
  • Kim, Seong Chan. (2024-05-29). Improvement of coercivity and microstructure by internal grain boundary diffusion of SPSed Nd-Fe-B magnet. 2024년 한국자기학회 하계학술대회, 115–115.
  • 한국자기학회
  • View : 276
  • Download : 0
Conference
Improvement of magnetic properties by grain boundary diffusion using dry coating of Tb-(Pr, LRE)-Al_Cu alloys in Nd-Fe-B sintered magnets
  • Lee, Dong Hyun ; 
  • Kim, Seong Chan ; 
  • Jeong, Hyeonjong ; 
  • Baek, Ju-Young ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Kim, Donghwan ; 
  • Lee, Sang Hyub ; 
  • Kim, Dong Hwan ; 
  • Roh, Jong Wook ; 
    • et al
  • 2024-11-28
  • Lee, Dong Hyun. (2024-11-28). Improvement of magnetic properties by grain boundary diffusion using dry coating of Tb-(Pr, LRE)-Al_Cu alloys in Nd-Fe-B sintered magnets. 2024년 한국자기학회 동계학술대회, 199–199.
  • 한국자기학회
  • View : 258
  • Download : 0

Improving the magnetic properties of Nd–Fe–B sintered magnets by the grain boundary diffusion of Pr-LRE-Tb-Cu-Al (LRE = None, La, Nd, and Ce) alloys using stamp coating

Article
Improving the magnetic properties of Nd–Fe–B sintered magnets by the grain boundary diffusion of Pr-LRE-Tb-Cu-Al (LRE = None, La, Nd, and Ce) alloys using stamp coating
  • Lee, Dong Hyun ; 
  • Kim, Seong Chan ; 
  • Jeong, Hyeonjong ; 
  • Galkin, Vitalii ; 
  • Ha, Jung Woo ; 
  • Baek, Juyoung ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Chung, Seok-Hwan ; 
  • Kim, Sumin ; 
    • et al
  • 2026-03
  • Journal of Materials Research and Technology, v.41, pp.128 - 137
  • Elsevier
  • View : 256
  • Download : 20
Conference
Microstructural and magnetic properties of SPSed Nd-Fe-B magnets: effect of TbHx content in internal grain boundary diffusion
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Ha, Jung Woo ; 
  • Bae, Kyoung-Hoon ; 
  • Roh, Jong Wook ; 
  • Do, Dalhyun ; 
  • Kim, Jong Tae ; 
  • Yun, Tae-Young ; 
  • Chung, Seok-Hwan ; 
  • Kim, Jeongmin ; 
    • et al
  • 2025-06-03
  • 2025년 한국자기학회 하계학술대회, pp.98
  • 한국자기학회
  • View : 147
  • Download : 0
Conference
Microstructural Modification of Melt-Spun Ribbons by SPS and HP Process
  • Ha, Jung Woo ; 
  • Jeong, Hyeonjong ; 
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Baek, Juyoung ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Kim, Jaehyuk ; 
  • Chung, Seok-Hwan ; 
  • Kim, Jeongmin ; 
    • et al
  • 2025-11-26
  • 2025년 한국자기학회 동계학술대회, pp.114
  • 한국자기학회
  • View : 155
  • Download : 0
Conference
Microstructural observation of SPSed Nd-Fe-B magnet and interal grain boundary diffusion with TbH
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Ha, Jungwoo ; 
  • Kim, Jaehyuk ; 
  • Bae, Kyoung-Hoon ; 
  • Roh, Jong Wook ; 
  • Do, Dalhyun ; 
  • Kim, Jong Tae ; 
  • Yun, Tae-Young ; 
  • Chung, Seok-Hwan ; 
    • et al
  • 2024-11-28
  • Kim, Seong Chan. (2024-11-28). Microstructural observation of SPSed Nd-Fe-B magnet and interal grain boundary diffusion with TbH. 2024년 한국자기학회 동계학술대회, 200–200.
  • 한국자기학회
  • View : 250
  • Download : 0
Conference
Relation between the nanostructures and the magnetic properties of melt-spun Nd-Ce-Fe-B ribbon
  • Ha, Jung Woo ; 
  • Jeong, Hyeonjong ; 
  • Kim, Seong Chan ; 
  • Lee, Dong Hyun ; 
  • Baek, Juyoung ; 
  • Yun, Tae-Young ; 
  • Kim, Jong Tae ; 
  • Kim, Jaehyuk ; 
  • Chung, Seok-Hwan ; 
  • Kim, Jeongmin ; 
    • et al
  • 2025-06-03
  • 2025년 한국자기학회 하계학술대회, pp.99
  • 한국자기학회
  • View : 96
  • Download : 0
Article
Three-dimensional ternary NixCuyZnz(CO3)(OH)2 electrodes for supercapacitors: electrochemical properties and applications
  • 2023-03
  • Lee, Dong Hyun. (2023-03). Three-dimensional ternary NixCuyZnz(CO3)(OH)2 electrodes for supercapacitors: electrochemical properties and applications. Dalton Transactions, 52(11), 3333–3343. doi: 10.1039/d3dt00143a
  • Royal Society of Chemistry
  • View : 682
  • Download : 0
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