a 한국자동차연구원 첨단구조소재연구센터
b 한양대학교 신소재공학부
c 국민대학교 신소재공학과
a Metallic Material R&D Center, Korea Automotive Technology Institute, Cheonan-si, Republic of Korea
b Department of Materials Science & Engineering, Hanyang University, Seoul, Republic of Korea
c School of Materials Science and Engineering, Kookmin University, Seoul, Republic of Korea
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