정덕수 C. V. Owen O. Buck 2024-01-22T01:33:17Z 2024-01-22T01:33:17Z 2022-01-10 1987-05 https://pubs.kist.re.kr/handle/201004/147718 Grain size and hydrogen concentration effects on the ductility return in a refractory alloy. Article 3 Metallurgical transactions A, v.18A, no.5, pp.857 - 863 Metallurgical transactions A 18A 5 857 863 V-Nb alloy H-embrittlement ductility return grain size hydrogen concentration