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Sc 로 탈산시킨 Mo-0.5V 합금의 He 이온 조사거동
이기순,제주정태랑 대한금속재료학회(대한금속학회) 1992 대한금속·재료학회지 Vol.30 No.5
He ion bombardment behaviors of Mo-0.5V alloy scavenged by addition of 0.2wt% Sc was investigated by hardness measurement and transmission electron microscopy. The ion bombardment was carried out at two temperatures, 373K with 50MeV He ions and 1073K with 10MeV He ions. He ion bombardment-induced hardening was increased with increasing fluence in the range of 5.0×10^(20) to 1.8×10^(21) He^(++)/㎡ in the both of hardness plateau region and hardness peak region. No cavity was observed in the specimen bombarded at 1073K to a fluence of 1.2×10^(21) He^+/㎡, however a number of cavities were observed in the specimen post-bombardment annealed at 1473K for 1 hour.)