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Abstract:
采用脉冲电沉积法分别制备微晶镍(MC-Ni)、超细晶镍(UFG-Ni)和纳米镍(NC-Ni),其平均晶粒尺寸分别为2μm、120.7nm、22.4nm。室温单向拉伸试验结果表明:3种镍的屈服强度和抗拉强度随晶粒尺寸的减小而增大,与MC-Ni的塑性(11.1%)相比,UFG-Ni的塑性降至7.9%,但均匀应变值却比MC-Ni高,NC-Ni的塑性仅有4.1%。
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稀有金属材料与工程
Year: 2010
Issue: 09
Volume: 39
Page: 1614-1617
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
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