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采用可溶性阳极电刷镀的方法制备纳米晶Ni-Fe合金和纳米晶Ni镀层,用浸泡法和电化学极化法研究了纳米晶Ni、Ni-5.84%Fe和Ni-13.49%Fe镀层在3.5%NaCl和10%HCl溶液中的腐蚀行为.结果表明:通过此法制备的Ni和Ni-Fe合金镀层具有典型的纳米晶结构;随着含Fe量的增加,镀层的晶粒尺寸减小,硬度增加;所制备的纳米晶Ni-13.49%Fe合金镀层组织结构均匀致密,晶界处没有明显的孔洞或缺陷,晶界及三叉晶界处的原子错配度小,过渡均匀,其在3.5%NaCl溶液中的耐蚀性优于纳米晶Ni镀层,而在10%HCl溶液中的耐蚀性与纳米晶Ni镀层相当;纳米晶Ni和纳米晶Ni-Fe合金刷镀层在3.5%NaCl溶液中的腐蚀形态均为点蚀,而在10%HCl溶液中的腐蚀形态则为均匀腐蚀.
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稀有金属材料与工程
ISSN: 1002-185X
CN: 61-1154/TG
Year: 2009
Issue: 1
Volume: 38
Page: 151-156
0 . 1 6 1
JCR@2009
0 . 6 0 0
JCR@2023
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:4
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 2
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