应用电化学方法研究了Ni-Fe-W合金的电沉积机理,并对Ni-Fe-W合金镀层的微观形貌和组成成分进行了表征.循环伏安测试表明,Ni-Fe-W合金电沉积是不可逆电极过程,且WO42-浓度的变化不改变电沉积机理;计时电流法研究表明,Ni-Fe-W合金在铜电极上的电结晶过程符合三维瞬时成核的生长机理;SEM和EDS结果表明,Ni-Fe-W合金镀层由纳米级的小颗粒组成,合金的组成为Ni 58.76%,Fe 32.72%,W 8.52%(原子数分数,后同).
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