在1 mol/L 的KOH水溶液中,以电沉积法制备的Ni-Co-P、Ni-W-P合金为阴极,测量析氢时的极化曲线,结果表明:与Ni电极相比,N i-W-P合金电极上氢析出的电势正移200多毫伏,即Ni-W-P合金电极具有较高的析氢电催化活性.通过SEM和XPS分析探讨了Ni电极中引入W和P元素对析氢催化活性的影响.
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