以吐温-80为分散剂,在超声波容器中采用沉淀法制备出了氢氧化镍。研究了反应体系在不同PH值下对粉体密度的影响,用XRD和TEM对样品进行了表征,将制得的纳米氢氧化镍与市售微米级球镍以6%的比例混合制成模拟电极并测试其电化学性能,结果表明所制备的材料为纳米级β-Ni(OH)2,微观形貌为针形,且复合模拟电极的放电容量达到256.7 mAh/g,比纯球镍电极提高11%。%With Tween-80 (C64H124026-80) as dispersant, Nickel hydroxide was prepared by precipitation method (powder S1)and supersonic precipitation method (powder $2) . The samples were characterized (through) using XRD and TEM.The prepared powder was added 'into
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