本发明公开了一种核‑壳空心结构ZnCo2S4纳米球电极材料及其制备方法，属于功能材料制备技术领域。本发明以硝酸锌、硝酸钴为原料，甘油、异丙醇为溶剂，首先采用溶剂热法制备出实心球形Zn‑Co醇盐前驱体，然后该前驱体在硫代乙酰胺的乙醇溶液中经过硫化，得到核‑壳空心结构ZnCo2S4纳米球电极材料。其比表面积高达117.3 m2 g‑1,该电极材料应用于超级电容器中时，在电流密度为2.0 A g‑1，其电容量高达1045.3 F g‑1，在6.0 A g‑1下，经过5000次连续充放电循环后，电容量仍保持95.5%，这表明该核‑壳空心结构ZnCo2S4纳米球电极材料具有良好的储电特性。
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