第45卷第3期(总第360期)电镀与精饰2023年3月普鲁士蓝类似物衍生负极材料储钾电化学性能研究都玲玲1,夏雅兵2,苏芸1,3*,王雁3,王亚清3,王斌3(1.新乡学院3D打印学院,新乡453000;2.新乡职业技术学院数控技术系,新乡453000;3.新乡学院物理与电子工程学院,新乡453000)摘要:通过常温离子交换制备出多孔普鲁士蓝类似物(FeZnCo-PB),然后高温退火处理获得衍生材料(FeZnCo-PB-500),并将其作为钾离子电池负极极材料。对目标产物进行了SEM、TEM、XRD、BET表征,研究了FeZnCo-PB-500电极材料的形貌和结构。FeZnCo-PB-500负极材料展现出优异的储钾性能(长循环稳定性和高倍率性能)。在100和1000mA/g的电流密度下,FeZnCo-PB-500电极分别循环200圈和400圈后可逆容量还能分别达到236mAh/g和151mAh/g。关键词:普鲁士蓝类似物;衍生材料;纳米球;负极;钾离子电池中图分类:TQ15文献标志码:AElectrochemicalpropertiesofPrussianblueanalog-derivedanodematerialsforpotassiumstorageDuLingling1,XiaYabing2,SuYun11,3*,WangYan3,WangYaqing3,WangBin3(1.Schoolof3DPrinting,XinxiangUniversity,Xinxiang453000,China;2.DepartmentofCNCTechnology,XinxiangVocationalandTechnicalCollege,Xinxiang453000,China;3.SchoolofPhysicsandElectronicEngineering,XinxiangUniversity,Xinxiang453000,China)Abstract:PorousPrussianblueanalogs(FeZnCo-PB)waspreparedbyionexchangeatroomtempera‐ture,andthenannealedathightemperaturetoobtainderivativematerials(FeZnCo-PB-500),whichwereusedasanodematerialsforpotassiumionbatteries.ThetargetproductwascharacterizedbySEM,TEM,XRDandBET,andthemorphologyandstructureofFeZnCo-PB-500electrodewerestudied.TheFeZnCo-PB-500anodematerialexhibitsexcellentpotassiumstorageperformance(long-cyclestabilityandhigh-ratecapability).Atcurrentdensitiesof100and1000mA/g,theFeZnCo-PB-500elec‐trodecanachievereversiblecapacitiesashighas236mAh/gand151mAh/gafter200and400cycles,respectively.Keywords:Prussianblueanalogs;derivedmaterials;nanospheres;anode;potassiumionbatteries随着科技的发展,智能手机、笔记本和电动汽车的广泛使用,具有优异电化学性能的储能系统在人们生活中发挥着非常重要的作用[1-4]。因此,近年来钠离子电池、...