氧化钴是一种p型半导体,属于普通尖晶石晶体结构,氧化物离子呈立方紧密堆积。它具有不同的氧化态和多种带隙能量(2.28eV 和1.57eV)。它在室温下为顺磁性。
用途:
氧化钴(III)纳米颗粒可用于:
修饰用于检测纳米浓度范围砷(III)的玻碳电极。
与
碳纳米球一起制备稳定的光催化剂用于染料分解和析氢反应。
作为电极材料用于制备超级电容器。
Cobalt oxide is a p-type semiconductor thatbelongs to the normal spinel crystal structure with cubic close packing ofoxide ions. It has variable oxidation states and multiple band gapenergies (2.28eV and 1.57eV). It is paramagnetic at room temperature.
Application
Cobalt(II,III) oxide nanoparticles can be used:
To modify the glassycarbon electrode for the detection of As(III) at nanomolar concentrationrange.
To prepare a robust photocatalyst along withcarbon nanospheres for dye degradation and hydrogen evolution reaction.
As an electrodematerial in the preparation of supercapacitors.