Er~(3+)掺杂ZnWO_4的合成及光催化活性研究

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通过水热法合成了不同浓度Er3+掺杂Zn WO4纳米棒,并通过XRD、TEM和DRS等对其进行了表征。通过在模拟太阳光照射下光降解Rh B的速度来检测Zn WO4样品的光催化活性,研究了Er3+掺杂浓度对Zn WO4催化活性的影响。实验结果表明,当Er3+掺杂浓度为2mol%时,其光催化性能最好,因为引进Er3+后,Er3+加快了电荷分离效率。
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