以Na2WO4·2H2O和Zn(NO3)2·6H2O为原料,采用水热法制备了掺Ag+的ZnWO4催化剂.利用XRD、TEM和UV-vis吸收光谱对该催化剂进行表征;以曙红B为目标降解物,研究了ZnWO4/Ag催化剂的光催化性能.结果表明,一定量Ag+的掺入使复合光催化剂活性明显优于单一的ZnWO4,Ag+的掺入量为0.5%(原子分数)样品光催化效果最佳,1h内对5mg/L曙红B溶液的脱色率达到93%,是改性前的1.26倍.
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