通过多种溶剂或其混合溶剂为水热反应媒介,制备出多种形貌和尺寸的纳米HgMoO4.SEM观察结果显示,当仅以水为水热合成媒介时,所合成的HgMoO4为由许多纳米棒(长～ 750 nm, 宽～150 nm)组成的不规则纺锤状结构.当无水乙醇或聚乙烯醇被引入该合成体系时,产物呈球形花状或蝴蝶结状结构.当进一步引入油酸时,体系则转变成由无数厚～100 nm的薄片形成的花状结构.XRD结果表明,上述溶剂体系所得HgMoO4均为单斜晶系的黑钨矿结构.红外光谱亦进一步证实了其结构.与体相材料相比,所得纳米HgMoO4的荧光发射峰均发生了一定程度的蓝移,体现了纳米材料的量子尺寸效应.
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