由溶胶凝胶法、利用草酸盐在水相中合成了干凝胶前体粉末,经过热处理得到了纳米Zn1-xMgxO(x≤0.15)粉体;XRD表明所制得的材料具有ZnO的六方晶系结构;经UV-Vis分析,比较了量子尺寸的ZnO与热处理的ZnO和Mg掺杂的ZnO及其混合溶胶的紫外吸收差异;通过Mg的掺杂,使ZnO的禁带宽度从3.31eV调节至3.65eV.
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