source precursors, ZnCl2(benzsczH)2 and ZnCl2(cinnamsczH)2 (where, benzsczH = benzaldehyde semicarbazone and cinnamsczH = cinnamaldehyde semicarbazone). Powder X-ray diffraction pattern (PXRD) shows formation of hexagonal ZnO. The peak broadening in PXRD and absorption towards blue region in absorption spectra confirms the formation of nanoscale ZnO. The transmission electron microscopy images reveal
纳米结构的ZnO是通过热解单一来源的前体ZnCl 2(benzsczH)2和ZnCl 2(cinnamsczH)2(其中benzsczH =
苯甲醛半卡巴zone和cinnamsczH =
肉桂醛半卡巴zone)进行热解制备的。粉末X射线衍射图谱(PXRD)显示形成六边形ZnO。PXRD的峰展宽和吸收光谱中向蓝色区域的吸收证实了纳米级ZnO的形成。透射电子显微镜图像揭示了纳米晶体以及纳米棒的形成。两种材料的光学带隙均通过Tauc曲线确定。发现它们高于块状ZnO的带隙。红外光谱也显示出ZnO的形成。