结晶度
纤锌矿晶体结构
拉曼光谱
材料科学
结晶紫
扫描电子显微镜
拉曼散射
吸附
Crystal(编程语言)
光谱学
衍射
分析化学(期刊)
结晶学
化学
锌
光学
物理化学
有机化学
病理
复合材料
物理
冶金
程序设计语言
医学
量子力学
计算机科学
摘要
Submicrometer rod-like ZnO was prepared by wet-chemical technique at 70 ℃.The material was characterized by UV-vis spectroscopy(UV-Vis),scanning electron microscopy(SEM),X-ray diffraction(XRD) and Raman spectroscopy.The optimized geometry of crystal violet(CV) was calculated at DFT/B3LYP level with 6-311G* basis set.Meanwhile,the surface-enhanced Raman scattering(SERS) activity of submicrometer rod-like ZnO was investigated using CV as a probe molecular.Results show that the rod-like submicrometer ZnO has high purity and crystallinity,which belongs to the Wurtzite-type structure.The enhancement factor of CV adsorbed on rod-like ZnO is up to 1.2×102,which is attributed to chemical enhancement.
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