Thiuram disulfide intercalated hybrid materials of layered lead and cadmium iodides
作者:K. Ramalingam、A. Ilakkiya
DOI:10.1080/10426507.2015.1073280
日期:2016.5.3
and cadmium(II) were prepared by the reaction of binary layered metal iodides with five dithiocarbamates in air. The intercalates were characterized by elemental analysis, Powder X-ray diffraction (XRD), infrared (IR), ultraviolet–visible spectroscopy, diffuse reflectance spectroscopy, scanning electron microscopy (SEM), energy dispersive X-ray spectroscopy, high-resolution transmission electron microscopy
图形摘要 摘要 通过二元层状金属碘化物与五种二硫代氨基甲酸酯在空气中的反应制备了铅 (II) 和镉 (II) 的二硫化秋兰姆插层。通过元素分析、粉末 X 射线衍射 (XRD)、红外 (IR)、紫外-可见光谱、漫反射光谱、扫描电子显微镜 (SEM)、能量色散 X 射线光谱、高分辨率透射电子显微镜 (HRTEM) 和原子力显微镜 (AFM) 技术。IR 显示硫脲键的贡献增加和弱二硫键拉伸频率的存在。粉末 XRD 显示了确认嵌入的特征中间 2θ 信号。粉末 XRD 清楚地区分插层与二硫代氨基甲酸盐的碘化产物。随着二硫化物上取代基的体积增加,“d”也增加。与嵌入物相关的较高热稳定性清楚地表明强离子相互作用和难以脱嵌。铅嵌入物的 SEM 图像表明其结晶性质。插层表现为棒状或球状。二烯丙基插入物 [PbI2](H5C3)2NCSS-SSCN(C3H5)2(其中 (H5C3)2NCSS-SSCN(C3H5)2