Low-toxicity single crystal Sn S nanowires had been successfully synthesized by the catalystassistant chemical vapor deposition. Au nanoparticles were applied on the ITO surface as the catalysis, using Sn S powder and...Low-toxicity single crystal Sn S nanowires had been successfully synthesized by the catalystassistant chemical vapor deposition. Au nanoparticles were applied on the ITO surface as the catalysis, using Sn S powder and S powder as forerunners. The structure, morphology and optical properties of the prepared Sn S nanowires were characterized. The experimental results show the as-synthesized nanowires are single crystalline with a preferential orientation. The synthesized Sn S nanowires show strong absorption in the visible and nearinfrared spectral region, and the direct energy band gap of Sn S nanowires is 1.46 e V.展开更多
基金partially supported by the National Science Foundation of China(No.50902117,No.11104126 and No.50825101)the Natural Science Foundation of Fujian Province of China(Grant No.2009J01263)+1 种基金the National Basic Research Program of China(No.2012CB933103)Scientific and Technological Innovation Platform of Fujian Province(2006L2003)
文摘Low-toxicity single crystal Sn S nanowires had been successfully synthesized by the catalystassistant chemical vapor deposition. Au nanoparticles were applied on the ITO surface as the catalysis, using Sn S powder and S powder as forerunners. The structure, morphology and optical properties of the prepared Sn S nanowires were characterized. The experimental results show the as-synthesized nanowires are single crystalline with a preferential orientation. The synthesized Sn S nanowires show strong absorption in the visible and nearinfrared spectral region, and the direct energy band gap of Sn S nanowires is 1.46 e V.