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Journal of Alloys and Compounds 550 (2013) 164–168 Contents lists available at SciVerse ScienceDirect Journal of Alloys and Compounds journal homepage: /locate/jalcom Sb Te nanobelts and nanosheets: Hydrothermal synthesis, morphology 2 3 evolution and thermoelectric properties Guo-Hui Dong, Ying-Jie Zhu ⇑, Guo-Feng Cheng, Yin-Jie Ruan State Key Laboratory of High Performance Ceramics and Superfine Microstructure, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, PR China a r t i c l e i n f o a b s t r a c t Article history: Sb Te nanobelts and nanosheets were synthesized by a hydrothermal method using SbCl and TeO as 2 3 3 2 Received 24 June 2012 the antimony and tellurium source, hydrazine hydrate as a reducing reagent, polyvinyl alcohol as a sur- Received in revised form 13 September 2012 factant and water as the solvent. The effects of experimental parameters on the product were investi- Accepted 13 September 2012 gated. The experiments indicated that the elemental Te formed during the reaction, acting as a Available online 24 September 2012 reactive and self-sacrificial template for the formation of Sb2Te3 nanobelts. The morphology evolution from Sb2Te3 nanobelts to nanosheets with the prolonging hydrothermal time was observed