Influence of deposition pressure on the structural, optical and electrical properties of Sb2Se3 thin films grown by RF magnetron sputtering

F. E.I. Zhao, Jiahua Tao, Yixin Guo, Chuanhe Ma, Jinchun Jiang, Junhao Chu

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper, Sb2Se3 thin films were deposited on quartz substrates by radio frequency (RF) magnetron sputtering at different deposition pressures. The structural, optical and electrical properties of the Sb2Se3 films were investigated by XRD, Raman, XPS, SEM, Hall Effect and UV-Vis measurements. With optimized deposition pressure of 0.5 Pa, the fabricated Sb 2Se3 film has the highest crystallinity, the most stable valence of Se2- and Sb3+, the maximum mobility (21.54 cm2 V-1 s-1) and the suitable optical band gap (1.33 eV). This study provides a guideline to prepare Sb2Se3 film for photovoltaics.

Original languageEnglish
Pages (from-to)359-363
Number of pages5
JournalOptoelectronics and Advanced Materials, Rapid Communications
Volume13
Issue number5-6
StatePublished - 2019

Keywords

  • Crystallinity
  • Electrical mobility
  • Magnetron sputtering
  • Optical band gap
  • SbSe thin films

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