Tin sulfide thin films prepared by thermal evaporation and sulfurization

Ming Jer Jeng, Hao Chun Yang, Liann Be Chang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Scopus citations

Abstract

Tin sulfide thin films are prepared by a two-step process, thermally evaporated Tin and sulfurization. Five sulfurization temperatures are used to investigate the characteristics of SnS thin films. It is observed that Tin and Sulfur in the formation films decrease and increase with the increasing sulfurization temperature, respectively. Two main diffraction peaks appear at 2θ=32.04° and 66.8°, which are assign to SnS phase. A very weak peak of SnS2 is observed at 2θ=62.96°. Raman spectra show a strong peak of SnS at 218 cm-1 and a weak peak of SnS2 at 315cm-1. From transmittance measurement, two and three absorption transitions are observed at lower and higher sulfurization temperatures, respectively. Their corresponding bandgaps of these absorption edges are 1.27, 1.41 and 3,9 eV, respectively, which are determined by a linear fitting absorption curve.

Original languageEnglish
Title of host publication2014 IEEE 40th Photovoltaic Specialist Conference, PVSC 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages379-381
Number of pages3
ISBN (Electronic)9781479943982
DOIs
StatePublished - 15 10 2014
Event40th IEEE Photovoltaic Specialist Conference, PVSC 2014 - Denver, United States
Duration: 08 06 201413 06 2014

Publication series

Name2014 IEEE 40th Photovoltaic Specialist Conference, PVSC 2014

Conference

Conference40th IEEE Photovoltaic Specialist Conference, PVSC 2014
Country/TerritoryUnited States
CityDenver
Period08/06/1413/06/14

Bibliographical note

Publisher Copyright:
© 2014 IEEE.

Keywords

  • SnS
  • SnS
  • Tin sulfide
  • sulfurization
  • thermal evaporation
  • two-step process

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