Hole traps in p-type electrochemically deposited CdTe thin films

S. S. Ou, A. Bindal, O. M. Stafsudd, K. L. Wang, B. M. Basol

Research output: Contribution to journalArticlepeer-review

30 Citations (Scopus)

Abstract

Deep level transient spectroscopy and photoluminescence measurements were performed for the first time on electrodeposited n-CdS/p-CdTe thin film solar cells. The observed levels were hole traps located at 0.2, 0.35, and 0.54 eV above the valence band. The nature of these hole traps can be attributed to the generation of Cd vacancies during the heat treatment step, which was used in device fabrication, to convert the as-deposited n-type films into p-type layers.

Original languageEnglish
Pages (from-to)1020-1022
Number of pages3
JournalJournal of Applied Physics
Volume55
Issue number4
DOIs
Publication statusPublished - 1984

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy

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