Abstract
Results of photoconductivity (PC) and photoluminescence (PL) are presented for films of (Cd0.95–Pb0.05)S:CdCl2,Dy/Y prepared at 60 °C and RT on glass substrates. PC is found to be enhanced in films prepared at 60 °C particularly in presence of impurities. PL is found to be stronger in films prepared at RT. While films prepared in presence of Dy show one peak in green yellow region, those prepared in presence of Y show two peaks one in blue and other in green yellow regions. Results of SEM, XRD, and optical absorption spectra, which have been used to characterize the materials, are presented. Photovoltaic efficiency in (Cd0.95–Pb0.05)S:CdCl2,Dy films has been found to be ∼5%.
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Acknowledgements
Thanks are due to Dr. P.D. Sahare of Delhi University for SEM and XRD studies. Authors are also grateful to CCOST for sponsoring this work by granting a research project along with a fellowship to one of them (S.S.).
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Bhushan, S., Shrivastava, S. & Shrivastava, A. Studies on photoconductivity, photovoltaic effect and photoluminescence in chemically deposited (Cd0.95–Pb0.05)S:CdCl2,Dy/Y films. J Mater Sci 41, 7483–7491 (2006). https://doi.org/10.1007/s10853-006-0724-1
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DOI: https://doi.org/10.1007/s10853-006-0724-1