Investigation of Au9+ swift heavy ion irradiation on CdSCuInSe2 thin films》.pdf

Radiation Physics and Chemistry 91 (2013) 81–88 Contents lists available at SciVerse ScienceDirect Radiation Physics and Chemistry journal homepage: /locate/radphyschem Investigation of Au9+ swift heavy ion irradiation on CdS/CuInSe2 thin films Rajesh A. Joshi a,n, Vidya S. Taur b, Fouran Singh c, Ramphal Sharma b,nn a Department of Physics, Toshniwal Arts, Commerce and Science College, Sengaon, Dist. Hingoli 431542, Maharashtra, India b Thin Film and Nanotechnology Laboratory, Department of Physics, Dr. Babasaheb Ambedkar Marathwada University, Aurangabad 431004, Maharashtra, India c Material Science Division, Inter-University Accelerator Center (IUAC), New Delhi 110067, India H I G H L I G H T S Nanostructured CdS/CuInSe2 can be grown by chemical ion exchange method. 9+ Physicochemical and optoelectronic properties can be modified by 120 MeV Au SHI Irradiation. Solar energy conversion efficiency improved from 0.26 to 1.59% in CdS/CuInSe2 upon irradiation. a r t i c l e i n f o a b s t r a c t Article history: In the present manuscript we report about the preparation of CdS/CuInSe2 heterojunction thin films by Received 21 May 2012 chemical ion exchange method and investigation of 120 MeV Au9+ swift heavy ions (SHI) irradiation Accepted 7 May 2013 effect on its physicochemical as well as optoelectronic properties. These pristine (as grown) samples are Available online 14 May 2013 irradiated with 120 MeV Au9+ SHI