Statistical fluctuations in energy loss for swift heavy ions in thick polymeric foils

Pratibha K. Gulati, Neetu Munjal, P. K. Diwan,* V. Sharma, S. Kumar, S. A. Khan, and D. K. Avasthi Department of Physics, Kurukshetra University, Kurukshetra 136 119, India Department of Physics, U.I.E.T., Kurukshetra University, Kurukshetra 136 119, India Department of Physics, Chitkara University, Solan (H.P.) 174103, India Inter University Accelerator Centre, Aruna Asaf Ali Marg, P.O. Box 10502, New Delhi 110 067, India Received 16 June 2009; published 24 September 2009