“…Over the time, with the availability of experimental values, a few attempts were made to check the validity of LSS theory and some serious limitations have been observed. Many authors (Aras et al, 1965;Hontzeas and Blok, 1971;Izmen et al, 1974;Laichter and Shafrir, 1981;Banerjee et al, 1986) tried to modify constant factor z involved in the theory, however, for a very limited number of ion-target combinations only.…”