Empirical model for compound nucleus formation probability in heavy ion fusion reactions H. C. Manjunatha, P. S. Damodara Gupta, N. Sowmya and T. Nandi Eur. Phys. J. Plus, 138 6 (2023) 528 Published online: 14 June 2023 DOI: 10.1140/epjp/s13360-023-04022-0