Credits and References
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Physics references:

ATIMA
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https://web-docs.gsi.de/~weick/atima/
J. Lindhard, A.H. Sørensen, Relativistic theory of stopping	for heavy ions, Phys. Rev. A 53 (1996) 2443.
B.A.Weaver et. al, Energy loss of relativistic heavy ions im matter, NIM B187(2002)