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Abstract:
The explicit expressions for in-medium NN→N△ cross section are derived within the relativistic Boltzmann-Uehling-Uhlenbeck approach,which are given simultalleously with the other integrants of transport model such as the mean field, NN elastic scattering cross section as well as the transport equation itself based on the effective Lagrangian.Our results can reproduce the experimental data of free inelastic cross section nicely.The in-medium inelastic cross section is calculated up to twice nuclear matter density and is in agreement with the Dirac-Brueckner calculations.
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