How to set the charged particle energy point of calculating stopping power?

Particles, Track, Event, Run and Biasing
1

For meeting a certain precision of a simulation, it is needed to set the charged particle energy point of calculating stopping power, but how to set?

_Geant4 Version:_11.01
_Operating System:_Ubuntu 20.04
_Compiler/Version:_GCC 9.4.0
_CMake Version:_3.16