module KWN_parameters
use KWN_precision
real(pReal), parameter :: &
kB = 1.38064852e-23_pReal, &
R = 8.3145_pReal, &
PI = 3.14159265359_pReal, &
na = 6.02214076e23_pReal
real, parameter :: &
ev_to_Jat = 1.602176634e-19 ! convert from ev to J/at
end module KWN_parameters