mod_constants.t File Reference

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Modules
module	mod_constants
	Module for physical and numeric constants.

Variables
double precision, parameter	mod_constants::smalldouble = 1.D-12
double precision, parameter	mod_constants::bigdouble = 1.D+99
	A very large real number.
double precision, parameter	mod_constants::zero = 0.0d0
	some frequently used numbers
double precision, parameter	mod_constants::one = 1.0d0
double precision, parameter	mod_constants::two = 2.0d0
double precision, parameter	mod_constants::half = 0.5d0
double precision, parameter	mod_constants::quarter = 0.25d0
double precision, parameter	mod_constants::third = 1.d0/3.0d0
double precision, parameter	mod_constants::dpi =3.141592653589793238462643383279502884197169399375105d0
	Pi.
double precision, parameter	mod_constants::mp_cgs = 1.672621777d-24
	Proton mass in cgs.
double precision, parameter	mod_constants::mh_cgs = 1.6733D-24
	Hydrogen mass in cgs.
double precision, parameter	mod_constants::kb_cgs = 1.3806488d-16
	Boltzmann constant in cgs.
double precision, parameter	mod_constants::sigma_sb_cgs = 5.670374419d-5
	Stefan Boltzmann constant in cgs from (2 pi^5 kB^4)/(15 c^2 h^3).
double precision, parameter	mod_constants::sigma_te_cgs = 6.6524587051d-25
	electron Thomson scattering cross-section in cgs from (8 pi/3) [alfa_FS * h/(2 pi me c)]^2
double precision, parameter	mod_constants::sigma_sb_si = 5.670374419d-8
	Stefan Boltzmann constant in SI (2 pi^5 kB^4)/(15 c^2 h^3).
double precision, parameter	mod_constants::sigma_te_si = 6.6524587051d-29
	electron Thomson scattering cross-section in SI from (8 pi/3) [alfa_FS * h/(2 pi me c)]^2
double precision, parameter	mod_constants::mp_si = 1.672621777d-27
	Proton mass in SI.
double precision, parameter	mod_constants::kb_si = 1.3806488d-23
	Boltzmann constant in SI.
double precision, parameter	mod_constants::miu0_si = 1.2566370614d-6
	Permeability in SI.
double precision, parameter	mod_constants::c_si = 2.99792458d8
	Speed of light in SI.
double precision, parameter	mod_constants::const_c = 2.99792458d10
	universal constants as specified in cgs units
double precision, parameter	mod_constants::const_me = 9.1093897d-28
double precision, parameter	mod_constants::const_mp = 1.672621777d-24
double precision, parameter	mod_constants::const_e = 4.8032068d-10
double precision, parameter	mod_constants::const_lsun = 3.828d33
double precision, parameter	mod_constants::const_msun = 1.98892d33
double precision, parameter	mod_constants::const_rsun = 6.9570d10
double precision, parameter	mod_constants::const_kb = 1.3806488d-16
double precision, parameter	mod_constants::const_h = 6.6260755d-27
double precision, parameter	mod_constants::const_pc = 3.08567758128d18
double precision, parameter	mod_constants::const_g = 6.67191d-8
double precision, parameter	mod_constants::const_chi_h = 13.598434d0
double precision, parameter	mod_constants::const_chi_hei = 24.587389d0
double precision, parameter	mod_constants::const_chi_heii = 54.41776d0
double precision, parameter	mod_constants::const_ev = 1.6021772d-12
double precision, parameter	mod_constants::const_tera = 1.d12
double precision, parameter	mod_constants::const_peta = 1.d15
double precision, parameter	mod_constants::const_years = 3.1536d7
integer, parameter	mod_constants::biginteger = 10000000
	A very large integer.