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Variables | |
| const double | EE = 2.718281828459045235360287 |
| const double | EULER = 0.577215664901532860606512090082 |
| const double | PI = 3.141592653589793238462643 |
| const double | PI2 = 6.283185307179586476925287 |
| const double | PI4 = 12.56637061435917295385057 |
| const double | PI8 = 25.13274122871834590770115 |
| const double | SQRT2 = 1.414213562373095048801689 |
| const double | SQRTPI = 1.772453850905516027298167 |
| const double | SQRTPIBY2 = 1.253314137315500251207883 |
| const double | LN_TWO = 0.6931471805599453094172321 |
| const double | LN_TEN = 2.302585092994045684017991 |
| const double | LOG10_E = 0.4342944819032518276511289 |
| const double | OPTDEP2EXTIN = 1.085736204758129569127822 |
| const double | RADIAN = 57.29577951308232087679815 |
| const double | SOLAR_MASS = 1.9889e33 |
| const double | SOLAR_LUMINOSITY = 3.846e33 |
| const double | AU = 1.49597870691e13 |
| const double | ATOMIC_MASS_UNIT = 1.660538782e-24 |
| const double | ELECTRON_MASS = 9.10938215e-28 |
| const double | PROTON_MASS = 1.672621637e-24 |
| const double | BOLTZMANN = 1.3806504e-16 |
| const double | SPEEDLIGHT = 2.99792458e10 |
| const double | HPLANCK = 6.62606896e-27 |
| const double | GRAV_CONST = 6.67428e-8 |
| const double | ELEM_CHARGE = 1.602176487e-19 |
| const double | RYD_INF = 1.0973731568527e5 |
| const double | HIONPOT = 0.999466508219 |
| const double | PARSEC = AU*RADIAN*3600. |
| const double | H_BAR = HPLANCK/(2.*PI) |
| const double | ELEM_CHARGE_ESU = ELEM_CHARGE*SPEEDLIGHT/10. |
| const double | ELECTRIC_CONST = 1.e11/(PI4*pow2(SPEEDLIGHT)) |
| const double | HION_LTE_POP = pow2(HPLANCK)/(PI2*BOLTZMANN*ELECTRON_MASS) |
| const double | SAHA = sqrt(pow3(HION_LTE_POP)) |
| const double | ERG1CM = HPLANCK*SPEEDLIGHT |
| const double | T1CM = HPLANCK*SPEEDLIGHT/BOLTZMANN |
| const double | WAVNRYD = 1./RYD_INF |
| const double | RYDLAM = 1.e8/RYD_INF |
| const double | EN1RYD = HPLANCK*SPEEDLIGHT*RYD_INF |
| const double | TE1RYD = HPLANCK*SPEEDLIGHT*RYD_INF/BOLTZMANN |
| const double | EVDEGK = ELEM_CHARGE*1.e7/BOLTZMANN |
| const double | EVRYD = HPLANCK*SPEEDLIGHT*RYD_INF/ELEM_CHARGE*1.e-7 |
| const double | EN1EV = EN1RYD/EVRYD |
| const double | FR1RYD = SPEEDLIGHT*RYD_INF |
| const double | HNU3C2 = 2.*HPLANCK*SPEEDLIGHT*pow3(RYD_INF) |
| const double | FR1RYDHYD = SPEEDLIGHT*RYD_INF*HIONPOT |
| const double | HBAReV = H_BAR/EN1EV |
| const double | RYDLAMHYD = RYDLAM/HIONPOT |
| const double | STEFAN_BOLTZ = pow2(PI*pow2(BOLTZMANN))/(60.*pow3(H_BAR)*pow2(SPEEDLIGHT)) |
| const double | FREQ_1EV = SPEEDLIGHT*RYD_INF/EVRYD |
| const double | FINE_STRUCTURE = pow2(ELEM_CHARGE_ESU)/SPEEDLIGHT/H_BAR |
| const double | FINE_STRUCTURE2 = pow2(FINE_STRUCTURE) |
| const double | BOHR_RADIUS_CM = FINE_STRUCTURE/(PI4*RYD_INF) |
| const double | TWO_PHOT_CONST = 9.*pow3(FINE_STRUCTURE2)*FR1RYD/2048. |
| const double | COLL_CONST = SAHA*BOLTZMANN/HPLANCK |
| const double | MILNE_CONST = SPEEDLIGHT*sqrt(pow3(FINE_STRUCTURE2)*pow3(TE1RYD)/PI) |
| const double | TRANS_PROB_CONST = PI4*HPLANCK*FINE_STRUCTURE/ELECTRON_MASS |
* physical constants used by Cloudy, mostly taken from * >>refer phys const Mohr P.J., Taylor B.N., & Newell D.B., Codata 2006, http://www.physics.nist.gov/constants * <BR><BR> * NB - these are all printed with the "print constants" command, * which is in parse_print.cpp, so any new constants * added here must also be added to the prt_constants routine * this is in the func_test case in the auto test suite
Definition in file physconst.h.
| const double ATOMIC_MASS_UNIT = 1.660538782e-24 |
atomic mass unit, gram
Definition at line 89 of file physconst.h.
Referenced by AbundancesPrt(), collision_strength_VF01(), CS_l_mixing_PS64(), dense_fabden(), iso_collide(), iso_satellite_update(), iso_state_lifetime(), mie_write_opc(), newspecies(), pah1_fun(), prt_constants(), rfield_opac_malloc(), ritoa(), and velset().
| const double AU = 1.49597870691e13 |
astronomical unit, cm, nearly the length of the semimajor axis of the Earth's elliptical orbit around the sun
Definition at line 81 of file physconst.h.
Referenced by dense_fabden(), and prt_constants().
| const double BOHR_RADIUS_CM = FINE_STRUCTURE/(PI4*RYD_INF) |
Bohr radius in cm, 5.29177249e-9
Definition at line 205 of file physconst.h.
Referenced by collision_strength_VF01(), CS_PercivalRichards78(), prt_constants(), and ritoa().
| const double BOLTZMANN = 1.3806504e-16 |
this is the Boltzmann factor, erg/K
Definition at line 98 of file physconst.h.
Referenced by AgeCheck(), collision_strength_VF01(), Fe4Lev12(), GrainDrift(), GrainElecRecomb1(), GrainScreen(), grn_abs(), HydroRecCool(), lines_molecules(), ParseConstant(), prt_constants(), PrtZone(), qheat_init(), rfield_opac_malloc(), uderiv(), and velset().
| const double COLL_CONST = SAHA*BOLTZMANN/HPLANCK |
this is the square of the value roughly equal to 8.629e-6 that appears in converting collision strengths to rates. The constant is h^2/((2PI*me)^3/2 * k^1/2).
Definition at line 212 of file physconst.h.
Referenced by CoolCarb(), CS_l_mixing_PS64(), Hydcs123(), hydro_vs_deexcit(), HyperfineCreate(), iso_collide(), lines_lv1_li_ne(), prt_constants(), and Punch1LineData().
| const double EE = 2.718281828459045235360287 |
the number e
Definition at line 23 of file physconst.h.
Referenced by ConvInitSolution(), Hydcs123(), and prt_constants().
| const double ELECTRIC_CONST = 1.e11/(PI4*pow2(SPEEDLIGHT)) |
electric constant, in F/m, 8.854e-12
Definition at line 136 of file physconst.h.
Referenced by prt_constants().
| const double ELECTRON_MASS = 9.10938215e-28 |
electron mass, gram
Definition at line 92 of file physconst.h.
Referenced by CO_Init(), CS_l_mixing_PS64(), GrainElecRecomb1(), highen(), hv(), Hydcs123(), iso_collide(), iso_satellite_update(), iso_state_lifetime(), prt_constants(), and ritoa().
| const double ELEM_CHARGE = 1.602176487e-19 |
elementary charge, in C in SI units, to use this must convert to cgs
Definition at line 110 of file physconst.h.
Referenced by GrainScreen(), one_elec(), and prt_constants().
| const double ELEM_CHARGE_ESU = ELEM_CHARGE*SPEEDLIGHT/10. |
elementary charge, in ESU, 4.8032e-10
Definition at line 133 of file physconst.h.
Referenced by collision_strength_VF01(), and prt_constants().
ergs per eV, 1.602176e-012
Definition at line 175 of file physconst.h.
Referenced by ChargTranSumHeat(), CS_l_mixing_S62(), and prt_constants().
| const double EN1RYD = HPLANCK*SPEEDLIGHT*RYD_INF |
ergs per inf mass Ryd, 2.180e-11
Definition at line 162 of file physconst.h.
Referenced by AGN_Hemis(), atom_level3(), collision_strength_VF01(), ContSetIntensity(), FillExtraLymanLine(), GammaBn(), GammaBnPL(), GammaK(), GetProbDistr_HighLimit(), GetProbDistr_LowLimit(), GrainDrift(), highen(), hmole_reactions(), hv(), HydroCSInterp(), ion_collis(), iso_create(), lindst(), lines_continuum(), OscStr_f(), OscStr_f_log10(), outsum(), prt_constants(), PrtHeader(), PrtZone(), PunchSpecial(), qheat(), qheat_init(), RebinQHeatResults(), RT_line_static(), Spec_cont(), sumcon(), TryDoubleStep(), and uderiv().
| const double ERG1CM = HPLANCK*SPEEDLIGHT |
number of ergs per wavenumber, 1.9864e-16
Definition at line 150 of file physconst.h.
Referenced by atmdat_Chianti_readin(), atmdat_lamda_readin(), DoSatelliteLines(), FeIIPoint(), iso_satellite(), iso_satellite_update(), and prt_constants().
| const double EULER = 0.577215664901532860606512090082 |
the Euler constant (aka Euler-Mascheroni constant or gamma)
Definition at line 26 of file physconst.h.
Referenced by expn(), and prt_constants().
| const double EVDEGK = ELEM_CHARGE*1.e7/BOLTZMANN |
Kelvins per eV, 1.1604e4
Definition at line 169 of file physconst.h.
Referenced by Hydcs123(), hydro_vs_ioniz(), ligbar(), ParseConstant(), prt_constants(), S62_Therm_ave_coll_str(), and tfidle().
| const double EVRYD = HPLANCK*SPEEDLIGHT*RYD_INF/ELEM_CHARGE*1.e-7 |
eV per inf mass Ryd, 13.606
Definition at line 172 of file physconst.h.
Referenced by AnuUnit(), atmdat_dielrec_fe(), t_ADfA::coll_ion(), cross_section(), CS_l_mixing_S62(), CS_VS80(), elec_esc_length(), GrainCharge(), GrainDrive(), Hion_coll_ioniz_ratecoef(), Hydcs123(), hydro_vs_coll_str(), hydro_vs_deexcit(), hydro_vs_ioniz(), t_yield::init_yield(), InitBinAugerData(), ipShells(), iso_create(), one_elec(), Opacity_iso_photo_cs(), OpacityCreate1Element(), OpacityCreateReilMan(), pah1_fun(), prt_constants(), punchFITS_EnergyData(), ReadAugerData(), ReadTable(), S62_Therm_ave_coll_str(), Therm_ave_coll_str_int_VS80(), UpdatePot1(), y0b(), Yan_H2_CS(), and Yfunc().
| const double FINE_STRUCTURE = pow2(ELEM_CHARGE_ESU)/SPEEDLIGHT/H_BAR |
the fine-structure constant a= 2pi e^2/hc 7.297 352 533 x 10-3
Definition at line 199 of file physconst.h.
Referenced by iso_state_lifetime(), and prt_constants().
| const double FINE_STRUCTURE2 = pow2(FINE_STRUCTURE) |
the square of the fine-structure constant
Definition at line 202 of file physconst.h.
| const double FR1RYD = SPEEDLIGHT*RYD_INF |
frequency of one Ryd for infinite mass nuclei, 3.289842e15
Definition at line 178 of file physconst.h.
Referenced by ContSetIntensity(), GrainMakeDiffuse(), lgCompileAtmosphere(), lgValidModel(), ParseF_nu(), PlanckIntegral(), plankf(), prt_constants(), and rayleh().
| const double FR1RYDHYD = SPEEDLIGHT*RYD_INF*HIONPOT |
frequency of ionization potential of H (not inf mass), 3.288087e15 - never used
Definition at line 184 of file physconst.h.
Referenced by prt_constants().
| const double FREQ_1EV = SPEEDLIGHT*RYD_INF/EVRYD |
the frequency of one eV, 2.418e14
Definition at line 196 of file physconst.h.
Referenced by prt_constants().
| const double GRAV_CONST = 6.67428e-8 |
Gravitational constant, cm^3/g/s^2
Definition at line 107 of file physconst.h.
Referenced by InitSimPostparse(), and prt_constants().
h/2pi = 1.05457e-27
Definition at line 130 of file physconst.h.
Referenced by collision_strength_VF01(), iso_state_lifetime(), prt_constants(), and ritoa().
H_BAR in eV sec, 6.582e-16
Definition at line 187 of file physconst.h.
Referenced by prt_constants().
| const double HION_LTE_POP = pow2(HPLANCK)/(PI2*BOLTZMANN*ELECTRON_MASS) |
this is the factor that appears in front of Boltzmann factor to get LTE level populations for hydrogenic ions. It is given in the first parts of section 5 of part 2 of hazy, and is actually ( planck^2 / (2 pi m_e k ) )^3/2, but cannot evaluate powers here, must raise this to 3/2 when used, HION_LTE_POP = 5.556e-11 cm^2 K
Definition at line 143 of file physconst.h.
Referenced by iso_collide(), iso_satellite_update(), and prt_constants().
| const double HIONPOT = 0.999466508219 |
ionization potential of real hydrogen atom, in inf mass ryd, based on Codata 98, uncertainty 24e-12, calculated by Peter van Hoof
Definition at line 117 of file physconst.h.
Referenced by ParseBackgrd(), ParseF_nu(), ParseRangeOption(), and prt_constants().
| const double HNU3C2 = 2.*HPLANCK*SPEEDLIGHT*pow3(RYD_INF) |
2 h FR1RYD^3 / c^2 for infinite mass nucleus, 0.5250
Definition at line 181 of file physconst.h.
Referenced by ContSetIntensity(), and prt_constants().
| const double HPLANCK = 6.62606896e-27 |
Planck's constant
Definition at line 104 of file physconst.h.
Referenced by H_Einstein_A_lin(), H_Einstein_A_log10(), PlanckIntegral(), PressureRadiationLine(), and prt_constants().
| const double LN_TEN = 2.302585092994045684017991 |
| const double LN_TWO = 0.6931471805599453094172321 |
ln(2)
Definition at line 50 of file physconst.h.
Referenced by ASINH(), GetProbDistr_HighLimit(), GetProbDistr_LowLimit(), prt_constants(), and qheat().
| const double LOG10_E = 0.4342944819032518276511289 |
| const double MILNE_CONST = SPEEDLIGHT*sqrt(pow3(FINE_STRUCTURE2)*pow3(TE1RYD)/PI) |
this is the square of the value roughly equal to 4.123e11 that appears in the integration of photoionization cross-sections to obtain recombination coefficients.
Definition at line 216 of file physconst.h.
Referenced by helike_radrecomb_from_cross_section(), hlike_radrecomb_from_cross_section(), prt_constants(), and RT_diffuse().
| const double OPTDEP2EXTIN = 1.085736204758129569127822 |
factor that converts optical depth into extinction in mags, 2.5 log e
Definition at line 60 of file physconst.h.
Referenced by prt_constants().
parsec in cm, 3.085678e18
Definition at line 127 of file physconst.h.
Referenced by dense_fabden(), ParseRadius(), ParseStop(), and prt_constants().
| const double PI = 3.141592653589793238462643 |
pi
Definition at line 29 of file physconst.h.
Referenced by AngerJ(), bhG(), bhG_mx(), collision_strength_VF01(), CS_PercivalRichards78(), DoFSMixing(), FreeFreeGaunt(), GetProbDistr_HighLimit(), GrainElecRecomb1(), GrainScreen(), grn_abs(), HydroOscilStr(), Jint(), L_mix_integrand_VF01(), lgCompileAtmosphereCoStar(), mie_auxiliary(), mie_cs(), pah1_fun(), prt_constants(), RauchInitializeSub(), ritoa(), RT_LineWidth(), S62_Therm_ave_coll_str(), scqdri(), StarkCollTransProb_VF01(), Stognienko(), velset(), and vib_evap().
| const double PI2 = 6.283185307179586476925287 |
2*pi
Definition at line 32 of file physconst.h.
Referenced by collision_strength_VF01(), ParseMagnet(), and prt_constants().
| const double PI4 = 12.56637061435917295385057 |
4*pi
Definition at line 35 of file physconst.h.
Referenced by ContSetIntensity(), FeIIPoint(), FillExtraLymanLine(), GrainMakeDiffuse(), iso_collapsed_lifetimes_update(), iso_satellite_update(), Magnetic_evaluate(), mie_calc_ial(), ParseBackgrd(), ParseTable(), PlanckIntegral(), and prt_constants().
| const double PI8 = 25.13274122871834590770115 |
8*pi
Definition at line 38 of file physconst.h.
Referenced by Magnetic_evaluate(), PressureRadiationLine(), and prt_constants().
| const double PROTON_MASS = 1.672621637e-24 |
proton mass, gram
Definition at line 95 of file physconst.h.
Referenced by collision_strength_VF01(), hv(), Hydcs123(), and prt_constants().
| const double RADIAN = 57.29577951308232087679815 |
| const double RYD_INF = 1.0973731568527e5 |
infinite mass rydberg constant, in cm^-1
Definition at line 113 of file physconst.h.
Referenced by AnuUnit(), FillExtraLymanLine(), he_1trans(), helike_energy(), helike_quantum_defect(), hydro_vs_coll_str(), hydro_vs_deexcit(), HydroEinstA(), iso_create(), pah1_fun(), prt_constants(), and RT_diffuse().
Angstrom per infinite mass Ryd, 911.2671
Definition at line 159 of file physconst.h.
Referenced by AnuUnit(), AtlasCompile(), ContBandsCreate(), CoStarCompile(), iso_satellite(), lgCompileAtmosphere(), lgCompileAtmosphereCoStar(), lindst(), PntForLine(), prt_constants(), PunchNewContinuum(), PunchSpecial(), read_hm05(), and ReadTable().
wavelength (A) of ionization potential of Hydrogen, 911.7535 - never used
Definition at line 190 of file physconst.h.
Referenced by prt_constants().
| const double SAHA = sqrt(pow3(HION_LTE_POP)) |
SAHA is ( h^2/2/pi/m/k )^3/2, is correct constant for free electron SAHA = 4.14132e-16 cm^3 K^(3/2)
Definition at line 147 of file physconst.h.
Referenced by H2_X_coll_rate_evaluate(), hmole_reactions(), and prt_constants().
| const double SOLAR_LUMINOSITY = 3.846e33 |
solar luminosity erg s-1 >>refer phys const http://pdg.lbl.gov/2000/astrorpp.pdf
Definition at line 75 of file physconst.h.
Referenced by prt_constants(), and PrtHeader().
| const double SOLAR_MASS = 1.9889e33 |
solar mass in gram >>refer phys const http://pdg.lbl.gov/2000/astrorpp.pdf
Definition at line 71 of file physconst.h.
Referenced by InitSimPostparse(), and prt_constants().
| const double SPEEDLIGHT = 2.99792458e10 |
speed of light, cm/s
Definition at line 101 of file physconst.h.
Referenced by AnuUnit(), GrainDrift(), GrainMakeDiffuse(), highen(), InitDefaultsPreparse(), iso_state_lifetime(), lgCompileAtmosphere(), ParseSet(), PlanckIntegral(), prt_constants(), PrtZone(), rfield_opac_malloc(), and ritoa().
| const double SQRT2 = 1.414213562373095048801689 |
| const double SQRTPI = 1.772453850905516027298167 |
sqrt(pi)
Definition at line 44 of file physconst.h.
Referenced by esc_CRDwing_1side(), esca0k2(), prt_constants(), RT_DestProb(), RTesc_lya(), and RTesc_lya_1side().
| const double SQRTPIBY2 = 1.253314137315500251207883 |
sqrt(pi/2)
Definition at line 47 of file physconst.h.
Referenced by bhG(), bhG_mx(), and prt_constants().
| const double STEFAN_BOLTZ = pow2(PI*pow2(BOLTZMANN))/(60.*pow3(H_BAR)*pow2(SPEEDLIGHT)) |
Stefan-Boltzmann constant, 5.6704e-5
Definition at line 193 of file physconst.h.
Referenced by lgValidModel(), ParseBackgrd(), ParseBlackbody(), ParseCMB(), and prt_constants().
| const double T1CM = HPLANCK*SPEEDLIGHT/BOLTZMANN |
degrees kelvin per unit wavenumber, 1.4388
Definition at line 153 of file physconst.h.
Referenced by atmdat_Chianti_readin(), atmdat_lamda_readin(), atmol_popsolve(), atom_levelN(), atom_pop5(), CoolCarb(), Fe4Lev12(), FeIIPoint(), H21_cm_pops(), H2_Level_low_matrix(), hmole_reactions(), iso_satellite(), prt_constants(), and tfidle().
| const double TE1RYD = HPLANCK*SPEEDLIGHT*RYD_INF/BOLTZMANN |
the temperature of 1 Rydberg te1ryd is h/k is temp of 1 Rydberg, 1.579e5
Definition at line 166 of file physconst.h.
Referenced by atmdat_dielrec_fe(), t_ADfA::coll_ion(), cont_gaunt_calc(), CS_l_mixing_VF01(), CS_ThermAve_PR78(), CS_VS80(), dgaunt(), ffun1(), FillExtraLymanLine(), FreeFreeGaunt(), GrainDrift(), GrainMakeDiffuse(), helike_radrecomb_from_cross_section(), Hion_coll_ioniz_ratecoef(), hlike_radrecomb_from_cross_section(), Hydcs123(), hydro_vs_deexcit(), iso_cool(), iso_create(), ParseAgn(), ParseBlackbody(), ParsePowerlawContinuum(), PlanckIntegral(), prt_constants(), PunchGaunts(), Recomb_Seaton59(), RT_recom_effic(), tfidle(), Therm_ave_coll_str_int_VS80(), and UpdatePot2().
| const double TRANS_PROB_CONST = PI4*HPLANCK*FINE_STRUCTURE/ELECTRON_MASS |
This is the constant used in converting oscillator strengths to As. The formula is Aul = TRANS_PROB_CONST * f(u,l) * wavenumber^2. TRANS_PROB_CONST is 0.667025
Definition at line 220 of file physconst.h.
Referenced by CS_l_mixing_S62(), DoFSMixing(), eina(), GetGF(), he_1trans(), HydroEinstA(), prt_constants(), and ritoa().
| const double TWO_PHOT_CONST = 9.*pow3(FINE_STRUCTURE2)*FR1RYD/2048. |
the two photon constant as defined by Breit & Teller, as in equation 4 of Spitzer & Greenstein 51, 2.18313
Definition at line 208 of file physconst.h.
Referenced by prt_constants().
number of Ryd per wavenumber, 9.11267e-6
Definition at line 156 of file physconst.h.
Referenced by ColStrGBar(), CS_l_mixing_S62(), FeIIPoint(), FillExtraLymanLine(), H2_ContPoint(), iso_create(), MakeCS(), mie_calc_ial(), ParsePunch(), prt_constants(), pun1Line(), and tbl_fun().
1.4.7