! $Id: aerophys.f90 5268 2024-10-23 17:02:39Z abarral $ ! MODULE aerophys ! IMPLICIT NONE ! REAL,PARAMETER :: ropx=1500.0 ! default aerosol particle mass density [kg/m3] REAL,PARAMETER :: dens_aer_dry=1848.682308 ! dry aerosol particle mass density at T_0=293K[kg/m3] REAL,PARAMETER :: dens_aer_ref=1483.905336 ! aerosol particle mass density with 75% H2SO4 at T_0=293K[kg/m3] REAL,PARAMETER :: mdwmin=0.002e-6 ! dry diameter of smallest aerosol particles [m] REAL,PARAMETER :: V_rat=2.0 ! volume ratio of neighboring size bins REAL,PARAMETER :: mfrac_H2SO4=0.75 ! default mass fraction of H2SO4 in the aerosol REAL, PARAMETER :: mAIRmol=28.949*1.66E-27 ! Average mass of an air molecule [kg] REAL, PARAMETER :: mH2Omol=18.016*1.66E-27 ! Mass of an H2O molecule [kg] REAL, PARAMETER :: mH2SO4mol=98.082*1.66E-27! Mass of an H2SO4 molecule [kg] REAL, PARAMETER :: mSO2mol=64.06*1.66E-27 ! Mass of an SO2 molecule [kg] REAL, PARAMETER :: mSatom=32.06*1.66E-27 ! Mass of a S atom [kg] REAL, PARAMETER :: mOCSmol=60.07*1.66E-27 ! Mass of an OCS molecule [kg] REAL, PARAMETER :: mClatom=35.45*1.66E-27 ! Mass of an Cl atom [kg] REAL, PARAMETER :: mHClmol=36.46*1.66E-27 ! Mass of an HCl molecule [kg] REAL, PARAMETER :: mBratom=79.90*1.66E-27 ! Mass of an Br atom [kg] REAL, PARAMETER :: mHBrmol=80.92*1.66E-27 ! Mass of an HBr molecule [kg] REAL, PARAMETER :: mNOmol=30.01*1.66E-27 ! Mass of an NO molecule [kg] REAL, PARAMETER :: mNO2mol=46.01*1.66E-27 ! Mass of an NO2 molecule [kg] REAL, PARAMETER :: mNatome=14.0067*1.66E-27 ! Mass of an N atome [kg] REAL, PARAMETER :: rgas=8.3145 ! molar gas cste (J⋅K−1⋅mol−1=m3⋅Pa⋅K−1⋅mol−1=kg⋅m2⋅s−2⋅K−1⋅mol−1) ! REAL, PARAMETER :: MH2O =1000.*mH2Omol ! Mass of 1 molec [g] (18.016*1.66E-24) REAL, PARAMETER :: MH2SO4=1000.*mH2SO4mol ! Mass of 1 molec [g] (98.082*1.66E-24) REAL, PARAMETER :: BOLZ =1.381E-16 ! Boltzmann constant [dyn.cm/K] ! END MODULE aerophys