| 1 | ! $Id: aerophys.F90 5202 2024-09-20 10:32:04Z fhourdin $ |
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| 2 | ! |
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| 3 | MODULE aerophys |
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| 4 | ! |
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| 5 | IMPLICIT NONE |
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| 6 | ! |
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| 7 | REAL,PARAMETER :: ropx=1500.0 ! default aerosol particle mass density [kg/m3] |
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| 8 | REAL,PARAMETER :: dens_aer_dry=1848.682308 ! dry aerosol particle mass density at T_0=293K[kg/m3] |
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| 9 | REAL,PARAMETER :: dens_aer_ref=1483.905336 ! aerosol particle mass density with 75% H2SO4 at T_0=293K[kg/m3] |
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| 10 | REAL,PARAMETER :: mdwmin=0.002e-6 ! dry diameter of smallest aerosol particles [m] |
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| 11 | REAL,PARAMETER :: V_rat=2.0 ! volume ratio of neighboring size bins |
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| 12 | REAL,PARAMETER :: mfrac_H2SO4=0.75 ! default mass fraction of H2SO4 in the aerosol |
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| 13 | REAL, PARAMETER :: mAIRmol=28.949*1.66E-27 ! Average mass of an air molecule [kg] |
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| 14 | REAL, PARAMETER :: mH2Omol=18.016*1.66E-27 ! Mass of an H2O molecule [kg] |
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| 15 | REAL, PARAMETER :: mH2SO4mol=98.082*1.66E-27! Mass of an H2SO4 molecule [kg] |
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| 16 | REAL, PARAMETER :: mSO2mol=64.06*1.66E-27 ! Mass of an SO2 molecule [kg] |
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| 17 | REAL, PARAMETER :: mSatom=32.06*1.66E-27 ! Mass of a S atom [kg] |
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| 18 | REAL, PARAMETER :: mOCSmol=60.07*1.66E-27 ! Mass of an OCS molecule [kg] |
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| 19 | REAL, PARAMETER :: mClatom=35.45*1.66E-27 ! Mass of an Cl atom [kg] |
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| 20 | REAL, PARAMETER :: mHClmol=36.46*1.66E-27 ! Mass of an HCl molecule [kg] |
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| 21 | REAL, PARAMETER :: mBratom=79.90*1.66E-27 ! Mass of an Br atom [kg] |
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| 22 | REAL, PARAMETER :: mHBrmol=80.92*1.66E-27 ! Mass of an HBr molecule [kg] |
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| 23 | REAL, PARAMETER :: mNOmol=30.01*1.66E-27 ! Mass of an NO molecule [kg] |
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| 24 | REAL, PARAMETER :: mNO2mol=46.01*1.66E-27 ! Mass of an NO2 molecule [kg] |
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| 25 | REAL, PARAMETER :: mNatome=14.0067*1.66E-27 ! Mass of an N atome [kg] |
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| 26 | 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) |
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| 27 | ! |
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| 28 | REAL, PARAMETER :: MH2O =1000.*mH2Omol ! Mass of 1 molec [g] (18.016*1.66E-24) |
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| 29 | REAL, PARAMETER :: MH2SO4=1000.*mH2SO4mol ! Mass of 1 molec [g] (98.082*1.66E-24) |
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| 30 | REAL, PARAMETER :: BOLZ =1.381E-16 ! Boltzmann constant [dyn.cm/K] |
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| 31 | ! |
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| 32 | END MODULE aerophys |
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