Atmospheric and Physical Chemistry
 
 
Hintergrundbild
Hintergrundbild
Bielefeld University  |  Faculty of Chemistry

Data and FORTRAN routines

The following FORTRAN routines and data tables are available free of charge.
If you use any of these routines in your scientific work please do credit by citing the relevant papers given below.

Vapor pressure of liquid water (including the supercooled temperature range)

Content Filename Filetype
p_h2o0 vs T;  formula p_h2o0.for  (4 kb) FORTRAN
p_h2o0 vs T;  data p_h2o0.dat  (9 kb) ascii data table

Ref:  Murphy, D.M.; Koop, T.;
Review of the vapour pressures of ice and supercooled water for atmospheric applications,
Q. J. R. Meteorol. Soc., 131, 1539-1565, 2005.   article online*


Vapor pressure of Ice Ih (hexagonal ice)

Content Filename Filetype
p_iceIh vs T;  formula p_iceIh.for  (4 kb) FORTRAN
p_iceIh vs T;  data p_iceIh.dat  (7 kb) ascii data table

Ref:  Murphy, D.M.; Koop, T.;
Review of the vapour pressures of ice and supercooled water for atmospheric applications,
Q. J. R. Meteorol. Soc., 131, 1539-1565, 2005.   article online*


Atmospheric frost point temperature (hexagonal ice)

Content Filename Filetype
Tfrost vs pw;  formula tfrost.for  (4 kb) FORTRAN
Tfrost vs pw;  data tfrost.dat  (4 kb) ascii data table

Ref:  Murphy, D.M.; Koop, T.;
Review of the vapour pressures of ice and supercooled water for atmospheric applications,
Q. J. R. Meteorol. Soc., 131, 1539-1565, 2005.   article online*


Homogeneous ice nucleation rate coefficient in aqueous solutions (at ambient pressure)

Content Filename Filetype
Jhom vs T;  model icenucleation_ambientp.for  (4 kb) FORTRAN
Jhom vs T for aw=1.00;  data icenucleation_ambientp_aw1_00.dat  (1 kb) ascii data table
Jhom vs T for aw=0.90;  data icenucleation_ambientp_aw0_90.dat  (1 kb) ascii data table
Jhom vs T for aw=0.80;  data icenucleation_ambientp_aw0_80.dat  (2 kb) ascii data table
Jhom vs T for aw=0.71;  data icenucleation_ambientp_aw0_71.dat  (1 kb) ascii data table

Ref:  Koop, T.; Luo, B.P.; Tsias, A., Peter, T.;
Water activity as the determinant for homogeneous ice nucleation in aqueous solutions,
Nature, 406, 611-614, 2000.   article online*


Density of liquid H+/NH4+/SO42–/NO3/H2O solutions

Content Filename Filetype
density vs T and composition; model density_loop.for  (6 kb) FORTRAN

Ref:  Semmler, M.; Luo, B.P.; Koop, T.;
Densities of liquid H+/NH4+/SO42–/NO3/H2O solutions at tropospheric temperatures,
Atmos. Environment, 40, 467-483, 2006.   article online*