GEM-Selektor v.3 on-line documentation
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Some of the following
files are also located in Gems3-app/doc/pdf subfolder of your installed
1. Unpublished PSI
Technical Report TM-44-03-04 about the GEMS version of Nagra/PSI chemical
thermodynamic database 01/01 (in 2017, updated to PSI/Nagra 12/07
TM-44-03-04 (web version)
2. Description of
built-in temperature and pressure corrections calculated in the
GEM-Selektor code from data in DComp records .
3. Description of
built-in temperature corrections calculated in the GEM-Selektor code from
data in ReacDC records.
4. Description of
built-in calculation of activity coefficients for aqueous species and
solid-solution end-members (with setup codes in Phase records).
5. Description of
built-in calculation of activity coefficients and configurational terms
for multi-site (sublattice) solid solution models.
6. Description of setups
and built-in calculations related to GEM SCMs (surface complexation
models) Will be updated soon with ClaySor model for sorption of cations on
clay minerals and clay rocks.
7. A third-party contribution by S.V.Churakov: Description of built-in
temperature, pressure and composition corrections of molar thermodynamic
properties of non-electrolyte fluids and their mixtures.
8. A short article describing how the chemical equilibrium partitioning
can be efficiently modelled with GEM-Selektor code, with special reference
to two solid-solution aqueous solution systems relevant to nuclear waste
disposal, as well as the status and the perspectives of development of the
9. A progress report describing how mineral-water reaction kinetics (with
trace element uptake kinetics) can be modelled with GEM-Selektor code.
More documents may be added here!
24. 03. 2020
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