Difference between revisions of "GEOS-Chem chemistry mechanisms"

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(Mechanisms in GEOS-Chem v9-01-03 and prior versions)
(Mechanisms in GEOS-Chem v9-01-03 and prior versions)
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*NOx-Ox-hydrocarbon-aerosol species
 
*NOx-Ox-hydrocarbon-aerosol species
 
|Full-chemistry or fullchem
 
|Full-chemistry or fullchem
|SMVGEAR, KPP
+
|
 +
*SMVGEAR
 +
*KPP
  
 
|-valign="top"
 
|-valign="top"
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*PLUS secondary organic aerosol species
 
*PLUS secondary organic aerosol species
 
|SOA
 
|SOA
|SMVGEAR, KPP
+
|
 +
*SMVGEAR
 +
*KPP
  
 
|-valign="top"
 
|-valign="top"
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*PLUS dicarbonyl species
 
*PLUS dicarbonyl species
 
|Dicarbonyls
 
|Dicarbonyls
|SMVGEAR only
+
|
 +
*SMVGEAR only
  
 
|-valign="top"
 
|-valign="top"
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*PLUS isoprene oxidation products
 
*PLUS isoprene oxidation products
 
|Caltech isoprene scheme,<br>Paulot isoprene scheme
 
|Caltech isoprene scheme,<br>Paulot isoprene scheme
|SMVGEAR, KPP
+
|
 +
*SMVGEAR
 +
*KPP
 
|}
 
|}
  

Revision as of 20:58, 30 September 2013

On this page, we provide an overview of the chemistry mechanisms used in GEOS-Chem.

Overview

NOx-Ox-hydrocarbon-aerosol chemistry

The standard NOx-Ox-hydrocarbon-aerosol (aka "full-chemistry") simulation has undergone several updates in recent GEOS-Chem versions. We

Mechanisms in GEOS-Chem v9-01-03 and prior versions

In GEOS-Chem v9-01-03, users could select from one of four pre-defined chemistry mechanisms:

Mechanism Description Nickname Solvers
standard
  • NOx-Ox-hydrocarbon-aerosol species
Full-chemistry or fullchem
  • SMVGEAR
  • KPP
SOA
  • NOx-Ox-hydrocarbon-aerosol species
  • PLUS secondary organic aerosol species
SOA
  • SMVGEAR
  • KPP
Dicarbonyls
  • NOx-Ox-hydrocarbon-aerosol species
  • PLUS dicarbonyl species
Dicarbonyls
  • SMVGEAR only
isoprene
  • NOx-Ox-hydrocarbon-aerosol species
  • PLUS isoprene oxidation products
Caltech isoprene scheme,
Paulot isoprene scheme
  • SMVGEAR
  • KPP


Prior to the release of GEOS-Chem v9-01-03, several new bromine tracers and species were added to the standard mechanism.

--Bob Y. 16:56, 30 September 2013 (EDT)

Mechanisms in GEOS-Chem v9-02 and later versions

Solvers