INTERNATIONAL AEROSOL MODELLING ALGORITHMS

(IAMA CONFERENCE) DECEMBER 5-7 2007

The ARC - UC Davis

SPONSORED BY

The AirQualityResearchCenter, University of CaliforniaDavis

The California Air Resources Board

EPRI

WEDNESDAY, DECEMBER 5th

7:00- 8:00CONTINENTAL BREAKFAST

The ARC Foyer

7:30 - 12 REGISTRATION

The ARC Foyer

8:00 - 8:15Welcome and Introduction

The ARC Ballroom

Anthony Wexler, University of California, Davis

Ajith Kaduwala, California Air Resources Board

8:15 – 9:00Title & Speaker TBA

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9:00 – 10:00SESSION I– ASESSION I– B

N2O5 + NO3 Experiments and MeasurementThermodynamics - Inorganic/Water Content

Chairs: Donald Dabdub, University of CaliforniaIrvineChairs: Anthony Wexler,University of California Davis and

andNicole Riemer,Stony Brook University Simon Clegg, University of East Anglia

Insights into the Rate of N2O5 Hydrolysis from its Direct An Efficient and Accurate Aerosol Thermodynamics Module

Atmospheric Observationin MOSAIC

Steven Brown, University of ColoradoBoulder Rahul Zaveri, Pacific Northwest National Laboratory

Microphysical Consistent Modeling of the Deliquescence and

The NO3 Radical and the Chemistry of Organic Nitrate Aerosol Efflorescence Hysteresis (UHAERO)

Ronald Cohen, University of California BerkeleyJiwen He, University of Houston

Chemistry of Nitrogen Species in the Nocturnal Urban

Boundary Layer: Insights from Field Observations and Simple Modeling and Computation of Thermodynamics and Dynamics of

Module CalculationsOrganicAerosol Particles

Jochen Stutz,University of CaliforniaLos AngelesAlexandre Caboussat, University of Houston

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10:00 – 10:30BREAK

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10:30 – 12:00SESSION II– ASESSION II – B

N2O5 + NO3 – ModelingThermodynamics – Inorganics Continued

Chairs: Donald Dabdub, University of CaliforniaIrvineChairs: Tony Wexler,University of California Davis and

and Nicole Riemer, Stony Brook UniversitySimon Clegg, University of East Anglia

Modeling and Numerical Issues Related to N2O5 DynamicsQuick, Dirty and Cheap Inorganic Aerosol Thermodynamics

Donald Dabdub, University of CaliforniaIrvineK. Max Zhang, CornellUniversity

The Heterogeneous Hydrolysis of N2O5: Chemistry Versus Aerosol Thermodynamics of Potassium Salts and Water Content Near

Meteorologythe Eutectic

Nicole Riemer, Stony Brook UniversityJames Kelly, Environmental Protection Agency

A Comprehensive Parametrization of the Heterogeneous Estimation of Gas/Particle Partitioning in Systems Containing Multiple

Reaction Probability of N2O5 on Particles Containing Inorganic and Organic Compounds: The Extended Aerosol Inorganics

Ammonium, Sulfate, and NitrateModel

Prakash Bhave,National Oceanic and Atmospheric AdministrationSimon Clegg,University of East Anglia

A New Aerosol Model for Chemical Transport Models (CTMs):

Modeling the Effects of Heterogeneous Chemistry on Atmospheric

ChemistryOverview of the ISORROPIA Thermodynamic Model

Chao Wei and Gregory R. Carmichael, University of IowaThanos Nenes, Georgia Tech

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12:00 – 1:30LUNCH

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1:30 – 3:00SESSION III– ASESSION III - B

Cloud/Fog ProcessingThermodynamics – Organics

Eladio Kipping, EPRI and Thanos Nenes, Georgia TechChairs: Tony Wexler,University of California Davis and

Simon Clegg, University of East Anglia

Physically-Based Parameterization of Cloud Droplet FormationTitle TBA

Thanos Nenes, Georgia TechNeil M. Donahue,CarnegieMellonUniversity

Constraining the Effect of Aerosol Composition on Cloud Next Steps in the Thermodynamic Modeling of Gas/Particle

FormationPartitioning of Organic Compounds in the Atmosphere

Markus Petters, ColoradoStateUniversityJames Pankow, OregonHealth & ScienceUniversity

Constraining the Effects of Composition and Mixing State onCCNA Thermodynamic Aerosol Module for a Non-Ideal, Phase-Separating

Activity, Droplet Growth Kinetics and Aerosol Indirect EffectsMixture of Primary and Secondary Organic Compounds

Thanos Nenes, Georgia TechBetty Pun, Atmospheric and Environmental Research, Inc.

Sensitivity of Cloud Microphysical Properties to Cloud

Nucleation Processes

Surabi Menon, Lawrence Berkeley National Laboratory

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3:00 – 3:30BREAK

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3:30 – 5:00SESSION IV - ASESSION IV – B

Model: Plume in GridSecondary Organics – Global Scale

Chair: Eladio Knipping, EPRI, andPrakash KaramchandaniChairs: Prakash Bhave,National Oceanic and Atmospheric Administration

Atmospheric Environmental Research, Inc. andDavid Simpson, Norwegian Meteorological Institute

Modeling Secondary Organic Aerosols: Current Achievements

Plume-in-Grid Modeling for PM - A Parallel Approachand Future Challenges

Prakash Karamchandani,. Kostas Tsigaridis, Laboratoire des Sciences du Climat et de

Atmospheric & Environmental Research, Incl’Environnement (LSCE)

Use of Hybrid Plume/Grid Modeling and Super Site DataGlobal Modeling of Secondary Organic Aerosol Formation from

to Model PM2.5 in St. LouisAromatic Hydrocarbons: High- vs. Low-Yield Pathways

Ralph Morris, ENVIRONDaven Henze,Caltech

Modeling the Impact of Aerosol Formation to Particle and CCN

Title TBAConcentrations on Regional and Global Scales

Irene Korsakissok, Centre d’Enseignement et deTatu Anttila, Finnish Meteorological Institute

Recherche en Environnement Atmospherique

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5:00 – 7:00WELCOMING RECEPTION

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THURSDAY, DECEMBER 6th

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7:30 - 8:15 BREAKFAST

The ARC Foyer

8:15 – 10:00SESSION V- ASESSION V – B

Model Structure: Sections, Modes, MomentsSecondary Organics – Regional Scale

Chairs: Rahul Zaveri,Pacific NorthwestNational Laboratory Chairs: Prakash Bhave,National Oceanic and Atmospheric Administration

Karine Sartelet, CEREAand David Simpson, Norwegian Meteorological Institute

Variable Moment General Dynamic Equations for Global and Modeling Carbonaceous Aerosol in Europe: Comparisons with

Regional Aerosol ModelingMeasurements

Boris Grits, University of California DavisDavid Simpson, Norwegian Meteorological Institute

The Sectional and Modal Aerosol Models SIREAM and MAM

in the Air Quality Platform Polyphemus: Common Features andModeling the Contribution of SOA in Australian Air Pollution Events -

Differencesfrom Smog Chamber to Airshed

Karine Sartelet, CEREAMartin Cope, CSIRO

Application of Moment-Sectional Algorithms to EmergingEvaluation of New Approaches to Modeling Atmospheric Organic

Problems in Aerosol ScienceParticulate Matter in CAMx

Peter Adams, CarnegieMellonUniversityBonyoung Koo, ENVIRON International Corporation

New Developments in the Quadrature Method of MomentsModeling of Carbonaceous Aerosols with CHIMERE – Focus on

(QMOM) Approach to Aerosol SimulationSecondary Organic Aerosols

Robert McGraw,Brookhaven National LaboratoryBertrand Bessagnet, L'Institut National de l'Environnement Industriel et

des Risques

A Mode Merging Algorithm for Modal Models

Evan Whitby, Chimera Technologies, Inc.

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10:00 – 10:30BREAK

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10:30 – 12:00SESSION VI – ASESSION VI – B

Model Structure: Hybrid and Fully DynamicSecondary Organics – Kinetics

Chairs: Rahul Zaveri,Pacific Northwest National LaboratoryChairs: Prakash Bhave,National Oceanic and Atmospheric Administration

Karine Sartelet, CEREAandDavid Simpson, Norwegian Meteorological Institute

Equilibrium, Dynamic, and Hybrid Approaches for Atmospheric The Rise and Fall of Organic Aerosol Mass: Oxidation Giveth and

Aerosol ModelingOxidation Taketh Away

Bonyoung Koo, ENVIRON Neil M. Donahue,CarnegieMellonUniversity

Dynamic Gas-Particle Partitioning in the UCD Aerosol

ModuleExplicit Modelling of the SOA/VOC/NOx System

Max Zhang,Cornell University BernardAumont, Universite de Paris

Development of a Secondary Organic Aerosol Formation Mechanism:

A Solution to the Problem of Nonequilibrium Acid/BaseComparison with Smog Chamber Experiments and Atmospheric

Gas-Particle Transfer at Long Time StepMeasurements

Mark Z. Jacobson, StanfordUniversityLuis Olcese, University of Michigan

An Efficient Algorithm for Dynamic Gas-Particle Partitioning

In MOSAICValidation of Soot Aging Models with Particle-Resolved Simulations

Rahul Zaveri, Pacific NorthwestNational LaboratoryNicole Riemer, Stony Brook University

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12:00 – 1:30LUNCH

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1:30 – 3:00SESSION VII – ASESSION VII – B

Parallel Processing IssuesSecondary Organics – Miscellaneous Processes

Chairs: Mike Kleeman,University of CaliforniaDavisChairs: Prakash Bhave,National Oceanic and Atmospheric Administration

and Donald Dabdub,University of CaliforniaIrvineandDavid Simpson, Norwegian Meteorological Institute

Efficient Parallel Methods for the Advection of Large Numbers SOA Model by Partitioning and Heterogeneous Reactions in the

of Species in Air Quality ModelsPresence of Inorganic Species

Mike Kleeman, University of CaliforniaDavisMyoseon Jang, University of Florida

Organic Aerosols in the Air Quality Platform Polyphemus:

Oxidation Pathways, Hydrophilic/Hydrophobic Partitioning and

Title TBAOligomerization

Donald Dabdub, University of CaliforniaIrvineEdouard Debry, CEREA

The Lumped Composition Aerosol (LCA) Module for Simulating

A ParallelProgramBuilding BlockComposition Effects on SOA Formation

David Wong, National Oceanic and Atmospheric AdministrationFrank Bowman, University of North Dakota

Three Types of Secondary Organic Aerosol Yields Based on the

Gas/Aerosol Partitioning Theory and Their Relevance to Modelling Organic Aerosol Formation

Weimin Jiang, National Research Council of Canada

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3:00 – 3:30BREAK

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3:30 – 5:00SESSION VIII - ASESSION VIII - B

WRF- Chem + AerosolsSecondary Organics – In-Cloud Formation

Chair: Georg Grell, National Oceanic and AtmosphericChairs: Prakash Bhave,National Oceanic and Atmospheric Administration

AdministrationandDavid Simpson, Norwegian Meteorological Institute

CMAQ Parameterization of Cloud-Produced

Overview of WRF-ChemSecondary Organic Aerosol

Georg Grell, National Oceanic and Atmospheric AdministrationAnnMarie Carlton, National Oceanic and Atmospheric Administration

Implementation of Aerosol-Radiation-Cloud-Chemistry Simulating Secondary Organic Aerosol Formation from Cloud

Interactions inWRF-ChemProcessng of Organic Compounds in CMAQ-MADRID

Bill Gustafson, Pacific Northwest National LaboratoryJianjun Chen, University of California Davis [Abstract #12]

Comparison of Real Time PM 2.5 Forecast Model Results with Chemical Processes in Cloud Droplets as Source of Secondary

Aircraft Data from TexAQS-2006 Field StudyOrganic Aerosol

Stuart McKeen , National Oceanic and Atmospheric AdministrationBarbara Ervens, National Oceanographic and Atmospheric

Administration

The Aerosol Modeling Test Bed: A Proposed Tool to Facilitate

Improved Aerosol Process Models

Jerome Fast, Pacific Northwest National Laboratory

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FRIDAY, DECEMBER 7th

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7:45- 8:30CONTINENTAL BREAKFAST

The ARC Foyer

8:30 – 10:00SESSION IX - ASESSION IX – B

WRF- Chem + Aerosols CONTINUEDSource Oriented

Chair: Georg Grell, National Oceanic and AtmosphericChairs: Mike Kleeman, University of California Davis and

AdministrationTed Russell,Georgia Tech

Sensitivity Tests of CCN-Cloud Droplet Number Using a NewlyRegional Source Apportionment of Airborne Particulate Matter

Developed WRF Microphysics Scheme on Various Case StudiesIn Central California Using a Source-Oriented Air Quality Model

Greg Thompson, NationalCenter for Atmospheric ResearchQi Ying, Texas A&M

Inter-comparison of Forecasted Aerosol Formation by CMAQ

and WRF-ChemPrimary Source Apportionment

William R. Stockwell, Howard UniversityAntony Chen, Desert Research Institute

Current and Future Aerosol Studies Using WRF-ChemTITLE TBA

Mary Barth, The NationalCenter for Atmospheric ResearchSergey Napelenok,National Oceanic and Atmospheric Administration

Dan Cohan, RiceUniversity

Developing Data Assimilation Capabilities in WRF-Chem

Greg Carmichael, University of Iowa

TITLE TBA(invited)

Karla Longo, Centro de Previsão de Tempo e Estudos Climáticos

10:00 – 10:15BREAK

10:15 – 12:00WRAP-UP AND NEXT STEPS

Anthony Wexler, University of California, Davis

Ajith Kaduwala,California Air Resources Board

POSTERS

1 - The Importance of Aerosol Water for Air Pollution Effects on Weather and Climate - A New Concept

S. Metzger, Max Planck Institute for Chemistry

2 - Statistics of Volumes, Swept by Non- Spherical Particles in a Turbulent Flow

B. Grits, M. Pinsky and A. Khain, The Hebrew University of Jerusalem, Israel

3 - Comparison of CMAQ Aerosol Predictions by Two Thermodynamic Modules: UHAERO vs. ISORROPIA

Fang-Yi Cheng, Andrey Martynenko, Daewon Byun and Jiwen He, University of Houston

4 - Developing Sectional Aerosol Models for Modelling UK Atmospheric Aerosol

Michael K. Bane, Douglas Lowe & Gordon B. McFiggans, University of Manchester

5 - Investigation of the Influence of Microphysical Assumptions on Aerosol Chemistry Systems

Douglas Lowe, David Topping, & Gordan McFiggans,University of Manchester

6 - Emissions Sensitivities for PM Components for a Rural Site in the United Kingdom Using a

Photochemical Trajectory Model R.G. Derwent rdscientific

7 - Characterization of Aerosols in U.S Southwest Cities Using an Inverse Reconstruction Model to

Retrieve Aerosol Size Distribution from Optical Depth Data

Rosa Fitzgerald and Javier Polanco, University of Texas and William Stockwell, HowardUniversity

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