Scientific and Professional Staff
Research Interests



PETER H. DAUM - Chemist
Atmospheric chemistry; Cloud microphysics; Cloud radiative properties.

MARY JANE BARTHOLOMEW - Meteorology Associate II
Aerosol optical thickness measurements over the world's oceans, satellite correction algorithms for aerosol optical thickness and aerosol climate.

WILLIAM J. BEHRENS - Applications Architect
Acquisition, telemetry, analysis and distribution of environmental data; Computer networking; Wireless communications; Oceanographic and atmospheric data management; Hydrography.

CARMEN M. BENKOVITZ - Scientist
Mathematical modeling of transport and transformation of trace species in the atmosphere, with special emphasis on the sulfur cycle; Study of the interaction of aerosols, clouds, and climate; Compilation and analyses of inventories of pollutant emissions to the atmosphere; Analysis of atmospheric measurements data.

LINDA J. BOWERMAN - Chemistry Associate I
The detection of reactive nitrogen compounds (NOy) in remote and rural locations; The speciation of NOy into various components (i.e., NO, NO2, HNO3, and PAN).

VICTOR A. CASSELLA - Meteorology Associate II
Regional meteorology & climatology, Instrumentation and Radio Telemetry; Management of field research programs.

LIM-SEOK CHANG - Postdoctoral Research Associate
Aerosol microphysics; Aerosol modeling; Multi-scale meteorological modeling.

ALICE T. CIALELLA - Advanced Applications Engineer
Remote sensing for land and water surfaces; Geographic Information Systems (GIS) analyses of environmental data; Data acquisition and analysis.

KATHY J. DOTY - Advanced Applications Engineer
Data base design, Applications programming; User interface development, and WEB development.

MAUREEN DUNN - Oceanographic Associate II
Detiding and spatial analysis of shipboard acoustic Doppler current profiling (ADCP) data. Biological-physical interactions in marine environments. Identification and growth of aquatic bacteria.

LAURIE M. GREGORY - Advanced Applications Engineer
Data acquisition and analysis; Applications programming; CGI programming; WEB development.

HUAN GUO - Research Associate
Aerosols, aerosol-cloud-radiation interactions, cloud physics, turbulence, cloud resolving models/large eddy simulations.

DONG HUANG - Research Associate
Cloud tomography; Radiative transfer in clouds.

MICHAEL P. JENSEN - Associate Meteorologist
Tropical convective systems; Marine boundary layer cloud systems; Radiative transfer; Precipitation.

KAREN LEE JOHNSON - Advanced Applications Engineer
Radar meteorology, particularly vertically pointing precipitation and cloud radars.

LAWRENCE I. KLEINMAN - Chemist
Kinetics and transport of atmospheric pollutants; Chemical dynamics.

JEONGHOON LEE - Research Associate
Measurement of optical properties of aerosol; Particle generation using flames; Diesel engine development.

YIN-NAN LEE - Chemist
Kinetics and mechanisms of homogeneous and heterogeneous chemical reactions and catalyses in the field of organic, marine, and atmospheric chemistry; Measurement of and technique development for trace gaseous species including aerosols.

ERNEST R. LEWIS - Environmental Scientific Associate I
Light scattering and radiative transport in the atmosphere, and aerosol-radiative interactions. Hygroscopic and thermodynamic properties of aerosol particles and the effects of relative humidity on their chemical and physical properties. Sea salt aerosols and their properties, concentrations, and production. Aerosol dynamics and processes in the atmosphere, and sources of natural aerosol production. Climate and climate change, and the effects of aerosols on climate change. The carbon dioxide system in the oceans. Measurement of chemical and physical properties of seawater. Air-sea exchange of gases and particles.

YANGANG LIU - Scientist
Scientific interests have centered around physical, optical and chemical properties of atmospheric particles, including aerosols, clouds and precipitation.  Research activities include theoretical studies, mathematical modeling, data analysis, and field investigations.  Current research is focusing on the understanding of aerosol effects on climate (both direct and indirect).  The methodology is built on closure experiments of both in situ and remote sensing measurements, in combination with theoretical studies and numerical modeling.

L. LYNN MA - Advanced Applications Engineer
Data analysis; Data base management; WEB development; Applications programming.

ROBERT L. MC GRAW - Senior Scientist
Physical chemistry; Statistical mechanics; Aerosol dynamics; Homogeneous and heterogeneous nucleation of supercooled vapors and vapor mixtures as mechanisms for gas-to-particle conversion; Freezing and precipitation from multicomponent solutions; Computer simulation of nucleation and growth processes in complex flows; Nonlinear optics.

MARK A. MILLER - Scientist
Air-sea interaction; Marine boundary layer meteorology; Surface-based and satellite remote sensing.

SUSAN J. OATIS - Research Collaborator
Heterogeneous nucleation in common atmospheric aerosols, role of lattice parameters, particulate diameter, and surface area on size of critical nucleus and degree of supersaturation; Characterization of thermodynamic properties of atmospheric aerosols, their role in polar stratospheric cloud formation, and radiative scattering; High resolution infrared absorption studies of simple hydrocarbon radicals produced in combustion processes; Ultra-high resolution infrared absorption measurements of (NO)x atmospheric species at cryogenic temperatures; High resolution VUV photoelectron spectroscopy of combustion free radicals.

JASON OLFERT - Postdoctoral Scientific Researcher
Characterization of atmospheric aerosol physical and chemical properties through field observations and laboratory studies; Development of new instruments for measuring aerosol size distributions and particle mass.

STEPHEN E. SCHWARTZ - Senior Scientist
Atmospheric Chemistry: Transformation of trace atmospheric constituents; Laboratory investigation of model systems; Field measurements and interpretation; Chemical modeling; Atmospheric radiation; Atmospheric aerosols.  Physical Chemistry: Reaction kinetics; Chemical thermodynamics; Mass transport; Molecular spectroscopy; Photochemistry.
Stephen E. Schwartz Homepage

ARTHUR J. SEDLACEK III - Scientist
Development of novel sensing systems to the identification and measurement of trace atmospheric pollutants and ground/surface pollutants; Application of lidar systems and techniques for atmospheric species temporal and spatial profiling.

GUNNAR I. SENUM - Chemist
Application and modeling of chromatographic systems for the development of techniques for the detection and quantification of trace components with the consequent application to geophysical trace gases, indoor pollution and various industrial applications; Development of chemical compounds as atmospheric, hydrological or aerosol tracers.

STEPHEN R. SPRINGSTON - Chemist
Field measurements of atmosphere; Development of novel instrumentation for measuring atmospheric constituents; Adapting analytical instrumentation for aircraft-based sampling; Development of analytical instrumentation for high-efficiency separations.

ALISON L. TILP - Advanced Applications Engineer
System administration; Backup/archive systems; Perl and CGI programming; WEB applications.

DAVID T. TROYAN - Scientific Associate II
Applications programming; Meteorological data analysis; Radar meteorology; Geostatistics; Citation analysis; Scientometrics; Bibliometrics.

ANDREW VOGELMANN - Scientist
Climate and the Earth's energy balance; Cloud-radiative interactions, Aerosol-radiative interactions; Atmospheric radiative transfer; Remote sensing; Climate modeling; Climate change theory.

RICHARD WAGENER - Scientist
Remote sensing of the atmosphere; Atmospheric radiative transfer; Global climate change; Regional environmental change.

JIAN WANG - Associate Scientist
Characterization of atmospheric aerosol physical and chemical properties through field observations and laboratory studies; Development of new instruments for aerosol size distribution and radiative property measurements.

JUDITH B. WEINSTEIN-LLOYD - Research Collaborator
Atmospheric oxidants:  Development of instrumentation for detection of peroxy radicals and peroxides, field measurements, interpretation and modeling of these species.

WEI WU - Research Associate
Global climate energy balance studies; Climate change and climate sensitivity; Tropical atmosphere/ocean thermodynamics.

 
 
 

[REV 04/18/08]