# hrJobTitle
Professor - Faculty Fellow in the Division of Research

# keywords[]
United States Environmental Protection Agency

# keywords[]
Energy Dispersive X-ray Spectroscope (eds)

# keywords[]
North Atlantic Aerosols And Marine Ecosystems Study

# keywords[]
3407 Theoretical And Computational Chemistry

# keywords[]
5102 Atomic, Molecular And Optical Physics

# keywords[]
3407 Theoretical And Computational Chemistry

# keywords[]
5102 Atomic, Molecular And Optical Physics

# keywords[]
3407 Theoretical And Computational Chemistry

# keywords[]
5102 Atomic, Molecular And Optical Physics

# keywords[]
Health Disparities And Racial Or Ethnic Minority Health Research

# keywords[]
3407 Theoretical And Computational Chemistry

# keywords[]
5102 Atomic, Molecular And Optical Physics

# educationAndTraining[].organization.label
University of Colorado Boulder - (Boulder, Colorado, United States)

# awardsAndHonors[].label
Presidential Early Career Awards for Scientists and Engineers (PECASE)

# awardsAndHonors[].label
Association of Former Students College-Level Teaching Distinguished Achievement Award, The

# awardsAndHonors[].label
Enhancing Development and Generating Excellence in Scholarship (EDGES) Fellow

# awardsAndHonors[].label
Faculty Early Career Development (CAREER) Program

# publications[].label
Polar stratospheric clouds during SOLVE/THESEO: Comparison of lidar observations with in situ measurements - art. no. D02212

# publications[].label
Protein and Carbohydrate Exopolymer Particles in the Sea Surface Microlayer (SML)

# publications[].label
Using depolarization to quantify ice nucleating particle concentrations: a new method

# publications[].label
Understanding aerosol properties in convective outflows during TRACER

# publications[].label
Using Surface Tension Measurements To Understand How Pollution Can Influence Cloud Formation, Fog, and Precipitation

# publications[].label
Contact Guidance of Connective Tissue Fibroblasts on Submicrometer Anisotropic Topographical Cues Is Dependent on Tissue of Origin, 1 Integrins, and Tensin-1 Recruitment.

# publications[].label
Using single-particle scattering depolarization signal to measure ice nuclei with a continuous flow diffusion chamber

# publications[].label
Examinations of ice formation processes in Florida cumuli using ice nuclei measurements of anvil ice crystal particle residues

# publications[].label
Phase changes in internally mixed maleic acid/ammonium sulfate aerosols - art. no. 4487

# publications[].label
Rapid modification of cloud-nucleating ability of aerosols by biogenic emissions

# publications[].label
Atmospheric ammonia mixing ratios at an open-air cattle feeding facility.

# publications[].label
Modeling the single and multiple scattering properties of soot-laden mineral dust aerosols.

# publications[].label
INDIRECT AND SEMI-DIRECT AEROSOL CAMPAIGN The Impact of Arctic Aerosols on Clouds

# publications[].label
Measurements of large stratospheric particles in the Arctic polar vortex - art. no. 4652

# publications[].label
We should have held this in a circle: White ignorance and answerability in outdoor education

# publications[].label
A new technique to retrieve aerosol vertical profiles using micropulse lidar and ground-based aerosol measurements

# publications[].label
Using depolarization to quantify ice nucleating particle concentrations: a new method

# publications[].label
Using environmental scanning electron microscopy to determine the hygroscopic properties of agricultural aerosols

# publications[].label
Analysis of nickel (II) in particulate matter by Raman microspectroscopy

# publications[].label
Biogeochemical Coupling between Ocean and Atmosphere-A Tribute to the Lifetime Contribution of Robert A. Duce

# publications[].label
Heterogeneous reactions of alkylamines with dicarboxylic acids relevant to secondary organic aerosol formation

# publications[].label
Simulations of pollen in North American and their influence on climate

# publications[].label
Storm Peak Laboratory: A Research and Training Facility for the Atmospheric Sciences

# publications[].label
Pollen Emissions of Subpollen Particles and Ice Nucleating Particles.

# publications[].label
TAMU TRACER: Targeted Mobile Measurements to Isolate the Impacts of Aerosols and Meteorology on Deep Convection

# publications[].label
Infrared spectroscopic study of the deliquescence and efflorescence of ammonium sulfate aerosol as a function of temperature

# publications[].label
A New Technique to Retrieve Aerosol Vertical Profiles Using Micropulse Lidar and Ground-based Aerosol Measurements

# publications[].label
Spatially distributed atmospheric boundary layer properties in Houston - A value-added observational dataset.

# publications[].label
Laboratory studies of ice nucleation in sulfate particles: Implications for cirrus clouds

# publications[].label
A new method for measuring optical scattering properties of atmospherically relevant dusts using the Cloud and Aerosol Spectrometer with Polarization (CASPOL)

# publications[].label
Using Raman Microspectroscopy to Determine Chemical Composition and Mixing State of Airborne Marine Aerosols over the Pacific Ocean

# publications[].label
The unique properties of agricultural aerosols measured at a cattle feeding operation

# publications[].label
Single Particle Measurements of the Optical Properties of Small Ice Crystals and Heterogeneous Ice Nuclei

# publications[].label
Phase changes in internally mixed organic/sulfate aerosols

# publications[].label
The North Atlantic Aerosol and Marine Ecosystem Study (NAAMES): Science Motive and Mission Overview

# publications[].label
African dust aerosols as atmospheric ice nuclei (vol 36, L07808, 2009)

# publications[].label
Editorial: Unraveling Mechanisms Underlying Annual Plankton Blooms in the North Atlantic and Their Implications for Biogenic Aerosol Properties and Cloud Formation

# publications[].label
BIOT 386-Enzymatic reactions on solid-supported substrates for high-throughput lead optimization: Generating new platforms for drug discovery

# publications[].label
Physicochemical characterization and source apportionment of Arctic ice-nucleating particles observed in Ny-Alesund in autumn 2019

# publications[].label
Role of Sea Surface Microlayer Properties in Cloud Formation

# publications[].label
Role of Organic Hydrocarbons in Atmospheric Ice Formation via Contact Freezing.

# publications[].label
Detonation Soot: A New Class of Ice Nucleating Particle

# publications[].label
Production of ice-nucleating particles (INPs) by fast-growing phytoplankton

# publications[].label
Abstract TMP115: Nox-2 and Cerebrovascular Function in Metabolic Syndrome After a Stroke

# publications[].label
High concentrations of coarse particles emitted from a cattle feeding operation

# publications[].label
Simulating the impacts of pollen on cloud formation by heterogeneous ice nucleation

# publications[].label
Glass Transition Temperatures of Organic Mixtures from Isoprene Epoxydiol-Derived Secondary Organic Aerosol.

# publications[].label
Aerosol Physicochemical Mixing State and Cloud Nucleation Potential during Tracking Aerosol Convection Interactions Experiment (TRACER) Campaign.

# publications[].label
Instrument artifacts lead to uncertainties in parameterizations of cloud condensation nucleation

# publications[].label
Size distribution and hygroscopic properties of agricultural aerosols

# publications[].label
Ice nucleation in sulfuric acid and ammonium sulfate particles

# publications[].label
Modeling the inherent optical properties of aquatic particles using an irregular hexahedral ensemble

# publications[].label
Deliquescence behavior of organic/ammonium sulfate aerosol - art. no. 1917

# publications[].label
The Fifth International Workshop on Ice Nucleation Phase 3 (FIN-03): Field Intercomparison of Ice Nucleation Measurements

# publications[].label
Heterogeneous freezing of ice on atmospheric aerosols containing ash, soot, and soil

# publications[].label
Comparison of in situ and columnar aerosol spectral measurements during TexAQS-GoMACCS 2006: testing parameterizations for estimating aerosol fine mode properties

# publications[].label
Raman spectroscopy of glyoxal oligomers in aqueous solutions.

# publications[].label
Chemical characterization of individual particles and residuals of cloud droplets and ice crystals collected on board research aircraft in the ISDAC 2008 study

# publications[].label
Solubility and freezing effects of Fe²⁺ and Mg²⁺ in H₂SO₄ solutions representative of upper tropospheric and lower stratospheric sulfate particles -: art. no. 4434

# publications[].label
Pollen as atmospheric cloud condensation nuclei

# publications[].label
Toward ice formation closure in Arctic mixed-phase boundary layer clouds during ISDAC

# publications[].label
Ice nucleation catalyzed by the photosynthesis enzyme RuBisCO and other abundant biomolecules

# publications[].label
Field intercomparison of ice nucleation measurements: the Fifth International Workshop on Ice Nucleation Phase 3 (FIN-03)

# publications[].label
Effect of Acidity on Ice Nucleation by Inorganic-Organic Mixed Droplets.

# publications[].label
Contact Freezing of Water Droplets by Crystalline Organic Acids.

# publications[].label
Variability in Ice Nucleating Particles Across Greater Houston Texas

# publications[].label
Effect of viral infection on the ice nucleation efficiency of marine coccolithophores

# publications[].label
Detecting supramolecular organic nanoparticles during heat wave.

# publications[].publisher
American Association for the Advancement of Science (AAAS)

# publications[].label
The Importance of an Ensemble Approach for Modeling Aerosol-Convection Interactions

# publications[].label
Alpha globin gene copy number and incident ischemic stroke risk among Black Americans.

# publications[].label
Effect of Aggregation and Molecular Size on the Ice Nucleation Efficiency of Proteins.

# publications[].label
JNK Signaling as a Key Modulator of Soft Connective Tissue Physiology, Pathology, and Healing.

# publications[].label
An experimental and numerical study of the light scattering properties of ice crystals with black carbon inclusions

# publications[].label
Laboratory measurements of light scattering properties of kaolinite dust at 532nm

# publications[].label
Extensive aerosol optical properties and aerosol mass related measurements during TRAMP/TexAQS 2006-Implications for PM compliance and planning

# publications[].label
Water uptake by particles containing humic materials and mixtures of humic materials with ammonium sulfate

# publications[].label
The Fifth International Workshop on Ice Nucleation phase 2 (FIN-02): laboratory intercomparison of ice nucleation measurements

# publications[].label
Production of aerosol containing ice nucleating particles (INPs) by fast growing phytoplankton

# publications[].label
African dust aerosols as atmospheric ice nuclei - art. no. 1732

# publications[].label
Characterizing Greater Houston's Aerosol by Air Mass During TRACER

# publications[].label
Observed Variability in Convective Cell Characteristics and Near-Storm Environments across the Sea- and Bay-Breeze Fronts in Southeast Texas

# publications[].label
Effects of chemical aging on the ice nucleation activity of soot and polycyclic aromatic hydrocarbon aerosols.

# publications[].label
Physicochemical Characterization and Source Apportionment of Arctic Ice Nucleating Particles Observed in Ny-lesund in Autumn 2019

# publications[].label
The dependence of ice microphysics on aerosol concentration in arctic mixed-phase stratus clouds during ISDAC and M-PACE

# publications[].label
Effects of Pollen on Hydrometeors and Precipitation in a Convective System

# publications[].label
Solubility and freezing effects of Fe²⁺ and Mg²⁺ in H2SO4 solutions representative of upper tropospheric and lower stratospheric sulfate particles

# publications[].label
Observations of organic species and atmospheric ice formation - art. no. L12116

# publications[].label
Ice Nucleation by Marine Aerosols Over the North Atlantic Ocean in Late Spring

# publications[].label
What to Wear: The Filtration Performance of Alternative Materials Used to Construct Do-It-Yourself Masks

# publications[].label
Quantifying the Spatial and Temporal Distributions of Volatile Chemical Products (VCPs) in the Greater Houston Area.

# publications[].label
Multi-campaign ship and aircraft observations of marine cloud condensation nuclei and droplet concentrations.

# publications[].label
Live oak pollen as a source of atmospheric particles

# researcherOn[].label
Identification of Cloud-Nucleating and Ice-Nucleating Biological Aerosol Sources

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
EAGER: Marine Biogenic Aerosols as Cloud Condensation Nuclei over the Pacific Ocean

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Collaborative Research: Why Does Oxidation Improve Freezing? Using Laboratory Measurements and Molecular Simulations to Investigate Heterogeneous Ice Nucleation on Carbon Surfaces

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Viscous Organic Liquids and Catalysis of Atmospheric Ice Nucleation

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Collaborative Research: Quantifying the Role of Pollen in Cloud Formation through Measurements and Modeling

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
The North Atlantic Aerosols and Marine Ecosystems Study (NAAMES)

# researcherOn[].awardedBy.label
Langley Research Center - (Hampton, Virginia, United States)

# researcherOn[].label
Influence of Aerosol Physicochemical Properties on Ice Nucleation in Convective Clouds

# researcherOn[].awardedBy.label
United States Department of Energy - (Washington D.C., District of Columbia, United States)

# streetAddress
Texas A&M University; Meteorology; 3150 TAMU

# inTheNews[].label
Texas A&M study scores effectiveness of DIY mask materials

# inTheNews[].label
Texas A&M University Announces 2020 EDGES Fellows

# inTheNews[].label
DIY masks: Texas A&M researchers evaluate effectiveness of different materials

# inTheNews[].label
Keppel-Aleks, Swann, and Xu Receive 2019 Global Environmental Change Early Career Award

# inTheNews[].label
Texas A&M researchers evaluate effectiveness of different materials

# inTheNews[].label
Texas A&M researchers review effectiveness of common materials used for DIY masks

# etdChairOf[].label
Zenker III, John Paul (2017-08). Using Depolarization to Quantify Ice Nucleating Particle Concentrations: A New Method. Master's Thesis.

# etdChairOf[].label
Cole, Benjamin (2011-08). On the Microphysical Properties of Ice Clouds as Inferred from the Polarization of Electromagnetic Waves. Master's Thesis.

# etdChairOf[].label
Orcutt, John Michael (2014-12). Using In-Situ Aerosol Optical Properties to Develop a Novel Air Quality Monitoring and Diagnostic Tool. Master's Thesis.

# etdChairOf[].label
Deng, Chunhua (2013-12). Chemical Composition and Cloud Nucleation Ability of Marine Aerosol. Doctoral Dissertation.

# etdChairOf[].label
Glen, Andrew (2014-05). The Development of Measurement Techniques to Identify and Characterize Dusts and Ice Nuclei in the Atmosphere. Doctoral Dissertation.

# etdChairOf[].label
Wilbourn, Elise Katherine (2019-11). Atmospheric Ice Nucleation Ability of Marine Phytoplankton and Viruses. Doctoral Dissertation.

# etdChairOf[].label
Fornea, Adam P. (2009-05). Heterogeneous Surface-Based Freezing of Atmospheric Aerosols Containing Ash, Soot, and Soil. Master's Thesis.

# etdChairOf[].label
Collier, Kristen Nicole (2016-08). Role of Organic Hydrocarbons in Atmospheric Ice Formation via Contact Freezing. Master's Thesis.

# etdChairOf[].label
Mason, Laura E. (2009-08). Linking Chemical Changes in Soot and Polyaromatics to Cloud Droplet Formation. Master's Thesis.

# etdChairOf[].label
Suter, Katie Ann (2011-08). How Physical and Chemical Properties Change Ice Nucleation Efficiency of Soot and Polyaromatic Hydrocarbon Particles. Master's Thesis.

# etdChairOf[].label
Ren, Tong (2018-12). Aerosol Lightning Enhancement over Northern Alabama: Predictions, Mechanisms, and Simulations. Doctoral Dissertation.

# etdChairOf[].label
Moon, Seong-Gi (2010-05). Chemical and Physical Properties of Atmospheric Aerosols (a) A Case Study in the Unique Properties of Agricultural Aerosols (b) The Role of Chemical Composition in Ice Nucleation during the Arctic Spring. Doctoral Dissertation.

# etdChairOf[].label
Mirrielees, Jessica Aileen (2018-06). Instrument Artifacts Lead to Uncertainties in Parameterizations of Cloud Condensation Nucleation. Master's Thesis.

# etdChairOf[].label
Xu, Guanglang (2017-12). NUMERICAL STUDY ON THE LIGHT SCATTERING PROPERTIES OF SOME ENVIRONMENTAL COMPONENTS. Doctoral Dissertation.

# etdChairOf[].label
Antonietti, Carlos G (2014-08). Development of the Captive Aerosol Growth and Evolution Chamber System. Master's Thesis.

# etdChairOf[].label
Lu, Jianxu (2009-08). Simulation of Lidar Return Signals Associated with Water Clouds. Master's Thesis.