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In-situ measurements of reactive halogen and nitrogen species in the UTLS and constraints on heterogeneous cycling
UPPER TROPOSPHERE, STRATOSPHERE, AND MESOSPHERE: CHEMISTRY, DYNAMICS, TRANSPORT, AND RADIATION IV ORAL
atmospheric sciences | 13 december 2024
Gordon Novak, Andrew W. Rollins, Patrick R. Veres,...
The rate of catalytic ozone destruction in the lower stratosphere is acutely sensitive to rates of halogen activation and NOx loss through heterogeneo...
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In-situ Observations of HONO and Other Reactive Nitrogen from On-Road Vehicles
GLOBAL TROPOSPHERIC REACTIVE NITROGEN: SOURCES, CHEMISTRY, FATE, AND IMPACTS I POSTER
atmospheric sciences | 13 december 2024
Michael A. Robinson, Christopher Jernigan, Subi Th...
Nitrous acid (HONO) is an important nocturnal radical reservoir and upon photolysis is a source of hydroxyl radicals (OH) and nitric oxide (NO), both ...
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Kinetic modeling of SOA processes in WRF-Chem: Emerging SOA precursors and application to air quality in Los Angeles
ADVANCING UNDERSTANDING OF VOLATILE ORGANIC COMPOUNDS: INTEGRATING MODELING AND MEASUREMENT APPROACHES I ORAL
atmospheric sciences | 13 december 2024
Quazi Ziaur Rasool, Rebecca Schwantes, Colby Franc...
Secondary organic aerosols (SOA), formed by volatile organic compound (VOC) oxidation, significantly impact air quality, climate, and human health. Ur...
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Observations and Constraints on the Sulfur Budget over the Marine Environment
AEROSOLS AND CHEMISTRY IN AQUATIC ENVIRONMENTS II POSTER
atmospheric sciences | 12 december 2024
Christopher Jernigan, Michael A. Robinson, Gordon ...
The photochemical oxidation of dimethyl sulfide (DMS) by the hydroxyl radical (OH) contributes to the production and growth of particles and cloud con...
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Improving Urban Greenhouse Gas Emission Estimates from Mass Balance Method using Airborne Doppler Lidar Measurements
NEW DEVELOPMENTS IN URBAN GREENHOUSE GAS EMISSIONS QUANTIFICATION II POSTER
atmospheric sciences | 12 december 2024
Sunil Baidar, Brian Carroll, Alan Brewer, Steven S...
Aircraft mass balance is one of the methods used to determine greenhouse gas (GHG) emissions from cities. It is based on the principle of conservation...
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Methane Emissions from Salt Lake City, UT, and the Greater Denver area based on Mobile Measurements and Aircraft Mass Balance Approaches
NEW DEVELOPMENTS IN URBAN GREENHOUSE GAS EMISSIONS QUANTIFICATION II POSTER
atmospheric sciences | 12 december 2024
Philip Stratton, Xinrong Ren, Jiayang Sun, Paul Ke...
Characterizing and attributing methane (CH4) emissions across varying scales is important from climatological, safety, and economic perspectives, and ...
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Detailed in-situ observations of stratospheric N2O5 constrain stratospheric heterogeneous chemistry and its influence on ozone
UPPER TROPOSPHERE, STRATOSPHERE, AND MESOSPHERE: CHEMISTRY, DYNAMICS, TRANSPORT, AND RADIATION I ELIGHTNING
atmospheric sciences | 11 december 2024
Zachary Decker, Gordon Novak, Ewa Bednarz, Maya Ab...
The formation and fate of stratospheric N2O5 is a key process for controlling the total reactive nitrogen (NOy) partitioning. Heterogeneous (gas / par...
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Resolving particle phase composition of SOA formed from the nighttime oxidation of a simulated urban environment using a newly designed online particle-phase chemical ionization technique
ATMOSPHERIC AEROSOL PROCESSES, PROPERTIES, AND IMPACTS ACROSS SCALES II ORAL
atmospheric sciences | 11 december 2024
Matthieu Riva, Sebastien Perrier, Milan Roska, Box...
The largest mass fraction of atmospheric fine particulate matter (PM2.5) is generally organic and dominated by secondary organic aerosol (SOA). SOA is...
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