2025
Sources and aging of individual atmospheric particles in New York City: Integrating novel functional group data from optical photothermal spectroscopy with elemental and mass spectrometry data
Xiao Y, Costa E, He X, Rogers M, Mirrielees J, Hass-Mitchell T, Joo T, Nault B, Gentner D, O’Brien R, Ault A. Sources and aging of individual atmospheric particles in New York City: Integrating novel functional group data from optical photothermal spectroscopy with elemental and mass spectrometry data. Aerosol Science And Technology 2025, ahead-of-print: 1-18. DOI: 10.1080/02786826.2025.2555886.Peer-Reviewed Original ResearchElevated concentrations of fine particulate matterCase study daysSubmicron aerosol compositionConcentrations of fine particulate matterSecondary aerosol formationIndividual atmospheric particlesSingle particle dataElevated concentrationsSource of particlesFine particulate matterAerosol compositionBiogenic emissionsAerosol formationAtmospheric particlesCarbonaceous particlesGaseous precursorsAir qualityUrban megacitiesParticulate matterPM2.5Particle dataUrban areasChemical fingerprintsPrimary sourcesFunctional group dataGas-Phase Nitrate Radical Production Using Irradiated Ceric Ammonium Nitrate: Insights into Secondary Organic Aerosol Formation from Biogenic and Biomass Burning Precursors
Lambe A, Glenn C, Avery A, Xu T, Ditto J, Canagaratna M, Gentner D, Docherty K, Jaoui M, Zaks J, Bertram A, Ng N, Liu P. Gas-Phase Nitrate Radical Production Using Irradiated Ceric Ammonium Nitrate: Insights into Secondary Organic Aerosol Formation from Biogenic and Biomass Burning Precursors. ACS Earth And Space Chemistry 2025, 9: 545-559. PMID: 40546264, PMCID: PMC12180755, DOI: 10.1021/acsearthspacechem.4c00293.Peer-Reviewed Original ResearchSecondary organic aerosolOxygenated volatile organic compoundsOxidation flow reactorVolatile organic compoundsSecondary organic aerosol formationSecondary organic aerosol yieldMaximum SOA yieldsBiomass burning sourcesOrganic aerosol formationNitrate radical productionOxidation of volatile organic compoundsOxygen-to-carbon ratioHydroxyl radical chemistryOrganic compoundsSOA yieldsNO3 oxidationOrganic aerosolNO3 chemistryBurning sourcesBiogenic sourcesAerosol formationNO3 sourcesElement ratiosNitrate radicalAtmospheric oxidation
2023
Total organic carbon measurements reveal large discrepancies in reported petrochemical emissions
He M, Ditto J, Gardner L, Machesky J, Hass-Mitchell T, Chen C, Khare P, Sahin B, Fortner J, Hayden K, Wentzell J, Mittermeier R, Leithead A, Lee P, Darlington A, Zhang J, Moussa S, Li S, Liggio J, Gentner D. Total organic carbon measurements reveal large discrepancies in reported petrochemical emissions. 2023 DOI: 10.5194/egusphere-egu23-2923.Peer-Reviewed Original ResearchCarbon measurementsOrganic carbon measurementsSecondary organic aerosol formationMixtures of organic carbonOrganic aerosol formationAircraft-based measurementsSemi-volatile organic compoundsOil sands facilitiesOil sandsAircraft campaignAerosol formationAnthropogenic emissionsPetrochemical emissionsVolatility distributionNatural gas extractionCanadian oil sandsMissing emissionsOil sands operationsWaste management practicesOrganic carbonAir qualitySpring-summerVolatility rangeGas extractionSurface mining
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply