Search Results - "Robinson, Ellis S."

A machine learning calibration model using random forests to improve sensor performance for lower-cost air quality monitoring by Zimmerman, Naomi, Presto, Albert A, Kumar, Sriniwasa P. N, Gu, Jason, Hauryliuk, Aliaksei, Robinson, Ellis S, Robinson, Allen L, R. Subramanian

“…Low-cost sensing strategies hold the promise of denser air quality monitoring networks, which could significantly improve our understanding of personal air…”
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Spatial Variability of Sources and Mixing State of Atmospheric Particles in a Metropolitan Area by Ye, Qing, Gu, Peishi, Li, Hugh Z, Robinson, Ellis S, Lipsky, Eric, Kaltsonoudis, Christos, Lee, Alex K.Y, Apte, Joshua S, Robinson, Allen L, Sullivan, Ryan C, Presto, Albert A, Donahue, Neil M

“…Characterizing intracity variations of atmospheric particulate matter has mostly relied on fixed-site monitoring and quantifying variability in terms of…”
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A dual‐chamber method for quantifying the effects of atmospheric perturbations on secondary organic aerosol formation from biomass burning emissions by Tkacik, Daniel S., Robinson, Ellis S., Ahern, Adam, Saleh, Rawad, Stockwell, Chelsea, Veres, Patrick, Simpson, Isobel J., Meinardi, Simone, Blake, Donald R., Yokelson, Robert J., Presto, Albert A., Sullivan, Ryan C., Donahue, Neil M., Robinson, Allen L.

“…Biomass burning (BB) is a major source of atmospheric pollutants. Field and laboratory studies indicate that secondary organic aerosol (SOA) formation from BB…”
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Wintertime spatial patterns of particulate matter in Fairbanks, AK during ALPACA 2022 by Robinson, Ellis S, Cesler-Maloney, Meeta, Tan, Xinxiu, Mao, Jingqiu, Simpson, William, DeCarlo, Peter F

“…Fairbanks-North Star Borough (FNSB), Alaska perennially experiences some of the worst wintertime air quality in the United States. FNSB was designated as a…”
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Improving Correlations between Land Use and Air Pollutant Concentrations Using Wavelet Analysis: Insights from a Low-cost Sensor Network by Zimmerman, Naomi, Li, Hugh Z., Ellis, Aja, Hauryliuk, Aliaksei, Robinson, Ellis S., Gu, Peishi, Shah, Rishabh U., Ye, Qing, Snell, Luke, Subramanian, R., Robinson, Allen L., Apte, Joshua S., Presto, Albert A.

“…City-wide air pollution assessments have typically relied on a small number of widely separated regulatory monitoring sites or land use regression (LUR) models…”
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Evaporation rate of particles in the vaporizer of the Aerodyne aerosol mass spectrometer by Saleh, Rawad, Robinson, Ellis S., Ahern, Adam T., Donahue, Neil M.

“…We present calculations for evaporation rates of particles collected on the vaporizer of the Aerodyne aerosol mass spectrometer (AMS). These calculations…”
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Brownness of organics in aerosols from biomass burning linked to their black carbon content by Saleh, Rawad, Robinson, Ellis S., Tkacik, Daniel S., Ahern, Adam T., Liu, Shang, Aiken, Allison C., Sullivan, Ryan C., Presto, Albert A., Dubey, Manvendra K., Yokelson, Robert J., Donahue, Neil M., Robinson, Allen L.

“…Atmospheric aerosols can exert an important influence on Earth’s climate. Combustion chamber experiments reveal that the absorption properties of brown carbon…”
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Vapor wall loss of semi-volatile organic compounds in a Teflon chamber by Ye, Penglin, Ding, Xiang, Hakala, Jani, Hofbauer, Victoria, Robinson, Ellis S., Donahue, Neil M.

“…We have investigated the vapor wall loss of semi-volatile organic compounds (SVOCs) in a Teflon smog chamber. We studied the vapor wall loss of seven SVOCs…”
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Intracity Variability of Particulate Matter Exposure Is Driven by Carbonaceous Sources and Correlated with Land-Use Variables by Gu, Peishi, Li, Hugh Z, Ye, Qing, Robinson, Ellis S, Apte, Joshua S, Robinson, Allen L, Presto, Albert A

“…Localized primary emissions of carbonaceous aerosol are the major drivers of intracity variability of submicron particulate matter (PM1) concentrations. We…”
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Reduced Ultrafine Particle Concentration in Urban Air: Changes in Nucleation and Anthropogenic Emissions by Saha, Provat K, Robinson, Ellis S, Shah, Rishabh U, Zimmerman, Naomi, Apte, Joshua S, Robinson, Allen L, Presto, Albert A

“…Nucleation is an important source of ambient ultrafine particles (UFP). We present observational evidence of the changes in the frequency and intensity of…”
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Residential Wood Burning and Vehicle Emissions as Major Sources of Environmentally Persistent Free Radicals in Fairbanks, Alaska by Edwards, Kasey C., Kapur, Sukriti, Fang, Ting, Cesler-Maloney, Meeta, Yang, Yuhan, Holen, Andrew L., Wu, Judy, Robinson, Ellis S., DeCarlo, Peter F., Pratt, Kerri A., Weber, Rodney J., Simpson, William R., Shiraiwa, Manabu

“…Environmentally persistent free radicals (EPFRs) play an important role in aerosol effects on air quality and public health, but their atmospheric abundance…”
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High-spatial-resolution mapping and source apportionment of aerosol composition in Oakland, California, using mobile aerosol mass spectrometry by Shah, Rishabh U., Robinson, Ellis S., Gu, Peishi, Robinson, Allen L., Apte, Joshua S., Presto, Albert A.

“…We investigated spatial and temporal patterns in the concentration and composition of submicron particulate matter (PM1) in Oakland, California, in the summer…”
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Photochemical Aging of Secondary Organic Aerosols Generated from the Photooxidation of Polycyclic Aromatic Hydrocarbons in the Gas-Phase by Riva, Matthieu, Robinson, Ellis S, Perraudin, Emilie, Donahue, Neil M, Villenave, Eric

“…Aging processes of secondary organic aerosol (SOA) may be a source of oxygenated organic aerosols; however, the chemical processes involved remain unclear. In…”
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Moving beyond Fine Particle Mass: High-Spatial Resolution Exposure to Source-Resolved Atmospheric Particle Number and Chemical Mixing State by Ye, Qing, Li, Hugh Z, Gu, Peishi, Robinson, Ellis S, Apte, Joshua S, Sullivan, Ryan C, Robinson, Allen L, Donahue, Neil M, Presto, Albert A

“…Most epidemiological studies address health effects of atmospheric particulate matter (PM) using mass-based measurements as exposure surrogates. However, this…”
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Ethylene Oxide in Southeastern Louisiana’s Petrochemical Corridor: High Spatial Resolution Mobile Monitoring during HAP-MAP by Robinson, Ellis S., Tehrani, Mina W., Yassine, Amira, Agarwal, Shivang, Nault, Benjamin A., Gigot, Carolyn, Chiger, Andrea A., Lupolt, Sara N., Daube, Conner, Avery, Anita M., Claflin, Megan S., Stark, Harald, Lunny, Elizabeth M., Roscioli, Joseph R., Herndon, Scott C., Skog, Kai, Bent, Jonathan, Koehler, Kirsten, Rule, Ana M., Burke, Thomas, Yacovitch, Tara I., Nachman, Keeve, DeCarlo, Peter F.

“…Ethylene oxide (“EtO”) is an industrially made volatile organic compound and a known human carcinogen. There are few reliable reports of ambient EtO…”
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Spatially dense air pollutant sampling: Implications of spatial variability on the representativeness of stationary air pollutant monitors by Li, Hugh Z., Gu, Peishi, Ye, Qing, Zimmerman, Naomi, Robinson, Ellis S., Subramanian, R., Apte, Joshua S., Robinson, Allen L., Presto, Albert A.

“…Long- and short-term exposure to airborne pollutants results in adverse health effects. Regulatory monitors can be used to determine if regional concentrations…”
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Uptake of Semivolatile Secondary Organic Aerosol Formed from α‑Pinene into Nonvolatile Polyethylene Glycol Probe Particles by Ye, Penglin, Ding, Xiang, Ye, Qing, Robinson, Ellis S, Donahue, Neil M

“…Semivolatile organic compounds (SVOCs) play an essential role in secondary organic aerosol (SOA) formation, chemical aging, and mixing of organic aerosol (OA)…”
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Drivers of the fungal spore bioaerosol budget: observational analysis and global modeling by Janssen, Ruud H. H, Heald, Colette L, Steiner, Allison L, Perring, Anne E, Huffman, J. Alex, Robinson, Ellis S, Twohy, Cynthia H, Ziemba, Luke D

“…Bioaerosols are produced by biological processes and directly emitted into the atmosphere, where they contribute to ice nucleation and the formation of…”
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Multi-year, high-time resolution aerosol chemical composition and mass measurements from Fairbanks, Alaska by Robinson, Ellis S, Battaglia, Jr, Michael, Campbell, James R, Cesler-Maloney, Meeta, Simpson, William, Mao, Jingqiu, Weber, Rodney J, DeCarlo, Peter F

“…Fairbanks-North Star Borough, Alaska (FNSB) regularly experiences some of the worst wintertime air quality in the United States. Exceedances of the EPA's 24 h…”
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Mass accommodation coefficients of fresh and aged biomass-burning emissions by Sinha, Aditya, Saleh, Rawad, Robinson, Ellis S., Ahern, Adam T., Tkacik, Daniel S., Presto, Albert A., Sullivan, Ryan C., Robinson, Allen L., Donahue, Neil M.

“…Most chemical transport models treat the partitioning of semi-volatile organic compounds (SVOCs) with the assumption of instantaneous thermodynamic…”
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