Peer-reviewed Publications
Reports

Peer-reviewed Publications

20242023202220212020
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2009200820072006200520042003200220012000
1999199819971996199519941993199219911989/90

2024

Lachenmayer, E. K., Ku, I., Hecobian, A., Benedict, K. B., Zhou, Y., Buck, B., & Collett Jr, J. L. (2024) Source apportionment of airborne volatile organic compounds near unconventional oil and gas development, Environmental Research Communications, 10.1088/2515-7620/ad82b2

Marsavin, A., Pan, D., Pollack, I. B., Zhou, Y., Sullivan, A. P., Naimie, L. E., Benedict, K. B., Juncosa Calahoranno, J. F., Fischer, E. V., Prenni, A. J., Schichtel, B. A., Sive, B. C., & Collett Jr, J. L. (2024). Summertime Ozone Production at Carlsbad Caverns National Park, New Mexico: Influence of Oil and Natural Gas Development, JGR Atmospheres, 129, e2024JD040877, https://doi.org/10.1029/2024JD040877

Pan, D., Mauzerall, D. L., Wang, R., Guo, X., Puchalski, M., Guo, Y., Song, S., Tong, D., Sullivan, A. P., Schichtel, B. A., Collett Jr, J. L., & Zondlo, M. A. (2024). Regime shift in secondary inorganic aerosol formation and nitrogen deposition in the rural United States. Nature Geoscience, https://doi.org/10.1038/s41561-024-01455-9

2023

Liu, Z., Zhu, B., Zhu, C., Ruan, T., Li, J., Chen, H., Li, Q., Wang, X., Wang, L., Mu, Y., Collett Jr, J. L., George, C., Wang, Y., Su, J., Yu, S., Mellouki, A., Chen, J., & Jiang, G. (2023). Abundant nitrogenous secondary organic aerosol formation accelerated by cloud processing. Iscience, 26(11). https://doi.org/10.1016/j.isci.2023.108317

Ku, I. T., Zhou, Y., Hecobian, A., Benedict, K., Buck, B., Lachenmayer, E., Bryan, T., Frazier, M., Zhang, J., Pan, D., Low, L., Sullivan, A. P., & Collett Jr, J. L. (2023). Air quality impacts from the development of unconventional oil and gas well pads: Air toxics and other volatile organic compounds. Atmospheric Environment, 120187. https://doi.org/10.1016/j.atmosenv.2023.120187

Pollack, I. B., Pan, D., Marsavin, A., Cope, E. J., Calahorrano, J. J., Naimie, L. E., Benedict, K. B., Sullivan, A. P., Zhou, Y., Sive, B. C., Prenni, A. J., Schichtel, B. A., Collett Jr., J. L., & Fischer, E. V. (2023) Observations of ozone, acyl peroxy nitrates, and their precursors during summer 2019 at Carlsbad Caverns National Park, New Mexico, Journal of the Air & Waste Management Association, 73:12, 951-968, DOI: 10.1080/10962247.2023.2271436

Pan, D., Pollack, I. B., Sive, B. C., Marsavin, A., Naimie, L. E., Benedict, K. B., Zhou, Y., Sullivan, A. P., Prenni, A. J., Cope, E. J., Calahorrano, J. J., Fischer, E. V., Schichtel, B. A., & Collett Jr, J. L. (2023) Source characterization of volatile organic compounds at Carlsbad Caverns National Park, Journal of the Air & Waste Management Association, 73:12, 914-929, DOI: 10.1080/10962247.2023.2266696

Pu, W., Sheng, J., Tian, P., Huang, M., Liu, X., Collett Jr, J. L., Li, Z., Zhao, X., He, D., Dong, F., Zhang, N., Quan, W., Qiu, Y., Song, Y., Lin, W., Pan, Y., & Ma, Z. (2023). On-road mobile mapping of spatial variations and source contributions of ammonia in Beijing, China. Science of The Total Environment, 864, 160869. https://doi.org/10.1016/j.isci.2023.108317

Permar, W., Jin, L., Peng, Q., O'Dell, K., Lill, E., Selimovic, V., Yokelson, R. J., Hornbrok, R. S., Hills, A. J., Apel, E. C., Ku, I. T., Zhou, Y., Sive, B. C., Sullivan, A. P., Collett Jr, J. L., Palm, B. B., Thornton, J. A., Flocke, F., Fischer, E. V., & Hu, L. (2023). Atmospheric OH reactivity in the western United States determined from comprehensive gas-phase measurements during WE-CAN. Environmental Science: Atmospheres, 3(1), 97-114. https://doi.org/10.1016/j.scitotenv.2022.160869

2022

Feng, S., Xu, W., Cheng, M., Ma, Y., Wu, L., Kang, J., Wang, K., Tang, A., Collett, J.L., Fan, Y., Goulding, K., Liu, X. and Zhang, F. (2022) Overlooked nonagricultural and wintertime agricultural NH3 emissions in Quzhou county, North China Plain: Evidence from 15N-stable isotopes, Envir. Sci. Tech. Lett. 9, 127-133, DOI: 10.1021/acs.estlett.1c00935.

Isil, S., Collett, Jr., J., Lynch, J., Weiss-Penzias, P., and Rogers, C.M. (2022) Cloud and fog deposition: Monitoring in high elevation and coastal ecosystems. The past, present, and future, Atmos. Env. 274, https://doi.org/10.1016/j.atmosenv.2022.118997.

Kille, N., Zarzana, K.J., Alvarez, J.R., Lee, C.F., Rowe, J.P., Howard, B., Campos, T., Hills, A., Hornbrook, R.S., Ortega, I., Permar, W., Ku, I-T., Lindaas, J., Pollack, I.B., Sullivan, A.P., Zhou, Y., Fredrickson, C.D., Palm, B.B., Peng. Q., Apel, E.C., Hu, L., Collett, J.L., Fischer, E.V., Flocke, F., Hannigan, J.W., Thornton, J., and Volkamer, R. (2022) The CU airborne solar occultation flux instrument: performance evaluation during BB-FLUX, ACS Earth Space Chem. DOI: 10.1021/acsearthspacechem.1c00281.

Naimie, L.E., Sullivan, A.P., Benedict, K.B., Prenni, A.J., Sive, B., Schichtel, B.A., Fischer, E.V., Pollack, I., and Collett, Jr., J.L. (2022) PM2.5 in Carlsbad Caverns National Park: composition, sources, and visibility impacts, J. Air & Waste Mgmt. Assoc., in press.

Park, T., Jung, D.H., Lim, Y., Ban, J., Kim, K., Kang, S., Park, H., Choi, S., Kim, H., Sung, M., Choi, Y., Boris, A.J., Collett, Jr., J.L. and Lee, T. (2022) Characterization of chemical and physical changes in atmospheric aerosols during fog processing at Baengnyeong Island, South Korea, Atmos. Env. 278, https://doi.org/10.1016/j.atmosenv.2022.119091.

Prenni, A.J., Benedict, K.B., Day, D.E., Sive, B.C., Zhou, Y., Maimie, L., Gebhart, K.A., Dombek, T., De Boskey, M., Hyslop, N.P., Spencer, E., Chew, Q.M., Collett, Jr., J.L., and Schichtel, B.A. (2022) Wintertime haze and ozone at Dinosaur National Monument, J. Air & Waste Mgmt. Assoc.  10.1080/10962247.2022.2048922.

Sullivan, A. P., Pokhrel, R. P., Shen, Y., Murphy, S. M., Toohey, D. W., Campos, T., Lindaas, J., Fischer, E. V., and Collett Jr., J. L. (2022) Examination of brown carbon absorption from wildfires in the western US during the WE-CAN study, Atmos. Chem. Phys., 22, 13389–13406, https://doi.org/10.5194/acp-22-13389-2022.

Wen, Z., Wang, R., Li, Q., Liu, J., Ma, X., Xu, W., Tang, A., Collett, Jr., J.L., Li, H. and Liu, X. (2022) Spatiotemporal variations of nitrogen and phosphorus deposition across China, Sci. Tot. Env. http://dx.doi.org/10.1016/j.scitotenv.2022.154740.

Zhang, Y.Y., Tang, A.H., Wang, C., Ma, X., Li, Y.Z., Xu, W., Xia, X.P., Zheng, A.H., Li, W.Q., Fang, Z.G., Zhao, X.F., Peng, X.L., Zhang, Y.P., Han, J., Zhang, L.J., Collett, Jr., J.L., Liu, X.J. (2022) PM2.5 and water-soluble inorganic ion concentrations decreased faster in urban than rural areas in China, J. Env. Sci. 122, 83-91, DOI: 10.1016/j.jes.2021.09.031.

2021

Juncosa Calahorrano, J.F., Lindaas, J., O’Dell, K., Palm, B.B., Peng, Q., Flocke, F., Pollack, I.B., Garofalo, L.A., Farmer, D.K., Pierce, J.R., Collett, Jr., J.L., Weinheimer, A., Campos, T., Hornbrook, R.S., Hall, S.R., Ullmann, K., Pothier, M.A., Apel, E.C, Permar, W., Hu, L., Hills, A.J., Montzka, D., Tyndall, G., Thornton, J.A., and Fischer, E.V. (2021) Daytime oxidized reactive nitrogen partitioning in western U.S. wildfire smoke plumes, J. Geophys. Res. doi.org/10.1029/2020JD033484

Lindaas, J., Pollack, I.B., Garofalo, L.A., Pothier, M.A., Farmer, D.K., Kreidenweis, S.M., Campos, T.L., Flocke, F., Weinheimer, A.J., Montzka, D.D., Tyndall, G.S., Palm, B.B., Peng, Q., Thornton, J.A., Permar, W., Wielgasz, C., Hu, L., Ottmar, R.D., Restaino, J.C., Hudak, A.T., Ku, I.-T., Zhou, Y., Sive, B.C., Sullivan, A., Collett, Jr., J.L., and Fischer, E.V. (2021) Emissions of reactive nitrogen from western U.S. wildfires during summer 2018, J. Geophys. Res. https://doi.org/10.1029/2020JD032657.

Lindaas, J., Pollack, I.B., Calahorrano, J.J., O’Dell, K., Garofalo, L.A., Pothier, M.A., Farmer, D.K., Kreidenweis, S.M., Campos, T., Flocke, F., Weinheimer, A.J., Montzka, D.D., Tyndall, G.S., Apel, E.C., Hills, A.J., Hornbrook, R.S., Palm, B.B., Peng, Q.Y., Thornton, J.A., Permar, W., Wielgasz, C., Hu, L., Pierce, J.R., Collett, Jr., J.L., Sullivan, A.P. and Fischer, E.V. (2021) Empirical insights into the fate of ammonia in western U.S. wildfire smoke plumes, J. Geophys. Res. https://doi.org/10.1029/2020JD033730. 

Pan, D., Benedict, K.B., Golston, L.M., Wang, R., Collett, Jr., J.L., Tao,, L., Sun, K., Guo, X., Ham, J., Prenni, A.J., Schichtel, B.A., Mikoviny, T., Müller, M., Wisthaler, A. and Zondlo, M.A. (2021) Ammonia dry deposition in an alpine ecosystem traced to agricultural emission hotspots, Envir. Sci. Tech. 55, 7776-7785, https://doi.org/10.1021/acs.est.0c05749.

Peng, Q., Palm, B.B., Fredrickson, C.D., Lee, B.H., Hall, S.R., Ullmann, K., Campos, T., Weinheimer, A.J., Apel, E.C., Flocke, F., Permar, W., Hu, L., Garofalo, L.A., Pothier, M.A., Farmer, D.K., Ku, I.-T., Sullivan, A.P., Collett, J.L., Fischer, E., and Thornton, J.A. (2021) Observations and modeling of NOx photochemistry and fate in fresh wildfire plumes, ACS Earth Space Chem. 5, 2652-2667,   https://doi.org/10.1021/acsearthspacechem.1c00086.

Permar, W., Wang, Q., Selimovic, V., Wielgasz, C., Yokelson, R.J., Hornbrook, R.S., Hills, A.J., Apel, E.C., Ku, I.-T., Zhou, Y., Sive, B.C. Sullivan, A.P., Collett, Jr., J.L., Campos, T.L., Palm, B.B., Peng, Q., Thornton, J.A., Garofalo, L.A., Farmer, D.K., Kreidenweis, S.M., Levin, E.J.T., DeMott, P.J., Flocke, F., Fischer, E.V., and Hu, L. (2021) Emissions of trace organic gases from western U.S. wildfires based on WE-CAN aircraft measurements, J. Geophys. Res. https://doi.org/10.1029/2020JD033838.

Tilgner, A., Schaefer, T., Alexander, B., Barth, M., Collett, Jr., J.L., Fahey, K.M., Nenes, A., Pye, H.O.T., Herrmann, H. and McNeill, V.F. (2021) Acidity and the multiphase chemistry of atmospheric aqueous particles and clouds, Atmos. Chem. Phys. 21, 13483–13536, https://doi.org/10.5194/acp-21-13483-2021.

Wen, Z., Wang, C.J., Li, Q., Xu, W., Lu, L., Li, X.J., Tang, A.H., Collett, Jr., J.L., and Liu, X.J. (2021) Winter air quality improvement in Beijing by clean air actions from 2014 to 2018, Atmos. Res. 259, https://doi.org/10.1016/j.atmosres.2021.105674.

Wen, Z., Xu. W., Pan, X.Y., Han, M.J., Wang, C., Benedict, K., Tang, A.H., Collett, Jr. J.L., and Liu, X.J. (2021) Effects of reactive nitrogen gases on the aerosol formation in Beijing from late autumn to early spring, Env. Res. Lett. 16, DOI:10.1088/1748-9326/abd973

Zhang, Y.Y., Liu, X.J., Fang, Y.T., Liu, D.Y., Tang, A.H., and Collett, Jr., J.L. (2021) Atmospheric ammonia in Beijing during the COVID-19 outbreak: concentrations, sources, and implications, Envir. Sci. Tech. Lett. 8, 32-38, DOI:10.1021/acs.estlett.0c00756.

Zhang, Y.Y., Liu, X.J., Zhang, L., Tang, A.H., Goulding, K. and Collett, Jr., J.L. (2021) Evolution of secondary inorganic aerosols amidst improving PM2.5 air quality in the North China plain, Envir. Poll. 281, DOI:10.1016/j.envpol.2021.117027.

2020

Benedict, K.B., Prenni, A.J., El-Sayed, M.M.H., Hecobian, A., Zhou, Y., Gebhart, K.A., Sive, B.C., Schichtel, B.A., and Collett, Jr., J.L. (2020) Volatile organic compounds and ozone at four national parks in the southwestern United States, Atmos. Env. 239, https://doi.org/10.1016/j.atmosenv.2020.117783.

Chang, Y., Clarisse, L., Van Damme, M., Tao, Y., Zou, Z., Dore, A.J., and Collett, Jr., J.L. (2020) Ammonia emissions from mudflats of river, lake, and sea, Earth Space Chem. 4, DOI: 10.1021/acsearthspacechem.0c00017.

Jin, Y., Yan, C., Sullivan, A.P., Liu, Y., Wang, X., Dong, H., Chen, S., Zeng, L., Collett, Jr., J.L., and Zheng, M. (2020) Significant contribution of primary sources to water-soluble organic carbon during spring in Beijing, China, Atmosphere 11, https://doi.org/10.3390/atmos11040395.

Kim, H.J., Lee, T., Park, T., Park, G., Collett, J.R., J.L., Park, K., Ahn, J.Y., Ban, J., Kang, S., Kim, K., Park, S.-M., Jho, E.H., and Choi, Y. (2020) Ship-borne observations of sea fog and rain chemistry over the North and South Pacific Ocean, J. Atmos. Chem.  https://doi.org/10.1007/s10874-020-09403-8

Lassman, W., Collett, J.L., Ham, J.M., Yalin, A.P., Shonkwiler, K.B., and Pierce, J.R. (2020) Exploring new methods of estimating deposition using atmospheric concentration measurements: a modeling case study of ammonia downwind of a feedlot, Agr. For. Met. https://doi.org/10.1016/j.agrformet.2020.107989.

Lassman, W., Pierce, J.R,; Bangs, E.J., Sullivan, A.P., Ford, B., Mengistu Tsidu, G., Sherman, J.P., Collett, Jr., J.L., and Bililign, S. (2020) Using Low-Cost Measurement Systems to Investigate Air Quality: A Case Study in Palapye, Botswana. Atmosphere 11, http://dx.doi.org/10.25675/10217/207600.

Liu, X.J, Xu. W., Du, E.Z., Tang, A.H., Wen, Z., Hao, T.X., Pan, Y.P., Zhang, L., Zhao, Y., Shen, J.L., Zhou, F., Gao, Z.L., Chang, Y.H., Goulding, K., Collett, Jr., J.L., Vitousek, P.M., Zhang, F.S., Zhang, Y,.Y., Gu, B.J., and Feng, Z.Z. (2020) Environmental impacts of nitrogen emissions in China and the role of policies in emission reduction, Phil. Trans. Royal Soc. A. 378, DOI: 10.1098/rsta.2019.0324.

Pu, W., Ma, Z., Collett, Jr., J.L., Guo, H., Lin, W., Cheng, Y., Quan, W., Li, Y., Dong, F., and He, D. (2020) Regional transport and urban emissions are important ammonia contributors in Beijing, China, Environ. Poll. https://doi.org/10.1016/j.envpol.2020.115062.

Pye, H.O.T., Nenes, A., Alexander. B., Ault, A.P., Barth, M.C., Clegg, S.L., Collett, Jr., J.L., Fahey, K.M., Hennigan, C.J., Herrmann, H., Kanakidou, M., Kelly, J.T., McNeill, V.F., Riemer, N., Schaefer, T., Shi, G., Tilgner, A., Walker, J.T., Wang, T., Weber, R., Xing, J., Zaveri, R.A., and Zuend, A. (2020) The acidity of atmospheric particles and clouds, Atmos. Chem. Phys. 20, 4808-4888, https://doi.org/10.5194/acp-20-4809-2020.

Sullivan. A.P., Benedict, K.B., Carrico, C.M., Dubey, M.V., Schichtel, B.A., and Collett, Jr., J.L. (2020) A quantitative method to measure and speciate amines in ambient aerosol samples, Atmosphere 11, 808, doi:10.3390/atmos11080808.

Wen, Z., Xu, W., Li, Q., Han, M., Tang, A., Zhang, Y., Luo, X., Shen, J., Wang, W., Li, K., Pan, Y., Zhang, L., Li, W., Collett, Jr., J.L., Zhong, B., Wang, X., Goulding, K., Zhang, F., and Liu, X. (2020) Changes of nitrogen deposition in China from 1980 to 2018, Environ. Intl. doi.org/10.1016/J.ENVINT.2020.106022.

Yan, C., Zheng, M., Desyaterik, Y., Sullivan, A.P., Wu, Y., and Collett, Jr., J.L. (2020) Molecular characterization of water-soluble brown carbon chromophores in Beijing, China, J. Geophys. Res. 125, e2019JD032018, https://doi.org/10.1029/2019JD032018.

2019

Benedict, K.B., Zhou, Y., Sive, B.C., Prenni, A.J., Gebhart, K.A., Fischer, E.V., Evanoski-Cole, A., Sullivan, A.P., Callahan, S., Schichtel, B.A., Mao, H., Zhou, Z., and Collett, Jr., J.L. (2019) Volatile organic compounds and ozone in Rocky Mountain National Park during FRAPPE', Atmos. Chem. Phys. 19, 499-521, doi: 10.5194/acp-19-499-2019. [pdf]

Chang, Y., Zou, Z., Zhang, Y., Deng, C., Hu, J., Shi, Z., Dore, A.J., and Collett, Jr., J.L. (2019) Assessing contributions of agricultural and non-agricultural emissions to atmospheric ammonia in a Chinese megacity, Env. Sci. Technol. doi: 10.1021/acs.est.8b05984. [pdf]

Hecobian, A., Clements, A.L., Shonkwiler, K.B., Zhou, Y., MacDonald, L.P., Hilliard N., Wells, B.L., Bibeau, B., Ham, J.M., Pierce, J.R., and Collett, Jr., J.L. (2019) Air toxics and other volatile organic compound emissions from unconventional oil and gas development, Env. Sci. Technol. Lett. 6, 720-726, doi: 10.1021/acs.estlett.9b00591.

Piña, A.J., Schumacher, R.S., Denning, A.S., Faulkner, W.B., Baron, J.S., Ham, J., Ojima, D.S., and Collett, J.L. (2019) Reducing wet ammonium deposition in Rocky Mountain National Park: the development and evaluation of a pilot early warning system for agricultural operations in eastern Colorado, Environ. Mgmt., https://doi.org/10.1007/s00267-019-01209-z.

Stratton, J.J., Ham, J., Collett, Jr., J.L., Benedict, K. and Borch, T. (2019) Assessing the efficacy of nitrogen isotopes to distinguish Colorado Front Range ammonia sources affecting Rocky Mountain National Park, Atmos. Environ. 215, https://doi.org/10.1016/j.atmosenv.2019.116881.

Wang, W., Xu, W., Collett, Jr., J.L., Liu, D., Zheng, A., Dore, A.J., and Liu, X. (2019) Chemical compositions of fog and precipitation at Sejila Mountain in the southeast Tibetan Plateau, China, Env. Poll. 253, 560-568, doi:10.1016/j.envpol.2019.07.055.

Yan, C.Q., Sullivan, A.P., Cheng, Y., Zheng, M., Zhang, Y.H., Zhu, T., and Collett, Jr., J.L. (2019) Characterization of saccharides and associated usage in determining biogenic and biomass burning aerosols in atmospheric fine particulate matter in the North China Plain. Sci. Tot. Env. 650, 2939-2950, doi: 10.1016/j.scitotenv.2018.09.325.
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2018

Benedict, K.B., Prenni, A.J., Sullivan, A.P., Evanoski-Cole, A.R., Fischer, E.V., Callahan, S., Sive, B.C., Zhou, Y., Schictel, B.A., and Collett, Jr. J.L. (2018) Impact of Front Range sources on reactive nitorgen concentrations and deposition in Rocky Mountain National Park. Peer J. 6:e4759, doi: 10.7717/peerj.4759. [pdf]

Boris, A.J., Napolitano, D.C., Herckes, P., Clements, A.L., and Collett, Jr. J.L. (2018) Fogs and air quality on the southern California coast. Aeros. Air Qual. Res. 18, 224-239, doi: 10.4209/aaqr.2016.11.05228. [pdf]

Crosbie, E., Brown, M.D., Shook, M., Ziemba, L., Moore, R.H., Shingler, T., Winstead, E., Thornhill, K.L., Robinson, C., MacDonald, A.B., Dadashazar, H., Sorooshian, A., Beyersdorf, A., Eugene, A., Collett, Jr., J., Straub, D., Anderson, B. (2018) Development and characterization of a high-efficiency, aircraft-based axial cyclone cloud water collector, Atmos. Meas. Tech. 11, 5025-5048, doi: 10.5194/amt-11-5025-2018. [pdf]

Schurman, M.I., Boris, A., Desyaterik, Y., and Collett, Jr., J.L.(2018) Aqueous secondary organic aerosol formation in ambient cloud water photo-oxidations. Aeros. Air Qual. Res. 18, 15-25, doi: 10.4209/aaqr.2017.01.0029. [pdf]

Xu. W., Liu, L., Cheng, M.M., Zhao, Y.H., Zhang, L., Pan, Y.P., Zhang, X.M., Gu, B.J., Li, Y., Zhang, X.Y., Shen, J.L., Lu, L., Luo, X.S., Zhao, Y., Feng, Z.., Collett, Jr., J.L., Zhang, F.S. and Liu, X.J. (2018) Spatial-temporal patterns of inorganic nitrogen air concentrations and deposition in eastern China, Atmos. Chem. Phys. 18, 10931-10954, doi: 10.5194/acp-18-10931-2018. [pdf]

Yan, C., Zheng, M., Sullivan, A.P., Shen, G., Chen, Y., Wang, S., Zhao, B., Cai, S., Desyaterik, Y., Li, X., Zhou, T., Gustafsson, Ö, and Collett, J.L. (2018) Residential coal combustion as a source of levoglucosan in China. Environ. Sci. Technol. Preprint; doi:10.1021/acs.est.7b05858.
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Zhang, Y.Y., Tang, A.H., Wang, D.D., Wang, Q.Q., Benedict, K., Zhang, L., Liu, D.Y., Li, Y., Collett, J.L., Sun, Y.L., and Liu, X.J. (2018) The vertical variability of ammonia in urban Beijing, China, Atmos. Chem. Phys. 18, 16385-16398, doi: 10.5194/acp-18-16385-2018.
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Zhu, C., Chen, J., Wang, X., Li, J., Wei, M., Xu, C., Xu, X. Ding, A., and Collett, Jr., J.L. (2018) Chemical Composition and Bacterial Community in Size-Resolved Cloud Water at the Summit of Mt. Tai, China. Aeros. Air Qual. Res. 18, 1-14, doi: 10.4209/aaqr.2016.11.0493. [pdf]

2017

Benedict, K. B., Prenni, A. J., Carrico, C. M., Sullivan, A. P., Schichtel, B. A., Collett, Jr., J.L.(2017) Enhanced concentrations of reactive nitrogen species in wildfire smoke. Atmos. Env. 148, 8-15, doi: 10.1016/j.atmosenv.2016.10.030. [pdf]

Choi, Y., Rhee, T.S., Collett, Jr., J.L., Park, T., Park, S.-M., Seo, B.-K., Park, G., Park, K., and Lee, T. (2017) Aerosol concentrations and composition in the North Pacific marine boundary layer. Atmos. Env. 171, 165-172, doi: 10.1016/j.atmosenv.2017.09.047. [pdf]

Evanoski-Cole, A. R., Gebhart, K. A., Sive, B. C., Zhou, Y., Capps, S. L., Day, D. E., Prenni, A. J., Schurman, M. I., Sullivan, A. P., Li, Y., Hand, J. L., and Collett, Jr., J.L. (2017) Composition and sources of winter haze in the Bakken oil and gas extraction region. Atmos. Environ., 156, 77-87, doi: 10.1016/j.atmosenv.2017.02.019. [pdf]

Li, Y., Thompson, T. M., Van Damme, M., Chen, X., Benedict, K. B., Shao, Y., Day, D., Boris, A., Sullivan, A. P., Ham, J., Whitburn, S., Clarisse, L., Coheur, P., and Collett, Jr., J.L. (2017) Temporal and spatial variability of ammonia in urban and agricultural regions of northern Colorado, United States. Atmos. Chem. Phys., 17, 6197-6213, doi: 10.5194/acp-17-6197-2017. [pdf]

Liu, X., Xu, W., Duan, L., Du. E., Pan, Y., Lu, X., Zhang, L., Wu, Z., Wang, X., Zhang, Y., Shen, J., Song, L., Feng, Z., Liu, X., Song, W., Tang, A., Zhang, Y., Zhang, X., Collett, Jr., J.L., and Chang. Y.H. (2017) Atmospheric nitrogen emission, deposition, and air quality impacts in China: an overview. Curr. Pollution Rep. 3, 65-77, doi: 10.1007/s40726-017-0053-9. [pdf]

Malm, W. C., Schichtel, B. A. , Hand, J. L., and Collett, Jr., J.L. (2017) Concurrent Temporal and Spatial Trends in Sulfate and Organic Mass Concentrations Measured in the IMPROVE Monitoring Program. J. Geophys. Res. -Atmos., 122, 19, 10341-10355, doi: 10.1002/2017JD026865. [pdf]

Tevlin, A. G., Li, Y., Collett, J. L., McDuffie, E. E., Fischer, E. V., & Murphy, J. G. (2017) Tall tower vertical profiles and diurnal trends of ammonia in the Colorado Front Range. . J. Geophys. Res. -Atmos., 122, 12, 468-12, 487, doi: 10.1002/2017JD026534. [pdf]

Xu, W., Song, W., Zhang, Y. Y., Liu, X. J., Zhang, L., Zhao, Y. H., Liu, D. Y., Tang, A. H., Yang, D. W., Wang, D. D., Wen, Z., Pan, Y. P., Fowler, D., Collett, Jr., J.L., Erisman, J. W., Goulding, K., Li, Y., and Zhang, F. S. (2017) Air quality improvement in a megacity: implications from 2015 Beijing Parade Blue pollution control actions. Atmos. Chem. Phys., 17, 1, 31-46, doi: 10.5194/acp-17-31-2017. [pdf]

Yan, C., Zheng, M., Bosch, C., Andersson, A., Desyaterik, Y., Sullivan, A. P., Collett, Jr., J.L., Zhao, B., Wang, S., He, K., and Gustafsson, Ö. (2017) Important fossil source contribution to brown carbon in Beijing during winter. Sci. Rep., 7, 43182, doi: 10.1038/srep43182 (2017). [pdf]

2016

Bian, Q. J., Alharbi, B., Collett, Jr., J.L., Kreidensweis, S., and Pasha, M. J. (2016) Measurements and source apportionment of particle-associated polycyclic aromatic hydrocarbons in ambient air in Tiyadh, Saudi Arabia. Atmos. Env. 137, 186-198, doi: 10.1016/j.atmosenv.2016.04.025. [pdf]

Brown, S. G., Lee, T., Roberts, P. T., and Collett, Jr., J.L., (2016) Wintertime residential biomass burning in Las Vegas, Nevada; marker components and apportionment methods. Atmos. 7 (4), 58, doi:10.3390/atmos7040058. [pdf]

Boris, A. J., Lee, T., Park, T., Choi, J., Seo, S.J., and Collett, Jr., J.L. (2016) Fog composition at Baengnyeong Island in the eastern Yellow Sea: detecting markers of aqueous atmospheric oxidations. Atmos. Chem. Phys., 16, 1-17, doi:10.5194/acp-16-1-2016. [pdf]

Chang, Y., Zhong, Z., Deng, C., Huang, K., Collett, J.L., Lin, J., and Zhuang, G. (2016) The importance of vehicle emissions as a source of atmospheric ammonia in the megacity of Shanghai. Atmos. Chem. Phys. 16, 3577-3594, doi:10.5194/acp-16-3577-2016. [pdf]

Hecobian, A., Evanoski-Cole, A., Eiguren-Fernandez, A., Sullivan, A. P., Lewis, G. S., Hering, S. V., Collett Jr., J.L. (2016) Evaluation of the sequential spot sampler (S3) for time-resolved measurement of PM2.5 sulfate and nitrate through lab and field measurements, Atmos. Meas. Tech., 9, 525-533, doi:10.5194/amt-9-525-2016.
[pdf]

Li, Y., Schichtel, B. A., Walker, J. T., Schwede, D. B., Chen, X., Lehmann, C. M. B., Puchalski, M. A., Gay, D. A., and Collett, Jr., J.L. (2016) Increasing importance of deposition of reduced nitrogen in the United States. PNAS, 113 (21), 5874-5879, doi:10.1073/pnas.1525736113. [pdf]

Malm, W. C., Rodriguez, M. A., Schichtel, B. A., Gebhart, K. A., Thompson, T. M., Barna, M. G., Benedict, K. B., Carrico, C.M., and Collett, J.L. (2016) A hybrid modeling approach for estimating reactive nitrogen deposition in Rocky Mountain National Park. Atmos. Env. 126, 258-273, doi: 10.1016/j.atmosenv.2015.11.060. [pdf]

Prenni, A. J., Day, D. E., Evanoski-Cole, A. R., Sive, B. C., Hecobian, A., Zhou, Y., Gebhrat, K. A., Hand, J.L., Sullivan, A. P., Li, Y., Schurman, M. I., Desyaterik, Y., Malm, W. C., Collett Jr., J. L., Schichtel, B. A. (2016) Oil and gas impacts on air quality in federal lans in the Bakken region: an overview of the Bakken Air Quality Study and first results, Atmos. Chem. Phys. 16, 1401-1416, doi:10.5194/acp-16-1401-2016.
[pdf]

Sullivan, A. P., Hodas, N., Turpin, B. J., Skog, K., Keutsch, F. N., Gilardoni, S., Paglione, M., Rinaldi, M., Decesari., S., Facchini, M. C., Poulain, L., Herrmann, H., Wiedensohler, A., Nemitz, E., Twigg, M. M., and Collett, Jr., J.L. (2016) evidence of ambient dark aqueous SOA formation in the Po Valley, Italy. Atmos. Chem. Phys., 16, 8095-8108, doi:10.5194/acp-16-8095-2016. [pdf][sup]

Valle-Díaz, C. J., Torres-Delgado, E., Colón-Santos, S. M., Lee, T., Collett, Jr., J. L., McDowell, W. H., and Mayol-Bracero, O. L. (2016) Impact of long-range transported african dust on cloud water chemistry at a tropical montane cloud forest in northeastern Puerto Rico. AAQR, 16, 653-664, doi:10.4209/aaqr.2015.05.0320.
[pdf][supp]

van Pinxteren, D., Fomba, K. W., Mertes, S., Muller, K., Spindler, G., Scneider, J., Lee, T., Collett, Jr., J.L., and Hermann, H. (2016) Cloud water composition during HCCT-2010: Scavenging efficiencies, solute concentration, and droplet size dependence of inorganic ions and dissolved organic carbon. Atmos. Chem. Phys., 16 (5), 3185-3205, doi:10.5194/acp-16-3185-2016. [pdf]

Wentworth, G. R., Murphy, J. G., Benedict, K. B., Bangs, E. J., and Collett, Jr., J.L. (2016) The role of dew as a night-time reservoir and morning source for atmospheric ammonia. Atmos. Chem. Phys., 16 (11), 7435-7449, doi:10.5194/acp-16-7435-2016. [pdf][sup]

2015

Fomba, K. W., van Pinxteren, D., Müller, K., Iinuma, Y., Lee, T., Collett, Jr., J. L., Herrmann, H. (2015) Trace metal characterization of aerosol particles and cloud water during HCCT 2010, Atmos. Chem. Phys. 15, 8751-8765, doi:10.5194/acp-15-8751-2015.
[pdf]

Herckes, P., Marcotte, A. R., Wang, Y., Collett, Jr., J. L. (2015) Fog composition in the Central Valley of California over three decades, Atmos. Res. 151, 20-30.
[pdf]

Lee, T., Choi, J., Lee, G., Ahn, J., Park, J. S., Atwood, S. A., Schurman, M., Choi, Y., Chung, Y., Collett, Jr., J. L. (2015) Characterization of aerosol composition, concentrations, and sources at Baengnyeong Island, Korea using an aerosol mass spectrometer, Atmos. Env. 120, 297-306, doi:10.1016/j.atmosenv.2015.08.038.
[pdf]

Nolte, C.G., Appel, K.W., Kelly, J.T., Bhave, P.V., Fahey, K.M., Collett, Jr., J. L., Zhang, L., Young, J.O. (2015) Evaluation of the Community Multiscale Air Quality (CMAQ) model v5.0 against size-resolved measurements of inorganic particle composition across sites in North America, Geosci. Mod. Dev., 8, 9, 2877-2892, doi:10.5194/gmd-8-2877-2015.
[pdf]

Schurman, M. I., Lee, T., Sun, Y., Schichtel, B. A., Kreidenweis, S. M., Collett, Jr., J. L. (2015) Investigating types and sources of organic aerosol in Rocky Mountain National Park using aerosol mass spectrometry, Atmos. Chem. Phys., 15, 737-752, doi:10.5194/acp-15-737-2015.
[pdf]

Schurman, M. I., Lee, T., Desyaterik, Y., Schichtel, B. A., Kreidenweis, S. M., Collett, Jr., J. L. (2015) Transport, biomass burning, and in-situ formation contribute to fine particle concentrations at a remote site near Grand Teton National Park, Atmos. Env., 112, 257-268, doi:10.1016/j.atmosenv.2015.04.043.
[pdf]

Thompson, T. M., Rodriguez, M. A., Barna, M. G., Gebhrat, K. A., Hand, J. L., Day, D. E., Malm, W. C., Benedict, K. B., Collett, Jr., J. L., Schichtel, B. A. (2015) Rocky Mountain National Park reduced nitrogen source apportionment, J. Geophys. Res. -Atmos., 120(9), 4370-4384, doi:10.1002/2014JD022675.
[pdf]

Xu, W., Luo, X. S., Pan, Y. P., Zhang, L., Tang, A. H., Shen, J. L., Zhang, Y., Li, K. H., Wu, Q. H., Yang, D. W., Zhang, Y. Y., Xue, J., Li, W. Q., Li, Q. Q., Tang, L., Lu, S. H., Liang, T., Tong, Y. A., Liu, P., Zhang, Q., Xiong, Z. Q., Shi, X. J., Wu, L. H., Shi, W. Q., Tian, K., Zhong, X. H., Shi, K., Tang, Q. Y., Zhang, L. J., Hunag, J. L., He, C. E., Kuang, F. H., Zhu, B., Liu, H., Jin, X., Xin, Y. J., Shi, X. K., Du, E. Z., Dore, A. J., Tang, S., Collett, Jr., J. L., Goulding, K., Sun, Y. X., Ren, J., Zhang, F. S., Liu, X. J. (2015) Quantifyling atmospheric nitrogen deposition through a nationwide monitoring network across China, Atmos. Chem. Phys. 15, 21, 12345-12360, doi:10.5194/acp-15-12345-2015.
[pdf]

Yan, C.Q., Zheng, M., Sullivan, A.P., Bosch, C., Desyaterik, Y., Anderson, A., Li, X.Y., Guo, X.S., Zhou, T., Gustafsson, O., Collett, Jr., J. L. (2015) Chemical characteristics and light-absorbing property of water-soluble organic carbon in Beijing: Biomass burning contributions, Atmos. Env., 121, 4-12, doi:10.1016/j.atmosenv.2015.05.005.
[pdf]

2014

Boris, A. J., Desyaterik, Y., Collett, Jr. J. L.(2014) How do components of real cloud water affect aqueous pyruvate oxidation?, Atmos. Res., 143, 95-106, doi:10.1016/j.atmosres.2014.02.004.
[pdf]

Chen, X., Day, D., Schichtel, B., Malm, W., Matzoll, A. K., Mojica, J., McDade, C. E., Hardison, E. D., Hardison, D. L., Walters, S., De Water, M. V., Collett, Jr., J. L.(2014) Seasonal ambient ammonia and ammonium concentrations in a pilot IMPROVE NHx monitoring network in the western United States, Atmos. Env., 91, 118-126, doi:10.1016/j.atmosenv.2014.03.058.
[pdf]

Gebhart, K. A., Malm, W. C., Rodriguez, M. A., Barna, M. G., Schichtel, B. A., Benedict, K. B., Collett, Jr., J. L., Carrico, C. M. (2014) Meteorological and Back Trajectory Modeling for the Rocky Mountain Atmospheric Nitrogen and Sulfur Study II, Advanc. Met. 414015, doi:10.1155/2014/414015.
[pdf]

Harris, E.,Sinha , B., van Pinxteren, D., Scneider, J., Poulain, L., Collett, Jr., J. L., D'Anna, B., Fahlbusch, B., Foley, S., Fomba, K.W., George, C., Gnauk, T., Henning, S., Lee, T., Mertes, S., Roth, A., Stratmann, F., Bormann, S., Hoppe, P., Hermann, H. (2014) In-cloud sulfate addition to single particles resolved with sulfur isotope analysis during HCCT-2010, Atmos. Chem. Phys. 14(8), 4219-4235, doi:10.5194/acp-14-4219-2014.
[pdf]

Hodas, N., Sullivan, A. P., Skog, K., Keutsch, F. N., Collett, Jr., J. L., Decesari, S., Facchini, M. C., Carlton, A. G., Laaksonen, A., Turpin, B. J. (2014) Aerosol Liquid Water Driven by Anthropogenic Nitrate: Implications for Lifetimes of Water-Soluble Organic Gases and Potential for Secondary Organic Aerosol Formation, Env. Sci. Tech., 48(19), 11127-11136, doi:10.1021/es5025096.
[pdf]

Jolleys, M. D., Coe, H., McFiggans, G., McMeeking, G. R., Lee, T., Kreidenweis, S. M., Collett, Jr., J. L., Sullivan, A. P.(2014) Organic aerosol emission ratios from the laboratory combustion of biomass fuels, J. Geophys. Res. -Atmos., 119(22), 12850-12871, doi:10.1002/2014JD021589.
[pdf]

Li, Y., Schwandner, F. M., Sewell, H. J., Zivkovich, A., Tigges, M., Raja, S., Holcomb, S., Molenar, J. V., Sherman, L., Archuleta, C., Lee, T., and Collett, Jr., J. L. (2014) Observations of ammonia, nitric acid, and fine particles in a rural gas production region, Atmos. Env. 83, 80-89.
[pdf]

May, A. A., McMeeking, G. R., Lee, T., Taylor, J. W., Craven, J. S., Burling, I., Sullivan, A. P., Akagi, S., Collett, Jr., J. L., Flynn, M., Coe, H., Urbanski, S. P., Seinfeld, J. H., Yokelson, R. J., Kreidenweis, S. M. (2014) Aerosol emissions from prescribed fires in the United States: A synthesis of laboratory and aircraft measurements, J. Geophys. Res. -Atmos., 119(20), 11826-11849, doi:10.1002/2014JD021848.
[pdf]

Prenni, A. J., Levin, E. J. T., Benedict, K. B., Sullivab, A. P., Schurman, M. I., Gebhart, K. A., Day, D. E., Carrico, C. M., Malm, W. C., Schichtel, B. A., Collett, Jr., J. L., Kreidenweis, S. M.(2014) Gas-phase reactive nitrogen near Grand Teton National Park: Impacts of transport, anthropogenic emissions, and biomass burning, Atmos. Env., 89, 749-756, doi:10.1016/j.atmosenv.2014.03.017.
[pdf]

Sullivan, A. P., May, A. A., Lee, T., McMeeking, G. R., Kreidenweis, S. M., Akagi, S. K., Yokelson, R. J., Urbanski, S. P., Collett, Jr., J. L. (2014) Airborne characterization of smoke marker ratios from prescribed burning, Atmos. Chem. Phys. 14(19), 10535-10545, doi:10.5194/acp-14-10535-2014.
[pdf]

Wang, X. F., Chen, J. M., Sun, J. F., Li, W. J., Yang, L. X., Wen, L., Wang, W. X., Wang, X. M., Collett, Jr., J. L., Shi, Y., Zhang, Q. Z., Hu, J. T., Yao, L., Zhu, Y. H., Sui, X., Sun, X. M., Mellouki, A. (2014) Severe haze episodes and seriously polluted fog water in Ji'nan, China, Sci. Tot. Env., 493, 133-137, doi:10.1016/j.scitotenv.2014.05.135.
[pdf]

2013

Benedict, K.B., Day, D., Schwandner, F.M., Kreidenweis, S.M., Schichtel, B.A., Malm, W.C., and Collett, J.L. (2013) Observations of atmospheric reactive nitrogen species in Rocky Mountain National Park and across northern Colorado, Atmos. Environ., 64, 66-76, doi:10.1016/j.atmosenv.2012.08.066.
[pdf]

Benedict, K.B., Kreidenweis, S.M., Schichtel, B., Malm, W.C., Carrico, C. and Collett, Jr., J. L. (2013) A seasonal nitrogen deposition budget for Rocky Mountain National Park, Ecol. Appl., 23, 1156-1169.
[pdf]

Benedict, K. B., Chen, X., Sullivan, A. P., Li, Y., Day, D., Prenni, A. J., Levin, E. J. T., Kreidenweis, S. M., Malm, W. C., Schichtel, B. A., and Collett Jr., J. L. (2013), Atmospheric concentrations and deposition of reactive nitrogen in Grand Teton National Park, J. Geophys. Res. 118, 11,875-11,887, doi:10.1002/2013JD020394.
[pdf]

Brown, S. G., Lee, T., Roberts, P. T. and Collett, Jr., J. L. (2013) Variations in the OM/OC ratio of urban organic aerosol next to a major roadway. J. Air Waste Mgmt. Assn. 63, 1422-1433, doi: 10.1080/10962247.2013.826602.
[pdf]

Desyaterik, Y., Sun, Y., Shen, X., Lee, T., Wang, X., Wang, T., and Collett, Jr., J. L. (2013) Speciation of "brown" carbon in cloud water impacted by agricultural biomass burning in eastern China. J. Geophys. Res., 118, 1-11, doi:10.1002/jgrd.50561.
[pdf]

Harris, E., Sinha, B., van Pinxteren, D., Tilgner, A., Fomba, K. W., Schneider, J., Roth, A., Gnauk, T., Fahlbusch, B., Mertes, S., Lee, T., Collett, J., Foley, S., Borrmann, S., Hoppe, P., and Herrmann, H. (2013) Enhanced role of transition metal ion catalysis during in-cloud oxidation of SO2. Science, 340, 727, doi:10.1126/science.1230911.
[pdf]

Herckes, P., Valsaraj, K. T., and Collett, Jr., J. L. (2013) A review of observations of organic matter in fogs and clouds: origin, processing and fate, Atmos. Res., doi: 10.1016/j.atmosres.2013.06.005.
[pdf]

Li, W., Wang, Y., Collett, Jr., J. L., Chen, J., Zhang, X., Wang, Z., and Wang, W. (2013) Microscopic evaluation of trace metals in cloud droplets in an acid precipitation region. Env. Sci. Tech., 47, 4172-4180, dx.doi.org/10.1021/es304779t.
[pdf]

Malm, W. C., Schichtel, B.A., Barna, M.G., Gebhart, K. A., Rodriguez, M.A., Collett Jr., J. L., Carrico, C. M., Benedict, K. B., Prenni, A. J., and Kreidenweis, S. M. (2013) Aerosol species concentrations and source apportionment of ammonia at Rocky Mountain National Park, J. Air Waste Mgmt. Assn.. 63, 1245-1263, doi: 10.1080/10962247.2013.804466.
[pdf]

May, A. A., Levin, E. T., Hennigan, C. J., Riipinen, I., Lee, T., Collett, Jr., J. L., Jimenez, J. L., Kreidenweis, S. M., and Robinson, A. L. (2013) Gas-particle partitioning of primary organic aerosol emissions: 3. Biomass burning, J. Geophys. Res. 118, doi:10.1002/jgrd.50828.
[pdf]

2012

Benedict, K.B., Lee, T., and Collett, Jr., J.L. (2012) Cloud water composition over the southeastern Pacific Ocean during the VOCALS regional experiment. Atmos. Env., 46, 104-114, doi:10.1016/j.atmosenv.2011.10.029.
[pdf]

Brown, S.G., Lee, T., Norris, G.A., Roberts, P.T., Collett, Jr., J.L., Paatero, P., and Worsnop, D.A. (2012) Receptor modeling of near-roadway aerosol mass spectrometer data in Las Vegas, Nevada, with EPA PMF. Atmos. Chem. Phys., 12, 309-325, doi:10.5194/acp-12-309-2012.
[pdf]

Day, D.E., Chen, X., Gebhart, K.A., Carrico, C.M., Schwandner, F.M., Benedict, K.B., Schichtrel, B.A., and Collett, Jr., J.L. (2012) Spatial and temporal variability of ammonia and other inorganic aerosol species. Atmos. Environ., 61, 490-498, dx.doi.org/10.1016/j.atmosenv.2012.06.045.
[pdf]

Guo, J., Wang, Y., Shen, X., Wang, Z., Lee, T., Wang, X., Li, P., Sun, M., Collett, J.L., Wng, W., and Wang, T. (2012) Characterization of cloud water chemistry at Mount Tai: Seasonal variation, anthropogenic impact, and cloud processing, Atmos. Environ., 60, 467-476, dx.doi.org/10.1016/j.atmosenv.2012.07.016.
[pdf]

Heald, C. L., Collett, Jr., J.L., Lee, T., Benedict, K.B., Schwandner, F.M., Li, Y., Clarisse, L., Hurtmans, D. R., Van Damme, M., Clerbaux, C., Coheur, P.-F., Philip, S., Martin, R.V., and Pye, H.O.T. (2012) Atmospheric ammonia and particulate inorganic nitrogen over the United States, Atmos. Chem. Phys.,12,10295-10312,doi:10.5194/acp-12-10295-2012.
[pdf]

Hennigan, C. J., Westervelt, D.M., Riipinen, I., Engelhart, G. J., Lee, T., Collett Jr., J.L., Pandis, S.N., Adams, P.J., and Robinson, A. L. (2012) New particle formation and growth in biomass burning plumes: An important source of cloud condensation nuclei. Geophys. Res. Lett., 39, L09805, doi:10.1029/2012GL050930.
[pdf]

LeClair, J. P., Collett, J. L., and Mazzoleni, L. R. (2012) Fragmentation analysis of water-soluble atmospheric organic matter using ultrahigh-resolution FT-ICR mass spectrometry. Env. Sci. Tech., 46, 4312-4322, dx.doi.org/10.1021/es203509b.
[pdf]

Saide, P.E., Spak, S.N., Carmichael, G.R., Mena-Carrasco, M.A., Yang, Q., Howell, S., Leon, D.C., Snider, J.R., Bandy, A.R., Collett, J.L., Benedict, K.B., de Szoeke, S.P., Hawkins, L.N., Allen, G., Crawford, I., Crosier, J., and Springston, S.R. (2012) Evaluating WRF-Chem aerosol indirect effects in Southeast Pacific marine stratocumulus during VOCALS-Rex, Atmos. Chem. Phys., 12, 3045-3064, doi:10.5194/acp-12-3045-2012.
[pdf]

Sameenoi, Y., Koehler, K., Shapiro, J., Boonson, K., Sun, Y., Collett, Jr., J., Volckens, J. and Henry, C. S. (2012) Microfluidic electrochemical sensor for on-line monitoring of aerosol oxidative activity. J. Am. Chem. Soc. 134, 10562?10568, dx.doi.org/10.1021/ja3031104.
[pdf]

Shen, X., Lee, T., Guo, J., Wang, X., Li, P., Xu, P., Wang, Y., Ren, Y., Wang, W., Wang, T., Li, Y., and Collett, Jr., J. L. (2012) Aqueous phase sulfate production in clouds at Mt. Tai in eastern China. Atmos. Environ., 62, 502-511, dx.doi.org/0.1016/j.atmosenv.2012.07.079.
[pdf]

Spiegel, J.K., Aemisegger, F., Scholl, M., Wienhold, F.G., Collett, Jr., J.L., Lee, T., van Pinxteren, D., Mertes, S., Tilgner, A., Herrmann, H., Werner, R.A., Buchmann, N. and Eugster, W. (2012) Stable water isotopologue ratios in fog and cloud droplets of liquid clouds are not size-dependent, Atmos. Chem. Phys., 12, 9855-9863, doi:10.5194/acp-12-9855-2012.
[pdf]

Spiegel, J.K., Aemisegger, F., Scholl, M., Wienhold, F.G., Collett, Jr., J.L., Lee, T., van Pinxteren, D., Mertes, S., Tilgner, A., Herrmann, H., Werner, R.A., Buchmann, N. and Eugster, W. (2012) Temporal evolution of stable water isotopologues in cloud droplets in a hill cap cloud in central Europe (HCCT-2010), Atmos. Chem. Phys., 12, 11679-11694, doi:10.5194/acp-12-11679-2012.
[pdf]

Weiss-Penzias, P.S., Ortiz, Jr., C., Acosta, R.P., Ryan, J.P., Fernandez, D., Collett, Jr., J.L., and Flegal, A.R. (2012) Total and monomethyl mercury in fog water from the central California coast. Geophys. Res. Lett.,39,L03804, doi:10.1029/2011GL050324.
[pdf]

2011

Bittrich, D. R., Chadwick, S. P., Babiarz, C. L., Manolopoulos, H., Rutter, A. P., Schauer, J. J., Armstrong, D. E., Collett, J. and Herckes, P. (2011) Speciation of mercury (II) and methylmercury in cloud and fog water. AAQR, 11, 161-169, doi:10.4209/aaqr.2010.08.0067.
[pdf]

Bowers, R.M., Sullivan, A.P., Costello, E.K., Collett, J.L., Knight, R., and Fierer, N. (2011) Sources of bacteria in outdoor air across cities in the midwestern United States. Appl. Environ. Microbiol.,77, 6350-6356, doi:10.1128/AEM.05498-11.
[pdf]

Gebhart, K. A., Schichtel, B. A., Malm, W. C., Barna, M. G., Rodriguez, M. A., and Collett, Jr., J. L. (2011) Back-trajectory-based source apportionment of airborne sulfur and nitrogen concentrations at Rocky Mountain National Park, Colorado, USA. Atmos. Environ., 45, 621-633, doi:10.1016/j.atmosenv.2010.10.035.
[pdf]

Gioda, A., Reyes-Rodriguez, G. J., Santos-Figueroa, G., Collett, Jr., J. L., Decesari, S., Ramos, M. C. K. V., Netto, H. J. C. B., Neto, F. R. A., and Mayol-Bracero, O. L. (2011) Speciation of water-soluble inorganic, organic and total nitrogen in a background marine environment: cloud water, rainwater, and aerosol particles, J. Geophys. Res., 116, D05203, doi:10.1029/2010JD015010.
[pdf]

Hennigan, C.J., Miracolo, M.A., Engelhart, G.J., May, A.A., Presto, A.A., Lee, T., Sullivan, A.P., McMeeking, G.R., Coe, H., Wold, C.E., Hao, W.-M., Gilman, J.B., Kuster, W.C., de Gouw, J., Schichtel, B.A., Collett, Jr., J. L., Kreidenweis, S.M., and Robinson, A.L. (2011) Chemical and physical transformations of organic aerosol from the photo-oxidation of open biomass burning emissions in an environmental chamber. Atmos. Chem. Phys., 11, 7669-7686, doi:10.5194/acp-11-7669-2011.
[pdf]

Holden, A. S., Sullivan, A. P., Munchak, L. A., Kreidenweis, S. M., Schichtel, B. A., Malm, W. C., and Collett, Jr. J. L. (2011) Determining contributions of biomass burning and other sources to fine particle contemporary carbon in the western United States. Atmos. Environ., 45, 1986-1993, doi:10.1016/j.atmosenv.2011.01.021.
[pdf]

Kaul, D. S., Gupta, T., Tripathi, S. N., Tare, V. and Collett, Jr., J. L. (2011) Secondary organic aerosol: a comparison between foggy and non-foggy days. Envir. Sci. Tech., 45, 7307–7313,dx.doi.org/10.1021/es201081d.
[pdf]

Li, P., Li, X., Yang, C., Chen, J., and Collett, Jr., J. L. (2011) Fog water chemistry in Shanghai, Atmos. Env., 45, 4034-4041, doi:10.1016/j.atmosenv.2011.04.036.
[pdf]

Munchak, L. A., Schichtel, B. A., Sullivan, A. P., Holden, A. S., Kreidenweis, S. M., Malm, W. C., and Collett, Jr., J. L. (2011) Development of wildland fire particulate smoke marker to organic carbon emission ratios for the conterminous United States, Atmos. Environ., 45, 395-403,doi:10.1016/j.atmosenv.2010.10.006.
[pdf]

Rodriguez, M. A., Barna, M. G., Gebhart, K. A., Hand, J. L., Adelman, Z. E., Schichtel, B. A., Collett, Jr., J. L., and Malm, W. C. (2011) Modeling the fate of atmospheric reduced nitrogen during the Rocky Mountain Atmospheric Nitrogen and Sulfur Study (RoMANS): Performance evaluation and diagnosis using integrated processes rate analysis. Atmos. Environ., 45, 223-234, doi:10.1016/j.atmosenv.2010.09.011.
[pdf]

Sullivan, A. P., Frank, N., Onstad, G., Simpson, C. D., and Collett, Jr., J. L. (2011) Application of high-performance anion-exchange chromatography - pulsed amperometric detection for measuring carbohydrates in routine daily filter samples collected by a national network: 1. Determination of the impact of biomass burning in the upper midwest, J. Geophys. Res., 116, D08302, doi:10.1029/2010JD014166.
[pdf]

Sullivan, A. P., Frank, N., Kenski, D. M., and Collett, Jr., J. L. (2011) Application of high-performance anion-exchange chromatography - pulsed amperometric detection for measuring carbohydrates in routine daily filter samples collected by a national network: 2. Examination of sugar alcohols/polyols, sugars, and anhydrosugars in the upper midwest, J. Geophys. Res., 116, D08303, doi:10.1029/2010JD014169.
[pdf]

Wang, Y., Guo, J., Wang, T., Ding, A., Gao, J., Zhou, Collett, Jr., J. L., and Wang, W. (2011) Influence of regional pollution and sandstorms on the chemical composition of cloud/fog at the summit of Mt. Taishan in northern China. Atmos. Res., 99, 434-442, doi:10.1016/j.atmosres.2010.11.010.
[pdf]

Yang, M., Huebert, B.J., Blomquist, B.W., Howell, S.G., Shank, L.M., McNaughton, C.S., Clarke, A.D., Hawkins, L.N., Russell, L.M., Covert, D.S., Coffman, D.J., Bates, T.S., Quinn, P.K., Zagorac, N., Bandy, A.R., de Szoeke, S.P., Zuidema, P.D., Tucker, S.C., Brewer, W.A., Benedict, K.B., and Collett, J.L. (2011) Atmospheric sulfur cycling in the Southeastern Pacific - longitudinal distribution, vertical profile, and diel variability observed during VOCALS-REx. Atmos. Chem. Phys., 11, 5079–5097, doi:10.5194/acp-11-5079-2011.
[pdf]

2010

Beem, K. B., Raja, S., Schwandner, F. M., Taylor, C., Lee, T., Sullivan, A. P., Carrico, C. M., McMeeking, G. R., Day, D., Levin, E., Hand, J., Kreidenweis, S. M., Schichtel, B., Malm, W. C., and Collett, Jr., J. L. (2010) Deposition of reactive nitrogen during the Rocky Mountain Airborne Nitrogen and Sulfur (RoMANS) study, Environ. Poll., 158, 862-872, doi:10.1016/j.envpol.2009.09.023.
[pdf]

Carrico, C. M., Petters, M.D., Kreidenweis, S. M., Sullivan, A.P., McMeeking, G. R., Levin, E. J. T., Engling, G., Malm, W. C., and Collett, Jr., J. L. (2010) Water uptake and chemical composition of fresh aerosols generated in open burning of biomass, Atmos. Chem. Phys., 10, doi:10.5194/acp-10-5165-2010.
[pdf]

Fisher, B. C., Marchese, A. J., Volckens, J., Lee, T. and Collett, J. L. (2010) Measurement of Gaseous and Particulate Emissions from Algae-Based Fatty Acid Methyl Esters. SAE Int. J. Fuels Lubr., 3, 292-321.
[pdf]

Hennigan, C. J., Sullivan, A. P., Collett, Jr., J. L., and Robinson, A. L. (2010) Levoglucosan stability in biomass burning particles exposed to hydroxyl radicals, Geophys. Res. Lett., 37, L09806, doi:10.1029/2010GL043088.
[pdf]

Lee, T., Sullivan, A. P., Mack, L., Jimenez, J. L., Kreidenweis, S. M., Onasch, T. B., Worsnop, D. B., Malm, W., Wold, C. E., Hao, W. M., and Collett, Jr., J. L. (2010) Chemical smoke marker emissions during flaming and smoldering phases of laboratory open burning of wildland fuels, Aerosol Sci. Tech.,44, 9, i-v; doi: 10.1080/02786826.2010.499884.
[pdf]

Levin, E. J. T., McMeeking, G. R., Carrico, C., Mack, L., Kreidenweis, S.M., Wold, C. E., Moosmüller, H., Arnott, W. P., Hao, W. M., Collett, Jr., J. L., and Malm, W. C. (2010) Biomass burning smoke aerosol properties measured during FLAME 2, J. Geophys. Res., 115, D18210, doi:10.1029/2009JD013601.
[pdf]

Mack,L. A., Levin, E. J. T., Kreidenweis, S. M., Obrist, D., Moosmueller, H., Lewis, K. A., Arnott, W. P., McMeeking, G. M., Sullivan, A. P., Wold, C. E., Hao, W.-M., Collett, Jr., J. L., and Malm, W. C. (2010) Optical closure experiments for biomass smoke aerosols, Atmos. Chem. Phys., 10, 9017–9026.
[pdf]

Mazzoleni, L. R., Ehrmann, B. R., Shen, X., Marshall, A. G., and Collett, Jr., J. L. (2010) Water-soluble atmospheric organic matter in fog: exact masses and chemical formula identification by ultrahigh-resolution Fourier transform ion cyclotron resonance mass spectrometry, Environ. Sci. Tech., 44, 3690-3697, doi:10.1021/es903409k.
[pdf]

2009

DeMott, P.J. Petters, M.D., Prenni, A.J., Carrico, C.M., Kreidenweis, S.M., Collett, Jr., J.L., and H. Moosmüller (2009) Ice nucleation behavior of biomass combustion particles at cirrus temperatures. J. Geophys. Res. 114, D16205, doi:10.1029/2009JD012036.
[pdf]

Gioda, A. , Mayol-Bracero, O. L. ,Morales-García, F., Collett, J., Decesari, S., Emblico, L., Facchini, M. C., Morales-De Jesús, R. J. , Mertes, S., Borrmann, S. , Walter, S., and J. Schneider (2008) Chemical Composition of Cloud Water in the Puerto Rican Tropical Trade Wind Cumuli. Water Air Soil Pollut. 200, 3-14, DOI 10.1007/s11270-008-9888-4.
[pdf]

Gioda, A., Mayol-Bracero, O.L. , Reyes-Rodriguez, G.J., Santos-Figueroa, G., and Jeffrey L. Collett, Jr. (2009) Water-soluble organic and nitrogen levels in cloud and rainwater in a background marine environment under influence of different air masses. J. Atmos. Chem. 61, 85-99, DOI 10.1007/s10874-009-9125-6.
[pdf]

Levin, E.J.T., Kreidenweis, S.M., McMeeking, G.R., Carrico, C.M., and J.L. Collett, Jr. (2009) Aerosol physical, chemical and optical properties during the Rocky Mountain Airborne Nitrogen and Sulfur study. Atmos. Environ. 43,1932-1939, doi:10.1016/j.atmosenv.2008.12.042.
[pdf]

Malm, W.C., McMeeking, G.R., Kreidenweis, S.M., Levin, E., Carrico, C.M., Day, D.E., Collett, Jr., J. L., Lee, T., Sullivan, A.P., and Raja, S. (2009) Using high time resolution aerosol and number size distribution measurements to estimate atmospheric extinction. J. Air and Waste Management Assoc. 59, 1049-1060, doi:10.3155/1047-3289.59.9.1049.
[pdf]

McMeeking. G. R., Kreidenweis, S.M., Baker, S., Carrico, C.M., Chow, J.C., Collett, Jr., J. L., Hao, W.M., Holden, A. S., Kirchstetter, T. W., Malm, W.C., Moosmueller, H., Sullivan, A.P., and Wold, C.E. (2009) Emissions of trace gases and aerosols during the open combustion of biomass in the laboratory. J. Geophys. Res., 114, D19210, doi:10.1029/2009JD011836.
[pdf]

Noblitt, S.D., Schwandner, F.M., Hering, S.V., Collett, J.L., Jr., and Henry, C.S (2009) High-sensitivity microchip electrophoresis determination of inorganic anions and oxalate in atmospheric aerosols with adjustable selectivity and conductivity detection. J. Chromatogr. A 1216:1503-1510, doi:10.1016/j.chroma.2008.12.084.
[pdf]

Noblitt, S.D., Lewis, G.S., Liu, Y., Hering, S.V., Collett, Jr., J.L., and Henry, C.S. (2009) Interfacing microchip electrophoresis to a growth tube particle collector for semicontinuous monitoring of aerosol composition. Analyt. Chem. 81, 10029-10037, doi: 10.1021/ac901903m.
[pdf]

Petters, M.D., Parsons, M.T., Prenni, A.J., DeMott, P.J., Kreidenweis, S.M., Carrico, C.M., Sullivan, A.P., McMeeking, G.R., Levin, E., Wold, C.E., Collett, J.L., Jr., and H. Moosmüller (2009) Ice nuclei emissions from biomass burning. J. Geophys. Res. 114, D07209 http://dx.doi.org/10.1029/2008JD011532.
[pdf]

Petters, M.D., Carrico, C. M., Kreidenweis, S. M., Prenni, A.J., DeMott, P.J., Collett, Jr., J. L., and Moosmüller, H. (2009) Cloud condensation nucleation activity of biomass burning aerosol, J. Geophys. Res., 114, D22205, doi:10.1029/2009JD012353.
[pdf]

Raja, S., Raghunathan, R., Kommalapati, R.R., Shen, X., Collett, Jr., J.L., and K.T. Valsaraj (2009) Organic Composition of Fogwater in the Texas-Louisiana Gulf Coast Corridor. Atmos. Environ. 43, 4214-4222, doi:10.1016/j.atmosenv.2009.05.029.
[pdf]

Ren, Y., Ding, A., Wang, T., Shen, X., Guo, J., Zhang, J., Wang, Y., Xu, P., Wang, X., Gao, J., and Collett, J.L., Jr. (2009) Measurement of gas-phase total peroxides at the summit of Mount Tai in China. Atmos. Environ., 43, 1702-1711.
[pdf]

Reyes-Rodríguez, G.J., Gioda, A., Mayol, O., and J, Collett, Jr. (2009) Organic carbon, total nitrogen, and water-soluble ions in clouds from a tropical montane cloud. Atmos. Environ., 43, 4171-4177, doi:10.1016/j.atmosenv.2009.05.049.
[pdf]

2008

Carrico, C. M., Petters, M. D., Kreidenweis, S. M., Collett, Jr., J. L., Engling, G., and Malm, W. C. (2008) Aerosol hygroscopicity and cloud droplet activation of extracts of filters from biomass burning experiments.  J. Geophys. Res., 113, D08206, doi:10.1029/2007JD009274.
[pdf]

Carrillo, J. H., Emert, S. E., Sherman, D. E., Herckes, P., and Collett, Jr., J. L. (2008) An economical optical fog/cloud detector. Atmos. Res., 87: 259-267.
[pdf]

Collett, Jr., J. L., Herckes, P., Youngster, S., and Lee, T. (2008) Processing of atmospheric organic matter by California radiation fogs. Atmos. Res., 87: 232-241.
[pdf]

Lee, T., Yu, X.-Y., Kreidenweis, S. M., Malm, W. C., and Collett, Jr., J. L. (2008) Semi-continuous measurement of PM2.5 ionic composition at several rural locations in the United States. Atmos. Environ., 42:6655-6669; doi:10.1016/j.atmosenv.2008.04.023.
[pdf]

Lee, T., Yu, X.-Y., Ayres, B., Kreidenweis, S. M., Malm, W. C., and Collett, Jr., J. L. (2008) Observations of fine and coarse particle nitrate at several rural locations in the United States. Atmos. Environ., 42:2720-2732; doi:10.1016/j.atmosenv.2007.05.016.
[pdf]

Raja, S., Raghunathan, R., Yu, X.-Y., Lee, T., Chen, J., Kommalapati, R. R., Murugesan, K., Shen, X., Qingzhong, Y., Valsaraj, K. T., Collett Jr., J. L. (2008) Fog chemistry in the Texas - Louisiana Gulf Coast corridor. Atmos.Environ., 42: 2048-2061.
[pdf]

Sullivan, A. P., A. S. Holden, L. A. Patterson, G. R. McMeeking, S. M. Kreidenweis, W. C. Malm, W. M. Hao, C. E. Wold, and J. L.. Collett Jr. (2008) A Method for Smoke Marker Measurements and its Potential Application for Determining the Contribution of Biomass Burning from Wildfires and Prescribed Fires to Ambient PM2.5 Organic Carbon, J. Geophys. Res., 113, D22302, doi:10.1029/2008JD010216.
[pdf]

2007

Herckes, P., Chang, H., Lee, T., and Collett, Jr. J. L., (2007) Air pollution processing by radiation fogs. Water, Air and Soil Pollution, 181, 65-75.
[pdf]

Herckes, P., Leenheer, J. A., and Collett, Jr., J. L. (2007) Comprehensive characterization of atmospheric organic matter in Fresno, California fog water. Environ. Sci. Technol.41(2); 393-399.
[pdf]

Noblitt, S. D., Kraly, J. R., VanBuren, J. M., Hering, S. V., Collett, Jr., J. L., and Henry, C. S. (2007) Integrated membrane filters for minimizing hydrodynamic flow and filtering in microfluidic devices.  Analyt. Chem. 79, 6249-6254. doi: 10.1021/ac070943f.
[pdf]

Noblitt, S. D., Mazzoleni, L. R., Hering, S. V., Collett, Jr., J. L. and Henry, C. S. (2007) Separation of common organic and inorganic anions in atmospheric aerosols using a piperazine buffer and capillary electrophoresis. J. Chromatog. A, 1154, 400-406.
[pdf]

Straub D. J., Lee T., and Collett J. L. (2007) Chemical composition of marine stratocumulus clouds over the eastern Pacific Ocean. Journal of Geophysical Research-Atmospheres 112, (D04307), doi:10.1029/2006JD007439.
[pdf]

2006

Engling, G., Herckes, P., Kreidenweis, S., Malm, W. C., and Collett, Jr., J. L. (2006) Composition of the fine organic aerosol in Yosemite National Park during the 2002 Yosemite Aerosol Characterization Study. Atmos. Environ., 40(16), 2959-2972.
[pdf]

Engling, G., Carrico, C. M., Kreidenweis. S. M., Collett, Jr.., J. L., Day, D. E., Malm, W. C., Hao, W. M., Lincoln, E., Iinuma, Y. and Herrmann, H. (2006) Determination of levoglucosan in biomass combustion aerosol by high performance anion exchange chromatography with pulsed amperometric detection. Atmospheric Environment, 40 (2006) S299–S311.
[pdf]

Gorin, C. A., Collett, Jr., J. L., and Herckes, P. (2006) Wood smoke contribution to winter aerosol in Fresno, California. J. Air & Waste Manage. Assoc. 56:1584–1590.
[pdf]

Herckes, P., Engling, G., Kreidenweis, S. M., and Collett, Jr., J. L. (2006) Particle size distributions of organic aerosol constitutents during the 2002 Yosemite Aerosol Characterization Study. Environ. Sci. Technol. 2006, 40, 4554-4562.
[pdf]

Liu Y., MacDonald D. A., Yu X. Y., Hering S. V., Collett J. L., and Henry C. S. (2006) Analysis of anions in ambient aerosols by microchip capillary electrophoresis. Analyst 131(11), 1226-1231.
[pdf]

McMeeking, G. R., Kreidenweis, S. M., Lunden, M., Carrillo, J., Carrico, C. M., Lee, T., Herckes, P., Engling, G., Day, D. E., Hand, J., Brown, N., Malm, W. C., and Collett, Jr., J. L. (2006) Smoke-impacted regional haze in California during the summer of 2002. J. Agric. Forest Meteor., 137(1-2), 25-42.
[pdf]

Yu, X-Y., Lee, T., Ayres, B., Kreidenweis, S. M., Malm, W. and Collett, Jr., J. L. (2006) Loss of fine particle ammonium from denuded nylon filters. Atmospheric Environment 40(25), 4797–4807.
[pdf]

2005

Brüggemann, E., Gnauk, T., Mertes, S., Acker, K., Auel, R., Wieprecht, W., Möller, D., Collett Jr., J. L., Chang, H., Galgon, D., Chemnitzer, R., Rüd, C., Junek, R., Wiedensohler, W., and Herrmann, H. (2005) Schmücke hill cap cloud and valley stations aerosol characterisation during FEBUKO (I): Particle size distribution, mass, and main components. Atmos. Environ., 39, 4291-4303.
[pdf]

Carrico, C. M., Kreidenweis, S. M., Malm, W. C., Day, D. E., Lee, T., Carrillo, J., McMeeking, G. R. and Collett, Jr., J. L. (2005) Hygroscopic growth behavior of a carbon dominated aerosol in Yosemite National Park. Atmos. Environ., 39, 1393-1404.
[pdf]

Chang, H., Herckes, P. and Collett, Jr. J. (2005) On the use of anion exchange chromatography for the characterization of water soluble organic carbon. Geophys. Res. Lett., 32, L01810, doi:10.1029/2004GL021322.
[pdf]

Collett, Jr., J. L., Herckes, P. and Chang, H. (2005) Reply to comment by S. Decesari et al. on "On the use of anion exchange chromatography for the characterization of water soluble organic carbon." Geophys. Res. Lett., 32, L24815, doi:10.1029/2005GL024338.
[pdf]

Fahey, K. M., Pandis, S. N., Collett, Jr., J. L., and Herckes, P. (2005) The influence of size-dependent droplet composition on pollutant processing by San Joaquin Valley fogs. Atmos. Environ., 39, 4561-4574.
[pdf]

Garcia, C., Engling, G., Herckes, P., Collett, Jr., J. L. and Henry, C. S. (2005) Determination of levoglucosan from smoke samples using microchip capillary electrophoresis with pulsed amperometric detection. Environ. Sci. Tech., 39, 618-623.
[pdf]

Hand, J. L., Malm, W. C., Day, D., Lee, T., Carrico, J., Carrillo, J., Collett, Jr., J., Laskin, A., Wang, C., Cowin, J. P., and Iedema, M. J. (2005) Optical, physical and chemical properties of tar balls observed during the Yosemite Aerosol Characterization Study. J. Geophys. Res., 110 (D21): Art. No. D21210, doi:10.1029/2004JD005728.
[pdf]

Herrmann, H., Wolke, R., Müller, K., Brüggemann, E., Gnauk, T., Barzaghi, P., Mertes, S., Lehmann, K., Massling, A., Birmili, W., Wiedensohler, A., Wieprecht, W., Acker, K., Jaeschke, W., Kramberger, H., Svrcina, B., Bächmann, K., Collett, Jr., J. L., Galgon, D., Schwirn, K., Nowak, A., van Pinxteren, D., Plewka, A., Chemnitzer, R., Rüd, C., Hofmann, D., Tilgner, A., Diehl, K., Heinold, B., Hinneburg, D., Knoth, O., Sehili, A. M., Simmel, M., Wurzler, S., Majdik, Z., Mauersberger, G. and Müller, F. (2005) FEBUKO and MODMEP: Field measurements and modeling of aerosol and cloud multiphase processes. Atmos. Environ., 39, 4169-4183.
[pdf]

Malm, W. C., Day, D. E., Kreidenweis, S. M., Collett, Jr., J. L., Carrico, C., McMeeking, G. and Lee, T. (2005) Hygroscopic properties of an organic-laden aerosol. Atmos. Environ., 39, 4969-4982.
[pdf]

Malm, W. C., Day, D. E., Carrico, C., Kreidenweis, S. M., Collett, J. L., Jr., McMeeking, G., Lee, T., and Carrillo, J. (2005) Intercomparison and closure calculations using measurements of aerosol species and optical properties during the Yosemite Aerosol Characterization Study. J. Geophys. Res., 110, D14302, doi:10.1029/2004JD005494.
[pdf]

McMeeking, G. R., Kreidenweis, S. M., Carrico, C.M., Lee, T., Collett, Jr., J. L., and Malm, W. C. (2005) Observations of smoke-influenced aerosol during the Yosemite Aerosol Characterization Study: size distributions and chemical composition. J. Geophys, Res., 110, D09206, doi:10.1029/2004JD005389.
[pdf]

McMeeking, G., Kreidenweis, S., Carrico, C., Lee, T., Collett, J., Day, D. E., and Malm, W.C. (2005) Observations of smoke influenced aerosol during the Yosemite Aerosol Characterization Study II: Aerosol scattering and absorbing properties. J. Geophys. Res., 110 (D18): Art. No. D18209, 10.1029/2004JD005624.
[pdf]

van Pinxteren, D., Plewka, A., Hofmann, D., Müller, K., Kramberger, H., Svrcina, B., Bächmann, K., Jaeschke, W., Mertes, S., Collett Jr., J. L. and Herrmann, H. (2005) Schmücke hill cap cloud and valley stations aerosol characterisation during FEBUKO (II): Organic compounds. Atmos. Environ., 39, 4305-4320.
[pdf]

Wieprecht, W., Acker, K., Mertes, S., Collett, Jr., J., Jaeschke, W., Brüggemann, E., Möller, D. and Herrmann, H. (2005) Cloud physics and cloud water sampler comparison during FEBUKO. Atmos. Environ., 39, 4267-4277.
[pdf]

Yu, X-Y., Lee, T., Ayres, B., Kreidenweis, S. M., Collett, Jr., J. L., and Malm, W. (2005) Particulate nitrate measurement using nylon filters. J. Air Waste Manage. Assoc., 55, 1100-1110.
[pdf]

2004

Straub, D. J. and Collett, Jr., J. L. (2004) An axial-flow cyclone for aircraft-based cloud water sampling. J. Atmos. Ocean Tech., 21, 1825-1839.
[pdf]

Kang, G. U., Collett, Jr., J. L., Shin, D. Y., Fujita, S. I. and Kim, H. K. (2004) Comparison of the Precipitation chemistry on the western and eastern coasts of Korea. Water, Air and Soil Poll., 151, 11-34.
[pdf]

Lee, T., Kreidenweis, S. M. and Collett, Jr., J. L. (2004) Aerosol ion characteristics during the Big Bend Regional Aerosol and Visibility Observational study. J. Air and Waste Management Assoc., 54, 585-592.
[pdf]

Moore, K. F., Sherman, D. E., Reilly, J. E., Hannigan, M. P. Lee, T. and Collett, Jr., J. L. (2004) Drop size-dependent chemical composition in clouds and fogs. I. Observations. Atmos. Environ., 38, 1389-1402.
[pdf]

Moore, K. F., Sherman, D. E., Reilly, J. E. and Collett, Jr., J. L. (2004) Drop size-dependent chemical composition of clouds and fogs. II. Relevance to interpreting the aerosol/trace gas/fog system. Atmos. Environ., 38, 1403-1415.
[pdf]

2003

Arnott, W. P., Moosmüller, H., Sheridan, P. J., Ogren, J. A., Raspet, R., Slaton, W. V., Hand, J. L., Kreidenweis, S. M., and Collett, Jr., J. L. (2003) Photoacoustic and filter-based ambient aerosol light absorption measurements: instrument comparisons and the role of relative humidity. J. Geophys. Res., 108, 10.1029/2002JD2002165.
[pdf]

Lowenthal, D. H., Kumar, N., Hand, J., Day, D., Kreidenweis, S., Collett, J., Lee, T., and Ashbaugh, L. (2003) Hygroscopic organic aerosols during BRAVO? J. Air and Waste Management Assoc., 53(10),1273-1279.
[pdf]

Ervens, B., Herckes, P. Feingold, G., Lee, T., Collett, Jr., J. L. and Kreidenweis, S. M. (2003) On the drop-size dependence of organic acid and formaldehyde concentrations in fog. J. Atmos. Chem., 46, 239-269.
[pdf]

Hering, S. V., Stolzenburg, M. R., Hand, J. L., Kreidenweis, S. M., Lee, T., Collett, Jr., J. L., Dietrich, D. and Tigges, M. (2003) Hourly concentrations and light scattering cross sections for fine particle sulfate at Big Bend National Park. Atmos. Environ., 37, 1175-1183.
[pdf]

Malm, W. C., Day, D. E., Kreidenweis, S. M., Collett, J. L. and Lee, T. (2003) Humidity dependent optical properties of fine particles during the Big Bend Regional Aerosol and Visibility Observational Study (BRAVO). J. Geophys. Res., 108 (D9), 4279, doi:10.1029/2002JD002998.
[pdf]

2002

Brown, S. G., Herckes, P., Ashbaugh, L., Hannigan, M. P., Kreidenweis, S. M. and Collett, Jr., J. L. (2002) Characterization of Organic Aerosol Present in Big Bend National Park, Texas During the Big Bend Regional Aerosol and Visibility Observational (BRAVO) Study. Atmos. Environ., 36, 5807-5818.
[pdf]

Collett, Jr., J. L., Bator, A., Sherman, D. E., Moore, K. F., Hoag, K. J., Demoz, B.B., Rao, X. and Reilly, J. E. (2002) The chemical composition of fogs and intercepted clouds in the United States. Atmos. Res., 64, 29-40.
[pdf]

Collett, Jr., J., Bridgeman, H.A., Bendix, J. Preface to Issue. Atmospheric Research 64 (2002) 1 –2.
[pdf]

Hand, J. L., Kreidenweis, S. M., Sherman, D. E., Collett, Jr., J. L., Hering, S. V., Day, D. E. and Malm, W. C. (2002) Aerosol size distributions and visibility estimates during the Big Bend Regional Aerosol Visibility and Observational study (BRAVO). Atmos. Environ., 36, 5043-5055.
[pdf]

Herckes, P., Hannigan, M. P., Trenary, L., Lee, T. and Collett, Jr., J. L. (2002) The organic composition of radiation fogs in Davis (California). Atmos. Res., 64, 99-108.
[pdf]

Herckes, P., Lee, T., Trenary, L., Kang, G. U., Chang, H. and Collett, Jr., J. L. (2002) Organic matter in central California radiation fogs. Environ. Sci. Technol., 36, 4777-4782.
[pdf]

Moore, K. F., Sherman, D. E., Reilly, J. E. and Collett, Jr., J. L. (2002) Development of a multi-stage cloud water collector: 1. Design and field performance evaluation. Atmos. Environ., 36, 31-44.
[pdf]

Straub, D. J. and Collett, Jr., J. L. (2002) Development of a multi-stage cloud water collector: 2. Numerical and experimental calibration. Atmos. Environ., 36, 45-56.
[pdf]

Collett, Jr., J. L. and Herckes, P. (2002) Cloud Chemistry, Encyclopedia of Atmospheric Sciences, J. Holton, J. Pyle and J. Curry eds., Academic Press, pp. 451-459; (book chapter).

2001

Collett, Jr., J. L., Sherman, D. E., Moore, K. F., Hannigan, M. P. And Lee, T. (2001) Aerosol particle processing and removal by fogs: observations in chemically heterogeneous central California radiation fogs. Water, Air, Soil Poll.: Focus, 1, 303-312, doi: 10.1023/A:1013175709931.
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Straub, D. J. And Collett, Jr., J. L. (2001) Numerical and experimental performance evaluation of the 3-stage FROSTY supercooled cloud collector. Aerosol Sci. Tech., 34, 247-261.
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Rattigan, O. V., Reilly, J., Judd, C., Moore, K. F., Das, M., Sherman, D. E., Dutkiewicz, V. A., Collett, Jr., J. L. And Husain, L. (2001) Sulfur dioxide oxidation in clouds at Whiteface Mountain as a function of drop size. J. Geophys. Res., 106 (D15), 17347-17358.
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Reilly, J. E., Rattigan, O. V., Moore, K. F., Judd, C., Sherman, D. E., Dutkiewicz, V. A., Kreidenweis, S. M., Husain, L. And Collett, Jr., J. L. (2001) Drop size-dependent S(IV) oxidation in chemically heterogeneous California radiation fogs. Atmos. Environ., 35, 5717-5728.
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2000

Bower, K.N., Choularton, T.W., Gallagher, M.W., Beswick, K.M., Flynn, M. J., Allen, A.G., Davison, B.M., James, J.D., Robertson, L., Harrison, R.M., Hewitt, C.N., Cape, J.N., McFadyen, G.G., Milford, C., Sutton, M.A., Martinsson, B.G., Frank, G., Swietlicki, E., Zhou, J., Berg, O.H., Mentes, B., Papaspiropoulos, G., Hansson, H-C., Leck, C., Kulmala, M., Aalto, P., Väkevä, M., Berner, A., Bizjak, M., Fuzzi, S., Laj, P., Facchini, M-C., Orsi, G., Ricci, L., Nielsen, M., Allan, B.J., Coe, H., McFiggans, G., Plane, J.M.C., Collett, Jr., J.L., Moore, K.F. and Sherman, D.E. (2000) ACE-2 HILLCLOUD. An overview of the ACE-2 ground-based cloud experiment. Tellus, 52B, 750-778.
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1999

Collett, Jr., J. L., Hoag, K. J., Sherman, D. E., Bator, A and Richards, L. W. (1999) Spatial and temporal variations in San Joaquin Valley fog chemistry. Atmos. Environ., 33, 129-140.
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Collett, Jr., J. L., Hoag, K. J., Rao, X. and Pandis, S. N. (1999) Internal acid buffering in San Joaquin Valley fog drops and its influence on aerosol processing. Atmos. Environ., 33, 4833-4847.
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Hoag, K. J., Collett, Jr., J. L., and Pandis, S. N. (1999) The influence of drop size-dependent fog chemistry on aerosol processing by San Joaquin Valley fogs. Atmos. Environ., 33, 4817-4832.
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Lillis, D., Cruz, C., Collett, Jr., J., Richards, L. W. and Pandis, S. N. (1999) Production and removal of aerosol in a polluted fog layer. Atmos. Environ., 33, 4797-4816.
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Mitic, C. M., Massman, W. J., Shuepp, P. H. and Collett, Jr., J. L. (1999) Structural association of CO2, H2O, heat and ozone over cotton and grape canopies. Atmos. Environ., 33, 1159-1173.
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Xu, G., Sherman, D. E., Andrews, E., Moore, K., Straub, D., Hoag, K. and Collett, Jr., J. (1999) The influence of chemical heterogeneity among cloud drop populations on processing of chemical species in winter clouds. Atmos. Res., 51, 119-140.
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1998

Rao, X. and Collett, Jr., J. L. (1998) The drop size-dependence of iron and manganese concentrations in clouds and fogs: implications for sulfate production. J. Atmos. Chem., 30, 273-289.
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1997

Bator, A. and Collett, Jr., J. L. (1997) Cloud chemistry varies with drop size. J. Geophys. Res., 102 (D23), 28071-28078.
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1996

Demoz, B., Collett, Jr., J. L. and Daube, Jr., B. C. (1996) On the Caltech Active Strand Cloudwater Collectors. Atmos. Res., 41, 47-62.
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1995

Collett, Jr., J., Iovinelli, R. and Demoz, B. (1995) A three-stage cloud impactor for size-resolved measurements of cloud drop chemistry. Atmos. Environ., 29, 1145-1154.
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Dixon, R. W., Mosimann, L., Oberholzer, B., Staehelin, J., Waldvogel, A. and Collett, J. L., Jr. (1995) The effect of riming on the ion concentrations of winter precipitation: 1. A quantitative analysis of field measurements. J. Geophys. Res., 100D, 11,517-11,527.
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Rao, X. and Collett, Jr., J. L. (1995) The behavior of S(IV) and formaldehyde in a chemically heterogeneous cloud. Environ. Sci. Technol., 29, 1023-1031.
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1994

Collett, Jr., J. L., Bator, A., Rao, X. and Demoz, B. (1994) Acidity variations across the cloud drop size spectrum and their influence on rates of atmospheric sulfate production. Geophys. Res. Lett., 21(22), 2393-2396.
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Devulapalli, S.S.N. and Collett, Jr., J.L. (1994) The influence of riming and frontal dynamics on winter precipitation chemistry in level terrain. Atmos. Res. 32, 203-213.
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1993

Collett, Jr., J., Oberholzer, B. and Staehelin, J. (1993) Cloud chemistry at Mt. Rigi Switzerland: Dependence on drop size and relationship to precipitation chemistry. Atmos. Environ., 27A(1), 33-42.
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Collett, Jr., J. L., Oberholzer, B., Mosimann, L., Staehelin, J. and Waldvogel, A. (1993) Contributions of cloud processes to precipitation chemistry in mixed phase clouds. Water Air Soil Pollut., 68, 43-57.
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Staehelin, J., Waldvogel, A., Collett, Jr., J. L., Dixon, R., Heimgartner, R., Henrich, W., Hsu, C., Li., L., Mosimann, L., Oberholzer, B., Prevot, A., Schmid, W., Schumann, T., Steiner, M., Volken, M. and Zinder, B. (1993) Scientific goals and experiments of the project "Winter precipitation at Mount Rigi": an overview. Water Air Soil Pollut., 68, 1-14.
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Oberholzer, B., Volken, M., Collett, Jr., J. L., Staehelin, J. and Waldvogel, A. (1993) Pollutant concentrations and below-cloud scavenging of selected N(-III) species along a mountain slope. Water Air Soil Pollut., 68, 59-73.
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Mosimann, L., Steiner, M., Collett, Jr., J. L., Henrich, W., Schmid, W. and Waldvogel, A. (1993) Ice crystal observations and the extent of riming in winter precipitation. Water Air Soil Pollut., 68, 29-42.
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Collett, Jr., J.L. (1993) Atmospheric Deposition Processes, Soil Monitoring, R. Schulin, A. Desaules, R. Webster, and B. von Steiger editors., Birkhäuser Verlag, Basel, pp. 73-87; (book chapter).

1992

Oberholzer, B., Collett, Jr., J. L., Staehelin, J., and Waldvogel, A. (1992) In-cloud scavenging of gases and aerosols at a mountain site in central Switzerland. J. Atmos. Chem., 14, 61-71.
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Collett, Jr., J. and Steiner, M. (1992) Investigations of the relationship between cloudwater and precipitation chemistry using Doppler radar, in Precipitation Scavenging and Atmosphere-Surface Exchange, Volume I: Precipitation Scavenging Processes, S.E. Schwartz and W.G.N. Slinn eds., Hemisphere Publishing, Washington, pp. 381-392; (book chapter).

Oberholzer, B., Collett, Jr., J., Steiner, M., Staehelin, J. and Waldvogel, A. (1992) Precipitation scavenging of ammonia on a mountain slope:  experimental and model comparison, in Precipitation Scavenging and Atmosphere-Surface Exchange, Volume I: Precipitation Scavenging Processes, S.E. Schwartz and W.G.N. Slinn eds., Hemisphere Publishing, Washington, pp. 295-306; (book chapter).

1991

Collett, Jr., J. L., Daube, Jr., B. C. and Hoffmann, M. R. (1991) Spatial and temporal variations in precipitation and cloud interception in the Sierra Nevada of central California. Tellus, 43B, 390-400.
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Collett, Jr., J. L., Prevot, A. S. H., Staehelin, J. and Waldvogel, A. (1991) Physical factors influencing winter precipitation chemistry. Environ. Sci. Technol., 25, 782-789.
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1989/1990

Munger, J. W., Collett, J., Daube, Jr., B. and Hoffmann, M. R. (1990) Fogwater chemistry at Riverside, California. Atmos. Environ., 24B, 185-205.
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Collett, Jr., J. L., Daube, Jr., B. C. and Hoffmann, M. R. (1990) The chemical composition of intercepted cloudwater in the Sierra Nevada. Atmos. Environ., 24A(4), 959-972.
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Collett, Jr., J., Daube, Jr., B., Munger, J. W. and Hoffmann, M. R. (1990) A comparison of two cloudwater/fogwater collectors: the Rotating Arm Collector and the Caltech Active Strand Collector. Atmos. Environ., 24A, 1685-1692.
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Collett, Jr., J. L., Daube, Jr., B. C., Gunz, D. and Hoffmann, M. R. (1990) Intensive studies of Sierra Nevada cloudwater chemistry and its relationship to precursor aerosol and gas concentrations. Atmos. Environ., 24A(7), 1741-1757.
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Collett, Jr., J., Daube, Jr., B., Munger, J. W., and Hoffmann, M. R. (1989) Cloudwater chemistry in Sequoia National Park. Atmos. Environ., 23(5), 999-1007.
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Munger, J. W., Collett, Jr., J., Daube, Jr., B. C. and Hoffmann, M. R. (1989) Carboxylic acids and carbonyl compounds in southern California clouds and fogs. Tellus, 41B, 230-242.
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Munger, J. W., Collett, Jr., J., Daube, Jr., B. and Hoffmann, M. R. (1989) Chemical composition of coastal stratus clouds: dependence on droplet size and distance from the coast. Atmos. Environ., 23, 2305-2320.
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Waldvogel, A., Bader, J., Collett, J., Giger, W., Heimgartner, R., Högl, D., Lüthi, R., Oberholzer, B., Schumann, T., Schiesser, H. H., Schmid, W., Stähelin, J., Steiner, M. and Tremp, J. (1989) A multidisciplinary field experiment to study scavenging processes. J. Aerosol Sci., 20, 1163-1166.
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Reports

Calame, L. and Collett, Jr., J. L. (1999) Aerosol black carbon measurements in Fort Collins , Colorado .  Colorado State University Department of Atmospheric Science Report No. 677.

Collett, Jr. J. L. (1996) Cloud and fog sampling: a tutorial, presented at the American Association for Aerosol Research Annual Meeting, Orlando , Florida , 50 pp.

Collett, J. L., Jr., Hoag, K. J., Sherman, D. E. and Bator, A. (1997) San Joaquin Valley Fog Measurements During the 1995 Integrated Monitoring Study. Colorado State University Department of Atmospheric Science Report No. 644.

Collett, Jr., J. L., Hoag, K. J. and Pandis, S. N. (1998) IMS95 Data Analysis Work Element 4.6.7: The Influence of Drop Size-dependent Fog Chemistry on Aerosol Production and Deposition in San Joaquin Valley Fogs, Final Report to the San Joaquin Valleywide Air Pollution Study Agency, 63 pp.

Collett, Jr., J. L., Hoag, K. J., and Pandis, S. N. (1998) IMS95 Data Analysis Work Element 4.6.8:  How Does Acidification of Drops Due to Aqueous Phase Acid Production Limit Aerosol Formation in Fog Drops?, Final Report to the San Joaquin Valleywide Air Pollution Study Agency, 29 pp.

Collett, Jr., J. L., Hoag, K. J., and Pandis, S. N. (1998) How Does Acidification of Drops Due to Aqueous Phase Acid Production Limit Aerosol Formation in Fog Drops? Colorado State University Department of Atmospheric Science Report No. 671.

Collett, Jr., J. L., Hoag, K. J. and Pandis, S. N. (1998) The Influence of Drop Size-dependent Fog Chemistry on Aerosol Production and Deposition in San Joaquin Valley Fogs.  Colorado State University Department of Atmospheric Science Report No. 672.

Emert, S. E. And Collett, J. L., Jr. (2001) Design, Construction and Evaluation of the CSU Optical Fog Detector.  Colorado State University Department of Atmospheric Science Report No. 705.

Lee, T. and Collett, Jr., J. L. (2002) The ionic composition of aerosol in Big Bend National Park .  Colorado State University CIRA Report, ISSN No. 0737-5352-59, 220 pp.

Hoag, K. J. and Collett, J. L., Jr. (1997) Heterogeneous Fog Chemistry and S(IV) Oxidation in the San Joaquin Valley . Colorado State University Department of Atmospheric Science Report No. 639.

Moore , K. F. (2001) Drop size-dependent chemical composition in clouds and fogs.  Colorado State University Department of Atmospheric Science Report No. 713, 522 pp.

Reilly, J. E. And Collett, J. L., Jr. (2000) Application of a tracer technique to study sulfur dioxide oxidation in cloud drops as a function of drop size.  Colorado State University Department of Atmospheric Science Report No. 696.

Straub, D. J. and Collett, Jr., J. L. (1999) Numerical and experimental performance evaluation of two multi-stage cloud collectors.  Colorado State University Department of Atmospheric Science Report No. 676.

Straub, D. J. and Collett, Jr., J. L. (2002) Design and testing of a new aircraft-based cloud water sampling system.  Colorado State University Atmospheric Science Report No. 729, 261 pp.

Xu, G. and Collett, Jr., J. L. (1998) Chemical heterogeneity among winter cloud drop populations and its influence on aerosol processing in winter clouds.  Colorado State University Department of Atmospheric Science Report No. 668.