2014

• Dickinson, K.L.,  E. Kanyomse, R. Piedrahita, E. Coffey, I. Rivera, J. Adoctor, R. Aligiria, D. Muvandimwe, M. Dove, V. Dukic, M. Hayden, D. Diaz-Sanchez, V. Adoctor, D. Anaseba, Y. Slichter, N. Masson, A. Monaghan, A. Titati, D. Steinhoff, Y-Y. Hsu, R. Kaspar, B. Brooks, A. Hodgson, M. Hannigan, A. R. Oduro, and C. Wiedinmyer. Research on Emissions, Air quality, Climate, and Cooking Technologies in Northern Ghana (REACCTING): Study Rationale and Protocol. BMC Public Health, 2015, accepted.
• Oakes, M, Baxter, L, Duvall, R, Madden, M, Xie, M, Hannigan, MP, Peel, J, Pachon, J, Balachandran, S, Russell, L, Long, T. Comparing multipollutant emissions-based mobile source indicators to other single pollutant and multipollutant indicators in different urban areas. International Journal of Environmental Research and Public Health, 2014, 11:11727-11752.
• Masson, N, Piedrahita, R, Hannigan, MP. Approach for quantification of metal oxide type semiconductor gas sensors used for ambient air quality monitoring. Sensors and Actuators: B. Chemical, 2014, accepted.
• Xie, M, Hannigan, MP, Barsanti, KC. Impact of Gas/Particle Partitioning of semi-volatile organic compounds on source apportionment with positive matrix factorization. Environmental Science & Technology, 2014, 48:9053-9060.
• Xie, M, Hannigan, MP, Barsanti, KC. Gas/particle partitioning of n-alkanes, PAHs and oxygenated PAHs in urban Denver. Atmospheric Environment, 2014, 95:355-362.
• Boyle, L, Flinchpaugh, H, Hannigan, MP. Natural soiling of photovoltaic cover plates and the impact on transmission. Solar Energy, 2014, accepted.
• Almand-Hunter, B, Walker, JT, Masson, N, Hafford, L, Hannigan, MP. Development and validation of inexpensive, automated, dynamic, flux chambers. Atmospheric Measurement Techniques, 2014, accepted.
• Piedrahita, R, Xiang, Y, Masson, N, Ortega, J, Collier, A, Jiang, Y, Li, K, Dick, R, Lv, Q, Hannigan, M, Shang, L. The next generation of low-cost personal air quality sensors for quantitative exposure monitoring. Atmospheric Measurement Techniques, 2014, 7:3325-3336.
• Xie, M, Hannigan, MP, Barsanti, KC. Gas/particle partitioning of 2-methyltetrols and levoglucosan at an urban site in Denver. Environmental Science & Technology, 2014, 48:2835-2842.
• Clements, N, Eav, J, Xie, M, Hannigan, MP, Miller, SL, Navidi, W, Peel, JL, Schauer, JJ, Shafer, M, Milford, JB. Concentrations and source insights for trace elements in fine and coarse particulate matter in northeastern Colorado. Atmospheric Environment, 2014, 89:373-381.

2013 

• Bowers, R, Clements, N, Emerson, J, Wiedinmyer, C, Hannigan, MP, F. Seasonal variability in the bacterial and fungal diversity of the near-surface atmosphere. Environmental Science and Technology, 2013, 47:12097-12106.  
• Clements, N, Milford, JB, Miller, SL, Navidi, W, Peel, JL, Hannigan, MP. Errors in coarse particulate matter (PM10-2.5) mass concentrations and spatiotemporal characteristics when using subtraction estimation methods. Journal of Air and Waste Management Association, 2013, 63:1386-1398.
• Kim, S-Y; Sheppard, L; Hannigan, MP; Dutton, SJ; Peel, JL; Clark, ML; Vedal, S. The sensitivity of health effect estimates from time-series studies to fine particulate matter component sampling schedule. Journal of Exposure Science & Environmental Epidemiology, advance online publication (2013)
• Xie, M; Barsanti, KC; Hannigan, MP; Dutton, SJ; Vedal, S. Positive matrix factorization of PM2.5 - eliminating the effects of gas/particle partitioning of semivolatile organic compounds. Atmospheric Chemistry and Physics Discussions, 13: 5199-5232 (2013).
• Li, R; Wiedinmyer, C; Baker, KR; Hannigan, MP. Characterization of coarse particulate matter in the western United States: a comparison between observation and modeling. Atmospheric Chemistry and Physics, 13: 1311-1327, 2013.
• Xie, Mingjie; Piedrahita, Ricardo; Dutton, Steven J; Milford, Jana B; Hemann, Joshua G; Peel, Jennifer L; Miller, Shelly L; Kim, Sun-Young; Vedal, Sverre; Sheppard, Lianne; Hannigan, Michael P. Positive matrix factorization of a 32-month series of daily PM_2.5 speciation  data with incorporation of temperature stratification. Atmospheric Environment, 65: 11-20, 2013.

2012 

• Clements, Nicholas; Piedrahita, Ricardo; Ortega, John; Peel, Jennifer L; Hannigan, Michael; Miller, Shelly L; Milford, Jana B. Characterization and Nonparametric Regression of Rural and Urban Coarse Particulate Matter Mass Concentrations in Northeastern Colorado. Aerosol Science and Technology, 46(1): 108-123, 2012. 
• Jiang, Yifei; Pan, Xin; Lv, Qin; Dick, Robert P; Hannigan, Michael; Shang, Li. ARIEL: Automatic Wi-Fi based Room Fingerprinting for Indoor Localization. UbiComp '12: Proceedings of the 13th ACM International Conference on Ubiquitous Computing, 2012. ACM, New York, NY.
• Kim, Sun-Young; Peel, Jennifer L; Hannigan, Michael P; Dutton, Steven J; Sheppard, Lianne; Clark, Maggie L; Vedal, Sverre. The Temporal Lab Structure of Short-term Associations of Fine Particulate Matter Chemical Constituents and Cardiovascular Respiratory Hospitalizations.Environmental Health Perspectives, 120: 1094-1099, 2012.
• Xiang, Yun; Bai, Lan S; Piedrahita, Ricardo; Dick, Robert P; Lv, Qin; Hannigan, Michael; Shang, Li. Collaborative Calibration and Sensor Placement for Mobile Sensor Networks. Proc. Int. Conf. Information Processing in Sensor Networks, 73-84, 2012.
• Xie, Mingjie; Coons, Teresa L; Dutton, Steven J; Milford, Jana B; Miller, Shelly, L; Peel, Jennifer L; Vedal, Sverre; Hannigan, Michael. Intra-urban spatial variability of PM_2.5-bound carbonaceous components. Atmospheric Environment, 60:-494, 2012.
• Xie, Mingjie; Coons, Teresa L; Hemann, Joshua G; Dutton, Steven J; Milford, Jana B; Peel, Jennifer L; Miller, Shelly L; Kim, Sun-Young; Vedal, Sverre; Sheppard, Lianne; Hannigan, Michael P. Intra-urban spatial variability and uncertainty assessment of PM_2.5 sources based on carbonaceous species. Atmospheric Environment, 60: 305-315, 2012.
• Xie, Mingjie; Hannigan, Michael P; Dutton, Steven J; Milford, Jana B; Hemann, Joshua G; Miller, Shelly L; Schauer, James J; Peel, Jennifer L; Vedal, Sverre. Positive Matrix Factorization of PM2.5: Comparison and Implications of Using Different Speciation Data Sets. Environmental Science & Technology, 46: 11962-11970, 2012.

2011

• Clark, ML; Peel, JL; Kim, SY; Hannigan, MP; Dutton, SJ; Piedrahita, R; Milford, J; Miller, S; Sheppard, L; Vedal, S. Fine Particulate Matter Species, Sources, and Cardiovascular Morbidity Among Potentially Sensitive Groups. American Journal of Epidemiology, 173(S11): S260 (2011). Abstracts of the 3rd North American Congress of Epidemiology, June 21-24, 2011 Montreal Canada.
• Jiang, Yifei; Li, Kun; Tian, Lei; Piedrahita, Ricardo; Yun, Xiang; Mansata, Omkar; Lv, Qin; Dick, Robert P; Hannigan, Michael; Shang, Li. MAQS: A Personalized Mobile Sensing System for Indoor Air Quality Monitoring. UbiComp '11: Proceedings of the 13th ACM International Conference on Ubiquitous Computing, 2011. ACM, New York, NY.
• Kim, S-Y; Vedal, S; Peel, JL; Hannigan, MP; Duttonh, SJ; Sheppard, L. Lag Structure of the Associations Between PM2.5 Components and Hospitalization in Denver. Epidemiology, 22(1): S199 (2011). Abstracts: ISEE 22nd Annual Conference, Seoul, Korea, 28 August - 1 September 2010: Air Pollution Exposure Characterization and Health Effects.

2010

• Brinkman, Gregory L; Denholm, Paul; Hannigan, Michael P; Milford, Jana B. Effects of Plug-In Hybrid Electric Vehicles on Ozone Concentrations in Colorado. Environmental Science & Technology, 44: 6256-6262, 2010. 
• Dutton, Steven J; Rajagopalan, Balaji; Vedal, Sverre; Hannigan, Michael P. Temporal patterns in daily measurements of inorganic and organic speciated PM_2.5 in Denver. Atmospheric Environment, 44: 987-998, 2010.
• Dutton, Steven J; Vedal, Sverre; Piedrahita, Ricardo; Milford, Jana B; Miller, Shelly L; Hannigan, Michael P. Source apportionment using positive matrix factorization on daily measurements of inorganic and organic speciated PM_2.5. Atmospheric Environment, 44: 2731-2741, 2010.

2009

• Brinkman, Gregory L; Milford, Jana B; Schauer, James J; Shafer, Martin M; Hannigan, Michael P. Source identification of personal exposure to fine particulate matter using organic tracers.Atmospheric Environment, 43: 1972-1981, 2009.
• Dutton, Steven J; Schauer, James J; Vedal, Sverre; Hannigan, Michael P. PM_2.5 characterization for time series studies: Pointwise uncertainty estimation and bulk speciation methods applied in Denver. Atmospheric Environment, 43: 1136-1146, 2009.
• Dutton, Steven J; Williams, Daniel E; Garcia, Jessica K; Vedal, Sverre; Hannigan, Michael P. PM_2.5 characterization for time series studies: Organic molecular marker speciation methods and observations from daily measurements in Denver. Atmospheric Environment, 43: 2018-2030, 2009.
• Hemann, JG; Brinkman, GL; Dutton, SJ; Hannigan, MP; Milford, JB; Miller, SL. Assessing positive matrix factorization model fit: a new method to estimate uncertainty and bias in factor contributions at the measurement time scale. Atmospheric Chemistry and Physics, 9: 497-513, 2009.
• Kleeman, Michael J; Riddle, Sarah G; Robert, Michael A; Jakober, Chris A; Fine, Philip M; Hays, Michael D; Schauer, James J; Hannigan, Michael P. Source Apportionment of Fine (PM_1.8) and Ultrafine (PM_0.1) Airborne Particulate Matter during a Severe Winter Pollution Episode.Environmental Science & Technology, 43: 272-279, 2009.
• Krudysz, Margaret A; Dutton, Steven J; Brinkman, Gregory L; Hannigan, Michael P; Fine, Philip M; Sioutas, Constantinos; Froines, John J. Intra-community spatial variation of size-fractionated organic compounds in Long Beach, California. Air Quality and Atmospheric Health, 2: 69-88, 2009.
• Mohr, C; Huffman, JA; Cubison, JM; Aiken, AC; Docherty, KS; Kimmel, JR; Ulbrich, IM; Hannigan, M; Jimenez, JL. Characterization of Primary Organic Aerosol Emissions from Meat Cooking, Trash Burning, and Motor Vehicles with High-Resolution Aerosol Mass Spectrometry and Comparison with Ambient and Chamber Observations. Environmental Science & Technology, 43: 2443-2449 (2009).
• Trenbath, Kim; Hannigan, Michael P; Milford, Jana B. Evaluation of retrofit crankcase ventillation controls and diesel oxidation catalysts for reducing air pollution in school buses. Atmospheric Environment, 43: 5916-5922, 2009.
• Vedal, S; Hannigan, MP; Dutton, SJ; Miller, SL; Milford, JB; Rabinovitch, N; Kim, S-Y; Sheppard, L. The Denver Aerosol Sources and Health (DASH) study: Overview and early findings. Atmospheric Environment, 43: 1666-1673, 2009.
• Wiedinmyer, Christine; Bowers, Robert M; Fierer, Noah; Horanyi, Eszter; Hannigan, Michael; Hallar, Gannet A; McCubbin, Ian; Baustian, Kelly. The contribution of biological particles to observed particulate organic carbon at a remote high altitude site. Atmospheric Environment, 43: 4278-4282, 2009.

2008

• Kleeman, Mchael J; Robert, Michael A; Riddle, Sarah G; Fine, Philip M; Hays, Michael D; Schauer, James J; Hannigan, Michael P. Size Distribution of trace organic species emitted from biomass combustion and meat charbroiling. Atmospheric Environment, 42: 3059-3075, 2008.
• Landreman, Amy Prasch; Shafer, Martin M; Hemming, Jocelyn C; Hannigan, Michael P; Schauer, James J. A Macrophage-Based Method for the Assessment of the Reactive Oxygen Species (ROS) Acitivity of Atmospheric Particulate Matter (PM) and Application to Routine (Daily-24 h) Aerosol Monitoring Studies. Aerosol Science and Technology, 42(11): 946-957, 2008.
• Riddle, Sarah G; Robert, Michael A; Jakober, Chris A; Hannigan, Michael P; Kleeman, Michael J. Size-Resolved Source Apportionment of Airborne Particle Mass in a Roadside Environment.Environmental Science & Technology, 42: 6580-6586, 2008.
• Zhang, Yuanxun; Shauer, James J; Shafer, Martin M; Hannigan, Michael P; Dutton, Steven J. Source Apportionment of in Vitro Reactive Oxygen Species Bioassay Activity from Atmospheric Particulate Matter. Environmental Science & Technology, 42: 7502-7509, 2008.

2007

• Riddle, Sarah G; Robert, Michael A; Jakober, Chris A; Hannigan, Micael P; Kleeman, Michael J. Size Distribution of Trace Organic Species Emitted from Heavy-Duty Diesel Vehicles. Environmental Science & Technology, 41: 1962-1969, 2007.
• Riddle, Sarah G; Robert, Michael A; Jakober, Chris A; Hannigan, Michael P; Kleeman, Michael J. Size Distribution of Trace Organic Species Emitted from Light-Duty Gasoline Vehicles. Environmental Science & Technology, 41: 7464-7471, 2007.

2006

• Brinkman, Gregory; Vance, Gary; Hannigan, Michael; Milford, Jana B. Use of Synthetic Data to Evaluate Positive Matrix Factorization as a Source Apportionment Tool for PM_2.5 Exposure Data. Environmental Science & Technology, 40: 1892-1901, 2006.

2005

• Barth, Mary; McFadden, Joseph P; Sun, Jielun; Widinmyer, Christine; Chuang, Patrick; Collins, Don; Griffin, Robert; Hannigan, Michael; Karl, Thomas; Kim, Si-Wan; Lasher-Trapp, Sonia; Levis, Samuel; Litvak, Marcy; Mahowald, Natalie; Moore, Katharine; Nandi, Sreela; Nemitz, Eiko; Nenes, Athanasios; Potosnak, Mark; Raymond, Timothy M; Smith, James; Still, Christopher; Stroud, Craig. Coupling between Land Ecosystems and the Atmospheric Hydrologic Cycle through Biogenic Aerosol Pathways. Bulletin of the American Meteorological Society, 86: 1738-1742, 2005.
• Hannigan, Michael P; Busby, William F Jr.; Cass, Glen R. Source Contributions to the Mutagenicity of Urban Particulate Air Pollution. Journal of the Air & Waste Management Association, 55(4): 399-410, 2005.

2004

• Moore, Katharine F; Sherman, D Eli; Reilly, Jill E; Hannigan, Michael P; Lee, Taehyoung, Collett, Jeffrey L Jr. Drop size-dependent chemical composition of clouds and fogs. Part II: Relevance to interpreting the aerosol/trace gas/fog system. Atmospheric Environment, 38: 1403-1415, 2004.

2002

• Brown, Steven; Herckes, Pierre; Ashbaugh, Lowell; Hannigan, Michael P; Kreidenweis, Sonia M; Collett, Jeffrey L Jr. Characterization of organic aerosol in Big Bend National Park, Texas. Atmospheric Environment, 36: 5807-5818, 2002.
• Herckes, Pierre; Hannigan, Michael P; Trenary, Laurie; Lee, Taehyoung; Collett, Jeffrey L Jr. Organic compounds in radiation fogs in Davis (California). Atmospheric Environment, 64: 99-108, 2002.

 2001

• Collett, Jeffrey L Jr.; Sherman, D Eli; Moore, Katharine F; Hannigan, Michael P; Lee, Taehyoung. Aerosol Particle Processing and Removal by Fogs: Observations in Chemically Heterogeneous Central California Radiation Fogs. Water, Air, and Soil Pollution: Focus, 1: 303-312, 2001.
• Dutton, Steven J; Hannigan, Michael P; Miller, Shelly L. Indoor Pollutant Levels from the Use of Unvented Natural Gas Fireplaces in Boulder, Colorado. Journal of the Air & Waste Management Assocation, 51(12): 1654-1661, 2001.

2000

• Christoforou, Christos S; Salmon, Lynn G; Hannigan, Michael P; Soloman, Paul A; Cass, Glen R. Trends in Fine Particle Concentration and Chemical Composition in Southern California. Journal of the Air & Waste Management Association, 50(1): 43-53, 2000.

1990's

• Hannigan, MP; Cass, GR; Penman, BW; Crespi, CL; Lafleur, AL; Busby, WF Jr.; Thilly, WG. Bioassay-Directed Chemical Analysis of Los Angeles Airborne Particulate Matter Using a Human Cell Mutagenicity Assay. Environmental Science & Technology, 32: 3502-3514 (1998).
• Hannigan, MP; Cass, GR; Penman, BW; Crespi, CL; Lafleur, AL; Busby, WF; Thilly, WG. Human Cell Mutagens in Los Angeles Air. Environmental Science & Technology, 31: 438-447 (1997). 
• Hannigan, MP; Cass, GR; Lafleur, AL; Busby, WF; Thilly, WG. Seasonal and Spatial Variation of the Bacterial Mutagenicity of Fine Organic Aerosol in Southern California. Environmental Health Perspectives, 104: 428-436 (1996). 
• Hannigan, MP; Cass, GR; Lafleur, AL; Longwell, JP; Thilly, WG. Bacterial Mutagenicity of Urban Organic Aerosol Sources in Comparison to Atmospheric Samples. Environmental Science & Technology, 28: 2014-2024 (1994).
• Harley, Robert A; Hannigan, Michael P; Cass, Glen R. Respeciation of Organic Gas Emissions and teh Detection of Excess Unburned Gasoline in the Atmosphere. Environmental Science & Technology, 26(12): 2395-2408, 1992.