(members of iREACH group denoted in bold)


  1. K. Barkjohn, A. Clements, C. Mocka, C. Barrett, A. Bittner, W. Champion, B. Gantt, E. Good, A. Holder, B. Hillis, M. Landis, M. Kumar, M. MacDonald, E. Thoma, T. Dye, J.-M. Archer, M. Bergin, W. Mui, B. Feenstra, M. Ogletree, C. Chester-Schroeder, N. Zimmerman, “Air Quality Sensor Experts Convene: Current Quality Assurance Considerations for Credible Data”
    ACS ES&T Air, (2024), in review.


  1. S. Bhandari, D. de Ferreyro Monticelli, K. Xie, A. Ramkairsingh, R. Maher, A. Eykelbosh, S. Henderson, N. Zimmerman, A. Giang, “Odor, Air Quality, and Well-Being: Understanding the Urban Smellscape Using Crowd-sourced Science”
    Environmental Research: Health, (2024), accepted.
  2. S. Jain, N. Zimmerman, “Exploration of intra-city and inter-city PM2.5 regional models to improve low-cost sensor performance”
    Journal of Aerosol Science (2024), 177, 106335.
  3. S. Jain, R. Gardner-Frolick, N. Martinussen, D. Jackson, A. Giang, N. Zimmerman, “Identification of Neighbourhood Hotspots via the Cumulative Hazard Index: Results from a Community-Partnered Low-cost Sensor Deployment”
    GeoHealth, (2024), 8 (2), e2023GH000935.


  1. S. Jain, A. A. Presto, N. Zimmerman, “Using Spatio-temporal Prediction Models to Quantify PM2.5 Exposure due to Daily Movement”
    Environmental Science: Atmospheres, (2023), 3, 1665-1677.
  2. M. Chakraborty, A. Giang, N. Zimmerman, “Performance evaluation of portable dual-spot micro-aethalometers for source identification of black carbon aerosols: application to wildfire smoke and traffic emissions in the Pacific Northwest”
    Atmospheric Measurement Techniques, (2023), 16(9), 2333-2352.
  3. C. Kelly, J. Fawkes, R. Habermehl, D. de Ferreyro Monticelli, N. Zimmerman, “PLUME Dashboard: A free and open-source mobile air quality monitoring dashboard”
    Environmental Modelling & Software
    , (2023), 160, 105600.


  1. J. Lee, S. V. Dhulipala, N. Zimmerman, M. Weimer, M. Wright, S.N. Rogak, “The effect of air purifiers on aerosol dispersion and removal in multi-patient hospital rooms”
    Indoor Air
    , (2022), 32 (10), e13110.
  2. D. de Ferreyro Monticelli, S. Bhandari, A. Eykelbosh, S.B. Henderson, A. Giang, N. Zimmerman, “Cannabis Cultivation Facilities: A Review of their Air Quality Impacts from the Occupational to Community Scale”
    Environmental Science & Technology, (2022), 56 (5), 2880–2896.
  3. N. Zimmerman, “Tutorial: Guidelines for Implementing Low-Cost Sensor Networks for Aerosol Monitoring”
    Journal of Aerosol Science
    , (2022), 159, 105872.


  1. R. Song, A.A. Presto, P. Saha, N. Zimmerman, A.A. Ellis, R. Subramanian, “Spatial variations in urban air pollution: Impacts of diesel bus traffic and restaurant cooking at small scales”
    Air Quality, Atmosphere & Health
    , (2021), 14, 2059–2072.
  2. P. D. M. Nguyen, N. Martinussen, G. Mallach, G. Ebrahimi, K. Jones, N. Zimmerman, S. B. Henderson, “Using low-cost sensors to assess fine particulate matter infiltration (PM2.5) during a wildfire smoke episode at a large inpatient healthcare facility”
    International Journal of Environmental Research and Public Health, (2021), 18 (18), 9811.
  3. A. Eykelbosh, R. Maher, D. Monticelli, A. Ramkairsingh, S. Henderson, A. Giang, N. Zimmerman, “Elucidating the community health impacts of odours using citizen science and mobile monitoring
    Environmental Health Review
    , (2021), 64 (2), 24-27.
  4. S. Jain, A.A. Presto, N. Zimmerman, “Spatial modelling of PM2.5, NO2 and CO concentrations measured by a low-cost sensor network: Comparison of linear, machine learning, and hybrid land use models”
    Environmental Science & Technology
    , (2021), 55 (13), 8631-8641.
  5. B. Liu and N. Zimmerman, “Fleet-based vehicle emission factors using low-cost sensors: Case study in parking garages
    Transportation Research D: Transport and Environment
    , (2021), 91,102635.
  6. Z. Le Hong and N. Zimmerman, “Air Quality and Greenhouse Gas Implications of Connected and Autonomous Vehicle Diffusion Scenarios“,
    Transportation Research D: Transport and Environment
    , (2021), 90, 102676.


  1. N. Zimmerman, H.Z. Li, A.A. Ellis, A. Hauryliuk, E.S. Robinson, P. Gu, R. Shah, Q. Ye, L. Snell, R. Subramanian, A.L. Robinson, J.S. Apte, A.A. Presto, “Improving Correlations between Land Use and Air Pollutant Concentrations Using Wavelet Analysis: Insights from a Low-cost Sensor Network
    Aerosol and Air Quality Research
    , 20 (2020), 314-328.


  1. C. Malings, R. Tanzer, A. Hauryliuk, S.P.N. Kumar, N. Zimmerman, L.B. Kara, A.A. Presto, R. Subramanian, “Development of a General Calibration Model and Long-Term Performance Evaluation of Low-Cost Sensors for Gas Monitoring with RAMPs”
    Atmospheric Measurement Techniques, 12 (2019) 903-920. 
  2. H.Z. Li, P. Gu, Q. Ye, N. Zimmerman, E.S. Robinson, R. Subramanian, J.S. Apte, A.L. Robinson, A. A Presto, “Spatially dense air pollutant sampling: Implications of spatial variability on the representativeness of stationary air pollutant monitors”
    Atmospheric Environment: X, 2 (2019) 100012.
  3. P.K. Saha, N. Zimmerman, C. Malings, A. Hauryliuk, H.Z. Li, L. Snell, R. Subramanian, E. Lipsky, J.S. Apte, A.L. Robinson, A.A. Presto, “Quantifying High-resolution Spatial Variations and Local Source Impacts of Urban Ultrafine Particle Concentration”
    Science of the Total Environment, 655 (2019) 473-481.
  4. N. Zimmerman, P. Pant, C.-H. Jeong, J.M. Delgado-Saborit, J.S. Wallace, G.J. Evans, J.R. Brook, K. J. Pollitt, “Carbonaceous aerosol sampling of gasoline direct injection engine exhaust with an integrated organic gas and particle sampler”
    Science of the Total Environment, 652 (2019) 1261-1269.


  1. M. Omara, N. Zimmerman, M. R. Sullivan, X. Li, A.A. Ellis, R. Cesa, R. Subramanian, A.A. Presto, A.L. Robinson, “Marginally economic wells dominate methane emissions from U.S. natural gas production”
    Environmental Science & Technology, 52 (2018) 12915-12925.
  2. P.K. Saha, E.S. Robinson, R.U. Shah, N. Zimmerman, J.S. Apte, A.L. Robinson, A.A. Presto, “Reduced Ultrafine Particle Concentration in Urban Air: Changes in Nucleation and Anthropogenic Emissions”
    Environmental Science & Technology, 52 (2018) 6798-6806. 
  3. J.M. Wang, C.H. Jeong, N. Zimmerman, R. M. Healy, G.J. Evans, “Real World Vehicle Fleet Emission Factors: Seasonal and Diurnal Trends in Traffic Related Air Pollutants”
    Atmospheric Environment, 184 (2018) 77-86. 
  4. C.L. Maikawa, N. Zimmerman, M. Ramos, M. Shah, J. S. Wallace, K. J. Godri Pollitt, “Comparison of airway responses induced in a mouse model by the gas and particulate fractions of gasoline direct injection engine exhaust”
    International Journal of Environmental Research and Public Health, 15 (2018) 429.   
  5. N. Zimmerman, A.A. Presto, S.P.N. Kumar, J. Gu, A. Hauryliuk, E.S. Robinson, A.L. Robinson, R. Subramanian, “A machine learning calibration model using random forests to improve sensor performance for lower-cost air quality monitoring”
    Atmospheric Measurement Techniques, 11 (2018) 291-313.  (Highlight Article)   

Prior to UBC

  1. J.M. Wang, C.-H. Jeong, N. Zimmerman, R. Healy, N. Hilker, G.J. Evans, “Real-World Emission of Particles from Vehicles: Volatility and the Effects of Ambient Temperature”
    Environmental Science & Technology, 51 (2017) 4081-4090. 
  2. N. Zimmerman, J. M. Wang, C.-H. Jeong, J.S. Wallace, G.J. Evans, “Assessing the climate trade-offs of gasoline direct injection engines
    Environmental Science & Technology
    , 50 (2016) 8385-8392. 
  3. C.L. Maikawa, N. Zimmerman, K. Rais, M. Shah, B. Hawley, P. Pant, C.-H. Jeong, J.M. Delgado-Saborit, J. Volkens, G.J. Evans, J.S. Wallace, K.J. Godri Pollitt, “Murine precision-cut lung slices exhibit acute responses following exposure to gasoline direct injection engine emissions”
    Science of the Total Environment, 568 (2016) 1102-1109. 
  4. N. Zimmerman, J.M. Wang, C.-H. Jeong, N. Hilker, R.M. Healy, K. Sabaliauskas, J.S. Wallace, G.J. Evans, “Field measurement of gasoline direct injection emission factors: spatial and seasonal variability”
    Environmental Science & Technology, 50 (2016) 2035-2043. 
  5. R.M. Healy, J.M. Wang, C.-H. Jeong, A.K.Y. Lee, M.D. Willis, E. Jaroudi, N. Zimmerman, N. Hilker, M. Murphy, S. Eckhardt, A. Stohl, J.P.D. Abbatt, J.C. Wenger, G.J. Evans, “Light-absorbing properties of ambient black carbon and brown carbon from fossil fuel and biomass burning sources”
    Journal of Geophysical Research: Atmospheres, 120 (2015) 6619-6633. 
  6. J.M. Wang, C.-H. Jeong, N. Zimmerman, R. Healy, D.K. Wang, F. Ku, G.J. Evans, “Plume-based analysis of vehicle fleet air pollutant emissions and the contribution of high emitters”
    Atmospheric Measurement Techniques, 8 (2015) 3263-3275.   
  7. N. Zimmerman, C.-H. Jeong, J.M. Wang, M. Ramos, J.S. Wallace, G.J. Evans, “A source-independent empirical correction procedure for the fast mobility and engine exhaust particle sizers
    Atmospheric Environment
    , 100 (2015) 178-184. 
  8. N. Zimmerman, K.J. Godri Pollitt, C.-H. Jeong, J.M. Wang, T. Jung, J.M. Cooper, J.S. Wallace, G.J. Evans, “Comparison of three nanoparticle sizing instruments: the influence of particle morphology
    Atmospheric Environment
    , 86 (2014) 140-147. 
  9. W.S. Epling, A. Yezerets, N. Currier, H.S. Hess, H.-Y. Chen, A. Russell, M. Venkov, N. Zimmerman, “Spatially-Resolved Thermal Degradation Induced Temperature Pattern Changes along a Commercial Lean NOx Trap Catalyst
    SAE International Journal of Fuels and Lubricants, 3 (2010) 723-732.