Publications

Submitted

  1. 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 Pollution, (2020), in review.

2020

  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.

2019

  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.

2018

  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.