Pourya Shahpoury, Ph.D.

Image Pourya Shahpoury
Research Scientist - Aerosol chemistry and health

Current research and/or projects

Conducting field and laboratory measurements to study the inhalation toxicity of organic and inorganic air pollutants

  • Oxidative potential of fine and ultrafine aerosol particles from the National Air Pollution Surveillance network
  • Effects of emission sources and atmospheric processes on environmental cycling and toxicity of air pollutants  
  • Development of new methods for characterization of redox-active species and soot particles in ambient air



Professional activities / interests

Collaborating with colleagues at universities and research institutes in Canada and Europe

Organizing and co-chairing sessions at international conferences on environmental chemistry and aerosol science

Mentoring and supervising students performing laboratory and data analysis

Acting as reviewer for international scientific journals

Education and awards

Ph.D. Chemistry - Department of Chemistry, University of Otago, New Zealand (2012)

- Natural Sciences and Engineering Research Council of Canada - Visiting Fellowship 

- Max Planck Society - Postdoctoral Fellowship 

- University of Otago - Ph.D. Scholarship

International experience and/or work

Research Scientist – Max Planck Institute for Chemistry, Mainz, Germany (2013-2017)

Visiting Scientist, Norwegian University of Life Sciences, Ås, Norway (2016)

Visiting Scientist, Research Center for Toxic Compounds in the Environment, Brno, Czech Republic (2014) 

Key publications

  • Shahpoury, P., Zhang, Z.W., Arangio, A., Celo, V., Dabek-Zlotorzynska, E., Harner, T., Nenes, A.: The influence of chemical composition, aerosol acidity, and metal dissolution on oxidative potential of fine particulate matter and redox potential of the lung lining fluid, Environment International, 148, 106343, 2021.
  • Liu, Q., Shahpoury, P., Liggio, J., Harner, T., Li, K., Lee, P., Li, S-M.: “Understanding the key role of atmospheric processing in determining the oxidative potential of airborne engineered nanoparticles”, Environmental Science and Technology Letters, 7, 7-13, 2020.
  • Kitanovski, Z., Shahpoury, P., Samara, C., Voliotis, A., and Lammel, G.: “Composition and mass size distribution of nitrated and oxygenated aromatic compounds in ambient particulate matter from southern and central Europe – implications for origin”, Atmospheric Chemistry and Physics, 20, 2471–2487, 2020.
  • Shahpoury, P., Harner, T., Lammel, G., Lelieveld, S., Tong, H., Wilson, J.: Development of an antioxidant assay to study oxidative potential of airborne particulate matter, Atmospheric Measurement Techniques, https://doi.org/10.5194/amt-2019-220, in press, 2019

  • Shahpoury, P., Kitanovski, Z., Lammel, G.: “Snow scavenging and phase partitioning of nitrated and oxygenated aromatic hydrocarbons in polluted and remote environments in central Europe and European Arctic”, Atmospheric Chemistry and Physics, in press, 2017-1242, 2018.
  • Lammel, G., Mulder, M. D., Shahpoury, P., Kukučka, P., Lišková, H., Přibylová, P., Prokeš, R., Wotawa, G.: “Nitro-polycyclic aromatic hydrocarbons – gas-particle partitioning, mass size distribution, and formation along transport in marine and continental background air”, Atmospheric Chemistry & Physics 17, 6257-6270, 2017.
  • Shahpoury, P., Lammel, G., Albinet, A., Sofuoǧlu, A., Dumanoğlu, Y., Sofuoǧlu, S.C., Wagner, Z., Zdimal, V.: “Evaluation of a conceptual model for gas-particle partitioning of polycyclic aromatic hydrocarbons using poly-parameter linear free energy relationships”, Environmental Science & Technology 50, 12312–12319, 2016.
  • Tomaz, S., Shahpoury, P., Jaffrezo, J.L., Lammel, G., Perraudin, E., Villenave, E., Albinet, A.: “One-year study of polycyclic aromatic compounds at an urban site in Grenoble (France): seasonal variations, gas/particle partitioning and cancer risk estimation”, Science of The Total Environment 565, 1071-1083, 2016. 
  • Shahpoury, P., Lammel, G., Holubová Šmejkalová, A., Klánová, J., Přibylová, P., and Váňa, M.: “Polycyclic aromatic hydrocarbons, polychlorinated biphenyls, and chlorinated pesticides in background air in central Europe – investigating parameters affecting wet scavenging of polycyclic aromatic hydrocarbons”, Atmospheric Chemistry & Physics 15, 1795-1805, 2015.

Research facility

4905 Dufferin Street
Toronto, ON M3H 5T4


Max Planck Institute for Chemistry, Mainz, Germany

German Association for Aerosol Research (European Aerosol Assembly)

American Association for Aerosol Research