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Dr. J. (Jules) Kerckhoffs

Junior Assistant Professor 
Veterinary Medicine
Department Population Health Sciences
Institute for Risk Assessment Sciences (IRAS)
Institute for Risk Assessment Sciences (IRAS)
Nieuw Gildestein
Bolognalaan 50 / Yalelaan 2 50
Kamer 363
3584 CJ Utrecht

Dr. J. (Jules) Kerckhoffs

Junior Assistant Professor
Institute for Risk Assessment Sciences (IRAS)
+31 6 39 516 439
j.kerckhoffs@uu.nl
Profile Publications Teaching Contact
Profile Publications Teaching Contact
Areas of expertise
Skills

Publications

2025

Scholarly publications

Sartelet, K., Kerckhoffs, J., Athanasopoulou, E., Lugon, L., Vasilescu, J., Zhong, J., Hoek, G., Joly, C., Park, S.-J., Talianu, C., van den Elshout, S., Dugay, F., Gerasopoulos, E., Ilie, A., Kim, Y., Nicolae, D., Harrison, R. M., & Petäjä, T. (2025). Air pollution mapping and variability over five European cities. Environment International. https://doi.org/10.1016/j.envint.2025.109474
Bouma, F., Hoek, G., Koppelman, G. H., Vonk, J. M., Janssen, N. A., van Ratingen, S., Hendricx, W., Wesseling, J., Kerckhoffs, J., Vermeulen, R., de Hoogh, K., & Gehring, U. (2025). Comparison of air pollution exposure assessment methods and the association with children's respiratory health. Environment International, 198, Article 109407. https://doi.org/10.1016/j.envint.2025.109407
https://research-portal.uu.nl/ws/files/260897631/1-s2.0-S0160412025001588-main.pdf
Fry, J. L., Ooms, P., Krol, M., Kerckhoffs, J., Vermeulen, R., Wesseling, J., & van den Elshout, S. (2025). Effect of street trees on local air pollutant concentrations (NO2, BC, UFP, PM2.5) in Rotterdam, the Netherlands. Environmental Science: Atmospheres, 5(3), 394-404. https://doi.org/10.1039/d4ea00157e
https://research-portal.uu.nl/ws/files/259279613/d4ea00157e_1_.pdf
Sonnenschein, T., Yuan, Z., Khan, J., Kerckhoffs, J., Vermeulen, R., & Scheider, S. (2025). Hybrid Cellular Automata-based Air Pollution Model for Traffic Scenario Microsimulations. Environmental Modelling and Software, 186, Article 106356. https://doi.org/10.1016/j.envsoft.2025.106356
https://research-portal.uu.nl/ws/files/255626222/1-s2.0-S1364815225000404-main.pdf
Tian, T., Helbich, M., Yuan, Z., Vermeulen, R., Hoek, G., & Kerckhoffs, J. (2025). Assessing the role of spatial aggregation schemes with varying campaign durations of mobile measurements on land use regression models for estimating nitrogen dioxide. Environmental Pollution, 368, Article 125689. https://doi.org/10.1016/j.envpol.2025.125689
https://research-portal.uu.nl/ws/files/251864131/1-s2.0-S0269749125000624-main.pdf
Bergmann, M. L., Taghavi Shahri, S. M., Tayebi, S., Kerckhoffs, J., Cole-Hunter, T., Hoek, G., Lim, Y. H., Massling, A., Vermeulen, R., Loft, S., Andersen, Z. J., & Amini, H. (2025). Spatial and temporal variation of façade-level particle number concentrations using portable monitors in Copenhagen, Denmark. Environmental Pollution, 365, Article 125398. https://doi.org/10.1016/j.envpol.2024.125398
https://research-portal.uu.nl/ws/files/247374040/1-s2.0-S0269749124021158-main.pdf

2024

Scholarly publications

Vachon, J., Kerckhoffs, J., Buteau, S., & Smargiassi, A. (2024). Do Machine Learning Methods Improve Prediction of Ambient Air Pollutants with High Spatial Contrast? A Systematic Review. Environmental Research, 262(Pt 2), Article 119751. https://doi.org/10.1016/j.envres.2024.119751
https://research-portal.uu.nl/ws/files/240651270/1-s2.0-S0013935124016566-main.pdf
Yuan, Z., Kerckhoffs, J., Li, H., Khan, J., Hoek, G., & Vermeulen, R. (2024). Hyperlocal Air Pollution Mapping: A Scalable Transfer Learning LUR Approach for Mobile Monitoring. Environmental Science & Technology, 58(32), 14372-14383. https://doi.org/10.1021/acs.est.4c06144
https://research-portal.uu.nl/ws/files/235745567/yuan-et-al-2024-hyperlocal-air-pollution-mapping-a-scalable-transfer-learning-lur-approach-for-mobile-monitoring.pdf
Amini, H., Bergmann, M. L., Taghavi Shahri, S. M., Tayebi, S., Cole-Hunter, T., Kerckhoffs, J., Khan, J., Meliefste, K., Lim, Y.-H., Mortensen, L. H., Hertel, O., Reeh, R., Gaarde Nielsen, C., Loft, S., Vermeulen, R., Andersen, Z. J., & Schwartz, J. (2024). Harnessing AI to unmask Copenhagen's invisible air pollutants: A study on three ultrafine particle metrics. Environmental pollution (Barking, Essex : 1987), 346, Article 123664. https://doi.org/10.1016/j.envpol.2024.123664
https://dspace.library.uu.nl/bitstream/handle/1874/436998/1-s2.0-S0269749124003786-main.pdf?sequence=1
Hewitt, B. C., Smit, L. A. M., Kersen, W. V., Wouters, I. M., Heederik, D. J. J., Kerckhoffs, J., Hoek, G., & Rooij, M. M. T. D. (2024). Residential exposure to microbial emissions from livestock farms: Implementation and evaluation of land use regression and random forest spatial models. Environmental Pollution, 346, 123590. Article 123590. https://doi.org/10.1016/j.envpol.2024.123590
https://dspace.library.uu.nl/bitstream/handle/1874/436875/1-s2.0-S026974912400304X-main.pdf?sequence=1
Yuan, Z., Shen, Y., Hoek, G., Vermeulen, R., & Kerckhoffs, J. (2024). LUR modeling of long-term average hourly concentrations of NO2 using hyperlocal mobile monitoring data. Science of the Total Environment, 922, Article 171251. https://doi.org/10.1016/j.scitotenv.2024.171251
https://dspace.library.uu.nl/bitstream/handle/1874/436823/1-s2.0-S0048969724013901-main.pdf?sequence=1
Kerckhoffs, J., Hoek, G., & Vermeulen, R. (2024). Mobile monitoring of air pollutants; performance evaluation of a mixed-model land use regression framework in relation to the number of drive days. Environmental Research, 240(Part 2), 1-5. Article 117457. https://doi.org/10.1016/j.envres.2023.117457
https://dspace.library.uu.nl/bitstream/handle/1874/433028/1-s2.0-S0013935123022612-main.pdf?sequence=1

2023

Scholarly publications

Yuan, Z., Kerckhoffs, J., Shen, Y., de Hoogh, K., Hoek, G., & Vermeulen, R. (2023). Integrating large-scale stationary and local mobile measurements to estimate hyperlocal long-term air pollution using transfer learning methods. Environmental Research, 228, Article 115836. https://doi.org/10.1016/j.envres.2023.115836
https://dspace.library.uu.nl/bitstream/handle/1874/429154/1_s2.0_S001393512300628X_main.pdf?sequence=1
Bouma, F., Janssen, N. A., Wesseling, J., van Ratingen, S., Strak, M., Kerckhoffs, J., Gehring, U., Hendricx, W., de Hoogh, K., Vermeulen, R., & Hoek, G. (2023). Long-term exposure to ultrafine particles and natural and cause-specific mortality. Environment international, 175, Article 107960. https://doi.org/10.1016/j.envint.2023.107960
https://dspace.library.uu.nl/bitstream/handle/1874/428553/1_s2.0_S0160412023002337_main.pdf?sequence=1
Bouma, F., Hoek, G., Koppelman, G. H., Vonk, J. M., Kerckhoffs, J., Vermeulen, R., & Gehring, U. (2023). Exposure to ambient ultrafine particles and allergic sensitization in children up to 16 years. Environmental Research, 219, Article 115102. https://doi.org/10.1016/j.envres.2022.115102
https://dspace.library.uu.nl/bitstream/handle/1874/426759/1_s2.0_S001393512202429X_main.pdf?sequence=1

2022

Scholarly publications

Yuan, Z., Kerckhoffs, J., Hoek, G., & Vermeulen, R. (2022). A Knowledge Transfer Approach to Map Long-Term Concentrations of Hyperlocal Air Pollution from Short-Term Mobile Measurements. Environmental Science & Technology, 56(19), 13820–13828. https://doi.org/10.1021/acs.est.2c05036
https://dspace.library.uu.nl/bitstream/handle/1874/425205/acs.est.2c05036.pdf?sequence=1
Yu, Z., Koppelman, G. H., Boer, J. M. A., Hoek, G., Kerckhoffs, J., Vonk, J. M., Vermeulen, R., & Gehring, U. (2022). Ambient ultrafine particles and asthma onset until age 20: The PIAMA birth cohort. Environmental Research, 214(Part 1), Article 113770. https://doi.org/10.1016/j.envres.2022.113770
https://dspace.library.uu.nl/bitstream/handle/1874/424780/1_s2.0_S0013935122010970_main.pdf?sequence=1
Kerckhoffs, J., Khan, J., Hoek, G., Yuan, Z., Hertel, O., Ketzel, M., Jensen, S. S., Al Hasan, F., Meliefste, K., & Vermeulen, R. (2022). Hyperlocal variation of nitrogen dioxide, black carbon, and ultrafine particles measured with Google Street View cars in Amsterdam and Copenhagen. Environment International, 170, 1-11. Article 107575. https://doi.org/10.1016/j.envint.2022.107575
https://dspace.library.uu.nl/bitstream/handle/1874/424485/1_s2.0_S0160412022005025_main.pdf?sequence=1
Kerckhoffs, J., Khan, J., Hoek, G., Yuan, Z., Ellermann, T., Hertel, O., Ketzel, M., Jensen, S. S., Meliefste, K., & Vermeulen, R. (2022). Mixed-Effects Modeling Framework for Amsterdam and Copenhagen for Outdoor NO2 Concentrations Using Measurements Sampled with Google Street View Cars. Environmental Science & Technology, 56(11), 7174-7184. https://doi.org/10.1021/acs.est.1c05806
https://dspace.library.uu.nl/bitstream/handle/1874/421903/acs.est.1c05806.pdf?sequence=1
Ronkainen, J., Nedelec, R., Atehortua, A., Balkhiyarova, Z., Cascarano, A., Ngoc Dang, V., Elhakeem, A., van Enckevort, E., Goncalves Soares, A., Haakma, S., Halonen, M., Heil, K. F., Heiskala, A., Hyde, E., Jacquemin, B., Keikkala, E., Kerckhoffs, J., Klåvus, A., Kopinska, J. A., ... Sebert, S. (2022). LongITools: Dynamic longitudinal exposome trajectories in cardiovascular and metabolic noncommunicable diseases. Environmental Epidemiology, 6(1), 1-12. Article e184. https://doi.org/10.1097/EE9.0000000000000184
https://dspace.library.uu.nl/bitstream/handle/1874/419761/LongITools_Dynamic_longitudinal_exposome.6.pdf?sequence=1
Beulens, J. W. J., Pinho, M. G. M., Abreu, T. C., den Braver, N. R., Lam, T. M., Huss, A., Vlaanderen, J., Sonnenschein, T., Siddiqui, N. Z., Yuan, Z., Kerckhoffs, J., Zhernakova, A., Brandao Gois, M. F., & Vermeulen, R. C. H. (2022). Environmental risk factors of type 2 diabetes-an exposome approach. Diabetologia, 65(2), 263-274. https://doi.org/10.1007/s00125-021-05618-w
https://dspace.library.uu.nl/bitstream/handle/1874/416199/Beulens2022_Article_EnvironmentalRiskFactorsOfType.pdf?sequence=1

2021

Scholarly publications

Kerckhoffs, J. (2021). Mapping Air Pollution with Mobile Monitoring. [Doctoral thesis 1 (Research UU / Graduation UU), Universiteit Utrecht]. Utrecht University. https://doi.org/10.33540/790
https://dspace.library.uu.nl/bitstream/handle/1874/415751/mapping%20air%20pollution%20with%20mobile%20monitoring%20-%20jules%20kerckhoffs%20-%2061e151f961e7f.pdf?sequence=1
Yu, Z., Koppelman, G. H., Hoek, G., Kerckhoffs, J., Vonk, J. M., Vermeulen, R., & Gehring, U. (2021). Ultrafine particles, particle components and lung function at age 16 years: The PIAMA birth cohort study. Environment International, 157, 1-8. Article 106792. https://doi.org/10.1016/j.envint.2021.106792
https://dspace.library.uu.nl/bitstream/handle/1874/413821/1_s2.0_S0160412021004177_main.pdf?sequence=1
Kerckhoffs, J., Hoek, G., Gehring, U., & Vermeulen, R. (2021). Modelling nationwide spatial variation of ultrafine particles based on mobile monitoring. Environment International, 154, Article 106569. https://doi.org/10.1016/j.envint.2021.106569
https://dspace.library.uu.nl/bitstream/handle/1874/412530/1_s2.0_S016041202100194X_main.pdf?sequence=1
Beek, E. V. D., Kerckhoffs, J., Hoek, G., Sterk, G., Meliefste, K., Gehring, U., & Vermeulen, R. (2021). Spatial and Spatiotemporal Variability of Regional Background Ultrafine Particle Concentrations in the Netherlands. Environmental Science & Technology, 55(2), 1067-1075. https://doi.org/10.1021/acs.est.0c06806
https://dspace.library.uu.nl/bitstream/handle/1874/412529/acs.est.0c06806.pdf?sequence=1

2019

Scholarly publications

Kerckhoffs, J., Hoek, G., Portengen, L., Brunekreef, B., & Vermeulen, R. C. H. (2019). Performance of Prediction Algorithms for Modeling Outdoor Air Pollution Spatial Surfaces. Environmental Science and Technology, 53(3), 1413-1421. https://doi.org/10.1021/acs.est.8b06038
https://dspace.library.uu.nl/bitstream/handle/1874/377974/Performance.pdf?sequence=1

2018

Scholarly publications

Chen, J., Hoogh, K. D., Strak, M., Kerckhoffs, J., Vermeulen, R., Brunekreef, B., & Hoek, G. (2018). OP III – 4 Exposure assessment models for no2 and pm2.5 in the elapse study: a comparison of supervised linear regression and machine learning approaches. https://doi.org/10.1136/oemed-2018-iseeabstracts.14
Downward, G. S., van Nunen, E. J. H. M., Kerckhoffs, J., Vineis, P., Brunekreef, B., Boer, J. M. A., Messier, K. P., Roy, A., Verschuren, W. M. M., van der Schouw, Y. T., Sluijs, I., Gulliver, J., Hoek, G., & Vermeulen, R. (2018). Long-Term Exposure to Ultrafine Particles and Incidence of Cardiovascular and Cerebrovascular Disease in a Prospective Study of a Dutch Cohort. Environmental Health Perspectives, 126(12), Article 127007. https://doi.org/10.1289/EHP3047
https://dspace.library.uu.nl/bitstream/handle/1874/375464/EHP3047.pdf?sequence=1
Messier, K. P., Chambliss, S. E., Gani, S., Alvarez, R., Brauer, M., Choi, J. J., Hamburg, S. P., Kerckhoffs, J., Lafranchi, B., Lunden, M. M., Marshall, J. D., Portier, C. J., Roy, A., Szpiro, A. A., Vermeulen, R. C. H., & Apte, J. S. (2018). Mapping Air Pollution with Google Street View Cars: Efficient Approaches with Mobile Monitoring and Land Use Regression. Environmental Science and Technology, 52(21), 12563-12572. https://doi.org/10.1021/acs.est.8b03395
https://dspace.library.uu.nl/bitstream/handle/1874/376602/messier.pdf?sequence=1

2017

Scholarly publications

Kerckhoffs, J., Hoek, G., Vlaanderen, J., van Nunen, E., Messier, K. P., Brunekreef, B., Gulliver, J., & Vermeulen, R. (2017). Robustness of intra urban land-use regression models for ultrafine particles and black carbon based on mobile monitoring. Environmental Research, 159, 500-508. https://doi.org/10.1016/j.envres.2017.08.040
https://dspace.library.uu.nl/bitstream/handle/1874/359790/1_s2.0_S0013935117310186_main.pdf?sequence=1

2016

Scholarly publications

Kerckhoffs, J., Hoek, G., Messier, K. P., Brunekreef, B., Meliefste, K., Klompmaker, J. O., & Vermeulen, R. (2016). Comparison of Ultrafine Particle and Black Carbon Concentration Predictions from a Mobile and Short-Term Stationary Land-Use Regression Model. Environmental Science and Technology, 50(23), 12894-12902. https://doi.org/10.1021/acs.est.6b03476
https://dspace.library.uu.nl/bitstream/handle/1874/346037/Ultrafine_Particle.pdf?sequence=1

2015

Scholarly publications

Kerckhoffs, J., Wang, M., Meliefste, K., Malmqvist, E., Fischer, P., Janssen, N. A. H., Beelen, R., & Hoek, G. (2015). A national fine spatial scale land-use regression model for ozone. Environmental Research, 140, 440-448. https://doi.org/10.1016/j.envres.2015.04.014
https://dspace.library.uu.nl/bitstream/handle/1874/329371/ozone.pdf?sequence=1
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