The results of the ACME project (planned from April 2022 – March 2027) are presented in peer-reviewed publications and conferences listed hereafter:

Peer-reviewed publications

  1. Canzi, A., E. Freney, R. Dupuy, D. Baumgartner, K. Adachi, C. Planche. 2026. Beyond dust: the overlooked role of submicron aerosols in atmospheric ice nucleation. Atmospheric Research, Under review.

  2. Herbert, R.J., L. Lacher, A. Böhmländer, M.D. Tarn, A. Canzi, A. Pentoya, E. Freney, P. Bogert, C. Planche, (...), S. Arnold, K.S. Carslaw, N. Hiranuma, O. Mohler, B.J. Murray. 2026. GloPINE dataset: model-ready measurements of INP concentrations using PINE instruments. Earth Syst. Sci. Data. In revision. [Dataset repository disponible via DOI:10.5281/zenodo.16745514].

  3. Grzegorczyk, P., W. Wobrock, A. Canzi, F. Tridon, G. Lee, K. Kim, K.-S. S. Lim, C. Planche. 2026. Implementation of predicted rime mass in the bin microphysics scheme DESCAM 3D: Heavy Snowfall event during ICE-POP 2018. Geoscientific Model Development. In revision.

  4. Yadav, S., L. Metten, P. Grzegorczyk, A. Theis, S. K. Mitra, M. Szakall. 2025. Measurement report: Influence of particle density on secondary ice production by graupel and frozen drop collisions. Atmo. Chem. Phys. https://doi.org/10.5194/acp-25-8671-2025   

  5. Grzegorczyk, P., W. Wobrock, A. Dziduch, C. Planche. 2025. Influence of secondary ice production on cloud and rain properties: Analysis of the HYMEX IOP7a heavy precipitation event. Atmo. Chem. Phys. https://acp.copernicus.org/articles/25/10403/2025/ 

  6. Canzi, A., E. Freney, P. Grzegorczyck, J. -L. Baray, L. Lacher, C. Planche. 2025. Unraveling ice nucleating particle concentration variability: Insights into source emissions origin and parameterizations. JGR: Atmospheres. https://doi.org/10.1029/2024JD041258

  7. Grzegorczyk, P., W. Wobrock, A. Canzi, L. Niquet, F. Tridon, C. Planche. 2025. Investigating secondary ice production in a deep convective cloud with a 3D bin microphysics model: Part II - Effects on the cloud formation and development. Atmospheric Research. https://doi.org/10.1016/j.atmosres.2024.107797

  8. Grzegorczyk, P. , W. Wobrock, A. Canzi, L. Niquet, F. Tridon, C. Planche. 2025. Investigating secondary ice production in a deep convective cloud with a 3D bin microphysics model: Part I - Sensitivity study of microphysical processes representation. Atmospheric Research. https://doi.org/10.1016/j.atmosres.2024.107774   

  9. Niquet, L., F. Tridon, P. Grzegorczyk, A. Causse, B. Bordet, W. Wobrock, C. Planche. 2024. Evaluation of the representation of raindrops self-collection and breakup processes in 2-moment bulk models using multifrequency radar retrievals. JGR: Atmospheres. https://doi.org/10.1029/2024JD041269 [open access version: https://hal.science/hal-04702615]. [dataset: https://doi.org/10.25519/1gb0-1c84]

  10. Arteaga, D., C. Planche, F. Tridon, R. Dupuy, A. Baudoux, S. Banson, J.-L. Baray, G. Mioche, A. Ehrlich, M. Mech, S. Mertes, M. Wendisch, W. Wobrock, O. Jourdan. 2024. Arctic mixed-phase clouds simulated by the WRF model: Comparisons with ACLOUD radar and in-situ airborne observations and sensitivity of microphysics properties. Atmospheric Research. https://doi.org/10.1016/j.atmosres.2024.107471. [open access version: https://hal.science/hal-04574295].

  11. Grzegorczyk, P., S. Yadav. F. Zanger, A. Theis, S. K. Mitra, S. Borrmann, M. Szakall. 2023. Fragmentation of ice particles: laboratory experiments on graupel–graupel and graupel–snowflake collisions, Atmos. Chem. Phys., 23, 13505–13521, https://doi.org/10.5194/acp-23-13505-2023. [open access version: https://hal.science/hal-04258898].

International conferences

  1. Canzi, A., E. Freney, R. Dupuy, D. Baumgartner, J.-E. Petit, C. Planche. How dust, pollution and biological particles impact ice nucleation activity at an ACTRIS mountain station (PUY, France). ACTRIS Science conference, Oslo, Norway, 20-23 April 2026. 

  2. Grzegorczyk, P., W. Wobrock, A. Dziduch, C. Planche. Influence of secondary ice production on cloud and rain properties: Analysis of the HYMEX IOP7a Heavy Precipitation Event. IAMAS-IACS-IAPSO Joint Assembly (BACO-25), Busan, South Korea, 20-25 July 2025

  3. Murray, B., R. Herbert, K. Carslaw, M. Tarn, M. Daily, O. Möhler, L. Lacher, A. Böhmländer, N. Büttnar, N. Hiranuma, A. Pantoya, E. Freney, C. Planche, A. Canzi, P. Tian. A new parameterization for simulating global ice-nucleating particle concentrations based on long-term measurements with a network of expansion chambers. EGU General Assembly, Vienna, Austria, 27 April-2 May 2025.

  4. Niquet, L., F. Tridon, A. Causse, B. Bordet, P. Grzegorczyk, W. Wobrock, C. Planche. Evaluation of the representation of raindrops collection and breakup processes in bulk models using multifrequency radar retrievals. European conference on RADard in meteorology and hydrology (ERAD), Roma, Italy, 9-13 September 2024.

  5. Grzegorczyk, P., W. Wobrock, A. Canzi, F. Tridon, L. Niquet, C. Planche. 2024. Impacts of the secondary ice processes in a deep convective cloud observed during HAIC/HIWC using a 3D bin microphysics model. International Conference on Cloud and Precipitation (ICCP), Jeju, South Korea, 14-19 July 2024.

  6. Niquet, L., F. Tridon, A. Causse, B. Bordet, P. Grzegorczyk, W. Wobrock, C. Planche. 2024. Evaluation of the representation of raindrops collection and breakup processes in bulk models using multifrequency radar retrievals. International Conference on Cloud and Precipitation (ICCP), Jeju, South Korea, 14-19 July 2024.

  7. Canzi, A., E. Freney, P. Grzegorczyk, W. Wobrock, C. Planche. 2024. Characterization of heterogeneous ice nucleation with in-situ measurement, and study on its impact in convective cloud systems using a 3D bin microphysics model. International Conference on Cloud and Precipitation (ICCP), Jeju, South Korea, 14-19 July 2024.

  8. Grzegorczyk, P., W. Wobrock, A. Canzi, F. Tridon, L. Niquet, C. Planche. 2023. Impacts of the secondary ice processes in a deep convective cloud system observed during HAIC/HIWV using a 3-dimensional bin microphysics model. International Union of Geodesy and Geophysics (IUGG), Berlin, Germany, 11-20 July 2023.

  9. Grzegorczyk, P., A. Canzi, E. Freney, F. Tridon, L. Niquet, W. Wobrock, C. Planche. 2023. Effect of the heterogeneous ice nucleation representation on convective clouds observed in marine environments. International Union of Geodesy and Geophysics (IUGG), Berlin, Germany, 11-20 July 2023.

  10. Niquet, L., F. Tridon, A. Causse, B. Bordet, P. Grzegorczyk, W. Wobrock, C. Planche. 2023. Evaluation of the representation of raindrops breakup in bulk microphysics models using multifrequency radar retrievals. International Union of Geodesy and Geophysics (IUGG), Berlin, Germany, 11-20 July 2023.
  11. Arteaga, D. W. Wobrock, S. Banson, R. Dupuy, G. Mioche, F. Tridon, J.-L. Baray, O. Jourdan, C. Planche. 2023. Impacts of thermodynamics and aerosol particles on Arctic mixed-phase cloud microphysics observed over different surface conditions. International Union of Geodesy and Geophysics (IUGG), Berlin, Germany, 11-20 July 2023.

  12. Planche, C., W. Wobrock, A. Flossmann. 2020. Impact of ice splintering on a convective cloud system observed during the HyMeX campaign in France. 3rd Atmospheric Ice Nucleation Conference, Boston, MA, USA, 10 - 12 January 2020.

National/international workshops

  1. Planche, C., P. Grzegorczyk, A. Canzi, E. Freney, A. Flossmann, W. Wobrock. 2026. DESCAM-3D : modélisation à l'échelle des processus nuageux. Workshop ACTRIS-FR, Autrans, France, 18-22 May 2026. 

  2. Canzi, A., W. Wobrock, E. Freney, C. Planche. 2025. Modélisation microphysique d'un stratocumulus en phase mixte avec DESCAM : campagne AFLUX vol #12. Workshop annuel projet (MPC)², Lille, France, 2-4 September 2025. 

  3. Lacher, L., R. Herbert, B. Murray, K. Carslaw, M. Tarn, M. Daily, O. Möhler, A. Böhmländer, N. Büttner, N. Hiranuma, A. Pantoya, E. Freney, C. Planche, A. Canzi, P. Tian. 2025. An improved model representation of ice nucleating particles using a new parameterization based on long-term observations with Portable Ice Nucleation Experiment (PINE). Ice at the Micro-scale workshop. Monte Verita, Switzerland, 20-25 July 2025. 

  4. Herbert, R., B. Murray, K. Carslaw, A. Jones, M. Tarn, M. Daily, O. Möhler, L. Lacher, A. Böhmländer, N. Hiranuma, A. Pantoya, E. Freney, C. Planche, A. Canzi. 2024. Improving the simulation of ice-nucleating particle concentrations with a new long-term observational dataset from PINE instruments. Micro2Macro 'origins of climate change uncertainty' workshop. Laramie, WY, 28-30 October 2024.   

  5. Grzegorczyk, P., W. Wobrock, A. Canzi, F. Tridon, L. Niquet, C. Planche. 2024. Introduction of secondary ice processes and rime mass distribution in the 3D bin microphysics scheme DESCAM: Wintertime orographic precipitation case during the ICE-POP field campaign. International Cloud Modeling Workshop (ICMW), Seoul, South Korea, 8-12 July 2024. 

  6. Canzi, A., P. Grzegorczyk, E. Freney, W. Wobrock, F. Tridon, C. Planche. 2024. Wintertime orographic precipitation case during the ICE-POP field campaign, study of the impact of heterogeneous ice nucleation. International Cloud Modeling Workshop (ICMW), Seoul, South Korea, 8-12 July 2024.

  7. Canzi, A., E. Freney, P. Grzegorczyk, J.-L. Baray, C. Planche. 2024. Unraveling ice nucleating particle concentration variability: insights into source emissions origin and parameterizations. Sciences conference ACTRIS, Rennes, France, 13-16 May 2024.

  8. Niquet, L., F. Tridon, A. Causse, B. Bordet, P. Grzegorczyk, W. Wobrock, C. Planche. 2024. Evaluation de la représentation des processus de collection et de breakup des gouttes de pluie dans les modèles de prévision à l'aide d'observations radars multifréquences. Journées DEPHY/AMA, Toulouse, France, 15-17 January 2024.

  9. Grzegorczyk, P., W. Wobrock, C. Planche. 2024. Représentation des processus de glace secondaire dans un modèle microphysique bin 3D : impacts sur un nuage de convection profonde. Journées DEPHY/AMA, Toulouse, France, 15-17 January 2024.

  10. Canzi, A., E. Freney, C. Planche. 2023. La nucléation hétérogène : de la mesure in-situ à la modélisation. Réunion annuelle Obs4Clim, Paris, France, 27-28 November 2023.

  11. Grzegorczyk, P., W. Wobrock, C. Planche. 2023. Interactions entre la formation secondaire de la glace et la dynamique d'une cellule de convection profonde. 2ème journées de la Convection, Avignon, France, 15-17 November 2023.

  12. Planche, C., P. Grzegorczyk, W. Wobrock et ACME team. 2022. Aerosol – Cloud interactions in contrasted Marine Environments, Paris, Colloque CNRS-INSU LEFE-IMAGO, Paris, 21 - 22 November 2022.

 

Outreaches

  1. Canzi, A. 2026. Impacts of dust, pollution, and biological particles on ice nucleation activity at the Puy de Dôme mountain station. Journées scientifiques de l'Ecole doctorale de sciences fondamentales, Université Clermont Auvergne, Clermont-Ferrand, France, 26-27 mai.

  2. Grzegorczyk, P. 2024. Ice crystals formation processes in convective clouds. Journées scientifiques de l'Ecole doctorale de sciences fondamentales, Université Clermont Auvergne, Clermont-Ferrand, France, 10-11 avril.

  3. Planche, C. 2024. Les nuages : Pourquoi les étudier ? Conférence thématique dans le cadre de l'Année de la Physique, Clermont-Ferrand, France, 9 avril.

  4. Grzegorczyk, P. 2023. L'origine fascinante des cristaux de glace des nuages. Puy de sciences, Clermont-Ferrand, France, 7-8 novembre. 


Others: PhD defence:

  1. Grzegorczyk, P. 2025. Modélisation du givrage et de la production de glace secondaire à l'aide d'une approche microphysique détaillée, Doctorat de l'Université Clermont Auvergne, soutenance le 4 septembre 2025.