Publications

Journal Articles

2022

Snowfall in Northern Finland derives mostly from ice clouds

C. Mignani; L. Zimmermann; R. Kivi; A. Berne; F. Conen 

Atmospheric Chemistry And Physics. 2022-10-19. Vol. 22, num. 20, p. 13551-13568. DOI : 10.5194/acp-22-13551-2022.

Ice fog observed at cirrus temperatures at Dome C, Antarctic Plateau

E. Vignon; L. Raillard; C. Genthon; M. Del Guasta; A. J. Heymsfield et al. 

Atmospheric Chemistry And Physics. 2022-10-06. Vol. 22, num. 19, p. 12857-12872. DOI : 10.5194/acp-22-12857-2022.

ERUO: a spectral processing routine for the Micro Rain Radar PRO (MRR-PRO)

A. Ferrone; A-C. Billault-Roux; A. Berne 

Atmospheric Measurement Techniques. 2022-06-14. Vol. 15, num. 11, p. 3569-3592. DOI : 10.5194/amt-15-3569-2022.

Simulated microphysical properties of winter storms from bulk-type microphysics schemes and their evaluation in the Weather Research and Forecasting (v4.1.3) model during the ICE-POP 2018 field campaign

J-S. Ko; K-S. S. Lim; K. Kim; G. Lee; G. Thompson et al. 

Geoscientific Model Development. 2022-06-13. Vol. 15, num. 11, p. 4529-4553. DOI : 10.5194/gmd-15-4529-2022.

MASCDB, a database of images, descriptors and microphysical properties of individual snowflakes in free fall

J. Grazioli; G. Ghiggi; A-C. Billault-Roux; A. Berne 

Scientific Data. 2022-05-03. Vol. 9, num. 1, p. 186. DOI : 10.1038/s41597-022-01269-7.

Brief communication: Application of a muonic cosmic ray snow gauge to monitor the snow water equivalent on alpine glaciers

R. Gugerli; D. Desilets; N. Salzmann 

Cryosphere. 2022-03-10. Vol. 16, num. 3, p. 799-806. DOI : 10.5194/tc-16-799-2022.

Secondary ice production processes in wintertime alpine mixed-phase clouds

P. Georgakaki; G. Sotiropoulou; E. Vignon; A-C. Billault-Roux; A. Berne et al. 

Atmospheric Chemistry And Physics. 2022-02-11. Vol. 22, num. 3, p. 1965-1988. DOI : 10.5194/acp-22-1965-2022.

Orographic Flow Influence on Precipitation During an Atmospheric River Event at Davis, Antarctica

J. Gehring; E. Vignon; A-C. Billault-Roux; A. Ferrone; A. Protat et al. 

Journal Of Geophysical Research-Atmospheres. 2022-01-27. Vol. 127, num. 2, p. e2021JD035210. DOI : 10.1029/2021JD035210.

2021

A Characterisation of Alpine Mesocyclone Occurrence

M. Feldmann; U. Germann; M. Gabella; A. Berne 

Weather and Climate Dynamics. 2021-12-16. Vol. 2, num. 4, p. 1225-1244. DOI : 10.5194/wcd-2-1225-2021.

Reconstruction of the mass and geometry of snowfall particles from multi-angle snowflake camera (MASC) images

J. Leinonen; J. Grazioli; A. Berne 

Atmospheric Measurement Techniques. 2021-10-25. Vol. 14, num. 10, p. 6851-6866. DOI : 10.5194/amt-14-6851-2021.

Impact of 3D radiative transfer on airborne NO2 imaging remote sensing over cities with buildings

M. Schwaerzel; D. Brunner; F. Jakub; C. Emde; B. Buchmann et al. 

Atmospheric Measurement Techniques. 2021-10-08. Vol. 14, num. 10, p. 6469-6482. DOI : 10.5194/amt-14-6469-2021.

A year of attenuation data from a commercial dual-polarized duplex microwave link with concurrent disdrometer, rain gauge, and weather observations

A. Spackova; V. Bares; M. Fencl; M. Schleiss; J. Jaffrain et al. 

Earth System Science Data. 2021-08-27. Vol. 13, num. 8, p. 4219-4240. DOI : 10.5194/essd-13-4219-2021.

On the drivers of droplet variability in Alpine mixed-phase clouds

P. Georgakaki; A. Bougiatioti; J. Wieder; C. Mignani; F. Ramelli et al. 

Atmospheric Chemistry and Physics. 2021-07-20. Vol. 21, num. 14, p. 10993-11012. DOI : 10.5194/acp-21-10993-2021.

Identification of snowfall microphysical processes from Eulerian vertical gradients of polarimetric radar variables

N. Planat; J. Gehring; E. Vignon; A. Berne 

Atmospheric Measurement Techniques. 2021-06-18. Vol. 14, num. 6, p. 4543-4564. DOI : 10.5194/amt-14-4543-2021.

G-RUN ENSEMBLE: A Multi-Forcing Observation-Based Global Runoff Reanalysis

G. Ghiggi; V. Humphrey; S. Seneviratne; L. Gudmundsson 

Water Resources Research. 2021-05-01. Vol. 57, num. 5, p. e2020WR028787. DOI : 10.1029/2020WR028787.

RainForest: a random forest algorithm for quantitative precipitation estimation over Switzerland

D. Wolfensberger; M. Gabella; M. Boscacci; U. Germann; A. Berne 

Atmospheric Measurement Techniques. 2021-04-29. Vol. 14, num. 4, p. 3169-3193. DOI : 10.5194/amt-14-3169-2021.

Present and Future of Rainfall in Antarctica

E. Vignon; M. -L. Roussel; I. V. Gorodetskaya; C. Genthon; A. Berne 

Geophysical Research Letters. 2021-04-28. Vol. 48, num. 8, p. e2020GL092281. DOI : 10.1029/2020GL092281.

Mixed-Phase Clouds and Precipitation in Southern Ocean Cyclones and Cloud Systems Observed Poleward of 64 degrees S by Ship-Based Cloud Radar and Lidar

S. P. Alexander; G. M. McFarquhar; R. Marchand; A. Protat; E. Vignon et al. 

Journal Of Geophysical Research-Atmospheres. 2021-04-20. Vol. 126, num. 8, p. e2020JD033626. DOI : 10.1029/2020JD033626.

Challenging and Improving the Simulation of Mid-Level Mixed-Phase Clouds Over the High-Latitude Southern Ocean

E. Vignon; S. P. Alexander; P. J. DeMott; G. Sotiropoulou; F. Gerber et al. 

Journal Of Geophysical Research-Atmospheres. 2021-04-16. Vol. 126, num. 7, p. e2020JD033490. DOI : 10.1029/2020JD033490.

Integrated water vapor and liquid water path retrieval using a single-channel radiometer

A-C. Billault-Roux; A. Berne 

Atmospheric Measurement Techniques. 2021-04-08. Vol. 14, num. 4, p. 2749-2769. DOI : 10.5194/amt-14-2749-2021.

Radar and ground-level measurements of precipitation collected by the Ecole Polytechnique Federale de Lausanne during the International Collaborative Experiments for PyeongChang 2018 Olympic and Paralympic winter games

J. Gehring; A. Ferrone; A-C. Billault-Roux; N. Besic; K. D. Ahn et al. 

Earth System Science Data. 2021-02-15. Vol. 13, num. 2, p. 417-433. DOI : 10.5194/essd-13-417-2021.

Secondary ice production in summer clouds over the Antarctic coast: an underappreciated process in atmospheric models

G. Sotiropoulou; É. Vignon; G. Young; H. Morrison; S. J. O’Shea et al. 

Atmospheric Chemistry and Physics. 2021-01-19. Vol. 21, num. 2, p. 755-771. DOI : 10.5194/acp-21-755-2021.

2020

R2D2: A Region-Based Recursive Doppler Dealiasing Algorithm for Operational Weather Radar

M. Feldmann; N. J. Curtis; M. Boscacci; D. Leuenberger; M. Gabella et al. 

Journal of Atmospheric and Oceanic Technology. 2020-12-29. Vol. 37, num. 12, p. 2341–2356. DOI : 10.1175/JTECH-D-20-0054.1.

Dynamic Differential Reflectivity Calibration Using Vertical Profiles in Rain and Snow

A. Ferrone; A. Berne 

Remote Sensing. 2020-12-22. Vol. 13, num. 1, p. 8. DOI : 10.3390/rs13010008.

Stochastic Super-Resolution for Downscaling Time-Evolving Atmospheric Fields With a Generative Adversarial Network

J. Leinonen; D. Nerini; A. Berne 

IEEE Transactions on Geoscience and Remote Sensing. 2020-11-02.  p. 1-13. DOI : 10.1109/TGRS.2020.3032790.

Improved Near-Surface Continental Climate in IPSL-CM6A-LR by Combined Evolutions of Atmospheric and Land Surface Physics

F. Cheruy; A. Ducharne; F. Hourdin; I. Musat; E. Vignon et al. 

Journal Of Advances In Modeling Earth Systems. 2020-10-01. Vol. 12, num. 10, p. e2019MS002005. DOI : 10.1029/2019MS002005.

Improved Representation of Clouds in the Atmospheric Component LMDZ6A of the IPSL-CM6A Earth System Model

J-B. Madeleine; F. Hourdin; J-Y. Grandpeix; C. Rio; J-L. Dufresne et al. 

Journal Of Advances In Modeling Earth Systems. 2020-10-01. Vol. 12, num. 10, p. e2020MS002046. DOI : 10.1029/2020MS002046.

Three-dimensional radiative transfer effects on airborne and ground-based trace gas remote sensing

M. Schwaerzel; C. Emde; D. Brunner; R. Morales; T. Wagner et al. 

Atmospheric Measurement Techniques. 2020-08-14. Vol. 13, num. 8, p. 4277-4293. DOI : 10.5194/amt-13-4277-2020.

Measured ice nucleating particle concentrations improve the simulation of mid-level mixed-phase clouds over the high-latitude Southern Ocean

É. VIGNON; S. P. Alexander; P. J. DeMott; G. Sotiropoulou; F. Gerber et al. 

Earth and Space Science Open Archive. 2020-07-24.  p. 38. DOI : 10.1002/essoar.10503669.1.

Intercomparison of Large-Eddy Simulations of the Antarctic Boundary Layer for Very Stable Stratification

F. Couvreux; E. Bazile; Q. Rodier; B. Maronga; G. Matheou et al. 

Boundary-Layer Meteorology. 2020-07-13. Vol. 176, p. 369–400. DOI : 10.1007/s10546-020-00539-4.

LMDZ6A: The Atmospheric Component of the IPSL Climate Model With Improved and Better Tuned Physics

F. Hourdin; C. Rio; J-Y. Grandpeix; J-B. Madeleine; F. Cheruy et al. 

Journal Of Advances In Modeling Earth Systems. 2020-07-01. Vol. 12, num. 7, p. e2019MS001892. DOI : 10.1029/2019MS001892.

Microphysics and dynamics of snowfall associated with a warm conveyor belt over Korea

J. Gehring; A. Oertel; E. Vignon; N. Jullien; N. Besic et al. 

Atmospheric Chemistry And Physics. 2020-06-25. Vol. 20, num. 12, p. 7373-7392. DOI : 10.5194/acp-20-7373-2020.

Unsupervised classification of snowflake images using a generative adversarial network and K-medoids classification

J. Leinonen; A. Berne 

Atmospheric Measurement Techniques. 2020-06-05. Vol. 13, num. 6, p. 2949-2964. DOI : 10.5194/amt-13-2949-2020.

Radar measurements of blowing snow off a mountain ridge

B. Walter; H. Huwald; J. Gehring; Y. Bühler; M. Lehning 

The Cryosphere. 2020-06-03. Vol. 14, p. 1779–1794. DOI : 10.5194/tc-14-1779-2020.

Undercatch Adjustments for Tipping-Bucket Gauge Measurements of Solid Precipitation

J. Kochendorfer; M. E. Earle; D. Hodyss; A. Reverdin; Y-A. Roulet et al. 

Journal Of Hydrometeorology. 2020-06-01. Vol. 21, num. 6, p. 1193-1205. DOI : 10.1175/JHM-D-19-0256.1.

Synoptic conditions and atmospheric moisture pathways associated with virga and precipitation over coastal Adelie Land in Antarctica

N. Jullien; E. Vignon; M. Sprenger; F. Aemisegger; A. Berne 

Cryosphere. 2020-05-27. Vol. 14, num. 5, p. 1685-1702. DOI : 10.5194/tc-14-1685-2020.

Learning about the vertical structure of radar reflectivity using hydrometeor classes and neural networks in the Swiss Alps

F. van den Heuvel; L. Foresti; M. Gabella; U. Germann; A. Berne 

Atmospheric Measurement Techniques. 2020-05-19. Vol. 13, num. 5, p. 2481-2500. DOI : 10.5194/amt-13-2481-2020.

Gravity Wave Excitation during the Coastal Transition of an Extreme Katabatic Flow in Antarctica

E. Vignon; G. Picard; C. Duran-Alarcon; S. P. Alexander; H. Gallee et al. 

Journal Of The Atmospheric Sciences. 2020-04-01. Vol. 77, num. 4, p. 1295-1312. DOI : 10.1175/JAS-D-19-0264.1.

Identification of blowing snow particles in images from a Multi-Angle Snowflake Camera

M. Schaer; C. Praz; A. Berne 

Cryosphere. 2020-01-30. Vol. 14, num. 1, p. 367-384. DOI : 10.5194/tc-14-367-2020.

2019

Meteorological Aspects of Self-Initiated Upward Lightning at the Santis Tower (Switzerland)

N. Pineda; J. Figueras i Ventura; D. Romero; A. Mostajabi; M. Azadifar et al. 

Journal Of Geophysical Research-Atmospheres. 2019-12-26. Vol. 124, num. 24, p. 14162-14183. DOI : 10.1029/2019JD030834.

The Latitudinal Variability of Oceanic Rainfall Properties and Its Implication for Satellite Retrievals: 2. The Relationships Between Radar Observables and Drop Size Distribution Parameters

A. Protat; C. Klepp; V. Louf; W. A. Petersen; S. P. Alexander et al. 

Journal of Geophysical Research: Atmospheres. 2019-12-14. Vol. 124, num. 23, p. 13312-13324. DOI : 10.1029/2019JD031011.

The Latitudinal Variability of Oceanic Rainfall Properties and Its Implication for Satellite Retrievals: 1. Drop Size Distribution Properties

A. Protat; C. Klepp; V. Louf; W. A. Petersen; S. P. Alexander et al. 

Journal Of Geophysical Research-Atmospheres. 2019-12-14. Vol. 124, num. 23, p. 13291-13311. DOI : 10.1029/2019JD031010.

Theses

2022

Importance of 3D radiative transfer effects on high-resolution NO2 remote sensing in cities

M. D. Schwärzel / A. Berne; D. Brunner (Dir.)  

Lausanne, EPFL, 2022. 

Radar processing techniques to study summer snowfall in the Sør Rondane Mountains, Antarctica

A. Ferrone / A. Berne (Dir.)  

Lausanne, EPFL, 2022. 

2021

Leveraging meteorological radars to investigate the influence of atmospheric dynamics on snowfall microphysics

J. E. Gehring / A. Berne (Dir.)  

Lausanne, EPFL, 2021. 

Posters

2021

The impact of secondary ice processes on orographic mixed-phase clouds

P. Georgakaki; G. Sotiropoulou; E. G. H. Vignon; A. Berne; A. Nenes 

European Aerosol Conference 2021, Virtual event, hosted by the UK and Ireland Aerosol Society, 30 August – 3 September 2021.

Talks

2021

The relative contribution of secondary ice processes in Alpine mixed-phase clouds

P. Georgakaki; G. Sotiropoulou; E. G. H. Vignon; A. Berne; A. Nenes 

23rd EGU General Assembly (vEGU21), [Online meeting], April 19-30, 2021.

Student Projects

2020

Probabilistic Deep Learning on Spheres for Weather/Climate Applications

Y. Y. Haddad 

2020-12-16.

Probabilistic Deep Learning on Spheres for Weather/Climate Applications

W. Feng 

2020-12-16.

Radial wind velocity retrieval from Doppler radar and lidar measurements using Deep Learning

M. Romero Grass 

2020-10-05.