Crack propagation speeds in weak snowpack layers

B Bergfeld, A van Herwijnen, G Bobillier… - Journal of …, 2022 - cambridge.org
For the release of a slab avalanche, crack propagation within a weak snowpack layer below
a cohesive snow slab is required. As crack speed measurements can give insight into …

Modelling snowpack stability from simulated snow stratigraphy: Summary and implementation examples

L Viallon-Galinier, P Hagenmuller, B Reuter… - Cold Regions Science …, 2022 - Elsevier
Abstract Information on snowpack stability, ie, on the propensity for failure initiation and
crack propagation in a weak layer, is essential for forecasting snow avalanches. To …

[PDF][PDF] Micro-mechanical modeling of dynamic crack propagation in snow slab avalanche release

G Bobillier - 2022 - research-collection.ethz.ch
Snow slab avalanches involve considerable amounts of fast moving snow masses that may
endanger people and infrastructure. Assessing the size of the release area is essential …

Combining physical modeling and machine learning to improve avalanche hazard forecasting

L Viallon-Galinier - 2022 - meteofrance.hal.science
Snow avalanches are a major concern in mountainous areas as they threaten recreationists
and also infrastructures or urbanized areas. One action to reduce the associated risk is to …

Apport croisé de la modélisation physique et de l'apprentissage automatique pour la prévision du risque d'avalanches

L Viallon-Galinier - 2022 - theses.hal.science
Les avalanches représentent un défi pour les habitants et les infrastructures des zones de
montagnes. Une des actions pour réduire le risque associé est l'information préventive du …

[PDF][PDF] EXPERIMENTS ON SELF-SUSTAINED CRACK PROPAGATION IN AVALANCHES

B Bergfeld, M Walet, A van Herwijnen - dora.lib4ri.ch
If a slab avalanche is triggered, how big will it be? This question is crucial for avalanche
forecasters and backcountry travelers alike, yet it is difficult to provide an answer. Indeed …