Your search for Keyword "propagation."resulted in 79 records.
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- Title: THE ROLE OF SLOPE ANGLE IN SKIER-TRIGGERED SLAB AVALANCHE RELEASE
- Date: 2026-09-28
- Authors: Stephan Harvey, Alec van Herwijnen, Yannik Werner, Valentin Adam
- Description: Slope angle is a key factor in dry-slab avalanche formation and central to avalanche education and terrain assessment. Combined with the avalanche dan...
- Object ID: ISSW2026_FS2.4.pdf
- Keywords: slope angle, slab avalanche release, failure initiation, crack propagation, friction, skier triggering
- View additional details about THE ROLE OF SLOPE ANGLE IN SKIER-TRIGGERED SLAB AVALANCHE RELEASE
- Title: A REVIEW OF AVALANCHE RELEASE MECHANISMS: FROM ANTICRACK PROPAGATION TO SUPERSHEAR FRACTURE
- Date: 2026-09-28
- Authors: Johan Gaume, Alec van Herwijnen, Jürg Schweizer
- Description: Dry-snow slab avalanches are responsible for most avalanche fatalities, making understanding of release mechanisms essential for forecasting and hazar...
- Object ID: ISSW2026_O1.1.pdf
- Keywords: dry-snow slab avalanche, avalanche release, weak layer, failure initiation, crack propagation, anticrack, supershear fracture, slab fracture.
- View additional details about A REVIEW OF AVALANCHE RELEASE MECHANISMS: FROM ANTICRACK PROPAGATION TO SUPERSHEAR FRACTURE
- Title: STABILITY CHANGES AFTER WEAK LAYER COLLAPSE: INSIGHTS FROM AN UNEXPECTED DATASET
- Date: 2026-09-28
- Authors: Andrea Bruckmeier, Erika Birkeland, Ron Simenhois, Alex Marienthal, Erich Peitzsch, Karl W. Birkeland
- Description: While conducting avalanche mitigation or traveling through the backcountry, avalanche professionals sometimes experience a "whumpf": a collapse-mode c...
- Object ID: ISSW2026_O1.3.pdf
- Keywords: whumpf, crack propagation, propagation saw test (pst), snowpack stability, avalanche release
- View additional details about STABILITY CHANGES AFTER WEAK LAYER COLLAPSE: INSIGHTS FROM AN UNEXPECTED DATASET
- Title: Slab Fractures during Dynamic Crack Propagation in Dry-Snow Slab Avalanches
- Date: 2026-09-28
- Authors: Francis Meloche, Bertil Trottet, Grégoire Bobillier, Johan Gaume
- Description: Predicting the size of dry-snow slab avalanches remains difficult, limiting hazard assessment despite major advances in the understanding of crack ini...
- Object ID: ISSW2026_O1.7.pdf
- Keywords: slab fracture, crack propagation, avalanche size, release size index
- View additional details about Slab Fractures during Dynamic Crack Propagation in Dry-Snow Slab Avalanches
- Title: ON HOW THE TEMPORAL EVOLUTION OF SLAB AND WEAK LAYER PROPERTIES AFFECTS FAILURE INITIATION AND CRACK PROPAGATION IN DRY-SNOW SLAB AVALANCHE FORMATION
- Date: 2026-09-28
- Authors: Jürg Schweizer, Benjamin Reuter, Christoph Mitterer
- Description: In the European Alps, the avalanche situation in winter 2025/26 was dominated by persistent weak layers. Very many dry-snow slab avalanches were trigg...
- Object ID: ISSW2026_O4.6.pdf
- Keywords: dry-snow slab avalanche, failure initiation, crack propagation, snow stability, weak layer, strength, toughness
- View additional details about ON HOW THE TEMPORAL EVOLUTION OF SLAB AND WEAK LAYER PROPERTIES AFFECTS FAILURE INITIATION AND CRACK PROPAGATION IN DRY-SNOW SLAB AVALANCHE FORMATION
- Title: FROM UAS SNOW DEPTH SURVEYS TO AVALANCHE RUNOUT: A MODEL CHAIN OF AVALANCHE RUNOUT FOR HIGHWAY FORECASTING OPERATIONS
- Date: 2026-09-28
- Authors: Ron Simenhois, Ryan Zarter, Valerie Foley, John Snook, Mike Cooperstein, Ethan Greene
- Description: Avalanche programs that protect highways need to know whether an avalanche in a specific path will reach the road. Forecasters estimate this from expe...
- Object ID: ISSW2026_O7.3.pdf
- Keywords: avalanche forecasting, runout modeling, uas, photogrammetry, snowpack modeling, crack propagation
- View additional details about FROM UAS SNOW DEPTH SURVEYS TO AVALANCHE RUNOUT: A MODEL CHAIN OF AVALANCHE RUNOUT FOR HIGHWAY FORECASTING OPERATIONS
- Title: DYNAMIC CRACK PROPAGATION SPEED TRANSITION IN MULTILAYER SYSTEMS
- Date: 2026-09-28
- Authors: Shubo Zhang, Nicola M. Pugno
- Description: The dynamic propagation of cracks in solids is widely observed in nature, such as in snow avalanches. Pioneering studies have demonstrated that the up...
- Object ID: ISSW2026_P1.35.pdf
- Keywords: dynamic crack propagation, snow avalanche, multilayer system.
- View additional details about DYNAMIC CRACK PROPAGATION SPEED TRANSITION IN MULTILAYER SYSTEMS
- Title: USING MODIFIED PROPAGATION SAW TESTS TO TRACK INCREMENTAL CHANGES IN SNOWPACK STABILITY
- Date: 2026-09-28
- Authors: Itai Sheleg, Bruce Jamieson, Karl W. Birkeland, Dave Gauthier, Ron Simenhois
- Description: Backcountry avalanche forecasters issue daily snowpack stability assessments to guide danger ratings and travel recommendations. Stability trends are ...
- Object ID: ISSW2026_P2.12.pdf
- Keywords: propagation saw test, crack propagation, snowpack stability, avalanche forecasting
- View additional details about USING MODIFIED PROPAGATION SAW TESTS TO TRACK INCREMENTAL CHANGES IN SNOWPACK STABILITY
- Title: LAYERWISE: A FRACTURE-MECHANICAL CONCEPT FOR SNOW PROFILE INTERPRETATION
- Date: 2026-09-28
- Authors: Yannik Werner, Valentin Adam, Stephan Harvey, Mary Kate Carara, Samuel Verplanck, Alec van Herwijnen, Florian Rheinschmidt, Philipp Weißgraeber, Philipp L. Rosendahl
- Description: When interpreting a snow profile, snow industry professionals rely on accumulated knowledge and intuition to judge overall snowpack stability. Explici...
- Object ID: ISSW2026_P3.33.pdf
- Keywords: snow stability assessment, analytical modelling, decision support, interactive learning, avalanche initiation, propagation potential
- View additional details about LAYERWISE: A FRACTURE-MECHANICAL CONCEPT FOR SNOW PROFILE INTERPRETATION
- Title: WHUMPING OF A PERSISTENT DEPTH HOAR WEAK LAYER: ANALYSIS OF A RARE COMBINATION OF MANUAL STABILITY TESTS AND AUTOMATED SNOW MEASUREMENTS
- Date: 2026-09-28
- Authors: Benjamin Walter, Christoph Marty, Fabian Wolfsperger, Alec van Herwijnen, Francesco Pellegrini, Alexandra von der Esch, Yiyao Chen, Kalin Markov
- Description: Whumpf sounds indicate the collapse of a buried weak layer and are associated with fracture propagation over distances of tens of meters without avala...
- Object ID: ISSW2026_P4.6.pdf
- Keywords: depth hoar, persistent weak layer, whumpf, fracture propagation, snow stability
- View additional details about WHUMPING OF A PERSISTENT DEPTH HOAR WEAK LAYER: ANALYSIS OF A RARE COMBINATION OF MANUAL STABILITY TESTS AND AUTOMATED SNOW MEASUREMENTS
- Title: HUNTING MACH CONES IN SNOW:SUPERSHEAR FRACTURE & SHOCK FRONT REFRACTION IN LAYERED SLABS
- Date: 2026-09-28
- Authors: Alexandre Pellet, Bastian Bergfeld, Alec van Herwijnen, Johan Gaume
- Description: Supershear crack propagation has recently been identified as an important mechanism in snow slab avalanche release. In this regime, the crack in the w...
- Object ID: ISSW2026_P1.16.pdf
- Keywords: snow slab avalanche, crack propagation, supershear fracture, mach cone, weak layer, propagation saw test, snow stratigraphy.
- View additional details about HUNTING MACH CONES IN SNOW:SUPERSHEAR FRACTURE & SHOCK FRONT REFRACTION IN LAYERED SLABS
- Title: FLOWING FROM RELEASE TO RUNOUT: HIGH-RESOLUTION RADAR MEASUREMENTS OF SNOW AVALANCHES
- Date: 2024-09-23
- Authors: Anselm Köhler, Michael Neuhauser, Gregoire Bobillier, Jan-Thomas Fischer
- Description: Radar technology is indispensable in the context of snow avalanche monitoring. Practitioners
rely on the capabilities of related real-time detection ...
- Object ID: ISSW2024_O2.1.pdf
- Keywords: avalanche dynamics, radar measurements, weak layer crack propagation speed, front velocity
- View additional details about FLOWING FROM RELEASE TO RUNOUT: HIGH-RESOLUTION RADAR MEASUREMENTS OF SNOW AVALANCHES
- Title: A GUIDANCE FOR THE INTERPRETATION OF PROPAGATION SAW TESTS
- Date: 2024-09-23
- Authors: Philipp L. Rosendahl, Valentin Adam, Stephan Harvey, Bastian Bergfeld, Florian Rheinschmidt, Melin D. E. Walet, Jakob Schöttner, Alec van Herwijnen, Philipp Weißgraeber
- Description: Assessing snowpack stability is crucial for determining the avalanche danger level. In this context, the propagation saw test is a valuable tool, thou...
- Object ID: ISSW2024_O3.4.pdf
- Keywords: dry-snow slab avalanches, fracture toughness, stability test, propagation saw test, propagation probability, real-time application
- View additional details about A GUIDANCE FOR THE INTERPRETATION OF PROPAGATION SAW TESTS
- Title: EXPANDING THE KNOWLEDGE OF WEAK-LAYER FRACTURE INTO CROSS-SLOPE DIRECTION
- Date: 2024-09-23
- Authors: Florian Rheinschmidt, Valentin Adam, Bastian Bergfeld, Melin D. E. Walet, Jakob Schöttner, Philipp Weißgraeber, Alec van Herwijnen, Philipp L. Rosendahl
- Description: Fracture toughness, a critical material parameter for assessing resistance to crack growth, has been extensively studied in weak snow layers for mode ...
- Object ID: ISSW2024_O3.5.pdf
- Keywords: dry-snow slab avalanches, fracture toughness, cross-slope-propagation, out-of-plane loading, weak snow layers
- View additional details about EXPANDING THE KNOWLEDGE OF WEAK-LAYER FRACTURE INTO CROSS-SLOPE DIRECTION
- Title: THE EFFECT OF SLOPE ANGLE ON CRITICAL CUT LENGTH MEASURED IN PROPAGATION SAW TESTS
- Date: 2024-09-23
- Authors: Bastian Bergfeld, Valentin Adam, Philipp L. Rosendahl, Alec van Herwijnen
- Description: Assessing avalanche triggering potential requires detailed information on failure initiation and crack propagation. The propagation saw test (PST) is ...
- Object ID: ISSW2024_P3.12.pdf
- Keywords: stability test, propagation saw test, edge effect, failure initiation, crack propagation
- View additional details about THE EFFECT OF SLOPE ANGLE ON CRITICAL CUT LENGTH MEASURED IN PROPAGATION SAW TESTS
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