Your search for Keyword "fracture"resulted in 80 records.
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- 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: REPLICATING SLAB AVALANCHE INITIATION: A FIELD TEST FOR CONTROLLED ANTICRACK NUCLEATION
- Date: 2026-09-28
- Authors: Valentin Adam, Yannik Werner, Jakob Schöttner, Melin D. E. Walet, Florian Rheinschmidt, Philipp Weißgraeber, Alec van Herwijnen, Philipp L. Rosendahl
- Description: Failure nucleation in slab avalanches is typically hidden beneath the snowpack, which, among other factors, makes this phenomenon so mysterious and di...
- Object ID: ISSW2026_O1.2.pdf
- Keywords: dry-snow slab avalanches, fracture initiation, finite fracture mechanics, release potential, stability assessment, field test
- View additional details about REPLICATING SLAB AVALANCHE INITIATION: A FIELD TEST FOR CONTROLLED ANTICRACK NUCLEATION
- Title: FROM FAILURE TO FRACTURE: FIELD MEASUREMENTS OF STRENGTH AND FRACTURE TOUGHNESS OF BURIED SURFACE HOAR UNDER MIXED-MODE LOADING
- Date: 2026-09-28
- Authors: Melin Walet, Jakob Schöttner, Valentin Adam, Florian Rheinschmidt, Philipp Weißgraeber, Philipp Rosendahl, Jürg Schweizer, Alec van Herwijnen
- Description: Dry-snow slab avalanche release involves failure initiation in a weak layer followed by crack propagation. Weak layer strength describes resistance to...
- Object ID: ISSW2026_O1.6.pdf
- Keywords: weak layers, mixed-mode fracture toughness, multiaxial strength, field experiments, snow mechanics
- View additional details about FROM FAILURE TO FRACTURE: FIELD MEASUREMENTS OF STRENGTH AND FRACTURE TOUGHNESS OF BURIED SURFACE HOAR UNDER MIXED-MODE LOADING
- 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: FROM WARMING TO FAILURE: TEMPERATURE EFFECTS IN SNOW-SLAB AVALANCHE RELEASE
- Date: 2026-09-28
- Authors: Claudia Binetti, Giuseppe Puglisi, Nicola M. Pugno
- Description: Temperature is widely recognized as a key factor in snow-slab avalanche release, and field observations frequently associate warming with reduced snow...
- Object ID: ISSW2026_O4.2.pdf
- Keywords: snow-slab avalanche, weak layer, mode-ii fracture, temperature, statistical mechanics
- View additional details about FROM WARMING TO FAILURE: TEMPERATURE EFFECTS IN SNOW-SLAB AVALANCHE RELEASE
- Title: WHAT IF WE ARE WRONG? RETHINKING AVALANCHE FATALITIES: TRAUMA, BURIAL PRESSURE, AND THE LIMITS OF HYPOXIA-FOCUSED MITIGATION
- Date: 2026-09-28
- Authors: Karsten von Hoesslin
- Description: Avalanche fatality research has traditionally identified asphyxia as the leading cause of death among fully buried victims, with trauma accounting for...
- Object ID: ISSW2026_P1.61.pdf
- Keywords: trauma, asphyxia, hypoxia, pneumothorax, pelvic fracture, haemorrhagic shock
- View additional details about WHAT IF WE ARE WRONG? RETHINKING AVALANCHE FATALITIES: TRAUMA, BURIAL PRESSURE, AND THE LIMITS OF HYPOXIA-FOCUSED MITIGATION
- 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: 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: COMPARISON OF DIFFERENT STABILITY TESTS REGARDING THEIR UTILITY FOR SNOWPACK STABILITY ASSESSMENTS IN GUIDING OPERATIONS
- Date: 2024-09-23
- Authors: Anna Heuberger, Ingrid Reiweger
- Description: Guiding operations in commercial helicopter skiing mostly depend on their own manual
stability tests for snowpack stability assessment. With limited...
- Object ID: ISSW2024_P3.10.pdf
- Keywords: stability tests, fracture character, snowpack properties, test comparison
- View additional details about COMPARISON OF DIFFERENT STABILITY TESTS REGARDING THEIR UTILITY FOR SNOWPACK STABILITY ASSESSMENTS IN GUIDING OPERATIONS
- Title: ASYMMETRICAL THREE-POINT BEND TEST FOR INVESTIGATING MIXED-MODE FRACTURE TOUGHNESS IN WELL-BONDED SNOW
- Date: 2024-09-23
- Authors: Valentin Adam, Florian Rheinschmidt, Melin D. E. Walet, Jakob Schöttner, Dr.-Ing. Bastian Bergfeld, Prof. Dr.-Ing. Philipp Weißgraeber, Dr. Alec van Herwijnen, Dr.-Ing. Philipp L. Rosendahl
- Description: Slab fracture plays a crucial role in the release of dry-snow slab avalanches, affecting the size
of the release area. However, there is a lack of fr...
- Object ID: ISSW2024_P3.16.pdf
- Keywords: dry-snow slab avalanches, fracture toughness, mixed-mode loading, slab fracture, bending test, finite element analysis
- View additional details about ASYMMETRICAL THREE-POINT BEND TEST FOR INVESTIGATING MIXED-MODE FRACTURE TOUGHNESS IN WELL-BONDED SNOW
- Title: EXPERIMENTS ON SELF-SUSTAINED CRACK PROPAGATION IN AVALANCHES
- Date: 2023-10-08
- Authors: Bastian Bergfeld, Melin Walet, Alec van Herwijnen
- Description: 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 di...
- Object ID: ISSW2023_O2.02.pdf
- Keywords: avalanche release, fracture mechanics, avalanche size, dynamic crack propagation, supershear
- View additional details about EXPERIMENTS ON SELF-SUSTAINED CRACK PROPAGATION IN AVALANCHES
- Title: FRACTURE ENERGIES RELEVANT FOR DRY-SNOW SLAB AVALANCHE RELEASE
- Date: 2023-10-08
- Authors: Bastian Bergfeld, Alec van Herwijnen, Gregoire Bobilier, Jürg Schweizer
- Description: In our current understanding of dry-snow slab avalanche release, the crack propagation phase is composed of two parts: first, the onset of crack propa...
- Object ID: ISSW2023_P1.47.pdf
- Keywords: avalanche release, fracture mechanics, weak layer properties, propagation saw test
- View additional details about FRACTURE ENERGIES RELEVANT FOR DRY-SNOW SLAB AVALANCHE RELEASE
- Title: INFLUENCES OF OVERLYING SLAB THICKNESS ON THE SNOW MECHANICS OF BRIDGING PROPENSITY
- Date: 2023-10-08
- Authors: Matthew Cecil, John Gleason, Ron Simenhois
- Description: Almost all snow avalanche fatalities are human induced. Regardless of the mode of travel, moving over snow cover results in a localized dynamic load (...
- Object ID: ISSW2023_P1.51.pdf
- Keywords: snow mechanics, bridging propensity, particle tracking velocimetry, fracture initiation
- View additional details about INFLUENCES OF OVERLYING SLAB THICKNESS ON THE SNOW MECHANICS OF BRIDGING PROPENSITY
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