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Your search for Keyword "snow layers"resulted in 9 records.

Title: INSIGHTS INTO THE INFLUENCE OF SNOW MICROSTRUCTURE ON THE COMPRESSIVE STRENGTH OF WEAK LAYERS: Date: 2024-09-23; Authors: Jakob Schöttner, Melin Walet, Philipp Rosendahl, Philipp Weißgraeber, Valentin Adam, Florian Rheinschmidt, Benjamin Walter, Jürg Schweizer, Alec van Herwijnen; Description: Natural weak layers exhibit a variety of different microstructures and densities, and thus show different mechanical behavior. Up to now, mechanical p...; Object ID: ISSW2024_O3.2.pdf; Keywords: snow slab avalanches, snow mechanics, weak snow layers, strength, microstructure; View additional details about INSIGHTS INTO THE INFLUENCE OF SNOW MICROSTRUCTURE ON THE COMPRESSIVE STRENGTH OF WEAK LAYERS

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: DEVELOPING TWO MULTIAXIAL TESTING MACHINES TO LINK STRENGTH AND MICROSTRUCTURE OF WEAK SNOW LAYERS: Date: 2024-09-23; Authors: Jakob Schöttner, Eduardo Marques, Benjamin Eggert, Melin Walet, Ricardo Carbas, Valentin Adam, Michael Hohl, Philipp Weißgraeber, Philipp Rosendahl, Sirah Kraus, Florian Rheinschmidt, Michelle Hedvard, Lucas F.M. da Silva, Jürg Schweizer, Alec van Herwijnen; Description: Avalanche forecasting increasingly relies on snow cover models. In this context, accurate information on the mechanical properties of weak layers is r...; Object ID: ISSW2024_P3.11.pdf; Keywords: snow slab avalanches, weak snow layers, snow strength, experimental testing, microstructure; View additional details about DEVELOPING TWO MULTIAXIAL TESTING MACHINES TO LINK STRENGTH AND MICROSTRUCTURE OF WEAK SNOW LAYERS

Title: A FIELD TEST FOR THE MIXED-MODE FRACTURE TOUGHNESS OF WEAK LAYERS: Date: 2023-10-08; Authors: Valentin Adam, Bastian Bergfeld, Florian Rheinschmidt, Melin D. E. Walet, Jakob Schöttner, Philipp Weißgraeber, Alec van Herwijnen, Philipp L. Rosendahl; Description: The triggering mechanisms of dry snow slab avalanches are subjected to a mixed-mode loading scenario driven by different dynamic loading conditions an...; Object ID: ISSW2023_O16.05.pdf; Keywords: dry-snow slab avalanches, fracture toughness, anticrack propagation, mixed-mode loading, weak snow layers; View additional details about A FIELD TEST FOR THE MIXED-MODE FRACTURE TOUGHNESS OF WEAK LAYERS

Title: A Comparison of the Spatial Structure of the Penetration Resistance of Snow Layers in Two Different Snow Climates: Date: 2004; Authors: Karl Birkeland, Kalle Kronholm, Spencer Logan; Description: This paper compares the spatial structure of the compressive strength of slab and weak layers from two different snow climates. Our data come from ar...; Object ID: ISSW-2004-003.pdf; Keywords: avalanches, avalanche forecasting, spatial variability, snow layers, stratigraphy; View additional details about A Comparison of the Spatial Structure of the Penetration Resistance of Snow Layers in Two Different Snow Climates

Title: Fracture of Layered Snow by Cohesive Zone Technique and Experiments: Date: 2004; Authors: S. Senthil, P. Mahajan, S.K. Joshi; Description: One mechanism responsible for avalanche initiation is the weak bond between snow layers. Experiments under controlled conditions at the cold lab are ...; Object ID: issw-2004-064.pdf; Keywords: fracture, snow layers, cohesive zone, fem; View additional details about Fracture of Layered Snow by Cohesive Zone Technique and Experiments

Title: Data Magic: Converting Automated Hourly Data into Reliable Climate Information: Date: 1996; Authors: S. Breytogle, S.A. Ferguson, D. Judd, R. Marriott, M.B. Moores, P. Pasteris, K. Redmond; Description: The Northwest Avalanche Center (NWAC) began building a network of automated weather stations shortly after they began forecasting in 1976. Since then ...; Object ID: issw-1996-014a.pdf; Keywords: weather stations, snow layers, climate; View additional details about Data Magic: Converting Automated Hourly Data into Reliable Climate Information

Title: In-Situ Tensile Strength Measurements of Alpine Snow: Date: 1988; Authors: J.B. Jamieson, C.D. Johnston; Description: During the winter of 1987-88, over 450 in-situ tests of tensile strength were made in the Alberta Rockies. An average of 7 tests was made for each of ...; Object ID: issw-1988-103-112.pdf; Keywords: snow, layers, fractures, slab, tensile; View additional details about In-Situ Tensile Strength Measurements of Alpine Snow

Title: Wet Slab Instability: Date: 1984; Authors: Richard Kattelmann; Description: Wet slab avalanches often occur when liquid water reduces the shear strength between adjacent snow layers. Identification of layer interfaces where wa...; Object ID: ISSW-1984-102-108.pdf; Keywords: wet slab, liquid water, shear strength, snow layers, snow stability; View additional details about Wet Slab Instability