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Your search for Subject slab propertiesresulted in 123 records.

Title: The Effect of Increasing Load on Weak Layer Fracture
Date: 2016-10-02
Authors: Karl W. Birkeland, Alec van Herwijnen
Description: Avalanches failing on buried weak layers tend to be easier to trigger during or immediately following snowfall, suggesting that loading favorably chan...
Object ID: ISSW16_O1.03.pdf
Keywords: fracture, loading, slab, particle tracking velocimetry, propagation saw test
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Title: Unusual Dry Slab Avalanche Releases Involving Dust-on-Snow Layers in Colorado
Date: 2016-10-02
Authors: Zach M. Guy, Jeffrey S. Deems
Description: In recent decades, dust-on-snow events are increasing in both frequency and geographic extent in the Western U.S. Although dust layers have gained a r...
Object ID: ISSW16_O3.03.pdf
Keywords: dust, slab avalanches, metamorphism, forecasting
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Title: Deep Slab Instability: Loading and Settlement Rate Thresholds Related to Failure – Part II
Date: 2016-10-02
Authors: Patrick J. Wright, Bob Comey, Chris McCollister, Mike Rheam
Description: Deep slab avalanches, which tend to be large and destructive, remain a challenge to accurately forecast. Using 42 seasons of historical data from Jack...
Object ID: ISSW16_P1.08.pdf
Keywords: deep slab, persistent slab, settlement, loading, avalanche forecasting
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Title: Human-Triggered Slab Avalanche Properties From the Catalan Pyrenees
Date: 2016-10-02
Authors: Montse Bacardit, Ivan Moner, Jordi Gavaldà, Glòria Martí, Carles Garcia
Description: During the last three decades in the Catalan Pyrenees (Eastern side of the range), data on avalanche and snowpack characteristics from reported human-...
Object ID: ISSW16_P1.09.pdf
Keywords: slab avalanche, avalanche release, human-triggering, snowpack structure, snowpack stability
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Title: Uncut Column Stability Tests For Hard Slab Snow Conditions
Date: 2013-10-07
Authors: Wesley R. Farnsworth, Markus Eckerstorfer
Description: This study aims to better understand a slabs influence on the mechanics of artificial avalanches. It seems that stability tests do not represent stab...
Object ID: ISSW13_paper_O2-01.pdf
Keywords: slab properties, propagation saw test, hard slab, uncut columns
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Title: On How to Measure Snow Mechanical Properties Relevant to Slab Avalanche Release
Date: 2013-10-07
Authors: Benjamin Reuter, Martin Proksch, Henning Loewe, Alec van Herwijnen, Jürg Schweizer
Description: The release of a slab avalanche is preceded by a sequence of fractures. The main material properties relevant for the fracture processes are the spec...
Object ID: ISSW13_paper_O2-02.pdf
Keywords: snow microstructure, snow mechanical properties, snow fracture, snow stability evaluation, avalanche release
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Title: The Role of Avalanche Character in Public Avalanche Safety Products
Date: 2013-10-07
Authors: Karl Klassen, Pascal Haegeli, Grant Statham
Description: Avalanche character is a significant factor in professional decision-making (Atkins, 2004). Weak layer/interface, slab properties, persistence, weak l...
Object ID: ISSW13_paper_O5-13.pdf
Keywords: wet slab, slab, cornice
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Title: Weather Preceding Persistent Deep Slab Avalanches
Date: 2013-10-07
Authors: Michael Conlan, Bruce Jamieson
Description: Deep slab avalanches release on persistent weak layers of facets, surface hoar, depth hoar, or poorly bonded crusts and are generally hard to forecast...
Object ID: ISSW13_paper_P1-01.pdf
Keywords: deep slab avalanche, persistent weak layer, weather, natural, localized dynamic load
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Title: Modeling a Fluid/Solid Transition in Snow Weak Layers Application to Snow Avalanche Release
Date: 2013-10-07
Authors: François Louchet, Alain Duclos, Stephane Caffo
Description: A transition between solid and a fluid-like phases was evidenced and studied in the material made of loose ice crystals involved in snow avalanche re...
Object ID: ISSW13_paper_P1-11.pdf
Keywords: slab, triggering, weak layer, collapse, shear, whumpf
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Title: IceCube, A Portable and Reliable Instrument for Snow Specific Surface Area Measurement in the Field
Date: 2013-10-07
Authors: Nicolas Zuanon
Description: The specific surface area (SSA), defined as the surface area per unit mass, is a key variable to describe the physical properties of snow. It is seen ...
Object ID: ISSW13_paper_P2-20.pdf
Keywords: specific surface area, reflectance, grain size, optical measurement
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Title: Winter Terrain Roughness as a New Parameter to Define Size and Location of Avalanche Release Areas
Date: 2013-10-07
Authors: Jochen Veitinger, B. Sovilla, R. S. Purves
Description: Location and size of avalanche release areas are crucial inputs in modelling of avalanche dynamics as, together with fracture depth, they determine th...
Object ID: ISSW13_paper_P2-47.pdf
Keywords: roughness, slab avalanche, snow distribution
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Title: Linking Weather Conditions to Snow Property Variations
Date: 2013-10-07
Authors: Benjamin Reuter, Jürg Schweizer
Description: One of the challenges to modern avalanche forecasting is to enhance the forecasts’ content with information on how snow instability varies in t...
Object ID: ISSW13_paper_P4-08.pdf
Keywords: snow microstructure, snow properties, fracture, snow stability, spatial variability, weather
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Title: The Influence of Near-Surface Warming on Slab Stiffness and Crack Propagation Propensity
Date: 2012
Authors: Benjamin Reuter, Jürg Schweizer
Description: Near-surface warming by either an increase in air temperature or radiation is believed to have a significant effect on dry-snow slab avalanche formati...
Object ID: issw-2012-028-031.pdf
Keywords: near-surface warming, propagation propensity, snow pack, slabs,
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Title: Measurements at Recent Deep Slab Avalanches
Date: 2012
Authors: Michael J.W. Conlan, David Tracz, Bruce Jamieson
Description: Hard-to-forecast deep slab avalanches can release unpredictably under diverse conditions ranging from storms to clear days to locally induced stress t...
Object ID: issw-2012-055-061.pdf
Keywords: persistent weak layer, cohesive slab, avalanche forecasting, snow stability, snow strength
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Title: Depth Hoar, Avalanches, and Wet Slabs: A Case Study of the Historic March, 2012 Wet Slab Avalanche Cycle at Bridger Bowl, Montana
Date: 2012
Authors: Alex Marienthal, Jordy Hendrikx, Doug Chabot, Pete Maleski, Karl Birkeland
Description: During this past winter, southwest Montana had many large avalanches and days of high avalanche danger. In the Bridger Mountains the most prominent an...
Object ID: issw-2012-062-068.pdf
Keywords: bridger mountains, hoar layer, wet slab avalanche, dry slab avalanche, rain on snow
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