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Your search for Keyword "formation"resulted in 40 records.

Title: Field Experiments on Weak Layer Failure and Crack Propagation Due to Explosives
Date: 2014-09-29
Authors: Stephan Simioni, Jürg Schweizer, Jürg Dual
Description: Avalanche control by explosives is among the key temporary preventive measures and fixed avalanche control installations are frequently installed toda...
Object ID: ISSW14_paper_O8.02.pdf
Keywords: avalanche control, avalanche formation, weak layer failure, crack propagation
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Title: Cool Tools – White Risk Offering Novel Learning Aids
Date: 2014-09-29
Authors: Stephan Harvey, Benjamin Reuter, Mitterer Christoph
Description: Developing good trip planning and travel habits involves extensive training to balance key contributory factors for avalanche danger evaluation. Howev...
Object ID: ISSW14_paper_O13.04.pdf
Keywords: white risk, avalanche education, avalanche formation, decision making, avalanchedanger assessement
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Title: Plume Formation in Powder Snow Avalanches
Date: 2013-10-07
Authors: Perry Bartelt, Yves Bühler, Othmar Buser, Christian Ginzler
Description: A long-standing problem in avalanche science is to model the formation and propagation of icedust clouds that accompany fast moving dry snow flowing a...
Object ID: ISSW13_paper_O1-18.pdf
Keywords: avalanche dynamics, powder snow avalanches, plume formation, ice-dust cloud, blowout height, suspension layer
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Title: The Avalanche Climate of Glacier National Park, B.C., Canada During 1965-2011
Date: 2013-10-07
Authors: Sascha Bellaire, Bruce Jamieson, Grant Statham
Description: Climate change is evident and long-term changes of the climate system have been observed. It has been shown that changing atmospheric conditions infl...
Object ID: ISSW13_paper_P4-50.pdf
Keywords: climate change, avalanche formation, avalanche activity, solid precipitation rate, crust formation
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Title: Training (Formation) of the Followers and the Professionals
Date: 2013-10-07
Authors: Paul Bonhomme and Copil
Description: The French mountain guides intervene in a regular way in all the types of training (formation) bound in snowy areas. Both as regards the professional...
Object ID: ISSW13_paper_P5-20.pdf
Keywords: coordination, formation, practice, stakes, perspectives
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Title: Formation et Information des Pratiquants de la Raquette à Neige: Une Démarche de la FFRandonnée
Date: 2013-10-07
Authors: Michaël Anthoine et Jean Perrod
Description: La Fédération Française de la Randonnée Pédestre a constaté des flux très faibles de formation à la pratique et à l’...
Object ID: ISSW13_paper_P5-29.pdf
Keywords: formation, avalanche
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Title: Slushflow Formation, Flow Regimes and Consequences (Short Version)
Date: 2012
Authors: Erik Hestnes, Steinar Bakkehøi, Krister Kristensen
Description: The term ‘slushflow’ was introduced by Washburn and Goldthwait (1958). Eight people perished in slushflows during the winters 2010 and 2...
Object ID: issw-2012-414-419.pdf
Keywords: slushflow, snowpack, water level, formation, flow regimes, runout, hazard assessment
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Title: Measurements of Weak Snowpack Layer Friction
Date: 2009
Authors: Alec van Herwijnen, Joachim Heierli
Description: An essential stage in the release of an avalanche is the propagation of a fracture through a weak snowpack layer. As the fracture propagates, the slab...
Object ID: issw-2009-0112-0114.pdf
Keywords: particle image velocimetry, friction, weak layers, avalanche formation
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Title: Snow Profiling at Weissfluhjoch
Date: 2009
Authors: Roland Meister
Description: Systematic snow and avalanche research in Switzerland started shortly after 1932, when the Swiss snow and avalanche commission was founded and the cab...
Object ID: issw-2009-0124-0128.pdf
Keywords: weissfluhjoch research station, snow metamorphism, swiss ramsonde, avalanche formation, pattern recognition, avalanche warning
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Title: Interpretation of Prevalent Avalanche Scenarios on the Basis of the Anticrack Model
Date: 2009
Authors: Stephan Harvey, Joachim Heierli
Description: Each winter the build-up of snow conditions is unique and distinctive, but a wide variety of avalanche situations can be attributed to a relatively sm...
Object ID: issw-2009-0276-0281.pdf
Keywords: avalanche scenarios, anticrack model, avalanche formation
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Title: Deriving Spatial Stability Variations from Penetration Resistance Measurements
Date: 2008-09-23
Authors: Sascha Bellaire, Jürg Schweizer
Description: Spatial variations of weak layer and slab properties affect snow slope stability. To quantify spatial variability at the slope scale, penetration resi...
Object ID: P__8175.pdf
Keywords: snow mechanical properties, snow stability, avalanche formation, spatial variability, geostatistics
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Title: The Effect of Slab and Bed Surface Stiffness on the Skier-Induced Shear Stress in Weak Snowpack Layers
Date: 2006
Authors: Alan Jones, Bruce Jamieson, Jürg Schweizer
Description: A finite element model was developed to simulate a snowpack with localized surface loading of a skier on a slab of varying stiffness overlaying a thin...
Object ID: issw-2006-157-164.pdf
Keywords: snow avalanche, avalanche formation, skier triggering, numerical modeling
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Title: Snow Slope Stability Evaluation Using Concepts of Fracture Mechanics
Date: 2006
Authors: Jürg Schweizer, Ian McCammon, J. Bruce Jamieson
Description: Dry snow slab avalanche release is generally believed to proceed in three stages: 1) initiation of a local failure, 2) widespread propagation of that...
Object ID: issw-2006-211-218.pdf
Keywords: snow stability evaluation, avalanche formation, avalanche release, skier triggering, stability test, fracture
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Title: Spatial Variability – So What?
Date: 2006
Authors: Jürg Schweizer, Kalle Kronholm, J. Bruce Jamieson, Karl W. Birkeland
Description: Since the landmark papers of Conway and Abrahamson many studies have tried to quantify spatial variability. Many different methods have been used and ...
Object ID: issw-2006-365-376.pdf
Keywords: snow mechanical properties, snow slope stability evaluation, avalanche formation, avalanche forecasting, spatial variability, numerical modeling
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Title: Preliminary Results from Controlled Experiments on the Growth of Faceted Crystals Above a Wet Snow Layer
Date: 2002
Authors: Bruce Jamieson, Alec van Herwi jnen
Description: Faceted crystals have been observed above melt-freeze crusts, and the layers of such crystals form the failure layer for some hard-to-predict dry slab...
Object ID: issw-2002-337-342.pdf
Keywords: snow heat flux, snow metamorphism, snow stability, slab avalanche, avalanche formation
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