Your search for Keyword "release"resulted in 124 records.
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- Title: An Energy-Based Microstructural Constitutive Model for Fracture in Snow
- Date: 2014-09-29
- Authors: Anthony M. LeBaron, Daniel A. Miller
- Description: Understanding fracture initiation and propagation in snow is paramount to avalanche science. There is ongoing discussion and debate regarding the mode...
- Object ID: ISSW14_paper_O6.01.pdf
- Keywords: fracture, energy release rate
- View additional details about An Energy-Based Microstructural Constitutive Model for Fracture in Snow
- Title: On How the Tensile Strength of the Slab Affects Crack Propagation Propensity
- Date: 2014-09-29
- Authors: Jürg Schweizer, Benjamin Reuter, Alec van Herwijnen, Dave Gauthier, Bruce Jamieson
- Description: The release of a dry-snow slab avalanche is preceded by a series of fractures. The two key processes involved are (1) failure initiation within the we...
- Object ID: ISSW14_paper_O7.02.pdf
- Keywords: avalanche release, snow stability evaluation, avalanche forecasting, fracture
- View additional details about On How the Tensile Strength of the Slab Affects Crack Propagation Propensity
- Title: Slab Avalanche Release Area Estimation: A new GIS Tool
- Date: 2014-09-29
- Authors: Jochen Veitinger, Betty Sovilla, Ross S. Purves
- Description: Location and extent of avalanche starting zones are of crucial importance to correctly estimate the potential danger that avalanches pose to roads, ra...
- Object ID: ISSW14_paper_O10.04.pdf
- Keywords: release area, slab avalanche, hazard mapping, risk management, fuzzy logic
- View additional details about Slab Avalanche Release Area Estimation: A new GIS Tool
- Title: Field Measurements and Modeling of Wave Induced Weak Layer Failure Due to an Explosion
- Date: 2014-09-29
- Authors: Stephan Simioni, Rolf Sidler, Jürg Schweizer, Jürg Dual
- Description: Little is known about the mechanisms involved when triggering avalanches artificially by explosions. Here we test the hypothesis that weak layer failu...
- Object ID: ISSW14_paper_P2.22.pdf
- Keywords: avalanche release, avalanche control, wave propagation in snow, numerical modeling
- View additional details about Field Measurements and Modeling of Wave Induced Weak Layer Failure Due to an Explosion
- Title: Controlled Avalanche Release for Protection of Traffic Infrastructure: Towards a New Perspective
- Date: 2014-09-29
- Authors: Arnold Kogelnig, Samuel Wyssen
- Description: Permanent measures, like supporting structures, damns and tunnels have been the classical technical measure for mitigation of avalanche danger in the ...
- Object ID: ISSW14_paper_P3.54.pdf
- Keywords: avalanche release, road protection, avalanche towers
- View additional details about Controlled Avalanche Release for Protection of Traffic Infrastructure: Towards a New Perspective
- Title: Artificial Avalanche Release and the Probability of Triggering Secondary Avalanches
- Date: 2013-10-07
- Authors: Lukas Stoffel, Stefan Margreth, Jurg Schweizer
- Description: Today, avalanches are often artificially triggered to protect ski areas and to some extent, transportation routes and residential areas. During avalan...
- Object ID: ISSW13_paper_O1-14.pdf
- Keywords: artificial release of avalanches, secondary avalanches, application of artificial avalanche release, safety concept
- View additional details about Artificial Avalanche Release and the Probability of Triggering Secondary Avalanches
- 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
- View additional details about On How to Measure Snow Mechanical Properties Relevant to Slab Avalanche Release
- Title: Weak-Layer Spatial Variability as a Possible Trigger of Slab Tensile Failure
- Date: 2013-10-07
- Authors: Johan Gaume, Guillaume Chambon, Nicolas Eckert, Mohamed Naaim
- Description: The evaluation of the location of slab tensile failure represents an important concern for the evaluation of the extent of avalanche release zones and...
- Object ID: ISSW13_paper_O2-03.pdf
- Keywords: snow avalanche, avalanche release, slab, weak layer, spatial variability, tensile failure
- View additional details about Weak-Layer Spatial Variability as a Possible Trigger of Slab Tensile Failure
- Title: Measuring Acoustic Emissions in an Avalanche Starting Zone to Monitor Snow Stability
- Date: 2013-10-07
- Authors: Ingrid Reiweger, Jürg Schweizer
- Description: Evaluating snowpack stability still involves time-consuming and labour-intensive manual tests; in dangerous or remote areas performing such tests migh...
- Object ID: ISSW13_paper_O2-14.pdf
- Keywords: snow avalanche, avalanche release, snow stability evaluation, acoustic emission, precursor
- View additional details about Measuring Acoustic Emissions in an Avalanche Starting Zone to Monitor Snow Stability
- Title: Artificial Avalanche Release as a Protection Measure for Major Roads: The Case Study of Road S.S. 21 “Colle della Maddalena†(CN, Western Italian Alps)
- Date: 2013-10-07
- Authors: Marco Vagliasindi, Alex Theodule, Margherita Maggioni, Elena Levera
- Description: The application of artificial release plans to roads safety management is a very promising prospect. Compared to structural measures, this method usua...
- Object ID: ISSW13_paper_P1-61.pdf
- Keywords: pidav, avalanche interaction with roads, artificial release
- View additional details about Artificial Avalanche Release as a Protection Measure for Major Roads: The Case Study of Road S.S. 21 “Colle della Maddalena†(CN, Western Italian Alps)
- Title: Improvement and Tracking of Helicopter Avalanche Triggering
- Date: 2013-10-07
- Authors: Jean Marc Neuville, Julien Aboulin, David Poulet, Bruno Farizy, Vincent Hélary, Roland Didier, Xavier Gallot-Lavallée
- Description: This new concept called DaisyTrack is a registration unit complementary to the helicopter triggering system DaisyBell. It enables the person in charge...
- Object ID: ISSW13_paper_P1-64.pdf
- Keywords: preventive avalanche release, gas, traceability, geolocalisation
- View additional details about Improvement and Tracking of Helicopter Avalanche Triggering
- Title: The Role of Slope Angle, Ground Roughness and Stauchwall Strength in the Formation of Glide-Snow Avalanches in Forest Gaps
- Date: 2013-10-07
- Authors: T. Feistl, P. Bebi, P. Bartelt
- Description: Mountain forests are a cost-efficient measure to prevent the release of glide-snow avalanches. However, avalanches still release in forest gaps. Well-...
- Object ID: ISSW13_paper_P2-57.pdf
- Keywords: forest avalanches, glide-snow avalanche, release, snow cover
- View additional details about The Role of Slope Angle, Ground Roughness and Stauchwall Strength in the Formation of Glide-Snow Avalanches in Forest Gaps
- Title: Preliminary Measurements and Survey of Snowdrift at the Seehore Avalanche Test Site – Aosta Valley (IT)
- Date: 2013-10-07
- Authors: Maggioni M., Durand N., Frigo B., Pallara O., Freppaz M., Dellavedova P., Segor V., Naaim- Bouvet F., Bellot H.
- Description: In high elevation areas drifting snow influences the snowpack spatial distribution and
consequently its stability. The amount of snow drifted from th...
- Object ID: ISSW13_paper_P2-65.pdf
- Keywords: snowdrift, avalanche release zone, experimental data, nw italian alps
- View additional details about Preliminary Measurements and Survey of Snowdrift at the Seehore Avalanche Test Site – Aosta Valley (IT)
- Title: The Effect of Spatial Variations of Snowpack Properties on Snow Slope Stability: A Mechanically-Based Statistical Approach
- Date: 2013-10-07
- Authors: Johan Gaume, Jürg Schweizer, Alec van Herwijnen, Guillaume Chambon, Nicolas Eckert, Mohamed Naaim
- Description: The spatial variability of snowpack properties has an important impact on snow slope
stability and thus on avalanche formation. Hence, the determinat...
- Object ID: ISSW13_paper_P4-07.pdf
- Keywords: snow avalanche, avalanche release, slab, weak layer, spatial variability, slope stability
- View additional details about The Effect of Spatial Variations of Snowpack Properties on Snow Slope Stability: A Mechanically-Based Statistical Approach
- Title: Infrasound Detection of Avalanches, A New Approach on Managing Avalanche Risks
- Date: 2013-10-07
- Authors: Arnold Kogelnig, Giacomo Ulivieri, Emanule Marchetti, Samuel Wyssen
- Description: The Austrian state road Silvretta Straße B188 is located in the avalanche-exposed
Paznaun Valley. During the winter this road is an important tran...
- Object ID: ISSW13_paper_P4-58.pdf
- Keywords: infrasound, radar, detection, artificial avalanche release
- View additional details about Infrasound Detection of Avalanches, A New Approach on Managing Avalanche Risks
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