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Your search for Subject specific surface area (SSA)resulted in 80 records.

Title: A Unique Time Series of Daily and Weekly Snowpack Measurements At Weissfluhjoch, Davos, Switzerland
Date: 2016-10-02
Authors: Neige Calonne, Cecilia Cetti, Charles Fierz, Alec van Herwijnen, Matthias Jaggi, Henning Löwe, M. Matzl, Lino Schmid, Martin Schneebeli
Description: Recently, different efforts were dedicated to improve various components of snowpack models, notably, by including more objective parameters of snow m...
Object ID: ISSW16_P1.39.pdf
Keywords: density, specific surface area, snowpack, monitoring, measurement
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Title: Evaluation of SNOWPACK Metamorphism and Microstructure in a Canadian Context: a Case Study for Snow Stability Assessment
Date: 2016-10-02
Authors: Jean-Benoit Madore, Kevin Côté, Alexandre Langlois
Description: The snow thermodynamic multi-layer model SNOWPACK was developed in order to address the risk of avalanches by simulating the vertical geophysical and ...
Object ID: ISSW16_P3.06.pdf
Keywords: snow grain, snowpack, avalanche, model, stability, metamorphism
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Title: Measuring Snow Surface Temperature: Why, why Not, and How?
Date: 2016-10-02
Authors: Bruce Jamieson, Michael Schirmer
Description: Avalanche mitigation programs measures snow surface temperature, Tss, for up to three objectives: 1) to infer near surface faceting (NSF) from Tss and...
Object ID: ISSW16_O11.02.pdf
Keywords: surface temperature measurement, snow surface, infrared thermometers, contact thermometers, temperature gradient, near surface faceting
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Title: Variations in Individual Danger Level Estimates Within the Same Forecast Region
Date: 2016-10-02
Authors: Frank Techel, Lukas Dürr, Jürg Schweizer
Description: Forecasters in many public avalanche forecast operations rely on field observations and danger (or stability) assessments by experienced and well-trai...
Object ID: ISSW16_O20.02.pdf
Keywords: avalanche forecasting, avalanche danger level, observer-specific bias
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Title: Using a Thin-Blade Tool for Measuring Snow Hardness and Change in Strength of Buried Surface Hoar
Date: 2016-10-02
Authors: Fraser Pogue, David M. McClung
Description: Measuring and tracking changes in the properties of snow layers is important for avalanche forecasting. The accuracy of collecting snow data is depend...
Object ID: ISSW16_P1.19.pdf
Keywords: snow hardness, thin-blade, handheld device, penetration resistance
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Title: Five Seasons of Detailed Surface Hoar Observations: What Have We Learned?
Date: 2016-10-02
Authors: Jordy Hendrikx, Tom Leonard
Description: Since the start of the 2011-12 season the Yellowstone Club Ski Patrol have diligently been collecting detailed observations of surface hoar (SH) prese...
Object ID: ISSW16_P3.07.pdf
Keywords: spatial variability, surface hoar, synoptic approach, forecasting
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Title: Avalanche Forecasting and Messaging for Unusual Avalanche Conditions in a Maritime Snow Climate-Buried Surface Hoar
Date: 2016-10-02
Authors: Steve A. Reynaud
Description: Atypical storm systems impacted the greater Lake Tahoe area during early January 2016 which contributed to the formation and preservation of buried su...
Object ID: ISSW16_P4.23.pdf
Keywords: avalanche forecasting, messaging, buried surface hoar, avalanche fatality
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Title: Artificial Snow and its Impacts in a Ski Resort and its Mountain Hydrosystem: Example of Avoriaz Resort
Date: 2013-10-07
Authors: Elodie Magnier
Description: The practice of artificial snowmaking is recent (1950 in the United States) and since 1990, French resorts, including Avoriaz, as well as their Swiss...
Object ID: ISSW13_paper_O1-11.pdf
Keywords: artificial snow, water resource, mountain area, catchment area, hydrosystem
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Title: Avalanches Induced by Earthquake in North Tochigi Prefecture on 25 February 2013
Date: 2013-10-07
Authors: Hiroki Matsushita, Shinji Ikeda, Yasuhiko Ito, Masaru Matsuzawa, Hiroshi Nakamura
Description: We have investigated characteristics of avalanches induced by the North Tochigi Prefecture earthquake with magnitude of 6.3 on February 2012 in Japan ...
Object ID: ISSW13_paper_P1-41.pdf
Keywords: earthquake-induced avalanches, snow pit observation, stability index
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Title: On Modelling the Formation and Survival of Surface Hoar in Complex Terrain
Date: 2013-10-07
Authors: Nora Helbig, Alec van Herwijnen
Description: Surface hoar crystals form on the snow surface during cold nights. Cloudless sky, humid air and low to moderate wind speeds are required meteorologica...
Object ID: ISSW13_paper_P4-06.pdf
Keywords: surface hoar, spatial variability, complex terrain characteristics, avalanche forecasting
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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: Analysis of Surface Hoar Growth Under Simulated Meteorological Conditions
Date: 2012
Authors: Brad Stanton, Daniel Miller, Edward Adams
Description: Surface hoar, essentially frozen dew, is known to form on cold, clear nights when radiant energy loss to the sky drives the surface temperature of th...
Object ID: issw-2012-179-185.pdf
Keywords: hoarfrost, snow surface temperature, surface hoar, crystal growth
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Title: Modelling Surface Hoar Formation and Evolution on Mountain Slopes
Date: 2012
Authors: Simon Horton, Sascha Bellaire, Bruce Jamieson
Description: Predicting the spatial distribution and persistence of surface hoar layers is a challenge to avalanche forecasters and backcountry recreationists. Thi...
Object ID: issw-2012-194-200.pdf
Keywords: surface hoar, avalanche forecasting, snowpack stratigraphy, persistence, weak snowpack layer
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Title: Cooling and Avalanches
Date: 2012
Authors: Penelope H. Goddard
Description: Avalanches which occur during periods of cooling are important because they can surprise people, even very experienced practitioners. However, the inf...
Object ID: issw-2012-580-585.pdf
Keywords: freezing levels, slab failure, snow surface temperature, snowpack conditions
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Title: Partner Rescue Skills: An Organizational and Individual Assessment Over the 2010-11 and 2011-12 Winter Seasons at Big Sky Resort
Date: 2012
Authors: Jonathan Binger, Chelan Babineau-Z
Description: Avalanche hazard mitigation work is one of the more hazardous aspects of professional ski patrolling. Ski patrollers rely almost entirely on their par...
Object ID: issw-2012-783-785.pdf
Keywords: avalanche hazard, avalanche rescue and survival, ski patrolling
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