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Your search for Keyword "crystals"resulted in 35 records.

Title: SAHARAN DUST DEPOSITION AND AVALANCHES: HOW MINERAL PARTICLES AFFECT THE SNOWPACK
Date: 2026-09-28
Authors: C. Artoni, G. Lorenzoni, M.A.C. Potenza, B. Delmonte, C. Mangili, L. Teruzzi, V. Raspagni, V. Maggi
Description: Saharan dust intrusions are recurring events across the European Alps and other mid-latitude mountain ranges, depositing mineral particles onto season...
Object ID: ISSW2026_P4.43.pdf
Keywords: saharan dust, red snow, melt-freeze crust, faceted crystals, persistent weak layers, wet-snow avalanches, snowpack metamorphism, avalanche forecasting
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Title: RELATIONSHIP BETWEEN ICE FRAGMENTS IN CLOUDS AND PRECIPITATION PARTICLES DURING SNOW FALL EVENTS IN DEPENDENCY OF METEOROLOGICAL PARAMETERS – A CASE STUDY AT SONNBLICK OBSERVATORY, AUSTRIA
Date: 2024-09-23
Authors: Veronika Krieger, Anna Heuberger, Julia Burkart, Elke Ludewig
Description: The Sonnblick observatory is the highest observatory in Austria located on the peak of Rauriser Sonnblick at 3’106 m.s.l.. It is operated by Geos...
Object ID: ISSW2024_P8.28.pdf
Keywords: snow crystals, crystal growth, holographic image, nakaya diagram, in-cloud particles
View additional details about RELATIONSHIP BETWEEN ICE FRAGMENTS IN CLOUDS AND PRECIPITATION PARTICLES DURING SNOW FALL EVENTS IN DEPENDENCY OF METEOROLOGICAL PARAMETERS – A CASE STUDY AT SONNBLICK OBSERVATORY, AUSTRIA

Title: CRYSTAL CARD CHRONICLES PART I
Date: 2023-10-08
Authors: Steven Conger
Description: Avalanche work is the mother of necessity. Innovation and invention have been hallmarks of the cross-over between the science of snow and the practica...
Object ID: ISSW2023_P3.03.pdf
Keywords: grain form, snow crystals, field book, snow profile
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Title: Evolution of non-persistent weak layer and snowpack stability during snowfall
Date: 2018-10-07
Authors: Hiroki Matsushita, Wataru Takahashi, Masaru Matsuzawa, Joji Takahashi
Description: To clarify the conditions under which avalanches triggered by the failure of the nonpersistent weak layer are likely, field observations of temporal c...
Object ID: ISSW2018_P10.31.pdf
Keywords: non-persistent weak layer, unrimed crystals, snow density, compressive viscosity.
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Title: Red Snow: killer of the snowpack stability?
Date: 2018-10-07
Authors: Valt Mauro, Maria Cristina Prola
Description: The presence of dusty sand from the Sahara desert in precipitations over Central- Southern Europe is a frequent phenomenon. These pockets of dust have...
Object ID: ISSW2018_P10.32.pdf
Keywords: snow cover, snow crystals, chlamydococcus nivalis, stability, red snow
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Title: Utilisation of the SM4 Automatic Snowpack Sensor in Avalanche Forecasting
Date: 2016-10-02
Authors: Harpa Grimsdottir, Orn Ingolfsson, Magni H. Jonsson, Vidir Arnarson, Halfdan Ingolfsson, Sveinn Brynjolfsson, Gestur Hansson
Description: A small innovation company in Iceland, POLS Engineering, has developed the SM4 automatic snowpack sensor that is currently installed at over 30 locati...
Object ID: ISSW16_P1.30.pdf
Keywords: avalanche forecasting, snow sensor, automatic warnings, snow crystals, snow depth, facets
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Title: Producing Nature-Like Snow in a Supercooled Cloud for Laboratory Experiments
Date: 2016-10-02
Authors: Ursula Enzenhofer, Michael Bacher, Sergey Sokratov, Christian Mahr, Johannes Müller, Ulrich Worthmann, Ingrid Reiweger
Description: We here introduce our cloud chamber which enabled us to grow snow crystals from water vapour under conditions similar to those in natural clouds. The ...
Object ID: ISSW16_P1.35.pdf
Keywords: ice crystals, snow formation, technical snow, supercooled cloud
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Title: Using a Thermal Imager to Quantify Buried Thermal Structure in Natural Snow
Date: 2012
Authors: Cora Shea, Bruce Jamieson, Karl Birkeland
Description: Avalanche researchers and practitioners have long measured snowpack temperatures in snow pits with thermometers about 10 cm apart. This led to the ass...
Object ID: issw-2012-267-276.pdf
Keywords: temperature gradient, thermal imaging, snow crystals, snow stability tests
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Title: Properties of Weak Layers Composed of Precipitation Particles In and Near Avalanche Starting Zones in Japan
Date: 2012
Authors: Shinji Ikeda, Tomoyuki Noro
Description: To gain further insight into the properties of weak layers composed of precipitation particles(PP weak layer), we analyzed 18 measurement datasets. A...
Object ID: issw-2012-586-590.pdf
Keywords: weak layer, fracture lines, snow crystals, avalanche forecast
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Title: Monitoring Snowpack Temperature Gradient Using Automatic Snow Depth Sensor
Date: 2012
Authors: Örn Ingólfsson, Harpa Grímsdóttir, Magni Hreinn Jónsson
Description: An instrument for measuring snow depth and snow temperature has been developed by POLS engineering in Iceland. The snow sensor (SM4) consists of a ser...
Object ID: issw-2012-956-960.pdf
Keywords: snow sensor, avalanche monitoring, snowpack temperature, faceted crystals, weak layers
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Title: Surface Hoar Morphology and Association With Snow Surface Substrate
Date: 2010
Authors: Eric White, Edward E. Adams
Description: Field observations of surface hoar crystal formation onto the snow surface raised the question of the potential influence which the surface snow grain...
Object ID: ISSW_P-027.pdf
Keywords: snow crystals, snowpack, surface hoar, macrophotography
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Title: Controlling Crystal Habit in a Small Scale Snowmaker
Date: 2009
Authors: Josephine Bones, E.E. Adams
Description: The crystal habit, plates or columns, in snow crystals is dependent on atmospheric temperature. The secondary feature of the crystal, plates versus d...
Object ID: issw-2009-0067-0071.pdf
Keywords: controlling crystal habit, growing snow crystals
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Title: Snow Cream: A Review of Best Practices and Call for the Establishment of a Permanent Research Program
Date: 2008-09-22
Authors: Chris Borstad, Eirik Sharp, Catherine Brown, Mike Smith, Alison Dakin, Tannis Dakin
Description: Snow cream is a dessert similar to ice cream with the distinction that it is made with snow crystals. Snow cream is typically made by combining and mi...
Object ID: P__8250.pdf
Keywords: dessert, thermodynamics, snow crystals
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Title: Methods of Photographing Snow Crystals
Date: 2008-09-22
Authors: Kelly Elder
Description: Photography has been used to capture images of snow crystals for over a century. Microphotography and macrophotography allow quantification of shape a...
Object ID: P__8063.pdf
Keywords: snow crystals, macrophotography, microphotography
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Title: Implementation of Depth Hoar Factor into the Snowpack Model
Date: 2008-09-22
Authors: Hiroyuki Hirashima, Osamu Abe, Atsushi Sato, Michael Lehning
Description: In the SNOWPACK model, shear strength has been estimated as a function of the snow density using expressions depending on grain types. Therefore, the ...
Object ID: P__8025.pdf
Keywords: snowpack model, faceted crystals, rounded grains, shear strength
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