Results 21 to 30 of about 75,975 (216)

Fluctuation phenomena in crystal plasticity - a continuum model [PDF]

open access: yes, 2005
On microscopic and mesoscopic scales, plastic flow of crystals is characterized by large intrinsic fluctuations. Deformation by crystallographic slip occurs in a sequence of intermittent bursts ('slip avalanches') with power-law size distribution. In the
Michael Zaiser   +4 more
core   +2 more sources

Spatial Variability of Snow Water Equivalent – The Case Study from the Research Site in Khibiny Mountains, Russia

open access: yesJournal of Hydrology and Hydromechanics, 2019
The aim of the investigation was assessment of spatial variability of the characteristics of snowpack, including the snow water equivalent (SWE) as the main hydrological characteristic of a seasonal snow cover.
Komarov Anton Yu.   +3 more
doaj   +1 more source

Variations of Nivometeorological Parameters During the Winter Season 2023-2024 [PDF]

open access: yesAerul şi Apa: Componente ale Mediului
The paper presents and analyze snow and meteorological parameters of the 2023-2024 winter, measured at the meteorological stations with nivological program (Predeal, Sinaia 1500, Parâng, Semenic, Vlădeasa, Ceahlău-Toaca, Iezer, Călimani, Țarcu, Bâlea-Lac,
Narcisa MILIAN   +3 more
doaj   +1 more source

Cellular-Automata model for dense-snow avalanches [PDF]

open access: yes, 2007
This paper introduces a three-dimensional model for simulating dense-snow avalanches, based on the numerical method of cellular automata. This method allows one to study the complex behavior of the avalanche by dividing it into small elements, whose ...
Avolio M. V.   +7 more
core   +1 more source

Seismically Induced Snow Avalanches: The Central Italy Case

open access: yesFrontiers in Earth Science, 2020
Snow avalanches are critical events due to the sudden instability of snow in mountain regions. Seismically induced snow avalanches, due to a particular type of trigger perturbing snow-covered slopes, are occasional events in geodynamically active ...
Tommaso Piacentini   +4 more
doaj   +1 more source

Emergence of Log-Normal Type Distributions in Avalanche Processes in Living Systems: A Network Model

open access: yesFrontiers in Applied Mathematics and Statistics, 2021
Actin is the major cytoskeletal protein of mammal cells that forms microfilaments organized into higher-order structures by a dynamic assembly-disassembly mechanism with cross-linkers.
Stefano Polizzi   +3 more
doaj   +1 more source

Comparison of simulated powder snow avalanches with photogrammetric measurements

open access: yesAnnals of Glaciology, 2016
Photogrammetric measurements of powder-cloud surfaces from large avalanches enable the observation of cloud evolution and dispersion as well as quantification of cloud velocities and powder volumes. Since 2002, a total of six large powder avalanches have
Lisa Dreier   +3 more
doaj   +1 more source

Spectral measurements of surface hoar crystals

open access: yesJournal of Glaciology, 2017
Surface hoar crystals are common on the surface of mountain snow covers. Once buried, layers of large plate-shaped surface hoar crystals are prone to releasing dangerous snow-slab avalanches. Since snow microstructure influences the optical properties of
SIMON HORTON, BRUCE JAMIESON
doaj   +1 more source

Estimation of Avalanche Hazard in the Settlement of Magurka using Elba+ Model / Posúdenie Ohrozenosti Osady Magurky Lavínami S Použitím Modelu Elba+

open access: yesGeoScience Engineering, 2013
V našej študií sme sa zamerali na moderné softvérové aplikácie umožňujúce simuláciu lavíny. Použili sme model ELBA+, pomocou ktorého sme snažili zhodnotiť ohrozenosť horského prostredia v okolí starej banskej osady Magurka (1 036 m n.
Bartík Martin   +3 more
doaj   +1 more source

A Study on Avalanche-Triggering Factors and Activity Characteristics in Aerxiangou, West Tianshan Mountains, China

open access: yesAtmosphere, 2023
Through analyzing the triggering factors and activity characteristics of avalanches in Aerxiangou in the Western Tianshan Mountains, the formation and disaster-causing process of avalanches were studied to provide theoretical support and a scientific ...
Jie Liu   +6 more
doaj   +1 more source

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