Results 21 to 30 of about 943,889 (286)

Influence of rheologically weak layers on fault architecture: insights from analogue models in the context of the Northern Alpine Foreland Basin

open access: yesSwiss Journal of Geosciences, 2022
We present a series of analogue models inspired by the geology of the Zürcher Weinland region in the Northern Alpine Foreland Basin of Switzerland to explore the influence of rheological weak, i.e.
Frank Zwaan   +3 more
doaj   +1 more source

Study on the Creep and Fracture Evolution Mechanism of Rock Mass with Weak Interlayers

open access: yesAdvances in Materials Science and Engineering, 2022
To study the influence of weak interlayers on the creep failure characteristics of rock masses, based on the continuous-discontinuous method (CDEM), the uniaxial compression creep experiments of rock masses containing weak layers were numerically ...
Na Zhao   +3 more
doaj   +1 more source

Stability of a bi-layer free film: simultaneous or individual rupture events? [PDF]

open access: yes, 2015
We consider the stability of a long free film of liquid composed of two immiscible layers of differing viscosities, where each layer experiences a van der Waals force between its interfaces.
Feng, Jie   +4 more
core   +1 more source

A Weak Layer in the Mantle? [PDF]

open access: yesGeophysical Journal International, 1937
Summary The paper discusses the effect of a weak layer in the upper mantle on the deformation of the crust arising from atmospheric loading, and on the isostatic compensation process. It also points out that S phases with periods of I second are much more strongly damped than S phases with periods of 10 seconds or more, and than P phases with short ...
openaire   +2 more sources

Evaluating snow weak-layer failure parameters through inverse finite element modelling of shaking-platform experiments [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2015
Snowpack weak layers may fail due to excess stresses of various natures, caused by snowfall, skiers, explosions or strong ground motion due to earthquakes, and lead to snow avalanches.
E. A. Podolskiy   +3 more
doaj   +1 more source

Ultimate capacity of piles penetrating in weak soil layers

open access: yesMATEC Web of Conferences, 2018
A pile foundation is one of the most popular forms of deep foundations. They are routinely employed to transfer axial structure loads through the soft soil to stronger bearing strata.
Al-Obaidi Ahmed, Mahmood Pinar
doaj   +1 more source

Modeling weak snow layer fracture in propagation saw test using an ice column model

open access: yesArctic, Antarctic, and Alpine Research, 2022
Fracture initiation and propagation in a weak snow layer are two primary processes of the slab avalanche formation process. This study proposes a model for the weak snow layer and investigates the fracture propagation process.
Agraj Upadhyay   +2 more
doaj   +1 more source

The influence of weak layers on thrust structure deformation: A finite element numerical simulation study

open access: yesDizhi lixue xuebao
Objective  As ubiquitous critical structural units in sedimentary basins, weak layers are characterized by low shear strength, low Young’s modulus, and pronounced plastic rheological behavior, playing a key role in stress accommodation and strain ...
MA Jia   +5 more
doaj   +1 more source

Marine Geotechnical Research in Greece: A Review of the Current Knowledge, Challenges and Prospects

open access: yesJournal of Marine Science and Engineering
Greece is expanding its energy grid system with submarine power and fiber optic cables between the mainland and the Aegean Sea islands. Additionally, pipelines have been installed to support natural gas facilities, and sites are being demarcated for the ...
Nikolaos-Kimon Chtouris, Thomas Hasiotis
doaj   +1 more source

On the compressive strength of weak snow layers of depth hoar

open access: yesJournal of Glaciology
We determined the compressive strength of weak layers of faceted crystals and depth hoar using artificially grown samples with a wide range of microstructural morphologies in a cold laboratory setup.
Jakob Schöttner   +9 more
doaj   +1 more source

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