Results 1 to 10 of about 1,091 (115)

Dislocation creep of olivine: Backstress evolution controls transient creep at high temperatures [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2021
Abstract Transient creep occurs during geodynamic processes that impose stress changes on rocks at high temperatures. The transient is manifested as evolution in the viscosity of the rocks until steady‐state flow is achieved.
Lars N. Hansen   +4 more
openaire   +3 more sources

Strain Range Dependent Cyclic Hardening of 08Ch18N10T Stainless Steel-Experiments and Simulations. [PDF]

open access: yesMaterials (Basel), 2019
This paper describes and presents an experimental program of low-cycle fatigue tests of austenitic stainless steel 08Ch18N10T at room temperature. The low-cycle tests include uniaxial and torsional tests for various specimen geometries and for a vast ...
Fumfera J   +4 more
europepmc   +3 more sources

Biomechanics of single cortical neurons. [PDF]

open access: yesActa Biomater, 2011
This study presents experimental results and computational analysis of the large strain dynamic behavior of single neurons in vitro with the objective of formulating a novel quantitative framework for the biomechanics of cortical neurons.
Bernick KB   +3 more
europepmc   +3 more sources

An Intensive Observation of Calving at Helheim Glacier, East Greenland. [PDF]

open access: yesOceanography (Wash D C), 2016
Calving of glacial ice into the ocean from the Greenland Ice Sheet is an important component of global sea level rise. The calving process itself is relatively poorly observed, understood, and modeled; as such, it represents a bottleneck in improving ...
Holland DM   +10 more
europepmc   +5 more sources

Ratcheting Simulation of Additively Manufactured Aluminum 4043 Samples through Finite Element Analysis

open access: yesApplied Sciences, 2023
This study presents a finite element-based ratcheting assessment of additively manufactured aluminum 4043 samples undergoing asymmetric loading cycles.
M. Servatan   +2 more
doaj   +1 more source

Ratcheting–Fatigue Damage Assessment of Additively Manufactured SS304L and AlSi10Mg Samples under Asymmetric Stress Cycles

open access: yesMetals, 2023
The present study aims to investigate the interaction of ratcheting and fatigue phenomena for additively manufactured (AM) samples of SS304L and AlSi10Mg undergoing uniaxial asymmetric stress cycles.
M. Servatan   +2 more
doaj   +1 more source

Local Ratcheting at the Notch Region of Non-Press-Fitted and Press-Fitted Al 7075-T6 Samples Undergoing Asymmetric Stress Cycles

open access: yesMetals, 2023
The present study evaluated the ratcheting response of notched and press-fitted Al 7075-T6 specimens under stress-controlled asymmetric cycles. The degree of the interference fit (DIF) directly influenced the magnitude and the rate of progressive plastic
F. Hatami, A. Varvani-Farahani
doaj   +1 more source

Evaluating the effectiveness of combined hardening models to determine the behavior of a plate with a hole under combined loadings

open access: yesEuropean Mechanical Science, 2022
Geometrical discontinuities in a material such as holes and notches on machine elements are called as critical regions due to the stress concentrations. They are the potential failure initiation locations Therefore, researchers put significant effort on ...
Toros Arda Akşen   +2 more
doaj   +1 more source

Effects of calving and submarine melting on steady states and stability of buttressed marine ice sheets

open access: yesJournal of Glaciology, 2022
Mass loss from ice shelves is a strong control on grounding-line dynamics. Here we investigate how calving and submarine melt parameterizations affect steady-state grounding-line positions and their stability.
Marianne Haseloff, Olga V. Sergienko
doaj   +1 more source

Back-Stress and Its Evolution during Primary Creep in Particle Strengthened Nickel Superalloys

open access: yesCrystals, 2020
According to Eshelby’s theory, inelastically inhomogeneous inclusions in a metallic matrix give rise to a distribution of internal stresses. In the case of particle strengthened materials, such as nickel base superalloys, the presence and evolution of ...
Sanket Sarkar   +5 more
doaj   +1 more source

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