Results 11 to 20 of about 2,596,942 (309)

From the stress response function (back) to the sand pile “dip” [PDF]

open access: yesThe European Physical Journal E, 2005
We relate the pressure `dip' observed at the bottom of a sandpile prepared by successive avalanches to the stress profile obtained on sheared granular layers in response to a localized vertical overload. We show that, within a simple anisotropic elastic analysis, the skewness and the tilt of the response profile caused by shearing provide a qualitative
Atman, A. P. F.   +6 more
openaire   +6 more sources

Kinematic and isotropic strain hardening in copper with highly aligned nanoscale twins

open access: yesMaterials Research Letters, 2018
The kinematic and isotropic strain hardening was investigated in columnar-grained copper with preferentially oriented nanoscale twins deformed at two different strain rates of 5 × 10−5 and 5 × 10−3 s−1.
Hao Wang, Zesheng You, Lei Lu
doaj   +1 more source

Working Memory Alterations After a Romantic Relationship Breakup

open access: yesFrontiers in Behavioral Neuroscience, 2021
Experiencing stress can have a disadvantageous effect on mental well-being. Additional to the relation between suffering from chronic stress and depression, both stress (acute and chronic) and depression are associated with cognitive alterations ...
Anne M. Verhallen   +3 more
doaj   +1 more source

Grain Size Effect on the Mechanical Behavior of Metastable Fe-23Cr-8.5Ni Alloy

open access: yesMetals, 2019
An Fe-23Cr-8.5Ni alloy was used as a model material to study the grain size effect on the mechanical behavior of metastable duplex metal. Alloy samples with different grain sizes ranging from 0.1 to 2 μm were prepared by cold-rolling and annealing ...
Lin Xie   +4 more
doaj   +1 more source

Upper and lower musculoskeletal back pain, stress, physical activity, and organisational work support: An exploratory study of police investigative interviewers

open access: yesHealth Psychology Open, 2022
Police investigative interviewers in special victims’ units have particularly stressing work conditions. Being few in numbers, with highly specialised competence, the health and well-being of this workgroup are key.
Lillis Rabbing   +2 more
doaj   +1 more source

Prevalence of lower back pain and its relation to stress among medical students in Taif University, Saudi Arabia

open access: yesInternational Journal of Preventive Medicine, 2020
Background: Lower back pain (LBP) refers to pain in the back between the last rib and the gluteal fold. Recent psychological research indicates a relevant connection between severe pain and emotional stress.
Lujain H Alturkistani   +6 more
doaj   +1 more source

Positivity of Entropy in the Semi-Classical Theory of Black Holes and Radiation [PDF]

open access: yes, 1993
Quantum stress-energy tensors of fields renormalized on a Schwarzschild background violate the classical energy conditions near the black hole. Nevertheless, the associated equilibrium thermodynamical entropy $\Delta S$ by which such fields augment the ...
B. P. Jensen   +16 more
core   +3 more sources

Additional hardening in harmonic structured materials by strain partitioning and back stress

open access: yesMaterials Research Letters, 2018
Deformation behavior of a harmonic structured material (HSM), core–shell 304L stainless steel, is investigated using micro-digital image correlation (micro-DIC). High strain-partitioning between core and shell is observed.
Hyung Keun Park   +4 more
doaj   +1 more source

Maladaptive stress coping: An additional psychological factor in the process of chronification of pain or pruritus

open access: yesJournal of Affective Disorders Reports, 2021
Background: Inflammatory skin diseases with chronic pruritus and chronic back pain are very common symptoms in the general population and are associated with a reduced quality of life (QOL).
Petra Staubach   +3 more
doaj   +1 more source

A simple stress test of experimenter demand effects [PDF]

open access: yes, 2014
As a stress test of experimenter demand effects, we run an experiment where subjects can physically destroy coupons awarded to them. About one subject out of three does.
Fleming, Piers, Zizzo, Daniel John
core   +1 more source

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