Results 31 to 40 of about 330,060 (301)

Strain energy density around a breast carcinoma cell. [PDF]

open access: yes, 2012
Strain energy density around an elongated MDA-MB-231 breast carcinoma cell embedded ∼400 µm deep in a collagen gel. An isosurface of strain energy is shown with cuts projected to the coordinate planes as indicated by the transparent planes.
Stefan Münster (175271)   +4 more
core   +1 more source

Deformation and damage properties of rock-like materials subjected to multi-level loading-unloading cycles

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2023
In the process of engineering construction such as tunnels and slopes, rock mass is frequently subjected to multiple levels of loading and unloading, while previous research ignores the impact of unloading rate on the stability of rock mass.
Zhizhen Liu   +4 more
doaj   +1 more source

The strain energy density approach applied to bonded joints [PDF]

open access: yes, 2020
Adhesively bonded joints can be treated as bi-materials characterized by a stress singularity promoted by both geometrical and constitutive discontinuities, very close to the point where the interface between two elastic solids intersects a traction-free
Ferro P.   +3 more
core   +1 more source

Multiscale Investigation of Strain Energy Density for Fatigue Life Prediction [PDF]

open access: yes, 2017
A fatigue life prediction method using strain energy density as a prediction parameter has had success predicting the lifetimes greater than 105 cycles for room and elevated temperatures under axial, bending, and shear loading for different material ...
M.-H. H. Shen   +3 more
core   +1 more source

Research on Energy Dissipation Laws of Coal Crushing under the Impact Loads

open access: yesShock and Vibration, 2021
Dynamic crushing characteristics of coals are closely related with energy absorption and release of coals under certain strain rate. Hence, it is necessary to investigate energy dissipation laws of coal crushing under the impact loads with different ...
Dengke Xu   +3 more
doaj   +1 more source

Photocatalytic Activity and Nano Structural Investigation on Co3O4 Nanoparticles [PDF]

open access: yesNanochemistry Research, 2020
In this study, Co3O4 nanostructure is synthesized from the Co(NO3)2.6H2O reactant through  co-precipitation technique, and then is calcined at different calcination temperatures (CTs).The XRD peak broadening and its corresponding properties, such as ...
Mehran Riazian
doaj   +1 more source

Buckling of Steel Portal Frames Considering Material Non-Linearity

open access: yesDiyala Journal of Engineering Sciences, 2015
In this research, an experimental study was carried out to investigate the failure modes of eight frames with IPE cross-sections. The study was conducted by subjecting these frames to two equal concentrated loads (applied directly on columns); however ...
Orabi Al Rawi   +2 more
doaj   +1 more source

Strain energy-and stress-based approaches revisited in notch fatigue of ductile steels

open access: yesMATEC Web of Conferences, 2018
The constant amplitude, zero-mean stress, axial-fatigue behaviour of plain and bluntly notched AISI 304 L stainless steel specimens is investigated in terms of strain energy density.
Atzori Bruno   +2 more
doaj   +1 more source

Analysis of Energy Transmission and Deformation Characteristics of Coal-Rock Combined Bodies

open access: yesGeofluids, 2022
A coal-rock system is a common combination form in coal mines. In order to explore the energy interchange law of a coal-rock combined body and the interaction relationship between the two bodies, loading tests of coal-rock combined bodies with different ...
Wang Tuo, Qi Fuzhou, Chang Jucai
doaj   +1 more source

Multi-scale modelling of III-nitrides: from dislocations to the electronic structure [PDF]

open access: yes, 2009
Gallium nitride and its alloys are direct band gap semiconductors with a wide variety of applications. Of particular importance are light emitting diodes and laser diodes. Due to the lack of suitable lattice-matched substrates, epitaxial layers contain a

core   +2 more sources

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