Results 31 to 40 of about 289,474 (258)

Impact of Heat Treatment on Microstructure Evolution in Grey Cast Iron EN-GJL-300

open access: yesMetals
This work investigated changes in the microstructure and local mechanical properties after the application of selected heat treatments to EN-GJL-300 grey cast iron.
Peter Petruš   +6 more
doaj   +1 more source

Mapping cellular-scale internal mechanics in 3D tissues with thermally responsive hydrogel probes

open access: yesNature Communications, 2020
Local mechanical properties are important to cellular function; but conventional measurement techniques are limited in intact, living, 3D tissues. Here, the authors report on swellable hydrogel microparticles to monitor mechanical properties in situ via ...
Stephanie Mok   +6 more
doaj   +1 more source

Rheological Microscopy: Local Mechanical Properties from Microrheology

open access: yesPhysical Review Letters, 2003
We demonstrate how tracer microrheology methods can be extended to study submicron scale variations in the viscoelastic response of soft materials; in particular, a semidilute solution of lambda-DNA. The polymer concentration is depleted near the surfaces of the tracer particles, within a distance comparable to the polymer correlation length.
Chen, D. T.   +8 more
openaire   +4 more sources

Comparative Study on Microstructure and Mechanical Properties of Fusion Zones in X65/Ni825 Bimetallic Pipe Welds with Different Filler Metals

open access: yesMetals
X65/Ni825 bimetallic composite pipes combine the load-bearing capacity of pipeline steel with the corrosion resistance of nickel-based alloys, making them promising candidates for harsh oil and gas transportation environments.
Xianqiao Fu   +6 more
doaj   +1 more source

Submicronic-Scale Mechanochemical Characterization of Oxygen-Enriched Materials

open access: yesNanomaterials
Conventional techniques that measure the concentration of light elements in metallic materials lack high-resolution performance due to their intrinsic limitation of sensitivity.
Marie Garnier   +9 more
doaj   +1 more source

Multiscale Modelling and Characterization of Mechanical Properties in Heat-Resistant Alloys

open access: yesCrystals, 2022
Various heat-resistant alloys have been used in industry; however, the bridge between the bulk mechanical properties and the underlying micro- and nanoscopic local properties remains an issue [...]
Ikumu Watanabe   +3 more
doaj   +1 more source

Mechanical Deconvolution of Elastic Moduli by Indentation of Mechanically Heterogeneous Materials

open access: yesFrontiers in Physics, 2021
Most materials are mechanically heterogeneous on a certain length scale. In many applications, this heterogeneity is crucial for the material’s function, and exploiting mechanical heterogeneity could lead to new materials with interesting features, which
J. N. M. Boots   +3 more
doaj   +1 more source

Natural Killer Cells in Paediatric Soft Tissue Sarcomas: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Paediatric soft tissue sarcomas (pSTS) are a rare and heterogeneous group of malignant tumours arising in tissues of mesenchymal origin. The role of natural killer (NK) cells in pSTS remains poorly understood, with evidence fragmented across small preclinical studies and early‐phase clinical trials.
Raya Dean   +7 more
wiley   +1 more source

Investigating the Influence of Process Parameters on the Mechanical Properties of Extruded Aluminum Tubes by Cyclic Indentation Tests

open access: yesMetals, 2021
Given the complex process condition, extruded aluminum (Al) alloy tubes show locally pronounced differences in microstructure and mechanical properties, which can be influenced by subsequent heat treatment. In the present study, cyclic indentation tests (
David Görzen   +5 more
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

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