Results 11 to 20 of about 596 (253)

Effect of Ti-B Grain Refiners on Wear and Corrosion of the A332 Alloy with Sr Modification

open access: yesApplied Sciences, 2022
Grain refiners play a critical role in changing characteristics and properties of casting aluminum alloys. The Al-Si alloy (A332) is one of the most popular hypoeutectic alloys with a large range of industrial applications.
Bruno E. Arendarchuck   +6 more
doaj   +1 more source

Dynamic nanoindentation by instrumented nanoindentation and force microscopy: a comparative review [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2013
Viscoelasticity is a complex yet important phenomenon that drives material response at different scales of time and space. Burgeoning interest in nanoscale dynamic material mechanics has driven, and been driven by two key techniques: instrumented nanoindentation and atomic force microscopy.
Sidney R. Cohen, Estelle Kalfon-Cohen
openaire   +3 more sources

Mechanical Characterization of Liposomes and Extracellular Vesicles, a Protocol

open access: yesFrontiers in Molecular Biosciences, 2020
Both natural as well as artificial vesicles are of tremendous interest in biology and nanomedicine. Small vesicles (<200 nm) perform essential functions in cell biology and artificial vesicles (liposomes) are used as drug delivery vehicles.
Daan Vorselen   +3 more
doaj   +1 more source

Pulse-Atomic Force Lithography: A Powerful Nanofabrication Technique to Fabricate Constant and Varying-Depth Nanostructures

open access: yesNanomaterials, 2022
The widespread use of nanotechnology in different application fields, resulting in the integration of nanostructures in a plethora of devices, has addressed the research toward novel and easy-to-setup nanofabrication techniques to realize nanostructures ...
Paolo Pellegrino   +7 more
doaj   +1 more source

Crystal Indentation Hardness

open access: yesCrystals, 2017
There is expanded interest in the long-standing subject of the hardness properties of materials. A major part of such interest is due to the advent of nanoindentation hardness testing systems which have made available orders of magnitude increases in ...
Ronald W. Armstrong   +2 more
doaj   +1 more source

Novel Mechanical Characterization of Austenite and Ferrite Phases within Duplex Stainless Steel

open access: yesMetals, 2020
The microstructure and micromechanical properties of the constitutive phases of a particular duplex stainless steel in various processing conditions have been characterized.
Hossein Besharatloo   +7 more
doaj   +1 more source

Thermal softening-suppressed inter-granular embrittlement of polycrystalline 3C-SiC under diamond cutting

open access: yesMaterials & Design, 2022
While the deformation behavior of grain boundaries has a strong impact on the mechanical response of polycrystalline materials, investigating the coupled thermal–mechanical properties of grain boundaries in their real formats is crucial for enhancing the
Liang Zhao   +5 more
doaj   +1 more source

Nanoindentation of surfactant aggregates

open access: yesJournal of Colloid and Interface Science, 2010
Surfactants are important for a wide range of applications dealing with one-dimensional nanoscale materials, including dispersion of carbon nanotubes, as organic templates in mesoporous silica thin films, and for the fabrication of silica nanowires. There is therefore great interest in better understanding the structure and properties of surfactant ...
Department of Materials Science and Engineering, University of Florida, Gainesville, FL 32611-6400, USA ( host institution )   +3 more
openaire   +3 more sources

Dislocation Reaction Mechanism for Enhanced Strain Hardening in Crystal Nano-Indentations

open access: yesCrystals, 2019
Stress−strain calculations are presented for nano-indentations made in: (1) an ammonium perchlorate (AP), NH4ClO4, {210} crystal surface; (2) an α-iron (111) crystal surface; (3) a simulated test on an α-iron (100) crystal surface.
Ronald W. Armstrong, Wayne L. Elban
doaj   +1 more source

Production and characterization of the Cr35Fe35V16.5Mo6Ti7.5 high entropy alloy

open access: yesNuclear Materials and Energy, 2022
The microstructure, thermal stability, and mechanical properties of a novel Cr35Fe35V16.5Mo6Ti7.5 high-entropy alloy were studied. The mechanical properties were mapped by nanoindentation, and the results correlated with the microstructure and the ...
Y. Ortega   +4 more
doaj   +1 more source

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