[HTML][HTML] Development of a new generation of quench and partitioning steels: Influence of processing parameters on texture, nanoindentation, and mechanical …

EA Ariza-Echeverri, M Masoumi, AS Nishikawa… - Materials & Design, 2020 - Elsevier
A novel quenching and partitioning process (Q&P) including the hot stamping (HS) process
was studied, using two stamping temperatures (750° C and 800° C) and two quenching …

Boundary characterization using 3D mapping of geometrically necessary dislocations in AM Ta microstructure

WA Witzen, AT Polonsky, PF Rottmann… - Journal of Materials …, 2022 - Springer
Additive manufacturing (AM) of high strength metallic materials produces microstructures
and defects that deviate substantially from those created through conventional …

Influence of loading rate on nanohardness of sapphire

M Bhattacharya, A Dey, AK Mukhopadhyay - Ceramics International, 2016 - Elsevier
This work reports the loading rate effect on nanohardness of sapphire. The intrinsic
nanoscale contact deformation resistance of sapphire increased with the loading rates …

Using local GND density to study SCC initiation

N Saravanan, PS Karamched, J Liu, C Rainasse… - Ultramicroscopy, 2020 - Elsevier
Strain and geometric necessary dislocations (GNDs) have been mapped with nm-resolution
around grain boundaries affected by stress corrosion cracking (SCC) or intergranular …

Analysis of local grain boundary strengthening utilizing the extrinsic indentation size effect

PP Soman, EG Herbert, KE Aifantis… - Journal of Materials …, 2019 - cambridge.org
The extrinsic indentation size effect (ISE) is utilized to analyze the depth-dependent
hardness for Berkovich indentation of non-uniform dislocation distributions with one and two …

Lower-bound dislocation density mapping in microcoined tantalum using high-resolution electron backscatter diffraction

GC Randall, KR Hansen, B Jackson… - Materials …, 2019 - Elsevier
High-resolution electron backscatter diffraction (HR-EBSD) is used to map the geometrically
necessary dislocation (GND) density in the cross-sections of annealed, rolled, and …

An examination of the indentation size effect in FCC metals and alloys from a kinetics based perspective using nanoindentation

DE Stegall - 2016 - digitalcommons.odu.edu
The indentation size effect (ISE) in metals is described as the rise in hardness with
decreasing depth of indentation and contradicts conventional plasticity behavior. The goal of …

Dislocation transmission through copper grain boundaries at the micron scale

NV Malyar - 2017 - hss-opus.ub.ruhr-uni-bochum.de
RUB-Repository - Dislocation transmission through copper grain boundaries at the micron scale
Deutsch OPUS UB Bochum RUB » Bibliotheksportal Home Search Browse Publish FAQ OPUS …

Mechanisms of Strain Localization in Ultrafine-Grained Tungsten

BG Butler - 2018 - search.proquest.com
The material properties of tungsten are described in a long list of extremes. It has an
extraordinarily high strength, density, stiffness, thermal conductivity, and melting-point. This …

[PDF][PDF] Experimental investigation of plastic deformation induced dislocation systems

S Kalácska - PhD Disszertáció, 2017 - researchgate.net
In materials science a deeper understanding of the collective properties of the linear lattice
defects–the dislocations–is essential for the development of new materials. The mechanical …