Room temperature deformation mechanisms of Mg/Nb nanolayered composites

M Ardeljan, M Knezevic, M Jain, S Pathak… - Journal of Materials …, 2018 - cambridge.org
In this work, the deformation mechanisms underlying the room temperature deformation of
the pseudomorphic body centered cubic (BCC) Mg phase in Mg/Nb nanolayered …

Micropillar compression of LiF [1 1 1] single crystals: effect of size, ion irradiation and misorientation

R Soler, JM Molina-Aldareguia, J Segurado… - International journal of …, 2012 - Elsevier
The mechanical response under compression of LiF single crystal micropillars oriented in
the [111] direction was studied. Micropillars of different diameter (in the range 1–5μm) were …

Cyclic degradation mechanisms in aged FeNiCoAlTa shape memory single crystals

P Krooß, C Somsen, T Niendorf, M Schaper, I Karaman… - Acta materialia, 2014 - Elsevier
This study focuses on the functional stability of [0 0 1]-oriented Fe 41 Ni 28 Co 17 Al 11.5 Ta
2.5 (at.%) single crystals. It is shown that functional degradation of aged FeNiCoAlTa …

Influence of bulk pre-straining on the size effect in nickel compression pillars

AS Schneider, D Kiener, CM Yakacki, HJ Maier… - Materials Science and …, 2013 - Elsevier
Micro-compression tests were performed on pre-strained nickel (Ni) single crystals in order
to investigate the influence of the initial dislocation arrangement on the size dependence of …

Plastic deformation of the C14 Laves phase (Fe, Ni) 2Nb

N Takata, HG Armaki, Y Terada, M Takeyama… - Scripta Materialia, 2013 - Elsevier
Single-crystal micropillar specimens of a hexagonal Laves phase (Fe, Ni) 2Nb, produced by
focused ion beam milling, demonstrated plastic deformation in compression at room …

Large-scale dislocation dynamics simulations of strain hardening of Ni microcrystals under tensile loading

SI Rao, C Woodward, B Akdim, E Antillon… - Acta Materialia, 2019 - Elsevier
The strain hardening in FCC Ni was studied along low index directions using 3-dimensional
discrete dislocation dynamics. Large (20× 20× 50 μm) Ni microcrystals were simulated using …

Fracture testing at small-length scales: From plasticity in Si to brittleness in Pt

BN Jaya, V Jayaram - Jom, 2016 - Springer
The field of micro-/nano-mechanics of materials has been driven, on the one hand by the
development of ever smaller structures in devices, and, on the other, by the need to map …

Twinned nanoporous gold with enhanced tensile strength

EJ Gwak, H Jeon, E Song, NR Kang, JY Kim - Acta Materialia, 2018 - Elsevier
Enhancing tensile strength is crucial to increasing the applicability of nanoporous materials
including nanoporous gold (np-Au) that show mechanical weakness because of their …

Fundamental proximity effects in focused electron beam induced deposition

H Plank, DA Smith, T Haber, PD Rack, F Hofer - ACS nano, 2012 - ACS Publications
Fundamental proximity effects for electron beam induced deposition processes on nonflat
surfaces were studied experimentally and via simulation. Two specific effects were …

Strength and plasticity of nanocrystalline materials and nanosized crystals

GA Malygin - Physics-Uspekhi, 2011 - iopscience.iop.org
The effect of grain boundaries and the crystal surface on the deformation and strength
properties of nanocrystalline and nanosized materials, primarily metals, is reviewed. Basic …