A review on size‐dependent mechanical properties of nanowires

M Nasr Esfahani, BE Alaca - Advanced Engineering Materials, 2019 - Wiley Online Library
The primary challenge to exploit the nanowire as a truly one‐dimensional building block in
nanoscale devices is the clear incorporation of scale effects into the operational …

Mechanics of crystalline nanowires

HS Park, W Cai, HD Espinosa, H Huang - MRS bulletin, 2009 - cambridge.org
Nanowires are among the most exciting one-dimensional nanomaterials because of their
unique properties, which result primarily from their chemical composition and large surface …

Size effects on the mechanical behavior of nanoporous Au

J Biener, AM Hodge, JR Hayes, CA Volkert… - Nano …, 2006 - ACS Publications
Recent nanomechanical tests on submicron metal columns and wires have revealed a
dramatic increase in yield strength with decreasing sample size. Here, we demonstrate that …

Plasticity of metal nanowires

CR Weinberger, W Cai - Journal of Materials Chemistry, 2012 - pubs.rsc.org
The mechanisms of plasticity in metal nanowires with diameters below 100 nm are
reviewed. At these length scales, plasticity in face-centered-cubic metals subjected to …

Emergence of strain-rate sensitivity in Cu nanopillars: Transition from dislocation multiplication to dislocation nucleation

AT Jennings, J Li, JR Greer - Acta Materialia, 2011 - Elsevier
We demonstrate strain-rate sensitivity emerging in single-crystalline Cu nanopillars with
diameters ranging from 75 up to 500nm through uniaxial deformation experiments …

Size-dependent deformation of nanocrystalline Pt nanopillars

XW Gu, CN Loynachan, Z Wu, YW Zhang… - Nano …, 2012 - ACS Publications
We report the synthesis, mechanical properties, and deformation mechanisms of
polycrystalline, platinum nanocylinders of grain size d= 12 nm. The number of grains across …

Curvature-dependent surface energy and implications for nanostructures

P Chhapadia, P Mohammadi, P Sharma - … of the Mechanics and Physics of …, 2011 - Elsevier
At small length scales, several size-effects in both physical phenomena and properties can
be rationalized by invoking the concept of surface energy. Conventional theoretical …

Orientation dependent deformation behaviour of BCC iron nanowires

G Sainath, BK Choudhary - Computational Materials Science, 2016 - Elsevier
Molecular dynamics (MD) simulations were carried out to investigate the effect of orientation
on the deformation behaviour of body centered cubic (BCC) iron nanowires. Nanowires with …

Mechanical response of nanoporous gold

D Farkas, A Caro, E Bringa, D Crowson - Acta Materialia, 2013 - Elsevier
We report the results of computational tensile and compressive tests for model bi-continuous
nanoporous gold structures using atomistic simulations with empirical many-body potentials …

Strengthening in gold nanopillars with nanoscale twins

KA Afanasyev, F Sansoz - Nano Letters, 2007 - ACS Publications
The role of growth twin boundaries on the slip activity of gold nanopillars under uniaxial
compression was investigated by molecular dynamics simulation. A new type of size …