Effects of Fe atoms on hardening of a nickel matrix: Nanoindentation experiments and atom-scale numerical modeling

L Kurpaska, FJ Dominguez-Gutierrez, Y Zhang… - Materials & Design, 2022 - Elsevier
Significant hardening effect due to Fe concentrations in Ni-based alloys with face-centered-
cubic structure has been studied by using a combined experimental and atomistic-based …

Atomistic modelling of nanoindentation in iron and silver

D Christopher, R Smith, A Richter - Nanotechnology, 2001 - iopscience.iop.org
Experimental and theoretical investigations of nanoindentation into fcc silver and bcc iron
were performed, including an investigation of the effect near the grain boundaries …

Defect generation and pileup of atoms during nanoindentation of Fe single crystals

R Smith, D Christopher, SD Kenny, A Richter, B Wolf - Physical Review B, 2003 - APS
Complementary large scale molecular-dynamics simulations and experiments have been
carried out to determine the atomistic mechanisms of the nanoindentation process in single …

Atomistic simulations of nanoindentation in the presence of vacancies

EK Njeim, DF Bahr - Scripta materialia, 2010 - Elsevier
This paper investigates the effect of vacancies on dislocation nucleation in iron by means of
molecular dynamics atomistic simulations at low temperatures. Increasing the vacancy …

Determination of plastic properties of polycrystalline metallic materials by nanoindentation: Experiments and finite element simulations

B Backes, K Durst, M Goeken - Philosophical Magazine, 2006 - Taylor & Francis
Nanoindentation experiments at low indentation depths are strongly influenced by
micromechanical effects, such as the indentation size effect, pile-up or sink-in behaviour and …

Atomistic simulations of elastic deformation and dislocation nucleation during nanoindentation

ET Lilleodden, JA Zimmerman, SM Foiles… - Journal of the Mechanics …, 2003 - Elsevier
Nanoindentation experiments have shown that microstructural inhomogeneities across the
surface of gold thin films lead to position-dependent nanoindentation behavior [Phys. Rev. B …

Three-dimensional modeling of indent-induced plastic zone at a mesoscale

MC Fivel, CF Robertson, GR Canova, L Boulanger - Acta materialia, 1998 - Elsevier
In order to better understand how an indent-induced plastic zone forms, the experimental
conditions associated with nanoindentation testing on fcc crystals are modeled, using a …

Atomic-scale simulations of nanoindentation-induced plasticity in copper crystals with nanometer-sized nickel coatings

D Saraev, RE Miller - Acta Materialia, 2006 - Elsevier
The mechanical behaviour of very small volumes differs from what is typically observed on
the macrolevel. In particular, thin metal films with nanometer-sized coatings possess …

Dislocation based plasticity in the case of nanoindentation

K Zhao, AE Mayer, J He, Z Zhang - International Journal of Mechanical …, 2018 - Elsevier
Understanding plasticity initiation and evolution in nanoindentation tests is a fundamental
issue. In this study, a continuum model is developed to analytically predict the force-depth …

[HTML][HTML] Atomistic simulations of nanoindentation

I Szlufarska - Materials Today, 2006 - Elsevier
Our understanding of mechanics is pushed to its limit when the functionality of devices is
controlled at the nanometer scale. A fundamental understanding of nanomechanics is …