Review of nanoindentation size effect: Experiments and atomistic simulation

GZ Voyiadjis, M Yaghoobi - Crystals, 2017 - mdpi.com
Nanoindentation is a well-stablished experiment to study the mechanical properties of
materials at the small length scales of micro and nano. Unlike the conventional indentation …

TiZrNbTaMo high-entropy alloy designed for orthopedic implants: As-cast microstructure and mechanical properties

SP Wang, J Xu - Materials Science and Engineering: C, 2017 - Elsevier
Combining the high-entropy alloy (HEA) concept with property requirement for orthopedic
implants, we designed a Ti 20 Zr 20 Nb 20 Ta 20 Mo 20 equiatomic HEA. The arc-melted …

Depth-sensing nanoindentation measurement techniques and applications

B Bhushan - Microsystem Technologies, 2017 - Springer
To measure nanomechanical properties of surface layers of bulk materials and thin films,
depth-sensing nanoindentation measurement techniques are used commonly. The …

Development of a new high entropy alloy for wear resistance: FeCoCrNiW0. 3 and FeCoCrNiW0. 3+ 5 at.% of C

MG Poletti, G Fiore, F Gili, D Mangherini, L Battezzati - Materials & Design, 2017 - Elsevier
A new high entropy alloy (HEA) has been synthesized using a predictive method recently
developed. The alloy performance is compared to that of a benchmark commercial alloys …

Material length scale of strain gradient plasticity: A physical interpretation

D Liu, DJ Dunstan - International journal of plasticity, 2017 - Elsevier
The physical basis and the magnitude of the material length scale in theories of strain
gradient plasticity are crucial for accounting for size effects in the plastic behavior of metals …

Size effects resolve discrepancies in 40 years of work on low-temperature plasticity in olivine

KM Kumamoto, CA Thom, D Wallis, LN Hansen… - Science …, 2017 - science.org
The strength of olivine at low temperatures and high stresses in Earth's lithospheric mantle
exerts a critical control on many geodynamic processes, including lithospheric flexure and …

Spherical nanoindentation of proton irradiated 304 stainless steel: A comparison of small scale mechanical test techniques for measuring irradiation hardening

JS Weaver, S Pathak, A Reichardt, HT Vo… - Journal of Nuclear …, 2017 - Elsevier
Experimentally quantifying the mechanical effects of radiation damage in reactor materials is
necessary for the development and qualification of new materials for improved performance …

The role of the roughness spectral breadth in elastic contact of rough surfaces

VA Yastrebov, G Anciaux, JF Molinari - … of the Mechanics and Physics of …, 2017 - Elsevier
We study frictionless and non-adhesive contact between elastic half-spaces with self-affine
surfaces. Using a recently suggested corrective technique, we ensure an unprecedented …

Molecular dynamics modeling of nanoindentation

CJ Ruestes, EM Bringa, Y Gao… - … in advanced materials, 2017 - Wiley Online Library
This chapter presents the basics of the method of molecular dynamics (MD) simulation and
explains the issues to consider when applying it to nanoindentation. It focuses on the elastic …

Probing nanoscale damage gradients in ion-irradiated metals using spherical nanoindentation

S Pathak, SR Kalidindi, JS Weaver, Y Wang… - Scientific reports, 2017 - nature.com
We discuss and demonstrate the application of recently developed spherical
nanoindentation stress-strain protocols in characterizing the mechanical behavior of …