Measurement of hardness and elastic modulus by instrumented indentation: Advances in understanding and refinements to methodology

WC Oliver, GM Pharr - Journal of materials research, 2004 - cambridge.org
The method we introduced in 1992 for measuring hardness and elastic modulus by
instrumented indentation techniques has widely been adopted and used in the …

Understanding nanoindentation unloading curves

GM Pharr, A Bolshakov - Journal of materials research, 2002 - cambridge.org
Experiments have shown that nanoindentation unloading curves obtained with Berkovich
triangular pyramidal indenters are usually welldescribed by the power-law relation P= α (h …

Oliver–Pharr indentation method in determining elastic moduli of shape memory alloys—a phase transformable material

Q Kan, W Yan, G Kang, Q Sun - Journal of the Mechanics and Physics of …, 2013 - Elsevier
Instrumented indentation test has been extensively applied to study the mechanical
properties such as elastic modulus of different materials. The Oliver–Pharr method to …

Theoretical Strength and the Onset of Plasticity in Bulk Metallic Glasses Investigated<? format?> by Nanoindentation with a Spherical Indenter

H Bei, ZP Lu, EP George - Physical Review Letters, 2004 - APS
The mechanical behavior of bulk metallic glasses (BMGs) was investigated by
nanoindentation with a spherical indenter. The transition from perfectly elastic behavior to …

Calculating the elastic modulus from nanoindentation and microindentation reload curves

DJ Shuman, ALM Costa, MS Andrade - Materials characterization, 2007 - Elsevier
The Oliver–Pharr method was used to calculate the elastic modulus from the reloading curve
and was compared to the traditional unloading curve method. Nanoindentation and …

Indentation reverse algorithm of mechanical response for elastoplastic coatings based on LSTM deep Learning

X Long, X Ding, J Li, R Dong, Y Su, C Chang - Materials, 2023 - mdpi.com
The load-penetration depth (P–h) curves of different metallic coating materials can be
determined by nanoindentation experiments, and it is a challenge to obtain stress–strain …

A combinatorial approach for efficient mapping of phase diagrams and properties

JC Zhao - Journal of Materials Research, 2001 - cambridge.org
A methodology is developed which extends the combinatorial approaches to structural
materials research and development. This high-efficiency methodology employs diffusion …

Biomechanical properties across trabeculae from the proximal femur of normal and ovariectomised sheep

O Brennan, OD Kennedy, TC Lee, SM Rackard… - Journal of …, 2009 - Elsevier
The elastic behaviour of trabecular bone is a function not only of bone volume and
architecture, but also of tissue material properties. Variation in tissue modulus can have a …

Transmission electron microscopy study of the deformation behavior of Cu/Nb and Cu/Ni nanoscale multilayers during nanoindentation

D Bhattacharyya, NA Mara, P Dickerson… - Journal of Materials …, 2009 - cambridge.org
Nanoscale metallic multilayers, comprising two sets of materials—Cu/Nb and Cu/Ni—were
deposited in two different layer thicknesses—nominally 20 and 5 nm. These multilayer …

Nanoindentation creep of quartz, with implications for rate-and state-variable friction laws relevant to earthquake mechanics

DL Goldsby, A Rar, GM Pharr, TE Tullis - Journal of materials …, 2004 - cambridge.org
The frictional behavior of rocks in the laboratory is reasonably well described by rate-and
state-variable friction laws, which reproduce a rich variety of natural phenomena when used …