Measurement of hardness and elastic modulus by load and depth sensing indentation: Improvements to the technique based on continuous stiffness measurement

P Sudharshan Phani, WC Oliver, GM Pharr - Journal of Materials …, 2021 - Springer
… of the loaddisplacement response or the increase in load after accounting for the instrument’s
contribution to the measurements. The slope-based criterion is usually better than the …

[HTML][HTML] Investigating the elastic modulus and hardness properties of a high entropy alloy coating using nanoindentation

M Dada, P Popoola, N Mathe, S Adeosun… - International Journal of …, 2021 - Elsevier
… The elastic modulus and hardness of each sample were calculated by analyzing the load-displacement
curves based on the Oliver & Pharr method using a diamond Berkovich indenter …

[HTML][HTML] Inverse estimation approach for elastoplastic properties using the load-displacement curve and pile-up topography of a single Berkovich indentation

K Goto, I Watanabe, T Ohmura - Materials & Design, 2020 - Elsevier
elastic modulus (E r ) and indentation hardness (H it ) are calculated from the load-displacement
depth, P max is the maximum load and A (hc) is contact area at h = h c . E and ν are …

Extracting hardness and Young's modulus from loaddisplacement curves

SJ Bull - International Journal of Materials Research, 2022 - degruyter.com
… the high-load transition from loading to unloading and … determining hardness and Young's
modulus using the Oliver and Pharr method since they can affect the maximum displacement, …

Advances in the measurement of hardness at high strain rates by nanoindentation

BL Hackett, P Sudharshan Phani, CC Walker… - Journal of Materials …, 2023 - Springer
methods for measuring hardness at high strain rates focused on directly measuring the forces
and displacements … Both have an elastic modulus, E, of about 70 GPa. Single crystalline …

Elastic modulus and hardness of cubic GaN grown by molecular beam epitaxy obtained by nanoindentation

SAG Hernández, VDC García, EL Luna, MA Vidal - Thin Solid Films, 2020 - Elsevier
… With this procedure the load-displacement curves for each nanoindentation were obtained.
The hardness and elastic modulus were then obtained using the method developed by Oliver…

[HTML][HTML] Uncertainty in the determination of elastic modulus by tensile testing

S Kostic, J Miljojkovic, G Simunovic, D Vukelic… - … science and technology …, 2022 - Elsevier
… effects of each quantity on the test result improves the reliability of the test procedure. …
due to errors in the displacement measurement and uncertainty due to evaluated quantities (eg …

Accurate measurement of thin film mechanical properties using nanoindentation

S Zak, COW Trost, P Kreiml, MJ Cordill - Journal of Materials Research, 2022 - Springer
… of the loaddisplacement curve from the bulk loaddisplacement curve. By defining the
CRTDs over the elastic and plastic fields for the hardness and elastic modulus, respectively, the …

Elevated temperature mechanical properties of Inconel 617 surface oxide using nanoindentation

S Salari, MS Rahman, AA Polycarpou… - Materials Science and …, 2020 - Elsevier
technique is used to obtain load-displacement graphs of the … technique to measure elastic
modulus and hardness along … load and hold (CLH), which is loading to a maximum load and …

Theoretical model for determining elastic modulus of ceramic materials by nanoindentation

H Xiao, X Wang, C Long - Materialia, 2021 - Elsevier
… for improvement, although the significant progress were made in recent years [37]. In this
paper, using … were derived to relate load-displacement data to elastic modulus. In addition, the …