Influences of elasticity on the measurement of power law creep parameters by nanoindentation

PS Phani, WC Oliver, GM Pharr - Journal of the Mechanics and Physics of …, 2021 - Elsevier
Indentation testing is a well-known method to measure the rate dependence of the strength
of materials at small scales through a variety of different testing methodologies. In many …

An efficient way of extracting creep properties from short-time spherical indentation tests

F Rickhey, JH Lee, H Lee - Journal of Materials Research, 2015 - cambridge.org
Indentation as a means to extract creep properties has the advantage that it can be applied
directly to micro/nano-structures. Many studies on indentation creep reported at least …

Indentation creep vs. indentation relaxation: A matter of strain rate definition?

P Baral, G Kermouche, G Guillonneau… - Materials Science and …, 2020 - Elsevier
An extensive study of the different methods able to measure material creep properties in
indentation is proposed. A systematic comparison of the fast creep, long-term creep …

On the effective load during nanoindentation creep testing with continuous stiffness measurement (CSM)

PS Phani, WC Oliver, GM Pharr - Journal of Materials Research, 2021 - Springer
The ability to accurately determine the applied load is critical in measuring hardness, which
is traditionally defined as the ratio of the applied load to the projected contact area in the …

On the measurement of power law creep parameters from instrumented indentation

P Sudharshan Phani, WC Oliver, GM Pharr - Jom, 2017 - Springer
Recently the measurement of the creep response of materials at small scales has received
renewed interest largely because the equipment required to perform high-temperature …

Measurement of power-law creep parameters by instrumented indentation methods

C Su, EG Herbert, S Sohn, JA LaManna… - Journal of the …, 2013 - Elsevier
New experimental methods are developed to measure the uniaxial power-law creep
parameters α and n in the relation ε̇= ασn (ε̇ is the creep strain rate and σ is the creep …

[HTML][HTML] Strain rate sensitivity of hardness in indentation creep with conical and spherical indenters taking into consideration elastic deformations

YS Mohammed, DS Stone, AA Elmustafa - International Journal of Solids …, 2021 - Elsevier
Using finite element analysis and analytical modeling, we investigate the strain rate
sensitivity of the hardness in indentation creep (m H) and the relationship between m H and …

[HTML][HTML] Nanoindentation creep testing: Advantages and limitations of the constant contact pressure method

C Minnert, K Durst - Journal of Materials Research, 2022 - Springer
Different loading protocols have been developed in the past to investigate the creep
properties of materials using instrumented indentation testing technique. Recently, a new …

Determination of the creep exponent of a power-law creep solid using indentation tests

Y Cao - Mechanics of Time-Dependent Materials, 2007 - Springer
Based on dimensional analysis, we analysed the indentation of a rigid indenter into a power-
law creep solid for which the relationship between the stress and the strain rate is given by …

Nanoindentation creep of tin and aluminium: A comparative study between constant load and constant strain rate methods

L Shen, WCD Cheong, YL Foo, Z Chen - Materials Science and …, 2012 - Elsevier
Creep properties of polycrystalline Tin (Sn) and single crystal Aluminium (Al) were studied
by two nanoindentation methods, ie, constant load (CL) test and constant strain rate (CSR) …