Critical review of nanoindentation-based numerical methods for evaluating elastoplastic material properties

X Long, R Dong, Y Su, C Chang - Coatings, 2023 - mdpi.com
It is well known that the elastoplastic properties of materials are important indicators to
characterize their mechanical behaviors and are of guiding significance in the field of …

Determination of gradient residual stress for elastoplastic materials by nanoindentation

Z Shen, R Dong, J Li, Y Su, X Long - Journal of Manufacturing Processes, 2024 - Elsevier
Residual stress is an important manufacture factor affecting the working life of components
and structures. In this paper, a dimensionless method is proposed to determine the residual …

Strain rate shift for constitutive behaviour of sintered silver nanoparticles under nanoindentation

X Long, Q Jia, Z Shen, M Liu, C Guan - Mechanics of Materials, 2021 - Elsevier
As one of the promising packaging materials, the paste of silver nanoparticles (AgNPs)
reinforced by SiC particles is investigated in this study for microstructure, thermal stability …

Unveiling the damage evolution of SAC305 during fatigue by entropy generation

X Long, Y Guo, Y Su, KS Siow, C Chen - International Journal of …, 2023 - Elsevier
Low-cycle thermal-mechanical fatigue loadings induce progressive and permanent
degradation of mechanical properties of lead-free solder materials, and thus reduce the …

Characterization of distribution of residual stress in shot-peened layer of nickel-based single crystal superalloy DD6 by nanoindentation technique

M Liu, Q Zheng, X Wang, C Xu - Mechanics of Materials, 2022 - Elsevier
Hardness, elastic modulus, yield strength, work hardening exponent, and residual stress
within shot-peened layer of nickel-based single crystal superalloy DD6 were experimentally …

[HTML][HTML] Size effect of nickel-based single crystal superalloy revealed by nanoindentation with low strain rates

X Long, Z Shen, J Li, R Dong, M Liu, Y Su… - Journal of Materials …, 2024 - Elsevier
Size effect of the nickel-based single crystal superalloy DD6 is investigated in this study by
performing nanoindentation experiments and finite element (FE) simulations by …

Dimensionless analysis to determine elastoplastic properties of thin films by indentation

X Long, J Li, Z Shen, Y Su - Coatings, 2022 - mdpi.com
By assuming the elastoplastic properties of thin-film materials, a reverse analysis method is
proposed by deriving a dimensionless function for the indentation process. The substrate …

Reverse analysis of surface strain in elasto-plastic materials by nanoindentation

X Long, Z Shen, C Lu, Q Jia, C Guan… - … Journal of Applied …, 2021 - World Scientific
In this study, nanoindentation technology is utilized to investigate the in situ mechanical
behavior of small-sized packaging materials. Rather than the ideal cases with unprestressed …

Strain rate sensitivity of sintered silver nanoparticles using rate-jump indentation

X Long, W Tang, Y Feng, C Chang, LM Keer… - International Journal of …, 2018 - Elsevier
Nanoindentation experiments were performed at room temperature on pressure-less
sintered silver nanoparticles (AgNP) samples. Two representative die attach solder …

Study of mechanical properties of Ag nanoparticle-modified graphene/Sn-Ag-Cu solders by nanoindentation

YD Han, Y Gao, ST Zhang, HY Jing, J Wei… - Materials Science and …, 2019 - Elsevier
In this study, mechanical mixing and ball milling were used to mix a variety of different mass
fractions of Ag nanoparticle-modified graphene nanosheets (Ag-GNSs) and Sn-Ag-Cu …