Review of uniqueness challenge in inverse analysis of nanoindentation

X Long, Y Li, Z Shen, Y Su, T Gu, KS Siow - Journal of Manufacturing …, 2024 - Elsevier
Accurately obtaining the mechanical properties of materials is crucial for materials property
evaluations and engineering designs. Nanoindentation technology has emerged as an …

[HTML][HTML] Evaluation of thin film material properties using a deep nanoindentation and ANN

G Han, KP Marimuthu, H Lee - Materials & Design, 2022 - Elsevier
Due to the substrate effect, there are several difficulties to evaluate the material properties of
thin films via nanoindentation. In this study, an inverse analysis method based on an artificial …

[HTML][HTML] Reverse analysis of constitutive properties of sintered silver particles from nanoindentations

X Long, QP Jia, Z Li, SX Wen - International Journal of Solids and …, 2020 - Elsevier
Nanoindentation technology is an effective and convenient method for evaluating the
mechanical properties of materials at micro and nano scales. Since the complete …

Deep learning-based indentation plastometry in anisotropic materials

K Jeong, K Lee, S Lee, SG Kang, J Jung, H Lee… - International Journal of …, 2022 - Elsevier
Indentation plastometry extracting plastic properties of a material from a non-destructive
instrumented indentation has emerged as an efficient and practical method beyond the …

A review of selected small specimen test techniques for identifying deformation and failure properties of metallic materials

X Wang, T Zhu, J Zhang, H Ding, S **ao, L Lu… - Journal of Materials …, 2023 - Springer
Small specimen test techniques (SSTTs), developed for scarce materials, industrial
products, in-service equipment, etc., could be challenging to obtain sufficient materials for …

Extracting plastic properties from in-plane displacement data of spherical indentation imprint

Y Hwang, KP Marimuthu, N Kim, C Lee… - International Journal of …, 2021 - Elsevier
This study proposes a method for evaluating elastic limit and strain hardening exponent by a
single spherical indentation test. The method extracts the plastic properties from radial …

Machine learning based dual flat-spherical indentation approach for rough metallic surfaces

KP Marimuthu, J Lee, G Han, H Lee - Engineering Applications of Artificial …, 2023 - Elsevier
Instrumented indentation test (IIT) is regarded as one of the non-destructive test methods for
mechanical characterization and safety assessment of engineering components. However …

[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
An approach for the inverse estimation of the elastoplastic properties from a single
indentation with a Berkovich indenter was developed. The relationship between the load …

Parameter determination of anisotropic yield function using neural network-based indentation plastometry

K Jeong, K Lee, D Kwon, MG Lee, HN Han - International Journal of …, 2024 - Elsevier
Understanding the impact of plastic anisotropy on the formability of sheet metals is crucial for
their industrial application and high-precision forming simulation. Existing multiple uniaxial …

Atomistic prediction of the temperature-and loading-rate-dependent first pop-in load in nanoindentation

Y Sato, S Shinzato, T Ohmura, S Ogata - International Journal of Plasticity, 2019 - Elsevier
Nanoindentation has been used for a long time to investigate the mechanical properties of
materials. A well-known displacement burst, the so-called “pop-in,” is usually observed …