Indentation of glasses

T Rouxel, J Jang, U Ramamurty - Progress in Materials Science, 2021 - Elsevier
Indentation, owing to its ability to induce permanent deformation in a controlled manner
even in highly brittle materials that are otherwise not amenable to critical mechanical testing …

Measurement of fracture toughness by nanoindentation methods: Recent advances and future challenges

M Sebastiani, KE Johanns, EG Herbert… - Current Opinion in Solid …, 2015 - Elsevier
In this paper, we describe recent advances and developments for the measurement of
fracture toughness at small scales by the use of nanoindentation-based methods including …

Measurement of residual stresses using nanoindentation method

LN Zhu, BS Xu, HD Wang, CB Wang - Critical Reviews in Solid …, 2015 - Taylor & Francis
Instrumented indentation, which is also known as nanoindentation or depth-sensing
indentation, is increasingly being used to probe the residual stresses of materials including …

[HTML][HTML] Structural and mechanical characterization of heterogeneities in a CuZr-based bulk metallic glass processed by high pressure torsion

C Ebner, B Escher, C Gammer, J Eckert, S Pauly… - Acta Materialia, 2018 - Elsevier
Abstract Cu 45 Zr 45 Al 5 Ag 5 bulk metallic glass samples, processed by high pressure
torsion (HPT) under various conditions, were characterized using synchrotron X-ray …

Mapping of residual strains around a shear band in bulk metallic glass by nanobeam X-ray diffraction

HS Shahabi, S Scudino, I Kaban, M Stoica, B Escher… - Acta materialia, 2016 - Elsevier
Despite recent progress in understanding the outstanding role of shear bands in plastic
deformation of metallic glasses, the details of structural changes in the shear-induced zone …

Effects of pre-strain on the nanoindentation behaviors of metallic glass studied by molecular dynamics simulations

D Zhao, B Zhu, S Wang, Y Niu, L Xu, H Zhao - Computational Materials …, 2021 - Elsevier
Nanoindentation simulations have been performed on pre-compressed and pre-stretched
Cu 64 Zr 36 metallic glasses (MGs) samples via molecular dynamics methods, to investigate …

Rejuvenation engineering in metallic glasses by complementary stress and structure modulation

D Şopu, F Spieckermann, X Bian, S Fellner… - NPG Asia …, 2023 - nature.com
Residual stress engineering is widely used in the design of new advanced lightweight
materials. For metallic glasses, attention has been given to structural changes and …

Ductile Co-based bulk metallic glass with superhigh strength and excellent soft magnetic properties induced by modulation of structural heterogeneity

Q Wang, J Zhou, Q Zeng, G Zhang, K Yin, T Liang… - Materialia, 2020 - Elsevier
The development of Co-based bulk metallic glasses (BMGs) with satisfying comprehensive
properties, including large glass-forming ability, high strength, large plasticity and excellent …

Surface engineering of ultra-hard polycrystalline structures using a nanosecond Yb fibre laser: effect of process parameters on microstructure, hardness and surface …

M Pacella, V Nekouie, A Badiee - Journal of Materials Processing …, 2019 - Elsevier
The use of lasers for near-net shape manufacturing of cutting tools, made of ultra-hard
materials such as polycrystalline diamonds, is recently becoming a standard processing …

Entropy modeling on serrated flows in carburized steels

J Brechtl, B Chen, X Xie, Y Ren, JD Venable… - Materials Science and …, 2019 - Elsevier
Samples comprised of carburized steel alloys, 4615, 4720, and 10B22, were tension tested
at room temperature and at a strain rate of 2× 10− 4 s− 1. The serrated-flow behavior was …