Insights into Plastic Localization by Crystallographic Slip from Emerging Experimental and Numerical Approaches

JC Stinville, MA Charpagne, R Maaß… - Annual Review of …, 2023 - annualreviews.org
Advanced experimental and numerical approaches are being developed to capture the
localization of plasticity at the nanometer scale as a function of the multiscale and …

Precipitate shearing, fault energies, and solute segregation to planar faults in Ni-, CoNi-, and Co-base superalloys

YM Eggeler, KV Vamsi… - Annual Review of Materials …, 2021 - annualreviews.org
The mechanical properties of superalloys are strongly governed by the resistance to
shearing of ordered precipitates by dislocations. In the operating environments of …

Automated analysis framework of strain partitioning and deformation mechanisms via multimodal fusion and computer vision

R Ni, CJ Boehlert, Y Zeng, B Chen, S Huang… - International Journal of …, 2024 - Elsevier
Simultaneously investigating strain partitioning and the underlying deformation mechanisms
for both the grain interior and the grain boundary (GB) is essential for understanding the …

On the origins of fatigue strength in crystalline metallic materials

JC Stinville, MA Charpagne, A Cervellon, S Hemery… - Science, 2022 - science.org
Metallic materials experience irreversible deformation with increasing applied stress,
manifested in localized slip events that result in fatigue failure upon repeated cycling. We …

Heterogeneous slip localization in an additively manufactured 316L stainless steel

C Bean, F Wang, MA Charpagne, P Villechaise… - International Journal of …, 2022 - Elsevier
Additively manufactured 316L stainless steels display significantly higher yield strength than
their as-cast or wrought counterparts. This is associated with the micro-scale cellular …

Review on strain localization phenomena studied by high‐resolution digital image correlation

A Weidner, H Biermann - Advanced Engineering Materials, 2021 - Wiley Online Library
Herein, a comprehensive review on the application of digital image correlation (DIC) for
investigations of strain localization phenomena in the field of materials science and …

Slip localization in Inconel 718: a three-dimensional and statistical perspective

MA Charpagne, JM Hestroffer, AT Polonsky, MP Echlin… - Acta Materialia, 2021 - Elsevier
The slip localization behavior of the polycrystalline nickel base superalloy Inconel 718
during monotonic tensile loading at room temperature, is investigated for the first time in …

Effect of shot peening on high cycle and very high cycle fatigue properties of Ni-based superalloys

Z Qin, B Li, R Chen, H Zhang, H Xue, C Yao… - International Journal of …, 2023 - Elsevier
In this work, the GH4169 superalloy specimens were shot-peened at two different intensities
(0.15 mmA and 0.3 mmA) to improve the fatigue properties, and the fatigue behavior of the …

[HTML][HTML] The effect of solid solution and gamma prime on the deformation modes in Ni-based superalloys

A Harte, M Atkinson, A Smith, C Drouven, S Zaefferer… - Acta Materialia, 2020 - Elsevier
Understanding the deformation, strengthening and failure mechanisms in polycrystalline
nickel-base superalloys is necessary to develop next generation alloys for application in …

Low-cycle fatigue behavior of a solution-treated and HIPped nickel-based single-crystal superalloy at 760° C

S He, L Li, Y Zhao, W An, F Lu, J Zhang, S Lu… - Materials Science and …, 2023 - Elsevier
Micropores have a substantial impact on the fatigue behaviors of nickel-based single-crystal
(SX) superalloys. Nonetheless, Hot Isostatic Pressing (HIP) treatment is an available …