Athermally enhanced recrystallization kinetics of ultra-low carbon steel via electric current treatment

K Jeong, SW **, SG Kang, JW Park, HJ Jeong… - Acta Materialia, 2022 - Elsevier
The direct application of electric current as well as heat treatment can be used to
recrystallize metallic materials. Electric current enhances the recrystallization kinetics …

Using the Ti–Al System to Understand Plasticity and Its Connection to Fracture and Fatigue in α Ti Alloys

DC Pagan, KM Peterson, PA Shade, AL Pilchak… - … Materials Transactions A, 2023 - Springer
Abstract The Ti–Al system, specifically with Al wt pct ranging from approximately 4 to 14 pct,
has served as a model system for exploring the deformation behavior of the hexagonal close …

Suppressing the Lüders elongation in novel Al–Mg–Zn (-Cu) alloy via pulsed electric current

Y Geng, Z Zhang, K Yu, D Zhang, X Zhang… - Materials Science and …, 2024 - Elsevier
The pulsed electric current has been recently introduced as a green and efficient alternative
to improve the surface quality of aluminum alloys for the automobile industry. In the present …

Revealing the pulse-induced electroplasticity by decoupling electron wind force

X Li, Q Zhu, Y Hong, H Zheng, J Wang, J Wang… - Nature …, 2022 - nature.com
Micro/nano electromechanical systems and nanodevices often suffer from degradation
under electrical pulse. However, the origin of pulse-induced degradation remains an open …

Elimination of oxygen sensitivity in α-titanium by substitutional alloying with Al

Y Chong, R Zhang, MS Hooshmand, S Zhao… - Nature …, 2021 - nature.com
Individually, increasing the concentration of either oxygen or aluminum has a deleterious
effect on the ductility of titanium alloys. For example, extremely small amounts of interstitial …

Electroplasticity in electrically-assisted forming: Process phenomena, performances and modelling

Z Xu, T Jiang, J Huang, L Peng, X Lai, MW Fu - International Journal of …, 2022 - Elsevier
Electrically-assisted forming has been proven to be an efficient process in terms of reducing
forming flow stress, improving formability and supressing the springback for different hard-to …

Investigation of forging formability, microstructures and mechanical properties of pre-hardening Al-Zn-Mg-Cu alloy

Z Hu, J Zheng, L Hua, Q Sun - Journal of Manufacturing Processes, 2024 - Elsevier
A new forging process termed pre-hardening forming (PHF) process is proposed. The billets
are subjected to pre-hardening treatment, then preheated, and finally forged without …

Harnessing dislocation motion using an electric field

M Li, Y Shen, K Luo, Q An, P Gao, P **ao, Y Zou - Nature Materials, 2023 - nature.com
Dislocation motion, an important mechanism underlying crystal plasticity, is critical for the
hardening, processing and application of a wide range of structural and functional materials …

Mechanistic origin of the enhanced strength and ductility in Mg-rare earth alloys

H Ovri, J Markmann, J Barthel, M Kruth, H Dieringa… - Acta Materialia, 2023 - Elsevier
Magnesium (Mg) alloys with low concentrations of rare earth additions are known to exhibit
strengths and ductility that are significantly higher than those obtained in traditional Mg …

[HTML][HTML] Electric current-induced directional slip of dislocation and grain boundary ordering

D Qian, J Chen, H Luo, F Wang, L Hua - Materials Today Advances, 2024 - Elsevier
The evolution of lattice dislocations in metals can be induced by electric current. However,
the effect of electric current on the interaction between lattice dislocations and grain …