Results 51 to 60 of about 243 (119)

Study on field electron emission characteristics and microstructure corrosion of titanium dominated by crystal orientation

Materials & Design
Field electron emission (FEE) has significant applications in high-gradient accelerators, cold cathode electron sources, and high-power electronic devices.
Quancai Zhang, Zhen Wang, Li’an Zhu, Ye Hua, Yicong Ye, Fayuan Li, Tao Yang, Fanzheng Zeng, Song Li, Shuxin Bai   +9 more
doaj   +1 more source

REASEARCH ON HIGH ENERGY DENSITY PULSE CURRENT REDUCTION RESIDUAL STRESS IN Cr12MoV STEEL QUENCHING SPECIMEN

Jixie qiangdu, 2020
Aiming at the problem of introducing large residual compressive stress on the surface of the material due to the quenching process,the high energy density electric current pulse（ECP） technology was introduced to reduce the residual stress in Cr12 MoV ...
WANG SiQi, GU BangPing, HU Xiong, XU GuanHua, WANG Ping, ZHUANG JiaYi, WU ChenYu   +6 more
doaj  

Electric-current-assisted processing of metals: Mechanisms, microstructural control, and plasticity enhancement

Review of Materials Research
Electric current–assisted processing has emerged as a powerful strategy for tailoring the microstructure of metallic materials, offering a compelling alternative to conventional heat treatments.
Yang Yang, Chao Tang, Xiao Jia, Jian Wang, Chang Ye   +4 more
doaj   +1 more source

THE CONTRIBUTION OF PONDEROMOTIVE FACTORS IN IMPLEMENTATION OF ELECTROPLASTICITY DEFORMATION

Весці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2017
Theoretical aspects of the implementation of electroplastic deformation for dynamic pinch-effect at elastic-plastic deformation of metals with the participation of self-magnetic field of current are considered.
V. S. Savenko, O. A. Troickij, A. G. Silivonec   +2 more
doaj  

Improving the operating characteristics of aluminium by electroplastic deformation

Весці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук
The article presents the results of theoretical and experimental studies of electroplastic deformation by drawing (EPD) of electrical aluminum on an industrial multi-pass mill.
V. S. Savenko, Ch. Yangzi
doaj   +1 more source

Electron-induced evolution of dislocation density and morphology in Mg-Y-Nd-Gd-Zr alloy at ultra-low temperature

Journal of Magnesium and Alloys
This study elucidates the non-thermal mechanism of dislocation density reduction in a Mg-Y-Nd-Gd-Zr alloy under continuous electropulsing (6.67–15 A/mm²) at ultra-low temperatures (−150 °C to −196 °C) through tripartite characterization and first ...
Chengqian Huang, Zhen Lu, Chao Xu, Xiaojun Wang, Chengcai Zhang, Dekai Liu, Bugang Teng, Lianmei Wu, Fei Li, Manman Yi   +9 more
doaj   +1 more source

Extraordinary ductility enhancement of Mg-Nd-Zn-Zr alloy achieved by electropulsing treatment

Journal of Magnesium and Alloys
Mg-Nd-Zn-Zr (JDBM) alloy was studied as a candidate for biodegradable implant material because of its moderate mechanical properties, good biocompatibility, and favorable uniform degradation behavior.
Xiang Wang, Baoxue Zhou, Hua Huang, Jialin Niu, Shaokang Guan, Guangyin Yuan   +5 more
doaj   +1 more source

Flow Behavior Modeling and Process Control of Electrically-Assisted Forming (EAF) for Sheet Metals in Uniaxial Tension [PDF]

, 2012
This work studies the influence of an applied electrical current on magnesium sheet metal and introduces models which are successful in predicting the deformation behavior (i.e. material flow stress, local material strain, and thermal response).
Jones, Joshua
core   +1 more source

Understanding the mechanisms of microstructure refinement and plasticity enhancement of M50 bearing steel fabricated by the electrical pulse assisted cold ring rolling technology

Journal of Materials Research and Technology
The conventional manufacturing of aeroengine bearing rings, essential components in aircraft engines, is constrained by the poor plastic deformability and pronounced cold work hardening of M50 steel at room temperature.
Fei Yin, Yuxuan Yi, Yu Chen, Gary J. Cheng, Lin Hua   +4 more
doaj   +1 more source

Strain rate sensitivity of TC4 alloy sheet under electrically-assisted tension: Mechanical responses and electroplastic mechanisms

Journal of Materials Research and Technology
Electrically-assisted strain rate jump (EASRJ) tension and EA quasi-static tension under different electro-thermo-mechanical routes were conducted to investigate the strain rate sensitivity (SRS) related macro-micro features and electroplastic mechanisms
Si-liang Yan, Lan-qing Yang, Lei Hu, Xiao-li Zhang, Wen-yao Wang, Ping Li, Miao Meng   +6 more
doaj   +1 more source