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Effect of electropulsing on the solidification of mould flux [PDF]

open access: yesJournal of Materials Research and Technology, 2022
The effect of electropulsing on the microstructure formation in solidification of mould flux has been investigated. Experimental characterization and image analysis reveals that the electropulsing treatment reduces 46% porosity and increases the ...
Ashutosh G. Bhagurkar, Rongshan Qin
doaj   +4 more sources

Excellent Ductility in the Extruded AZ61 Magnesium Alloy Tube Induced by Electropulsing Treatment during Tension

open access: yesMetals, 2021
In this work, we reported the high ductility of an extruded AZ61 magnesium alloy tube achieved by electropulsing current-assisted tension. The elongation of the alloy reached up to about 45%, which is largely superior to the majority of AZ61 wrought Mg ...
Bo Jiang   +5 more
doaj   +2 more sources

Recrystallization behavior of a hot-rolled TiBw/TA15 composite under electropulsing heat treatment

open access: yesJournal of Materials Research and Technology, 2023
In the present work, low-current-density electropulsing was applied to study the recrystallization behavior of a hot-rolled TiBw/TA15 composite. To highlight the athermal effect of electropulsing, traditional heat treatment experiments on composite ...
Xunhu Xu   +5 more
doaj   +2 more sources

Effect of electropulsing on microstructure and hardness of cold-rolled low carbon steel

open access: yesJournal of Materials Research and Technology, 2019
The application of electropulsing treatment (EPT) is studied on the microstructure and hardness of cold-rolled low carbon steel. The effects of electrical pulses on the grain refinement, precipitate size evolution and hardness are investigated.
Reza Alaghmand Fard, Mohsen Kazeminezhad
exaly   +3 more sources

Accelerated recrystallization behavior of commercially pure titanium subjected to an alternating-current electropulse

open access: yesJournal of Materials Research and Technology, 2021
Electropulsing has various engineering benefits compared with the traditional heating method. This study investigated the effect of electropulsing treatment on the recrystallization behavior of commercially pure titanium (CP–Ti) according to the ...
Myoungjae Lee   +4 more
doaj   +1 more source

Electropulsing suppresses extrusion growth in polycrystalline copper subjected to fatigue loading

open access: yesMechanical Engineering Journal, 2023
The effect of electropulsing on the extrusion due to persistent slip bands (PSBs) and the defects in PSBs was investigated. To extend the service life and improve structural safety, technology is needed to repair fatigue damage such as cracks and ...
Haruka SASA   +4 more
doaj   +1 more source

Mitigating Heavy Ion Irradiation‐Induced Degradation in p‐type SnO Thin‐Film Transistors at Room Temperature

open access: yesphysica status solidi (a), Volume 220, Issue 19, October 2023., 2023
A room‐temperature annealing process is demonstrated on p‐type SnO thin‐film transistors, intentionally degraded with heavy ion irradiation. The proposed electron wind force technique takes less than a minute to recover on–off ratio by 4 times, field‐effect mobility by 40%, and subthreshold swing by 20%.
Nahid Sultan Al-Mamun   +7 more
wiley   +1 more source

Spring‐Back Characteristics on Bent Holed Parts in V‐Die Bending Process

open access: yesAdvances in Materials Science and Engineering, Volume 2022, Issue 1, 2022., 2022
In recent years, the bending of holed blank to fabricate the bent holed parts has been increasingly applied in almost all industrial fields and they also need much more complexity in shaped part and precision in dimensions. However, most of past research studies were carried out on bent nonholed parts.
Sutasn Thipprakmas   +2 more
wiley   +1 more source

Effect of Pulse Current Density on Microstructure of Ti-6Al-4V Alloy by Laser Powder Bed Fusion

open access: yesMetals, 2022
This work thoroughly investigated the microstructure of laser powder bed fusion (LPBF) Ti64 alloy induced by electropulsing (ECP) with different current densities. The results show that as the electric current density increases, the small-sized (10 μm) α′
Shijing Fan, Bo He, Meishuai Liu
doaj   +1 more source

High Thermal Stability of a Colony and Basket-Weave Mixed Microstructure in Selective-Laser-Melted Ti-6Al-4V AlloyInduced by Electropulsing

open access: yesMetals, 2023
A colony and basket-weave mixed microstructure in the selective-laser-melted (SLM) Ti-6Al-4V alloy was introduced by electropulsing, which showed high thermal stability.
Lai Wei   +6 more
doaj   +1 more source

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