Effect of electric current on recrystallization kinetics in interstitial free steel and AZ31 magnesium alloy

JW Park, HJ Jeong, SW Jin, MJ Kim, K Lee… - Materials …, 2017 - Elsevier
The effect of electric current on recrystallization kinetics in interstitial free (IF) steel and AZ31
magnesium alloy was investigated based on Vickers hardness measurements and …

Effect of pulsed electric current on dissolution of Mg17Al12 phases in as-extruded AZ91 magnesium alloy

HJ Jeong, MJ Kim, JW Park, CD Yim, JJ Kim… - Materials Science and …, 2017 - Elsevier
In this study, the tensile deformation behavior of as-extruded AZ91 magnesium alloy under
pulsed electric current has been investigated based on microstructural observations. The …

Bimodal structured chromium-tungsten composite as plasma-facing materials: Sinterability, mechanical properties, and deuterium retention assessment

N Kwak, SG Kang, G Min, R Arredondo, K Jeong… - Acta Materialia, 2024 - Elsevier
Even though tungsten (W) is considered to be the most favored plasma-facing material
(PFM) for nuclear fusion reactors thanks to its beneficial physical properties, its advantage …

Ductility enhancement of tungsten after plastic deformation

Y Oh, N Kwak, K Lee, WS Ko, HN Han - Journal of Alloys and Compounds, 2019 - Elsevier
An unusual room temperature mechanical behavior of pure tungsten is investigated by
focusing on three specimens prepared with different microstructures: as-received (hot …

Fabrication of sintered tungsten by spark plasma sintering and investigation of thermal stability

J Choi, HM Sung, KB Roh, SH Hong, GH Kim… - International Journal of …, 2017 - Elsevier
Tungsten has been considered as the most promising candidate for plasma-facing materials
(PFMs) in a next generation fusion reactor. It is well known that commercialized ITER …

Tantalum and molybdenum barriers to prevent carbon diffusion in spark plasma sintered tungsten

N Kwak, G Min, Y Oh, DW Suh, HC Kim, S Kang… - Scripta Materialia, 2021 - Elsevier
Carbide reduces the ductility of tungsten and leads to brittle intergranular fractures. These
fractures are inevitably formed in tungsten by carbon diffusion owing to graphite mold during …

Electromigration-enhanced densification kinetics during spark plasma sintering of tungsten powder

S Deng, R Li, T Yuan, P Cao, S Xie - Metallurgical and Materials …, 2019 - Springer
The traditional theory attributes the rapid densification of spark plasma sintering (SPS) to the
thermal effect of electric current. However, the nonthermal effects of electric current are still …

Effect of nanopowder preparation method on the sintering behavior and microstructure of MoW alloy

S Kim, T Kwon, S Kim, SH Song, D Lee - International Journal of Refractory …, 2024 - Elsevier
Molybdenum‑tungsten (Mosingle bondW) alloy sputtering targets are widely used in
electronic, displays, and solar cells due to their favorable thermal and electrical …

Phase control and Young's modulus of tungsten thin film prepared by dual ion beam sputtering deposition

F Zhu, Z Xie, Z Zhang - AIP Advances, 2018 - pubs.aip.org
In this letter, tungsten films of varying thickness from∼ 20 nm to∼ 80 nm were prepared at
different deposition temperature by Dual ion beam sputtering deposition (DIBSD) method …

Influence of NbC-doping on the microstructure and thermo-mechanical properties of tungsten coating fabricated by supersonic atmospheric plasma spraying

QY Hou, HQ Huang, DH Zhou, P Wang, Q Xie… - Surface and Coatings …, 2020 - Elsevier
In this study, NbC-free and NbC-doped tungsten powders were thermally sprayed via a
supersonic atmospheric plasma spraying (SAPS) onto reduced activation steel substrates to …