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Applicability of copper alloys for DEMO high heat flux components
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This article is published in Physica Scripta.The article was published on 2016-02-20. It has received 51 citations till now. The article focuses on the topics: Flux (metabolism) & Copper.read more
Citations
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Microstructure and properties of Cu-Cr-Nb alloy with high strength, high electrical conductivity and good softening resistance performance at elevated temperature
Xiaoli Guo,Zhu Xiao,Zhu Xiao,Wenting Qiu,Zhou Li,Ziqian Zhao,Wang Xu,Jiang Yanbin,Jiang Yanbin +8 more
TL;DR: In this article, the microstructures of the Cu-Cr-Nb alloy were investigated using transmission electron microscopy and three-dimensional atom probe tomography technique, and the tensile strength / elongation of the alloy approached 399 MPa / 22.9% as test at 200 ℃, 334 MPa / 14.8% for 300
Journal ArticleDOI
Copper-based alloys for structural high-heat-flux applications: a review of development, properties, and performance of Cu-rich Cu–Cr–Nb alloys
TL;DR: A review of the development and current state of GRCop or Glenn Research copper alloys with emphasis on Cu-8Cr-4Nb (at%), or GRCops-84, and C... is given in this article.
Journal ArticleDOI
Development of novel Cu-Cr-Nb-Zr alloys with the aid of computational thermodynamics
TL;DR: In this article, a multi-modal precipitate distribution with coarse precipitates pinning the grain boundaries and finer precipitates strengthening the matrix is proposed to suppress grain boundary sliding and dislocation creep, respectively.
Journal ArticleDOI
CuCrZr alloy produced by laser powder bed fusion: Microstructure, nanoscale strengthening mechanisms, electrical and mechanical properties
TL;DR: In this article, the impact of the laser powder bed fusion (L-PBF) process and post-fabrication heat treatments on the microstructure of LPBF CuCrZr alloy was analyzed at different scales thanks to scanning electron and transmission electron microscopy.
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Brazing, Laser, and Electron-Beam Welding of Additively Manufactured GRCop-84 Copper for Phased Array Lower Hybrid Launchers
Andrew Seltzman,Stephen Wukitch +1 more
TL;DR: In this paper, electron-beam welding was used for joining a thin-walled GRCop-84 waveguide with zero porosity and minimal internal surface roughness, in configurations unachievable by conventional machining.
References
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Journal ArticleDOI
Microstructural and mechanical characteristics of in situ metal matrix composites
Sie Chin Tjong,Z. Y. Ma +1 more
TL;DR: In this paper, a review of the fabrication, microstructure and mechanical properties of in situ metal matrix composites reinforced with in situ ceramic phases is presented, with particular attention paid to the mechanisms responsible for the formation of the in situ reinforcements.
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Metal Fabrication by Additive Manufacturing Using Laser and Electron Beam Melting Technologies
Lawrence E Murr,Sara M. Gaytan,D. A. Ramirez,E. Martinez,Jennifer Hernandez,Krista Amato,P. W. Shindo,Francisco Medina,Ryan B. Wicker +8 more
TL;DR: In this paper, a comparative study of selective laser melting (SLM) and electron beam melting (EBM) is presented for the fabrication of complex, multi-functional metal or alloy monoliths by CAD-directed, selective melting of precursor powder beds.
Journal ArticleDOI
The process of grain refinement in equal-channel angular pressing
TL;DR: In this article, experiments were conducted on high purity aluminum to investigate the process of grain refinement during equal-channel angular (ECA) pressing, where samples were subjected to 1 to 4 pressings and then sectioned for microstructural examination in three mutually perpendicular directions.
Invite d Review Metal Fabrication by Additive Manufacturing Using Laser and Electron Beam Melting Technologies
Lawrence E Murr,Sara M. Gaytan,D. A. Ramirez,E. Martinez,Jennifer Hernandez,Krista Amato,P. W. Shindo,Francisco Medina,Ryan B. Wicker +8 more
TL;DR: In this paper, a comparative study of selective laser melting (SLM) and electron beam melting (EBM) is presented for the fabrication of complex, multi-functional metal or alloy monoliths by CAD-directed, selective melting of precursor powder beds.
Journal ArticleDOI
Materials for the plasma-facing components of fusion reactors
TL;DR: In this article, the authors show that the performance of tungsten surfaces under intense transient thermal loads is another critical issue, since the formation of a melt layer may favor the generation of highly activated dust particles.