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Abstract:
The key requirements for the substrates employed in coated conductors are using magnetic reduced and strengthening materials. In this work, Ni-based alloy composite tapes were designed and prepared in order to meet such needs through a hybrid route. A novel multilayer of composite tapes was obtained by sintering two pieces of Ni-5at.%W (out layers) connected with Ni-12at.%W mixture powder together using sparking plasma sintering (SPS) technology. The high tungsten contents mixture powder after sintering not only played a role as a joint layer, but also performed high strength and reduced ferromagnetism as an inner layer at the same time. The sharp cube texture was obtained in the composite tapes after the optimized cold rolling and recrystallization. The FWHM values of (111) Phi-scans and (0 0 2) rocking curves of these tapes were around 9.45 degrees and 5.48 degrees, respectively, measured by X-rays. Extremely, the yield stress of this composite substrate exceeds 320 MPa, the magnetization of the composite substrate being reduced to 10.9 emu/g at 77 K, only 41% in comparison with commercial NOW substrate. (c) 2007 Elsevier B.V. All rights reserved.
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PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS
ISSN: 0921-4534
Year: 2007
Volume: 460
Page: 1427-1429
1 . 7 0 0
JCR@2022
ESI Discipline: PHYSICS;
JCR Journal Grade:3
Cited Count:
WoS CC Cited Count: 6
SCOPUS Cited Count: 5
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 7
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