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Biaxially textured Ni-5 at.%W substrates have been prepared by cold rolling, followed by three different annealing routes. In this paper, the processes of melting Ni and W metals, flat rolling, various annealing methods are described in detail. The Ni-5 at.%W tapes annealed under either high vacuum or flowing Ar (7% H-2) gas were characterized by X-ray pole figures, ODF, EBSD as well as AFM analysis. The texture analysis indicated that as fabricated tapes have a sharp cube texture formed after annealing at a wide temperature range of 800-1100 degrees C. The high quality of cube orientation on tapes was obtained after a two-step annealing (TSA), where the percentage of the cube texture component was as high as 93.5% within a misorientation angle smaller than 8 degrees from EBSD analysis. Furthermore, it was also observed that the number of twin boundaries in this tape decreased with respect to that of tapes annealed both in vacuum and one-step gas annealing. From AFM on 1 gm 2 areas, it was concluded that the roughness (RMS) on the tape surface reached 0.98 nm. (c) 2006 Elsevier B.V. All rights reserved.
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PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS
ISSN: 0921-4534
Year: 2006
Issue: 1-2
Volume: 440
Page: 10-16
1 . 7 0 0
JCR@2022
ESI Discipline: PHYSICS;
JCR Journal Grade:3
Cited Count:
WoS CC Cited Count: 36
SCOPUS Cited Count: 43
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1