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Title: State of the Art Power-in Tube Niobium-Tin Superconductors

Journal Article · · Cryogenics 48

Powder-in-Tube (PIT) processed Niobium-Tin wires are commercially manufactured for nearly three decades and have demonstrated a combination of very high current density (presently up to 2500 A mm{sup -2} non-Cu at 12 T and 4.2 K) with fine (35 {micro}m), well separated filaments. We review the developments that have led to the present state of the art PIT Niobium-Tin wires, discuss the wire manufacturing and A15 formation processes, and describe typical superconducting performance in relation to magnetic field and strain. We further highlight successful applications of PIT wires and conclude with an outlook on possibilities for further improvements in the performance of PIT Niobium-Tin wires.

Research Organization:
Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States)
Sponsoring Organization:
Accelerator& Fusion Research Division
DOE Contract Number:
DE-AC02-05CH11231
OSTI ID:
1017074
Report Number(s):
LBNL-4613E; CRYOAX; TRN: US1103170
Journal Information:
Cryogenics 48, Vol. 48, Issue 7-8; ISSN 0011-2275
Country of Publication:
United States
Language:
English