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Title: Effects of irradiation and mechanical stress on the superconducting properties of candidate magnet conductors

Technical Report ·
DOI:https://doi.org/10.2172/5344780· OSTI ID:5344780

The effects of radiation damage on the superconducting critical properties of candidate magnet materials are reviewed. Neutron, and charged-particle irradiation results are covered. The discussion is restricted to effects in NbTi and the A15-compound superconductors. The utility of these conductors in radiation fields is first explored by defining the magnitude of critical-property changes with the fluence of various irradiating particles. The physical mechanisms that couple the irradiation defects to the observed critical-property changes are discussed. Annealing/recovery data on irradiated materials are included where they pertain to the understanding of the physical mechanisms involved, and thereby to the desirability of magnet annealing in actual operating circumstances.

Research Organization:
Brookhaven National Lab. (BNL), Upton, NY (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-76CH00016
OSTI ID:
5344780
Report Number(s):
BNL-27976; TRN: 80-012675
Country of Publication:
United States
Language:
English