M. Scheuermann, C.C. Chi, et al.
Applied Physics Letters
We have measured the magnetic hysteresis of thin-film superconducting gradiometers. The fractional hysteresis error h was found to be about 10 -9-10-11 in several devices.
M. Scheuermann, C.C. Chi, et al.
Applied Physics Letters
W. Eidelloth, B. Oh, et al.
Applied Physics Letters
C.C. Tsuei, J.R. Kirtley, et al.
Chinese Journal of Physics
M.B. Ketchen
IEEE Transactions on Magnetics