K. Stawiasz, M.B. Ketchen, et al.
IEEE TAS
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.
K. Stawiasz, M.B. Ketchen, et al.
IEEE TAS
R.A. Webb, R.B. Laibowitz, et al.
Physica B+C
A. Gupta, T.R. McGuire, et al.
Applied Physics Letters
H.K. Olsson, R.H. Koch, et al.
Physical Review Letters