Lee, J.C.T.; Mishra, S.K.; Bhat, V.S.; Streubel, R.; Farmer, B.; Shi, X.; De Long, L.E.; McNulty, I.; Fisher, P.; Kevan, S.D.; Roy, S.
(American Physical Society, 2019-01-07)
We report evidence of spontaneous formation of a heterogeneous network of superdomains in two-dimensional square artificial spin ice nanostructures in externally applied magnetic fields. Coherent resonant soft-x-ray ...