Dependence of energy barrier reduction on collective excitations in square artificial spin ice: A comprehensive comparison of simulation techniques

Funding

The computational results presented have been achieved [in part] using the Vienna Scientific Cluster (VSC). S.K., C.A., C.V., F.S., F.B., P.H., and D.S. gratefully acknowledge the financial support by the Austrian Federal Ministry for Digital and Economic Affairs and the National Foundation for Research, Technology and Development. N.L., M.M., and P.V. acknowledge support from the Spanish Ministry of Economy, Industry and Competitiveness under the Maria de Maeztu Units of Excellence Programme - MDM-2016-0618 and the project RTI2018-094881-B-I00 (MINECO/FEDER). N.L. has received funding from the European Union's Horizon 2020 research and innovation programme under the Marie Slodowska Curie Grant Agreement No. 844304 (LICONAMCO). K.H. acknowledges funding by the Swiss National Science Foundation (Project No. 200020_172774).