image: This is a distribution of the magnetic charges of the type-I charge ordering. Pairing of the positive (red ball) and negative (blue ball) charges is indicated by white bars. This material relates to a paper that appeared in the May 20, 2016 issue of Science, published by AAAS. The paper, by Y.-L. Wang at Argonne National Laboratory in Argonne, IL, and colleagues was titled, "Rewritable artificial magnetic charge ice." view more
Credit: Yong-Lei Wang and Zhi-Li Xiao