Figure 1 (IMAGE) Moscow Institute of Physics and Technology Caption The structure microphoto. Grey at the center: superconducting niobium electrodes; blue: a ferromagnetic nickel nanowire. Graduation: 1 μm. A and V (ammeter and voltmeter) indicate the type of current passing through the sample Credit O. V. Skryabina et al., Scientific Reports Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.