When two superconducting regions are separated by a strip of non-superconducting material, a special quantum effect can occur, coupling both regions: The Josephson effect. If the spacer material is a half-metal ferromagnet, novel implications for spintronic applications arise. An international team has now, for the first time, designed a material system that exhibits an unusually long-range Josephson effect. Here, regions of superconducting YBa2Cu3O7 are separated by a region of half-metallic, f...
When two superconducting regions are separated by a strip of non-superconducting material, a special quantum effect can occur, coupling both regions: The Josephson effect. If the spacer material is a half-metal ferromagnet, novel implications for spintronic applications arise. An international team has now, for the first time, designed a material system that exhibits an unusually long-range Josephson effect. Here, regions of superconducting YBa2Cu3O7 are separated by a region of half-metallic, f...
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