Cuprate Twistronics for Quantum Hardware

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Abstract
Recent advances in the manipulation of complex oxide layers, particularly the fabrication of atomically thin cuprate superconducting films via molecular beam epitaxy, have revealed new ways in which nanoscale engineering can govern superconductivity and its interwoven electronic orders. In parallel, the creation of twisted cuprate heterostructures through cryogenic stacking techniques marks a pivotal step forward, exploiting cuprate superconductors to deepen our understanding of exotic quantum states and propel next‐generation quantum technologies. This review explores over three decades of research in the emerging field of cuprate twistronics, examining both experimental breakthroughs and theoretical progress. It also highlights the methodologies poised to surmount the outstanding challenges in leveraging these complex quantum materials, underscoring their potential to expand the frontiers of quantum science and technology.
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Funding Information
  • European Research Council (101124606)
  • European Research Council (101075962)
  • Deutsche Forschungsgemeinschaft (DFG512734967)
  • Deutsche Forschungsgemeinschaft (DFG492704387)
  • Deutsche Forschungsgemeinschaft (DFG539383397)
  • Deutsche Forschungsgemeinschaft (DFG460444718)
  • Deutsche Forschungsgemeinschaft (DFG452128813)

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