Nodeless superconducting gap and electron-boson coupling in (La,Pr,Sm)3Ni2O7 films
21 May 2026 at 14:00
Science, Ahead of Print.
Nature, Published online: 08 April 2026; doi:10.1038/s41586-026-10352-7
Engineered Ruddlesden–Popper nickelate superstructures show that specific Fermi surface features enable ambient-pressure superconductivity, linking structural configuration, electronic structure and superconducting behaviour. .