类型 方法 频次 3 别名 Ozone annealing 相关论文 Topochemical Oxidation of Ruddlesden–Popper Nickelates Reveals Distinct Structural Family: Oxygen-Intercalated Layered Perovskites Signatures of ambient pressure superconductivity in thin film La3Ni2O7 Superconductivity and normal-state transport in compressively strained La2PrNi2O7 thin films