类型 关键词 频次 3 别名 chemical pressure 相关论文 Electronic structure trends in La2RNi2O7 (R= Pr, Nd, Sm) from first-principles Structural stability, electronic structure, and magnetism of the d9 double infinite-layer La3Ni2O5F under chemical pressure and epitaxial strain Bridging ambient- and high-pressure superconductivity in La2LnNi2O7 films