类型 关键词 频次 3 别名 bulk superconductivity 相关论文 Identification of superconductivity in bilayer nickelate La3Ni2O7 under high pressure up to 100 GPa Bulk superconductivity up to 96 K in pressurized nickelate single crystals Bulk high-temperature superconductivity in pressurized tetragonal La2PrNi2O7