“New Metastable Superhydride Discovered with High-Temperature Superconductivity up to 223 K at 164 GPa”

https://pubmed.ncbi.nlm.nih.gov/38116091

Scientists have discovered a new metastable superhydride of lanthanum and aluminum that exhibits high-temperature superconductivity up to 223 K at 164 GPa, providing a new strategy for metastable high-temperature superconductors through multiple-element systems.