Superconducting Lanthanum Nickel Oxides with Bilayered and Trilayered Crystal Structures

Hiroya Sakurai, Yoshihiko Takano

In 2023, superconductivity in La${}_3$Ni${}_2$O${}_7$ was discovered under high pressures above approximately 14 GPa. In addition to its high transition temperature ($T_{\mathrm{c}} \sim…