Unconventional crystal structure of the high-pressure superconductor La${}_3$Ni${}_2$O${}_7$

Pascal Puphal, Pascal Reiss, Niklas Enderlein +14

The discovery of high-temperature superconductivity in La${}_3$Ni${}_2$O${}_7$ at pressures above 14 GPa has spurred extensive research efforts. Yet, fundamental aspects of the supercond…