Strange metal state discovered in hydrogen-rich compound of lanthanum under pressure
Structure of A15 lanthanum superhydride La4H23 (center), superconducting fluctuations in it (left), and phase diagram of La4H23 in strong magnetic fields (right). Credit: Dmitrii Semenok Researchers from Skoltech, Jilin University and Beijing HPSTAR in China, and their German colleagues have synthesized and studied a new type of hydrogen-rich superconductor. Technically referred to as an A15-type