Superconducting phase diagrams of LuB${}_{12}$ and Lu${}_{1-x}$Zr${}_x$B${}_{12}$ ($x\le 0.45$) down to 50 mK

Julius Backai, Slavomir Gabani, Karol Flachbart +8

Lutetium dodecaboride LuB12 is a simple weak-coupling BCS superconductor with critical temperature Tc = 0.42 K, whilst ZrB12 is a strong-coupling BCS superconductor with the highes…