Evolution of Critical Current Density in CaKFe${}_4$As${}_4$ with La-doping

Yangsong Chen, Chunlei Wang, Yuhang Zu +4

Single crystals of (Ca${}_{1-x}$La${}_x$)KFe${}_4$As${}_4$ (0 <= x <=0.16) have been grown by using the self-flux method, and the evolution of physical properties including the critical cu…