1.Faculty of Physics, Moscow State University, 119991, Moscow, Russia ;2.Lebedev Physical Institute, Russian Academy of Sciences, 119991, Moscow, Russia ;
Abstract:
JETP Letters - EuCsFe4As4 pnictide (1144 family) single crystals with a critical temperature of Tc ≈ 36.8 K and optimal superconducting properties in the stoichiometric composition are grown....