Magnetic ground state of superconducting Eu(Fe0.88Ir0.12)2As2: A combined neutron diffraction and first-principles calculation study

W. T. Jin, Wei Li, Y. Su +10

The magnetic order of the localized Eu${}^{2+}$ spins in optimally-doped Eu(Fe${}_{1-x}$Ir${}_x$)${}_2$As${}_2$ ($x$ = 0.12) with superconducting transition temperature $\math…