Crystal structures and sign reversal Hall resistivities in iron-based superconductors Lix(C3H10N2)0.32FeSe |
(a) Magnetic susceptibilities of three phase of pure Lix(C3H10N2)yFeSe (x = 0.15, 0.25, 0.4) with inset showing enlarged view. (b) Electrical resistivity of three phase of pure Lix(C3H10N2)yFeSe (x = 0.15, 0.25, 0.4) samples. |