Ni impurity induced enhancement of the pseudogap in cuprate high T_c superconductors

A. V. Pimenov, A. V. Boris, Li Yu +5

The influence of magnetic Ni and non-magnetic Zn impurities on the normal state pseudogap (PG) in the c-axis optical conductivity of NdBa${}_2$\{Cu(Ni,Zn)${}_y{\}}_3$O$_{…