Charge-screening role of $c$-axis atomic displacements in YBa${}_2$Cu${}_3$O${}_{6+x}$ and related superconductors

E. S. Bozin, A. Huq, Bing Shen +3

The importance of charge reservoir layers for supplying holes to the CuO${}_2$ planes of cuprate superconductors has long been recognized. Less attention has been paid to the screeni…