Ca content

Change in vertical d Å

d(CuO2-CuO2) Å

Ebind in (meV)

0.025

0.2724

2.9076

−23.3

0.05

0.2766

2.9034

−22.2

0.075

0.2926

2.8874

−21.4

0.1

0.311

2.869

−20.8

0.125

0.3274

2.8526

−20

0.15

0.3432

2.83682

−19.2

0.175

0.354

2.826

−18.4

0.2

0.362

2.818

−17.3