Research Article

Charge and Spin Currents in Ferromagnet-Insulator-Superconductor Tunneling Junctions Using Hg-1223 High- Superconductor

Table 1

Crystallographic data [8] of unit cell shown in Figure 1. Lattice constants (=) and are 3.8502 and 31.5658 Å, respectively. The position of an atom in the unit cell is defined as , and the values of , , and are tabulated here.

Atom

Hg1 0 0 0
Hg2 0 0 0.5
Ba1 0.5 0.5 0.08865
Ba2 0.5 0.5 0.4113
Ba3 0.5 0.5 0.5887
Ba4 0.5 0.5 0.9113
Ca1 0.5 0.5 0.1977
Ca2 0.5 0.5 0.3023
Ca3 0.5 0.5 0.6977
Ca4 0.5 0.5 0.8023
Cu1 0 0 0.1489
Cu2 0 0 0.25
Cu3 0 0 0.3511
Cu4 0 0 0.6489
Cu5 0 0 0.75
Cu6 0 0 0.8511
O1 0 0 0.0618
O2 0 0.5 0.1489
O3 0.5 0 0.1489
O4 0 0.5 0.25
O5 0.5 0 0.25
O6 0 0.5 0.3511
O7 0.5 0 0.3511
O8 0 0 0.4382
O9 0.5 0.5 0.5
O10 0 0 0.5618
O11 0 0.5 0.6489
O12 0.5 0 0.6489
O13 0 0.5 0.75
O14 0.5 0 0.75
O15 0 0.5 0.8511
O16 0.5 0 0.8511
O17 0 0 0.9382