Research Article

Superconductivity, Antiferromagnetism, and Kinetic Correlation in Strongly Correlated Electron Systems

Table 1

Ground state energy per site for wave functions , doublon-holon function and . The parameters are , , on lattice with periodic boundary conditions. is the antiferromagnetic order parameter.

Wave function

−0.5859 0.21 0.0 1.0 0
−0.5953 0.21 0.2 1.0 0
−0.6179 0.21 0.0 0.78 0
−0.6643 0.06 0.0 1.0 0.06