Sr2CuO2Cl2. Represents an almost ideal circumstance of the two-D antiferromagnetic CuO2-aircraft and so is of particular interest from the context in the origins of higher TC superconductivity. We use The one-web page impurity Anderson product with 5 Cu 3d orbitals and O 2p valence bands specified via the irreducible representations https://bookmarkuse.com/story18441522/everything-about-okada4d