xtended Huckel band calculations were used to show the ditellurides in the CdI;Second Moment Scaled Huckel theory was used to examine the basis of the Hume-Rothery electron concentration rules for noble metal alloys. The Hume-Rothery phases are face centered cubic, hexagonal closest packed (;Second Moment Scaled Huckel energies were used for constructing structure maps for intermetallic compounds with stoichiometry ZA;The bond distance variation found for closo-borohydrides;... |