New view of the occupied band structure of Mo(112)

Wepresentacomprehensiveexaminationoftheoccupiedsurface-weightedbandstructureofMo(112)alongthe two high-symmetry directions of the surface Brillouin zone, both from theoretical and experimental perspectives. The band structures are found to be significantly different for the states along the two high-symmetry directions andforthestateswithevenandoddreflectionparitieswithrespecttothemirrorplanes.Thepresentstudysuggests the existence of a number of surface-weighted bands along both high-symmetry directions. The complexity of the bandstructureneartheFermilevelmayimposepotentialdifficultiesinexperimentaldeterminationoftheelectronphonon coupling parameters based on the effective mass enhancement distortion (or kink) in the energy-band dispersion, in the vicinity of the Fermi level, for several surface resonance bands of Mo(112).