Phonons and electron-phonon anomalies in ultra-thin Pb films on Si(111) and Ge(111)
Sign Up to like & getrecommendations! Published in 2018 at "Surface Science"
DOI: 10.1016/j.susc.2018.02.009
Abstract: Abstract The surface phonon dispersion curves of ultrathin (3–6 ML) Pb layers grown on Si(111) and Ge(111) substrates, measured with inelastic He atom scattering, reveal shallow Kohn anomalies in the surface acoustic branches. Ab-initio calculations… read more here.
Keywords: phonons electron; films 111; electron phonon; surface ... See more keywords
Growth of tetraphenyl-porphyrin thin films on Ag(111)
Sign Up to like & getrecommendations! Published in 2017 at "Synthetic Metals"
DOI: 10.1016/j.synthmet.2017.03.015
Abstract: Abstract The growth of tetraphenyl-porphyrin (2H-TPP) thin films on Ag(111) has been investigated in situ using differential reflectance spectroscopy (DRS) and low energy electron diffraction (LEED). Based on the evolution of the optical properties during… read more here.
Keywords: thin films; films 111; tetraphenyl porphyrin; growth tetraphenyl ... See more keywords
Growth of thin Sn films on Ag(111) studied with low-energy electron diffraction and X-ray photoelectron spectroscopy
Sign Up to like & getrecommendations! Published in 2019 at "Thin Solid Films"
DOI: 10.1016/j.tsf.2019.04.047
Abstract: Abstract Thin Sn films on Ag(111) grown at different Sn coverage and substrate temperature were characterized with low-energy electron diffraction and x-ray photoelectron spectra. The results show that surface alloying of Sn atoms on Ag(111)… read more here.
Keywords: thin films; surface; spectroscopy; low energy ... See more keywords
Work Function Dependence of Vibrational Relaxation Probabilities: NO(v = 2) Scattering from Ultrathin Metallic Films of Ag/Au(111)
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DOI: 10.1021/acs.jpcc.8b01950
Abstract: We present measurements on the vibrational relaxation of NO(v = 2) scattered from atomically defined thin films of Ag on Au(111). The vibrational relaxation probability is strongly dependent on film thickness, increasing with each of… read more here.
Keywords: relaxation; work function; vibrational relaxation; films 111 ... See more keywords