Publications of Hans-Joachim Freund

Journal Article (821)

1988
Journal Article
Freund, Hans-Joachim and M. Neumann: Photoemission of Molecular Adsorbates.
Journal Article
Heskett, D., K.-H. Frank, K. Horn, E.E. Koch, Hans-Joachim Freund, A. Baddorf, K.-D. Tsuei and E.W. Plummer: Correlation between electron loss and inverse photoemission measurements of alkali metals on metal surfaces.
Journal Article
Illing, G., D. Heskett, E.W. Plummer, Hans-Joachim Freund, Joseph S. Somers, T. Lindner, Alexander M. Bradshaw, U. Buskotte, M. Neumann, U. Starke, K. Heinz, P.L. DeAndres, D. Saldin and J.B. Pendry: Adsorption and reaction of CO2 on Ni{110}: X-ray photoemission, near-edge X-ray absorption fine-structure and diffuse leed studies.
Journal Article
Odörfer, G., E.W. Plummer, Hans-Joachim Freund, H. Kuhlenbeck and M. Neumann: On the electronic structure of the coadsorbate system CO + O (2×1)/Pd(111): A precursor for CO2 formation.
1987
Journal Article
Bartos, B., Hans-Joachim Freund, H. Kuhlenbeck, M. Neumann, H. Lindner and K. Müller: Adsorption and reaction of CO2 and CO2/O CO-adsorption on Ni(110): Angle resolved photoemission (ARUPS) and electron energy loss (HREELS) studies.
Journal Article
Behner, H., W. Spiess, G. Wedler, D. Borgmann and Hans-Joachim Freund: Electron energy loss study of the electronically excited states of adsorbed CO2: Case study CO2/Fe.
Journal Article
Freund, Hans-Joachim, B. Bartos, R.P. Messmer, H. Grunze, H. Kuhlenbeck and M. Neumann: The adsorption of N2 on Fe(111): Angle resolved photoemission and theoretical model studies.
Journal Article
Freund, Hans-Joachim, H. Behner, B. Bartos, G. Wedler, H. Kuhlenbeck and M. Neumann: CO2 adsorption and reaction on Fe(111): An angle resolved photoemission (ARUPS) study.
Journal Article
Freund, Hans-Joachim, H. Kossmann and V. Schmidt: Photoionization of inner valence electrons in gaseous NO: a synchrotron radiation study.
Journal Article
Freund, Hans-Joachim and C.M. Llegener: Autoionization of CO after C 1s→ Zπ* excitation: a comparison with photoemission and auger decay.
Journal Article
Heskett, D., K.-H. Frank, E.E. Koch and Hans-Joachim Freund: Unoccupied electron band structure of Na overlayers on Al(111).
Journal Article
Kuhlenbeck, H., H.B. Saalfeld, M. Neumann, Hans-Joachim Freund and E.W. Plummer: A Direct Observation of the Two-Dimensional π-d Bands for Adsorbed CO.
Journal Article
Vennemann, B., R. Marx and Hans-Joachim Freund: Optical spectra of two-dimensional butadiene iron tricarbonyl in the adsorbed state.
1986
Journal Article
Bigelow, Richard W. and Hans-Joachim Freund: An MNDO and CNDO / S(S + DES CI) study on the structural and electronic properties of a model squaraine dye and related cyanine.
Journal Article
Fink, J., B. Scheerer, W. Wernet, M. Monkenbusch, G. Wegner, Hans-Joachim Freund and H. Gonska: Electronic structure of pyrrole-based conducting polymers: An electron-energy-loss-spectroscopy study.
Journal Article
Freund, Hans-Joachim, H. Kossmann and V. Schmidt: Photoionization of inner valence electrons of CO2 in the gas phase: a synchrotron radiation study using photon energies between 40 AND 100 eV.
Journal Article
Freund, Hans-Joachim, R.P. Messmer, W. Spiess, H. Behner, G. Wedler and C.M. Kao: Interpretation of electronic excitations in coordinated CO systems as observed by electron-energy-loss spectroscopy.
Journal Article
Freund, Hans-Joachim, J. Rogozik, V. Dose and M. Neumann: Bremsstrahlung isochromat spectroscopic study of the system CO/Ni(110): Strong intermolecular interaction.
Journal Article
Messmer, R.P., P.A. Schultz, R.C. Tatar and Hans-Joachim Freund: Theoretical evidence for "bent bonds" in the CO2 molecule.
Journal Article
Schmeißer, D., I.W. Lyo, F. Greuter, E.W. Plummer, Hans-Joachim Freund and M. Seel: Photoemission from Ordered Physisorbed Molecular Phases N2/Graphite, N2 and CO/Ag(lll).
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