Publications of Hans-Joachim Freund

Freund, H.-J.; Kossmann, H.; Schmidt, V.: Photoionization of inner valence electrons in gaseous NO: a synchrotron radiation study. Chemical Physics Letters 137 (5), pp. 425 - 430 (1987)

Freund, H.-J.; Bartos, B.; Messmer, R.P.; Grunze, H.; Kuhlenbeck, H.; Neumann, M.: The adsorption of N₂ on Fe(111): Angle resolved photoemission and theoretical model studies. Surface Science 185 (1-2), pp. 187 - 202 (1987)

Behner, H.; Spiess, W.; Wedler, G.; Borgmann, D.; Freund, H.-J.: Electron energy loss study of the electronically excited states of adsorbed CO₂: Case study CO₂/Fe. Surface Science 184 (3), pp. 335 - 344 (1987)

Vennemann, B.; Marx, R.; Freund, H.-J.: Optical spectra of two-dimensional butadiene iron tricarbonyl in the adsorbed state. Physical Review B 35 (8), pp. 4060 - 4066 (1987)

Freund, H.-J.; Llegener, C.M.: Autoionization of CO after C 1s→ Zπ* excitation: a comparison with photoemission and auger decay. Chemical Physics Letters 134 (1), pp. 70 - 75 (1987)

Freund, H.-J.; Behner, H.; Bartos, B.; Wedler, G.; Kuhlenbeck, H.; Neumann, M.: CO₂ adsorption and reaction on Fe(111): An angle resolved photoemission (ARUPS) study. Surface Science 180 (2-3), pp. 550 - 564 (1987)

Bartos, B.; Freund, H.-J.; Kuhlenbeck, H.; Neumann, M.; Lindner, H.; Müller, K.: Adsorption and reaction of CO₂ and CO₂/O CO-adsorption on Ni(110): Angle resolved photoemission (ARUPS) and electron energy loss (HREELS) studies. Surface Science 179 (1), pp. 59 - 89 (1987)

Freund, H.-J.; Rogozik, J.; Dose, V.; Neumann, M.: Bremsstrahlung isochromat spectroscopic study of the system CO/Ni(110): Strong intermolecular interaction. Surface Science 175 (3), pp. 651 - 658 (1986)

Bigelow, R. W.; Freund, H.-J.: An MNDO and CNDO / S(S + DES CI) study on the structural and electronic properties of a model squaraine dye and related cyanine. Chemical Physics 107 (2-3), pp. 159 - 174 (1986)

Fink, J.; Scheerer, B.; Wernet, W.; Monkenbusch, M.; Wegner, G.; Freund, H.-J.; Gonska, H.: Electronic structure of pyrrole-based conducting polymers: An electron-energy-loss-spectroscopy study. Physical Review B 34 (2), pp. 1101 - 1115 (1986)

Messmer, R.P.; Schultz, P.A.; Tatar, R.C.; Freund, H.-J.: Theoretical evidence for "bent bonds" in the CO₂ molecule. Chemical Physics Letters 126 (2), pp. 176 - 180 (1986)

Freund, H.-J.; Messmer, R. P.; Spiess, W.; Behner, H.; Wedler, G.; Kao, C. M.: Interpretation of electronic excitations in coordinated CO systems as observed by electron-energy-loss spectroscopy. Physical Review B 33 (8), pp. 5228 - 5240 (1986)

Slaughter, A. R.; Banna, M. S.; Bigelow, R. W.; Pulm, H.; Freund, H.-J.: Vapor Phase X-Ray Core-Photoelectron Spectra of N,N-Dimethyl-p-nitrosoaniline. An Experimental and Theoretical Study. Journal of the American Chemical Society 108 (8), pp. 1891 - 1805 (1986)

Schmeißer, D.; Lyo, I. W.; Greuter, F.; Plummer, E. W.; Freund, H.-J.; Seel, M.: Photoemission from Ordered Physisorbed Molecular Phases N₂/Graphite, N₂ and CO/Ag(lll). Berichte der Bunsen-Gesellschaft 90 (3), pp. 228 - 231 (1986)

Freund, H.-J.; Kossmann, H.; Schmidt, V.: Photoionization of inner valence electrons of CO₂ in the gas phase: a synchrotron radiation study using photon energies between 40 AND 100 eV. Chemical Physics Letters 123 (6), pp. 463 - 470 (1986)

Pulm, H.; Liegener, C.-M.; Freund, H.-J.: Auger electron spectroscopic study of the CN anion: A study of the NaCN(001) surface in comparison with CO and N₂. Chemical Physics Letters 119 (4), pp. 344 - 350 (1985)

Seel, M.; Freund, H.-J.: Ab initio bandstructure of a layer of nitrogen molecules oriented in a herringbone structure. Solid State Communications 55 (10), pp. 895 - 898 (1985)

Plummer, E.W.; Chen, C.T.; Ford, W.K.; Eberhardt, W.; Messmer, R.P.; Freund, H.-J.: A comparison of surface electron spectroscopies. Surface Science 158 (1-3), pp. 58 - 83 (1985)

Bicker, R.; Deger, H.; Herzog, W.; Rieser, K.; Pulm, H.; Hohlneicher, G.; Freund, H.-J.: X-Ray Photoelectron Spectroscopy Study of Silica-Alumina Catalysts Used for a New Pyridine Synthesis. Journal of Catalysis 94 (1), pp. 69 - 78 (1985)

Schmeisser, D.; Greuter, F.; Plummer H. -J., E. W.; Freund, H.-J.: Photoemission from Ordered Physisorbed Adsorbate Phases: N₂ on Graphite and CO on Ag(111). Physical Review Letters 54 (19), pp. 2095 - 2098 (1985)