Publications of Hans-Joachim Freund

D. Saddei, H.-J. Freund and G. Hohlneicher: Calculation of transition metal compounds using an extension of the CNDO formalism. V. many body effects in the inner valence shell photoionization spectra of free and coordinated carbon monoxide. Chemical Physics 55 (3), 339–354 (1981).

R.W. Bigelow and H.-J. Freund: Solid state effects on core-hole spectra. Chemical Physics Letters 77 (2), 261–266 (1981).

D. Saddei, H.-J. Freund and G. Hohlneicher: Calculation of Transition Metal Compounds Using an Extension of the CNDO Formalism: VII. Simple Interpretation of Many-body effects in the Core Photoionization of Adsorbates by the Study of CO/Ni and N₂/Ni Model Systems. Surface Science Volume 102 (2–3), 359–378 (1981).

H.-J. Freund, B. Dick and G. Hohlneicher: Calculation of Transition Metal Compounds Using an Extension of the CNDO-Formalism, II. Metal to Metal Bonding in Binuclear Transition Metal Compounds. Theoretica Chimica Acta 57 (3), 181–207 (1980).

W.R. Salaneck, C.B. Duke, W. Eberhardt, E.W. Plummer and H.-J. Freund: Temperature-Dependent Ultraviolet Photoemission Linewidths of Molecular Solids: Isopropyl Benzene. Physical Review Letters 45 (4), 280–283 (1980).

D. Saddei , H.-J. Freund and G. Hohlneicher: Calculation of transition metal compounds using an extension of the CNDO formalism: VI. Simple interpretation of many-body effects in the valence shell photoionization of adsorbates by the study of CO/Ni and N₂/Ni model systems. Surface Science 95 (2-3), 527–554 (1980).

D. Saddei, H.-J. Freund and G. Hohlneicher: Calculation of Transition Metal Compounds Using an Extension of the CNDO Formalism, III. Application to the CO-insertion Reaction as an Example for Mechanistic Studies. Journal of Organometallic Chemistry 186 (1), 63–75 (1980).

D. Saddei, H.-J. Freund and G. Hohlneicher: Connection between the manne-Åberg theorem and a sum rule derived in the framework of the green's-function formalism. Chemical Physics Letters 68 (1), 222–224 (1979).

H.-J. Freund and G. Hohlneicher: Calculation of Transition Metal Compounds Using an Extension of the CNDO Formalism, I. Method of Calculation and Application to Mono-, Di- and Tetranuclear compounds. Theoretica Chimica Acta 51 (2), 145–162 (1979).

H.-J. Freund and G. Hohlneicher: Comparative Study of Adsorbate Systems and Corresponding Compounds Using X-Ray and UV-Photoemission I. Hexagonal (0001) Co/CO, O₂ versus Oxides and Carbonyls. Berichte der Bunsen-Gesellschaft 83 (2), 100–108 (1979).

G. Hohlneicher, H. Gonska and H.-J. Freund: Zur Bestimmung absoluter Bindungsenergien aus XPS-Messungen. Berichte der Bunsen-Gesellschaft 82 (11), 1252–1252 (1978).

H.-J. Freund, H. Gonska, H. Lohneiss and G. Hohlneicher: Charging and rotational dependence of line position. Journal of Electron Spectroscopy and Related Phenomena 12 (4), 425–434 (1977).

H. Gonska, H.-J. Freund and G. Hohlneicher: On the importance of photoconduction in ESCA experiments. Journal of Electron Spectroscopy and Related Phenomena 12 (4), 435–441 (1977).

H.-J. Freund: Modelle für heterogene Katalysatoren: Wie viel Komplexität ist notwendig? 1. Auflage (Nordrhein Westfälische Akademie der Wissenschaften und der Künste - Vorträge der Klasse für Naturwissenschaften und Medizin, Vol. 481). Schöningh, Paderborn (2013).

L. Gura, Z. Yang, H. Junkes, M. Heyde and H.-J. Freund: Going fast with STM imaging. In: Encyclopedia of Solid-Liquid Interfaces. (Eds.): K. Wandelt and G. Bussetti. Elsevier, Amsterdam, 612–626 (2023).

N. Nilius, M. Sterrer, S.K. Shaikhutdinov, D. Menzel, M. Prieto, T. Schmidt and H.-J. Freund: Model Systems in Catalysis for Energy Economy. In: Chemical Energy Storage. 2nd ed. (Ed.): R. Schlögl. De Gruyter, Berlin, 393–437 (2022).

H.-J. Freund, M. Heyde, H. Kuhlenbeck, N. Nilius, T. Risse, S. Schauermann, T. Schmidt, S.K. Shaikhutdinov and M. Sterrer: Thin Oxide Films as Model Systems for Heterogeneous Catalysts. In: Springer Handbook of Surface Science. (Eds.): M. Rocca, T.S. Rahman, and L. Vattuone. Springer, Cham, 267–328 (2020).

C. Büchner, M. Heyde and H.-J. Freund: Transfer of 2D Silica Films. In: Encyclopedia of Interfacial Chemistry. (Ed.): K. Wandelt. Elsevier, Amsterdam, 360–366 (2018).

H.-J. Freund: Structure-Reactivity Relations Through Charge Control at the Atomic Level in Heterogeneous Catalysis. In: Catalysis in Chemistry and Biology: Proceedings of the 24th International Solvay Conference on Chemistry. (Eds.): K. Wüthrich, R.H. Grubbs, T. Visart de Bocarmé, and A. De Wit. World Scientific, Singapore, 85–90 (2018).

M. Sterrer and H.-J. Freund: Surface Science Approach to Catalyst Preparation Using Thin Oxide Films as Substrates. In: Encyclopedia of Interfacial Chemistry. (Ed.): K. Wandelt. Elsevier, Amsterdam, 632–642 (2018).