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Kampf, Arno P. and Sekania, Michael and Japaridze, George I. and Brune, Philipp (2003) Nature of the insulating phases in the half-filled ionic Hubbard model. Journal of physics. Condensed matter, 15. pp. 5895-5907. ISSN 1361-648X
Japaridze, George I. and Kampf, Arno P. and Sekania, Michael and Kakashvili, Paata and Brune, Philipp (2002) Eta-superconductivity in the Hubbard chain with pair hopping. Physical review / B, Condensed matter and materials physics, 65 (014518). ISSN 1098-0121 (Print)
Brune, Philipp and Kampf, Arno P. (2001) Phase Transitions in Insulating 1D Electron Systems. In: High Performance Computing in Science and Engineering 2000 / Egon; Jäger, Willi (Eds). Berlin, Heidelberg: Springer, pp. 164-173. ISBN 9783540412137
Brune, Philipp and Kampf, Arno P. (2000) Anisotropy of the Energy Gap in the Insulating Phase of the U-t-t' Hubbard Model. The European Physical Journal B - Condensed Matter and Complex Systems (Eur. Phys. J. B ), 18. pp. 241-245. ISSN 1434-6028