caa a22 4500 445320354 CHVBK 20180317142702.0 cr unu---uuuuu 170323e20110501xx s 000 0 eng 10.1007/s00023-011-0089-0 doi (NATIONALLICENCE)springer-10.1007/s00023-011-0089-0 Zahn Jochen Institut für Theoretische Physik, Leibniz Universität Hannover, Appelstraße 2, 30167, Hannover, Germany aut Divergences in Quantum Field Theory on the Noncommutative Two-Dimensional Minkowski Space with Grosse-Wulkenhaar Potential [Elektronische Daten] [Jochen Zahn] Quantum field theory on the noncommutative two-dimensional Minkowski space with Grosse-Wulkenhaar potential is discussed in two ways: in terms of a continuous set of generalised eigenfunctions of the wave operator, and directly in position space. In both settings, we find a new type of divergence in planar graphs. It is present at and above the self-dual point. This new kind of divergence might make the construction of a Minkowski space version of the Grosse-Wulkenhaar model impossible. Springer Basel AG, 2011 Annales Henri Poincaré SP Birkhäuser Verlag Basel 12/4(2011-05-01), 777-804 1424-0637 12:4<777 2011 12 23 https://doi.org/10.1007/s00023-011-0089-0 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s00023-011-0089-0 text/html Onlinezugriff via DOI NATIONALLICENCE 100 1- Zahn Jochen Institut für Theoretische Physik, Leibniz Universität Hannover, Appelstraße 2, 30167, Hannover, Germany aut NATIONALLICENCE 773 0- Annales Henri Poincaré SP Birkhäuser Verlag Basel 12/4(2011-05-01), 777-804 1424-0637 12:4<777 2011 12 23 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer