Towards the five-loop Beta function for a general gauge group

Luthe, Thomas (Institut für Theoretische Teilchenphysik, Karlsruhe Institute of Technology, Karlsruhe, Germany) ; Maier, Andreas (Institute for Particle Physics Phenomenology, Durham University, Durham, United Kingdom) ; Marquard, Peter (Deutsches Elektronen Synchrotron (DESY), Platanenallee 6, Zeuthen, Germany) ; Schröder, York (Grupo de Fisica de Altas Energias, Universidad del Bio-Bio, Casilla 447, Chillan, Chile)

27 July 2016

Abstract: We present analytical results for the N f 4 and N f 3 terms of the five-loop Beta function, for a general gauge group. While the former term agrees with results available from large- N f studies, the latter is new and extends the value known for SU(3) from an independent calculation.


Published in: JHEP 1607 (2016) 127
Published by: Springer/SISSA
DOI: 10.1007/JHEP07(2016)127
arXiv: 1606.08662
License: CC-BY-4.0



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