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Induced QCD I: theory
Brandt, Bastian B., Lohmayer, Robert und Wettig, Tilo (2016) Induced QCD I: theory. Journal of High Energy Physics 2016 (11), S. 87.Veröffentlichungsdatum dieses Volltextes: 25 Apr 2018 13:14
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.37199
Zusammenfassung
We explore an alternative discretization of continuum SU(N-c) Yang-Mills theory on a Euclidean spacetime lattice, originally introduced by Budzcies and Zirnbauer. In this discretization the self-interactions of the gauge field are induced by a path integral over N-b auxiliary boson fields, which are coupled linearly to the gauge field. The main progress compared to earlier approaches is that N-b ...
We explore an alternative discretization of continuum SU(N-c) Yang-Mills theory on a Euclidean spacetime lattice, originally introduced by Budzcies and Zirnbauer. In this discretization the self-interactions of the gauge field are induced by a path integral over N-b auxiliary boson fields, which are coupled linearly to the gauge field. The main progress compared to earlier approaches is that N-b can be as small as N-c. In the present paper we (i) extend the proof that the continuum limit of the new discretization reproduces Yang-Mills theory in two dimensions from gauge group U(N-c) to SU(N-c), (ii) derive re fined bounds on N-b for non-integer values, and (iii) perform a perturbative calculation to match the bare parameter of the induced gauge theory to the standard lattice coupling. In follow-up papers we will present numerical evidence in support of the conjecture that the induced gauge theory reproduces Yang-Mills theory also in three and four dimensions, and explore the possibility to integrate out the gauge fields to arrive at a dual formulation of lattice QCD.
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| Dokumentenart | Artikel | ||||
| Titel eines Journals oder einer Zeitschrift | Journal of High Energy Physics | ||||
| Verlag: | Springer | ||||
|---|---|---|---|---|---|
| Ort der Veröffentlichung: | NEW YORK | ||||
| Band: | 2016 | ||||
| Nummer des Zeitschriftenheftes oder des Kapitels: | 11 | ||||
| Seitenbereich: | S. 87 | ||||
| Datum | 14 November 2016 | ||||
| Zusätzliche Informationen (Öffentlich) | SCOAP3 | ||||
| Institutionen | Physik > Institut für Theoretische Physik > Lehrstuhl Professor Braun > Arbeitsgruppe Tilo Wettig | ||||
| Identifikationsnummer |
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| Stichwörter / Keywords | CHIRAL SYMMETRY-BREAKING; LATTICE GAUGE-THEORIES; YANG-MILLS THEORY; EQUIVALENCE; Lattice QCD; Lattice Quantum Field Theory | ||||
| Dewey-Dezimal-Klassifikation | 500 Naturwissenschaften und Mathematik > 530 Physik | ||||
| Status | Veröffentlicht | ||||
| Begutachtet | Ja, diese Version wurde begutachtet | ||||
| An der Universität Regensburg entstanden | Ja | ||||
| URN der UB Regensburg | urn:nbn:de:bvb:355-epub-371993 | ||||
| Dokumenten-ID | 37199 |
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