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Update on $SU(2)$ with one adjoint Dirac flavor

Authors :
Bennett, Ed
Athenodorou, Andreas
Bergner, Georg
Butti, Pietro
Lucini, Biagio
Publication Year :
2022

Abstract

We present an update of our ongoing study of the SU(2) gauge theory with one flavor of Dirac fermion in the adjoint representation. Compared to our previous results we now have data at larger lattice volumes, smaller values of the fermion mass, and also larger values of $\beta$. We present data for the spectrum of mesons, baryons, glueballs, and the hybrid fermion-glue state, as well as new estimates of the mass anomalous dimension from both finite-size hyperscaling and the Dirac mode number, and discuss the implications of these data for the presence or otherwise of chiral symmetry breaking in this theory.<br />Comment: 8 pages, 6 figures. Contribution to the 39th International Symposium on Lattice Field Theory, 8th-13th August, 2022, Bonn, Germany. Version accepted for publication in Proceedings of Science

Subjects

Subjects :
High Energy Physics - Lattice

Details

Database :
arXiv
Publication Type :
Report
Accession number :
edsarx.2212.09173
Document Type :
Working Paper