We estimate the Λ-parameter in the MS scheme for the SU(3) pure gauge theory with the twisted gradient flow method non-perturbatively. We obtain ΛMS/σ=0.527(13)(10) and r0ΛMS=0.605(15)(5) which are consistent with the known values.This demonstrates the validity of the present method.
Cite
@article{arxiv.1612.01676,
title = {Numerical determination of the $\Lambda$-parameter in SU(3) gauge theory from the twisted gradient flow coupling},
author = {Ken-Ichi Ishikawa and Issaku Kanamori and Yuko Murakami and Ayaka Nakamura and Masanori Okawa and Ryoichiro Ueno},
journal= {arXiv preprint arXiv:1612.01676},
year = {2016}
}
Comments
7 pages, 6 figures, uses PoS.cls, presented at the 34th International Symposium on Lattice Field Theory (Lattice 2016), 24 - 30 July 2016, University of Southampton, UK, PoS(LATTICE2016) 185