Abstract

We analytically compute the three-loop corrections to the relation between the renormalized quark masses defined in the minimal-subtraction (${\rm \overline{MS}}$) and the regularization-invariant symmetric momentum-subtraction (${\rm RI/SMOM}$) schemes. Our result is valid in the Landau gauge and can be used to reduce the uncertainty in a lattice determination of the ${\rm \overline{MS}}$ quark masses.

Highlights

  • We analytically compute the three-loop corrections to the relation between the renormalized quark masses defined in the minimal-subtraction (MS) and the regularization-invariant symmetric momentumsubtraction (RI/SMOM) schemes

  • Quark masses mq arise in the Standard Model (SM) from Yukawa interactions of the quarks with the Higgs field

  • Not being of fundamental origin, quark masses are usually treated as parameters of the SM and for many years were the only source of information on the Higgs Yukawa couplings

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Summary

Rapid Communications

Our result is valid in the Landau gauge and can be used to reduce the uncertainty in a lattice determination of the MS quark masses

INTRODUCTION
ALEXANDER BEDNYAKOV and ANDREY PIKELNER
ZSmMOM ZMm S
RESULTS AND CONCLUSION
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