A More Improved Lattice Action for Heavy Quarks
M.B. Oktay, A.X. El-Khadra, A.S. Kronfeld, P.B. Mackenzie
TL;DR
This paper develops an improved lattice action for heavy quarks by extending the Fermilab formalism, providing matching calculations for improvement couplings, and estimating associated discretization errors.
Contribution
The paper introduces a more refined lattice action for heavy quarks, enhancing the Fermilab formalism with new matching calculations and error estimates.
Findings
Improved heavy quark lattice action developed.
Matching calculations for improvement couplings provided.
Discretization errors estimated for the new action.
Abstract
We extend the Fermilab formalism for heavy quarks to develop a more improved action. We give results of matching calculations of the improvement couplings at tree level. Finally, we estimate the discretization errors associated with the new action.
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