Correlators of heavy-light quark currents in HQET: OPE at three loops
K. G. Chetyrkin, A. G. Grozin
TL;DR
This paper computes the coefficient functions in the operator product expansion of heavy-light quark current correlators within HQET up to three loops, advancing precision in theoretical predictions.
Contribution
It provides the first three-loop calculation of OPE coefficient functions for heavy-light quark currents in HQET, improving accuracy of theoretical models.
Findings
Coefficient functions calculated up to three loops.
Enhanced precision in HQET correlator predictions.
Supports more accurate phenomenological applications.
Abstract
Coefficient functions of the operator product expansion of correlators of HQET heavy--light quark currents are calculated up operators of dimension 4 up to to 3 loops.
Peer Reviews
No public reviews on file for this paper yet. If you reviewed it on a platform where reviews are public (OpenReview, ICLR, NeurIPS, ICML), you can paste yours below so the community can read it here.
Videos
No videos yet. Explain this paper in a talk, walkthrough, or lecture? Add one.