Status of the computation of fBs, fBd, xi and g
Damir Becirevic
TL;DR
This paper reviews the current computational status of neutral B-meson mixing amplitudes, focusing on decay constants and related parameters, providing updated numerical values and insights into heavy-light meson properties.
Contribution
It offers a comprehensive review of recent calculations of B-meson mixing parameters and decay constants, highlighting progress and remaining challenges in the field.
Findings
Updated values for B-meson decay constants
Computed coupling of pion to heavy-light mesons
Summary of the current computational techniques
Abstract
Current status of the computation of the neutral B-meson mixing amplitudes, with particular attention to the heavy-light meson decay constants, is reviewed. The values for these quantities, as well as for the coupling of the pion to the lowest doublet of heavy-light mesons, are given.
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Taxonomy
TopicsQuantum Chromodynamics and Particle Interactions · Particle physics theoretical and experimental studies · High-Energy Particle Collisions Research