Do we understand the unquenched value of fB?

Abstract

I review our qualitative understanding of the increase in the value of the B meson decay constant (fB), when dynamical fermions are included in lattice QCD calculations.

4 pages. Talk at UK Phenomenology Workshop on Heavy Flavour and CP Violation, Durham, 17 - 22 September 2000 (Minor typo fixed)

References in corpus (7)

• QCD forces and heavy quark bound states
• Quenched Light Hadron Spectrum
• The static quark potential in three flavor QCD
• Heavy Quark Physics on the Lattice
• B meson leptonic decay constant with quenched lattice NRQCD
• Scaling and Further Tests of Heavy Meson Decay Constant Determinations from Nonrelativistic QCD
• Determining gA using non-perturbatively O(a) improved Wilson fermions

Cited by in corpus (2)

• B-\bar{B} Mixing and b Hadron Lifetimes from Lattice QCD
• A Comparative Study of $f_B$ within QCD Sum Rules with Two Typical Correlators up to Next-to-Leading Order