Massive fermions in lattice gauge theory

AX El-Khadra, AS Kronfeld, PB Mackenzie - Physical Review D, 1997 - APS
This paper presents a formulation of lattice fermions applicable to all quark masses, large
and small. We incorporate interactions from previous light-fermion and heavy-fermion …

The anomalous magnetic moment of the muon in the Standard Model

…, M Della Morte, SI Eidelman, AX El-Khadra… - Physics reports, 2020 - Elsevier
We review the present status of the Standard Model calculation of the anomalous magnetic
moment of the muon. This is performed in a perturbative expansion in the fine-structure …

Review of lattice results concerning low-energy particle physics

…, M Della Morte, S Dürr, AX El-Khadra… - The European Physical …, 2014 - Springer
We review lattice results related to pion, kaon, D D-and B B-meson physics with the aim of
making them easily accessible to the particle-physics community. More specifically, we …

Semileptonic decays and from lattice QCD

AX El-Khadra, AS Kronfeld, PB Mackenzie, SM Ryan… - Physical Review D, 2001 - APS
We present a lattice QCD calculation of the form factors and differential decay rates for
semileptonic decays of the heavy-light mesons B and D to the final state π l ν. The results …

[PDF][PDF] Challenges in semileptonic BB decays

…, L Cao, G Ciezarek, CTH Davies, AX El-Khadra… - The European Physical …, 2020 - Springer
Two of the elements of the Cabibbo–Kobayashi–Maskawa quark mixing matrix,| V_ ub|| V
ub| and| V_ cb|| V cb|, are extracted from semileptonic B decays. The results of the B …

Review of particle physics

…, U Egede, S Eidelman, AX El-Khadra… - … of theoretical and …, 2022 - academic.oup.com
The Review summarizes much of particle physics and cosmology. Using data from previous
editions, plus 2,143 new measurements from 709 papers, we list, evaluate, and average …

Determination of the strong coupling constant from the charmonium spectrum

AX El-Khadra, G Hockney, AS Kronfeld… - Physical Review Letters, 1992 - APS
Lattice gauge theory techniques have recently achieved sufficient accuracy to permit a
determination of the strong coupling constant from the 1P-1S splitting in the charmonium …

form factors at nonzero recoil and from -flavor lattice QCD

…, CM Bouchard, C DeTar, D Du, AX El-Khadra… - Physical Review D, 2015 - APS
We present the first unquenched lattice-QCD calculation of the hadronic form factors for the
exclusive decay B¯→ D ℓ ν¯ at nonzero recoil. We carry out numerical simulations on 14 …

- and -meson leptonic decay constants from four-flavor lattice QCD

…, C Bernard, N Brown, C DeTar, AX El-Khadra… - Physical Review D, 2018 - APS
We calculate the leptonic decay constants of heavy-light pseudoscalar mesons with charm
and bottom quarks in lattice quantum chromodynamics on four-flavor QCD gauge-field …

and meson decay constants in lattice QCD

AX El-Khadra, AS Kronfeld, PB Mackenzie, SM Ryan… - Physical Review D, 1998 - APS
We have calculated the decay constants of B and D mesons with lattice QCD. We use an O
(a)-improved action that takes light quark actions as a starting point, tuned so that it can be …