The normalization of the leading IR renormalon in the heavy quark chromomagnetic moment is fixed, enabling hyperasymptotic hyperfine splitting calculations for ground-state B and D mesons and yielding the fitted value hat mu^2_{G,PV} = 0.507(7) GeV^2.
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The top-quark pole mass is determined to be 172.80 ± 0.26 GeV from a global NNPDF analysis at approximate N³LO QCD including NLO QED, EW, and toponium corrections.
1-loop lattice PT improvement of Wilson loops enhances precision in extracting α_s from the static energy using TUMQCD (2+1)-flavor lattice data.
The FLAG 2024 review provides updated averages of lattice QCD determinations for quark masses, decay constants, form factors, mixing parameters, and nucleon matrix elements.
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The chromomagnetic moment of a heavy quark with hyperasymptotic precision
The normalization of the leading IR renormalon in the heavy quark chromomagnetic moment is fixed, enabling hyperasymptotic hyperfine splitting calculations for ground-state B and D mesons and yielding the fitted value hat mu^2_{G,PV} = 0.507(7) GeV^2.
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A Determination of the Top Mass from a Global PDF Analysis
The top-quark pole mass is determined to be 172.80 ± 0.26 GeV from a global NNPDF analysis at approximate N³LO QCD including NLO QED, EW, and toponium corrections.
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Strong coupling constant from the 1-loop improved static energy
1-loop lattice PT improvement of Wilson loops enhances precision in extracting α_s from the static energy using TUMQCD (2+1)-flavor lattice data.
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FLAG Review 2024
The FLAG 2024 review provides updated averages of lattice QCD determinations for quark masses, decay constants, form factors, mixing parameters, and nucleon matrix elements.