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Abstract
We present a new measurement of the bottom quark mass in the MSbar scheme at the renormalization scale of the Higgs boson mass from measurements of Higgs boson decay rates at the LHC: mb(mH ) = 2.60+0.36−0.31 GeV. The measurement has a negligible theory uncertainty and excellent prospects to improve at the HL-LHC and a future Higgs factory. Confronting this result, and mb(mb) from low-energy measurements and mb(mZ ) from Z−pole data, with the prediction of the scale evolution of the renormalization group equations, we find strong evidence for the ”running” of the bottom quark mass.
Original language | English |
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Article number | 122001 |
Number of pages | 7 |
Journal | Physical Review Letters |
Volume | 128 |
Issue number | 12 |
DOIs | |
Publication status | Published - 25 Mar 2022 |
Austrian Fields of Science 2012
- 103034 Particle physics
Keywords
- ANOMALOUS DIMENSION
- CORRELATOR
- DELPHI DETECTOR
- E(+)E(-)
- HADRONIC DECAY WIDTH
- QCD CORRECTIONS
- RADIATIVE-CORRECTIONS
- SCALAR CURRENTS
- SCATTERING
- TO-LEADING-ORDER
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Dive into the research topics of 'mb at mH: The Running Bottom Quark Mass and the Higgs Boson'. Together they form a unique fingerprint.Projects
- 2 Finished
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Schwere Quarkmassen von Jets mit effektiven Feldtheorien
20/06/16 → 19/12/20
Project: Research funding
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