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29 October 2025 to 2 November 2025
河南省新乡市 (Xinxiang, Henan)
Asia/Shanghai timezone

Study of charmless B->VV decays at LHCb

1 Nov 2025, 16:40
20m
茉莉厅

茉莉厅

LHCb Parallel 3

Speaker

星昱 童 (Peking University)

Description

Charmless B-meson decays into two vector mesons, B → VV, serve as a powerful probe for the dynamics of weak and strong interactions through their angular distributions. This report will introduce recent LHCb results on B → VV decays, including:

  1. First observation of CP violation and measurement of polarization in B+ → ρ(770)0 K*(892)+ decays
  2. Measurement of the branching fractions and longitudinal polarisations of B(s)0 → K(892)0 K\bar(892)0
    decays
  3. Measurement of CP violation in Bs0 → ϕϕ and search for B0 → ϕϕ

Primary author

星昱 童 (Peking University)

Presentation materials