H. Chang

works on

B meson decays 1 cp violation 1 flavor physics 1 lhcb experiment 1 penguin contributions 1 time-dependent asymmetry 1

From the 1 of 10 linked papers with an AI index.

collaborators

10 papers

hep-ex2026

Observation of $C P$ violation in $B^{0} \to J / I ¨ I ¨ (770)^{0}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1172

The LHCb collaboration measures the time‑dependent CP asymmetry in B⁰ → J/ψ ρ⁰ decays, reporting the first observation of CP violation in this channel and determining the effective…

hep-ex2026

$B$ -jet fragmentation with $B^{\pm} \to J / I ¨ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1166

The collinear and transverse-momentum-dependent jet fragmentation function and the radial profile for $B^{\pm}$ mesons in jets are measured. The $B^{\pm}$ mesons are reconstructed…

hep-ex2026

Observation of the decay $I ¨ _{c 1} (3872) \to J / I ¨ I^¼^{+} I^¼^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1184

The first observation of the $I ¨ _{c 1} (3872) \to J / I ¨ I^¼^{+} I^¼^{-}$ decay is reported using proton-proton collision data recorded with the LHCb detector corr…

hep-ex2026

First observation of $C P$ violation and measurement of polarization in $B^{+} \to I ¨ (770)^{0} K^{*} (892)^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1183

An amplitude analysis of the $B^{+} \to (I ¨ ^{+} I ¨ ^{-}) (K_{S}^{0} I ¨ ^{+})$ decay is performed in the mass regions $0.30 < m_{I ¨ ^{+} I ¨ ^{-}} < 1.10 GeV / c^{2}$ and $0.75 < m_{K^0_{\mat…

hep-ex2026

Measurement of the branching fraction of the $I^_{b}^{0} \to J / I ¨ I^$ decay and isospin asymmetry of $B \to J / I ¨ K$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1193

This paper describes a measurement of the $I^_{b}^{0} \to J / I ¨ I^$ branching fraction using data collected with the LHCb experiment in proton-proton collisions from 2016 to 2018. The dat…

hep-ex2026

Measurement of the local and nonlocal amplitudes in $B^{+} \to K^{+} I^¼^{+} I^¼^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

This paper presents a thorough study of the local and nonlocal amplitudes in $B^{+} \to K^{+} I^¼^{+} I^¼^{-}$ transitions through an amplitude analysis of the dimuon mass spectrum of the deca…

Observation of CP violation in B0→J/I¨I¨(770)0 decays

B-jet fragmentation with B±→J/I¨K± decays in s​=13 TeV pp collisions at LHCb

Observation of the decay I¨c1​(3872)→J/I¨I^¼+I^¼−

First observation of CP violation and measurement of polarization in B+→I¨(770)0K∗(892)+ decays

Measurement of the branching fraction of the I^b0​→J/I¨I^ decay and isospin asymmetry of B→J/I¨K decays

Measurement of the local and nonlocal amplitudes in B+→K+I^¼+I^¼− decays

Observation of $C P$ violation in $B^{0} \to J / I ¨ I ¨ (770)^{0}$ decays

$B$ -jet fragmentation with $B^{\pm} \to J / I ¨ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

Observation of the decay $I ¨ _{c 1} (3872) \to J / I ¨ I^¼^{+} I^¼^{-}$

First observation of $C P$ violation and measurement of polarization in $B^{+} \to I ¨ (770)^{0} K^{*} (892)^{+}$ decays

Measurement of the branching fraction of the $I^_{b}^{0} \to J / I ¨ I^$ decay and isospin asymmetry of $B \to J / I ¨ K$ decays

Measurement of the local and nonlocal amplitudes in $B^{+} \to K^{+} I^¼^{+} I^¼^{-}$ decays