K. Hennessy

activity

20242026

most citedFirst measurement of time-dependent $CP$ violation in the flavor-changing neutral-current decay $B^{0}\rightarrow K_{S}^{0}Î¼^{+}Î¼^{-}$

1 citations · 1 across the 2 of their papers we have counts for

collaborators

53 papers

hep-ex2026★ 1 cited

First measurement of time-dependent $C P$ violation in the flavor-changing neutral-current decay $B^{0} \to K_{S}^{0} I^¼^{+} I^¼^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1165

A flavor-tagged time-dependent analysis of $B^{0} \to K_{S}^{0} I^¼^{+} I^¼^{-}$ decays is performed across the full dimuon mass range excluding the $J / I ¨ $ and $I ¨ (2 S)$ resonanc…

hep-ex2026

Differential measurement of the branching fraction and $C P$ asymmetry of the decay $B^{\pm} \to I ¨ ^{\pm} I^¼^{+} I^¼^{-}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

Differential measurements of the branching fraction and $C P$ asymmetry of the decay $B^{\pm} \to I ¨ ^{\pm} I^¼^{+} I^¼^{-}$ are performed in intervals of the dimuon mass squared, $q^{2}$ , using…

hep-ex2026

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / I ¨ I ¨ ^{+} I^½_{I ¨} ) / B (B_{c}^{+} \to J / I ¨ I^¼^{+} I^½_{I^} ¼)$

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

A measurement of the ratio of semileptonic branching fractions $R (J I ¨ )$ , defined as $\mathcal{R}(J/Ï) \equiv \mathcal{B}(B_c^+ \to J/ÏÏ^+ Î½_Ï)/\mathcal{B}(B_c^+ \to…

hep-ex2026

Probing the nature of the $I ¨ _{c 1} (3872)$ state using radiative decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1097

The radiative decays $I ¨ _{c 1} (3872) \to I ¨ (2 S) I^^{3}$ and $I ¨ _{c 1} (3872) \to J / I ¨ I^^{3}$ are used to probe the~nature of the~ $I ¨ _{c 1} (3872)$ state using proton-proton collisio…

hep-ex2026

Searches for $B^{0} \to K^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ and $B_{s}^{0} \to K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1185

The first searches for $B^{0} \to K^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ and $B_{s}^{0} \to K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}$ decays at the LHCb experiment are conducted with $pp$ collision data corresponding to an integrated lu…

hep-ex2026

Precision measurement of CP violation and branching fractions in $B^{\pm} \to K_{S}^{0} h^{\pm}$ $(h = I ¨ , K)$ decays and search for the rare decay $B_{c}^{\pm} \to K_{S}^{0} K^{\pm}$

R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta +1177

The decay $B^{\pm} \to K_{S}^{0} I ¨ ^{\pm}$ , with a $C P$ asymmetry expected to be close to zero in the Standard Model, is theoretically clean and sensitive to potential new p…

First measurement of time-dependent CP violation in the flavor-changing neutral-current decay B0→KS0​I^¼+I^¼−

Differential measurement of the branching fraction and CP asymmetry of the decay B±→I¨±I^¼+I^¼−

Measurement of the ratio of branching fractions B(Bc+​→J/I¨I¨+I^½I¨​)/B(Bc+​→J/I¨I^¼+I^½I^​¼)

Probing the nature of the I¨c1​(3872) state using radiative decays

Searches for B0→K+I¨−I¨+I¨− and Bs0​→K+K−I¨+I¨− decays

Precision measurement of CP violation and branching fractions in B±→KS0​h± (h=I¨,K) decays and search for the rare decay Bc±​→KS0​K±

First measurement of time-dependent $C P$ violation in the flavor-changing neutral-current decay $B^{0} \to K_{S}^{0} I^¼^{+} I^¼^{-}$

Differential measurement of the branching fraction and $C P$ asymmetry of the decay $B^{\pm} \to I ¨ ^{\pm} I^¼^{+} I^¼^{-}$

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / I ¨ I ¨ ^{+} I^½_{I ¨} ) / B (B_{c}^{+} \to J / I ¨ I^¼^{+} I^½_{I^} ¼)$

Probing the nature of the $I ¨ _{c 1} (3872)$ state using radiative decays

Searches for $B^{0} \to K^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ and $B_{s}^{0} \to K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}$ decays

Precision measurement of CP violation and branching fractions in $B^{\pm} \to K_{S}^{0} h^{\pm}$ $(h = I ¨ , K)$ decays and search for the rare decay $B_{c}^{\pm} \to K_{S}^{0} K^{\pm}$