P. Gironella Gironell

activity

20192026

most citedObservation of an exotic narrow doubly charmed tetraquark

403 citations · 2.8k across the 74 of their papers we have counts for

collaborators

74 papers

hep-ex2026

Searches for charged-lepton-flavor violation in $χ_{b J} (1 P)$ decays

Belle, Belle II Collaborations, : +415

We report the first searches for charged-lepton-flavor violation in decays of $χ_{b J} (1 P)$ ( $J = 0, 1,$ and $2$ ) to a pair of charged leptons using 158 million $Υ (2 S)$ decays collect…

hep-ex2025

Measurement of the $C P$ asymmetry in $D^{0} \to π^{+} π^{-} π^{0}$ decays at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +400

We measure the time- and phase-space-integrated $C P$ asymmetry $A_{C P}$ in $D^{0} \to π^{+} π^{-} π^{0}$ decays reconstructed in $e^{+} e^{-} \to c c ˉ$ events collected by the Belle II experiment…

hep-ex2025

Measurement of time-dependent $C P$ asymmetries in $B^{0} \to K_{S}^{0} π^{+} π^{-} γ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +350

We present a measurement of the time-dependent $C P$ asymmetry in $B^{0} \to K_{S}^{0} π^{+} π^{-} γ$ decays using a data set of 365 fb $^{- 1}$ recorded by the Belle II experiment…

hep-ex2025

Model-agnostic likelihood for the reinterpretation of the $B^{+} \to K^{+} ν ν ˉ$ measurement at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +374

We recently measured the branching fraction of the $B^{+} \to K^{+} ν ν ˉ$ decay using 362fb $^{- 1}$ of on-resonance $e^{+} e^{-}$ collision data under the assumption of Standard…

hep-ex2025

Determination of $∣ V_{c b} ∣$ using $B \to D ℓ ν_{ℓ}$ Decays at Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +407

We present a determination of the Cabibbo-Kobayashi-Maskawa matrix element $∣ V_{c b} ∣$ from the decay $B \to D ℓ ν_{ℓ}$ using a $365 fb^{- 1}$ $e^{+} e^{-} \to Υ (4 S) \to B B ˉ$ d…

hep-ex2025★ 1 cited

Measurement of the time-integrated $C P$ asymmetry in $D^{0} \to π^{0} π^{0}$ decays at Belle II

Belle II Collaboration, I. Adachi, Y. Ahn +372

We measure the time-integrated $C P$ asymmetry, $A_{C P}$ , in $D^{0} \to π^{0} π^{0}$ decays reconstructed in $e^{+} e^{-} \to c c ˉ$ events collected by Belle II during 2019--2022. The data cor…

hep-ex2025★ 1 cited

Measurement of the time-integrated $C P$ asymmetry in $D^{0} \to K_{S}^{0} K_{S}^{0}$ decays using opposite-side flavor tagging at Belle and Belle II

Belle, Belle II Collaborations, : +378

We measure the time-integrated $C P$ asymmetry in $D^{0} \to K_{S}^{0} K_{S}^{0}$ decays reconstructed in $e^{+} e^{-} \to c c$ events collected by the Belle and Belle II exp…

hep-ex2025

Measurements of the branching fractions of $Ξ_{c}^{+} \to Σ^{+} K_{S}^{0}$ , $Ξ_{c}^{+} \to Ξ^{0} π^{+}$ , and $Ξ_{c}^{+} \to Ξ^{0} K^{+}$ at Belle and Belle II

Belle, Belle II Collaborations, : +357

Using 983.0 $fb^{- 1}$ and 427.9 $fb^{- 1}$ data samples collected with the Belle and Belle II detectors at the KEKB and SuperKEKB asymmetric energy $e^{+} e^{-}$ colliders, res…

hep-ex2024★ 5 cited

Observations of the singly Cabibbo-suppressed decays $Ξ_{c}^{+} \to p K_{S}^{0}$ , $Ξ_{c}^{+} \to Λ π^{+}$ , and $Ξ_{c}^{+} \to Σ^{0} π^{+}$ at Belle and Belle II

Belle, Belle II Collaborations, : +345

Using data samples of 983.0~ $f b^{- 1}$ and 427.9~ $f b^{- 1}$ accumulated with the Belle and Belle~II detectors operating at the KEKB and SuperKEKB asymmetric-energy $e^{+} e^{-}$ c…

hep-ex2024★ 2 cited

Observation of the decay $B^{0} \to J / ψ ω$ at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +383

We measure the branching fraction of the decay $B^{0} \to J / ψ ω$ using data collected with the Belle II detector at the SuperKEKB collider. The data contain $(387 \pm 6) \times 1 0^{6}$ …

hep-ex2024★ 4 cited

Measurement of $D^{0} - D^{0}$ mixing and search for $C P$ violation with $D^{0} \to K^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1073

A measurement of the time-dependent ratio of the $D^{0} \to K^{+} π^{-}$ to $D^{0} \to K^{+} π^{-}$ decay rates is reported. The analysis uses a sample of proton-proton…

hep-ex2023★ 22 cited

Amplitude analysis of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1082

An amplitude analysis of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay is presented using a dataset corresponding to an integrated luminosity of $4.7$ fb $^{- 1}$ of $pp$ collision data collecte…

hep-ex2023★ 11 cited

Measurement of the $D^{}$ longitudinal polarization in $B^{0} \to D^{-} τ^{+} ν_{τ}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1091

The longitudinal polarization fraction of the $D^{*}$ meson is measured in $B^{0} \to D^{*-} τ^{+} ν_{τ}$ decays, where the $τ$ lepton decays to three charged pions and a neutrino, using…

hep-ex2023★ 19 cited

Measurement of CP violation in $B^{0} \to ψ (\to ℓ^{+} ℓ^{-}) K_{S}^{0} (\to π^{+} π^{-})$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1085

A measurement of time-dependent CP violation in the decays of $B^{0}$ and $B^{0}$ mesons to the final states $J / ψ (\to μ^{+} μ^{-}) K_{S}^{0}$ , $ψ (2 S) (\to μ^{+} μ^{-}) K_{S}^{0}$ and $J/ψ(\to e^+e…

hep-ex2023★ 1 cited

Measurement of the CKM angle $γ$ in the $B^{0} \to D K^{* 0}$ channel using self-conjugate $D \to K_{S}^{0} h^{+} h^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1061

A model-independent study of CP violation in $B^{0} \to D K^{* 0}$ decays is presented using data corresponding to an integrated luminosity of 9fb $^{- 1}$ collected by the LHCb experime…

hep-ex2023★ 1 cited

Measurements of $C P$ asymmetries and branching fraction ratios of $B^{-}$ decays to two charm mesons

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1053

The $C P$ asymmetries of seven $B^{-}$ decays to two charm mesons are measured using data corresponding to an integrated luminosity of $9 fb^{- 1}$ of proton-proton collisions c…

hep-ex2023

Search for $D^{*} (2007)^{0} \to μ^{+} μ^{-}$ in $B^{-} \to π^{-} μ^{+} μ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1047

The very rare $D^{*} (2007)^{0} \to μ^{+} μ^{-}$ decay is searched for by analysing $B^{-} \to π^{-} μ^{+} μ^{-}$ decays. The analysis uses a sample of beauty mesons produced in proton-proton collisions…

hep-ex2023★ 9 cited

Measurement of the $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ differential branching fraction

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1046

The branching fraction of the rare decay $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ is measured for the first time, in the squared dimuon mass intervals, $q^{2}$ , excluding the $J / ψ$ and $ψ(2…

hep-ex2023★ 8 cited

A study of $C P$ violation in the decays $B^{\pm} \to [K^{+} K^{-} π^{+} π^{-}]_{D} h^{\pm}$ ( $h = K, π$ ) and $B^{\pm} \to [π^{+} π^{-} π^{+} π^{-}]_{D} h^{\pm}$

LHCb collaboration

The first study of $C P$ violation in the decay mode $B^{\pm} \to [K^{+} K^{-} π^{+} π^{-}]_{D} h^{\pm}$ , with $h = K, π$ , is presented, exploiting a data sample of proton-proton collisions collected b…

hep-ex2022★ 3 cited

Measurement of $Υ$ production in $pp$ collisions at $s = 5 TeV$

LHCb collaboration

The production cross-sections of $Υ$ mesons, namely $Υ (1 S)$ , $Υ (2 S)$ and $Υ (3 S)$ , in $pp$ collisions at $s = 5 TeV$ are measured with a data sample corresponding to an…

hep-ex2022★ 3 cited

First observation and branching fraction measurement of the $Λ_{b}^{0} \to D_{s}^{-} p$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1048

The first observation of the $Λ_{b}^{0} \to D_{s}^{-} p$ decay is presented using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of ${\sqrt{s}=13 \…

hep-ex2022★ 53 cited

Amplitude analysis of $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1055

Resonant contributions in $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ decays are determined with an amplitude analysis, which is performed both sepa…

hep-ex2022★ 13 cited

$J / ψ$ and $D^{0}$ production in $s_{NN}$ = 68.5 GeV PbNe collisions

LHCb Collaboration

The first measurement of $J / ψ$ and $D^{0}$ production in PbNe collisions by the LHCb experiment in its fixed-target configuration is reported. The production of $J / ψ$ and $D^{0}$ meson…

hep-ex2022★ 10 cited

Charmonium production in $p$ Ne collisions at $s_{NN} = 68.5$ GeV

LHCb Collaboration

The measurement of charmonium states produced in proton-neon ( $p$ Ne) collisions by the LHCb experiment in its fixed-target configuration is presented. The production of $J / ψ$ and $…

Searches for charged-lepton-flavor violation in χbJ​(1P) decays

Measurement of the CP asymmetry in D0→π+π−π0 decays at Belle II

Measurement of time-dependent CP asymmetries in B0→KS0​π+π−γ decays at Belle and Belle II

Model-agnostic likelihood for the reinterpretation of the B+→K+ννˉ measurement at Belle II

Determination of ∣Vcb​∣ using B→Dℓνℓ​ Decays at Belle II

Measurement of the time-integrated CP asymmetry in D0→π0π0 decays at Belle II

Measurement of the time-integrated CP asymmetry in D0→KS0​KS0​ decays using opposite-side flavor tagging at Belle and Belle II

Measurements of the branching fractions of Ξc+​→Σ+KS0​, Ξc+​→Ξ0π+, and Ξc+​→Ξ0K+ at Belle and Belle II

Observations of the singly Cabibbo-suppressed decays Ξc+​→pKS0​, Ξc+​→Λπ+, and Ξc+​→Σ0π+ at Belle and Belle II

Observation of the decay B0→J/ψω at Belle II

Measurement of D0−D0 mixing and search for CP violation with D0→K+π− decays

Amplitude analysis of the B0→K∗0μ+μ− decay

Measurement of the D∗ longitudinal polarization in B0→D∗−τ+ντ​ decays

Measurement of CP violation in B0→ψ(→ℓ+ℓ−)KS0​(→π+π−) decays

Measurement of the CKM angle γ in the B0→DK∗0 channel using self-conjugate D→KS0​h+h− decays

Measurements of CP asymmetries and branching fraction ratios of B− decays to two charm mesons

Search for D∗(2007)0→μ+μ− in B−→π−μ+μ− decays

Measurement of the Λb0​→Λ(1520)μ+μ− differential branching fraction

A study of CP violation in the decays B±→[K+K−π+π−]D​h± (h=K,π) and B±→[π+π−π+π−]D​h±

Measurement of Υ production in pp collisions at s​=5 TeV

First observation and branching fraction measurement of the Λb0​→Ds−​p decay

Amplitude analysis of B0→D0Ds+​π− and B+→D−Ds+​π+ decays

J/ψ and D0 production in sNN​​ = 68.5 GeV PbNe collisions

Charmonium production in pNe collisions at sNN​​=68.5 GeV

Searches for charged-lepton-flavor violation in $χ_{b J} (1 P)$ decays

Measurement of the $C P$ asymmetry in $D^{0} \to π^{+} π^{-} π^{0}$ decays at Belle II

Measurement of time-dependent $C P$ asymmetries in $B^{0} \to K_{S}^{0} π^{+} π^{-} γ$ decays at Belle and Belle II

Model-agnostic likelihood for the reinterpretation of the $B^{+} \to K^{+} ν ν ˉ$ measurement at Belle II

Determination of $∣ V_{c b} ∣$ using $B \to D ℓ ν_{ℓ}$ Decays at Belle II

Measurement of the time-integrated $C P$ asymmetry in $D^{0} \to π^{0} π^{0}$ decays at Belle II

Measurement of the time-integrated $C P$ asymmetry in $D^{0} \to K_{S}^{0} K_{S}^{0}$ decays using opposite-side flavor tagging at Belle and Belle II

Measurements of the branching fractions of $Ξ_{c}^{+} \to Σ^{+} K_{S}^{0}$ , $Ξ_{c}^{+} \to Ξ^{0} π^{+}$ , and $Ξ_{c}^{+} \to Ξ^{0} K^{+}$ at Belle and Belle II

Observations of the singly Cabibbo-suppressed decays $Ξ_{c}^{+} \to p K_{S}^{0}$ , $Ξ_{c}^{+} \to Λ π^{+}$ , and $Ξ_{c}^{+} \to Σ^{0} π^{+}$ at Belle and Belle II

Observation of the decay $B^{0} \to J / ψ ω$ at Belle II

Measurement of $D^{0} - D^{0}$ mixing and search for $C P$ violation with $D^{0} \to K^{+} π^{-}$ decays

Amplitude analysis of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

Measurement of the $D^{}$ longitudinal polarization in $B^{0} \to D^{-} τ^{+} ν_{τ}$ decays

Measurement of CP violation in $B^{0} \to ψ (\to ℓ^{+} ℓ^{-}) K_{S}^{0} (\to π^{+} π^{-})$ decays

Measurement of the CKM angle $γ$ in the $B^{0} \to D K^{* 0}$ channel using self-conjugate $D \to K_{S}^{0} h^{+} h^{-}$ decays

Measurements of $C P$ asymmetries and branching fraction ratios of $B^{-}$ decays to two charm mesons

Search for $D^{*} (2007)^{0} \to μ^{+} μ^{-}$ in $B^{-} \to π^{-} μ^{+} μ^{-}$ decays

Measurement of the $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ differential branching fraction

A study of $C P$ violation in the decays $B^{\pm} \to [K^{+} K^{-} π^{+} π^{-}]_{D} h^{\pm}$ ( $h = K, π$ ) and $B^{\pm} \to [π^{+} π^{-} π^{+} π^{-}]_{D} h^{\pm}$

Measurement of $Υ$ production in $pp$ collisions at $s = 5 TeV$

First observation and branching fraction measurement of the $Λ_{b}^{0} \to D_{s}^{-} p$ decay

Amplitude analysis of $B^{0} \to D^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ decays

$J / ψ$ and $D^{0}$ production in $s_{NN}$ = 68.5 GeV PbNe collisions

Charmonium production in $p$ Ne collisions at $s_{NN} = 68.5$ GeV