S. Cadeddu

activity

20092026

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 32k across the 646 of their papers we have counts for

collaborators

Showing 2016Show all

45 papers · 1 filter

hep-ex2016★ 66 cited

Measurement of the CKM angle $γ$ from a combination of LHCb results

LHCb collaboration, R. Aaij, B. Adeva +765

A combination of measurements sensitive to the CKM angle $γ$ from LHCb is performed. The inputs are from analyses of time-integrated $B^{+} \to D K^{+}$ , $B^{0} \rightarrow D K…

hep-ex2016★ 5 cited

Search for the $B_{s}^{0} \to η^{'} ϕ$ decay

LHCb collaboration, R. Aaij, B. Adeva +763

A search for the charmless $B_{s}^{0} \to η^{'} ϕ$ decay is performed using $pp$ collision data collected by the LHCb experiment at centre-of-mass energies of $7$ and $8$ TeV,…

hep-ex2016★ 21 cited

Observation of $B_{c}^{+} \to J / ψ D^{()} K^{()}$ decays

LHCb collaboration, R. Aaij, B. Adeva +764

A search for the decays $B_{c}^{+} \to J / ψ D^{(*) 0} K^{+}$ and $B_{c}^{+} \to J / ψ D^{(*) +} K^{* 0}$ is performed with data collected at the LHCb experiment corresponding to an integrated lumino…

hep-ex2016★ 66 cited

Measurement of the phase difference between short- and long-distance amplitudes in the $B^{+} \to K^{+} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, B. Adeva +764

A measurement of the phase difference between the short- and long-distance contributions to the $B^{+} \to K^{+} μ^{+} μ^{-}$ decay is performed by analysing the dimuon mass distribut…

hep-ex2016★ 7 cited

Measurement of the ratio of branching fractions and difference in $C P$ asymmetries of the decays $B^{+} \to J / ψ π^{+}$ and $B^{+} \to J / ψ K^{+}$

LHCb collaboration, R. Aaij, B. Adeva +764

The ratio of branching fractions and the difference in $C P$ asymmetries of the decays $B^{+} \to J / ψ π^{+}$ and $B^{+} \to J / ψ K^{+}$ are measured using a data sample of $pp$ collisions collec…

hep-ex2016★ 15 cited

Search for $C P$ violation in the phase space of $D^{0} \to π^{+} π^{-} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +769

A search for time-integrated $C P$ violation in the Cabibbo-suppressed decay $\mbox{$D^0\rightarrowπ^+π^-π^+π^-$}$ is performed using an unbinned, model-independent technique known…

hep-ex2016★ 12 cited

Evidence for the two-body charmless baryonic decay $B^{+} \to p Λ ˉ$

LHCb collaboration, R. Aaij, B. Adeva +767

A search for the rare two-body charmless baryonic decay $B^{+} \to p Λ ˉ$ is performed with $pp$ collision data, corresponding to an integrated luminosity of $3\,\mbox{fb}^{-1}$, c…

hep-ex2016

Measurements of charm mixing and $C P$ violation using $D^{0} \to K^{\pm} π^{\mp}$ decays

LHCb collaboration, R. Aaij, B. Adeva +766

Measurements of charm mixing and $C P$ violation parameters from the decay-time-dependent ratio of $D^{0} \to K^{+} π^{-}$ to $D^{0} \to K^{-} π^{+}$ decay rates and the charge-conjugate…

hep-ex2016★ 19 cited

Measurement of forward $t t$ , $W + b b$ and $W + c c$ production in $pp$ collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +767

The production of $t t$ , $W + b b$ and $W + c c$ is studied in the forward region of proton-proton collisions collected at a centre-of-mass energy of 8 Te…

hep-ex2016★ 20 cited

New algorithms for identifying the flavour of $B^{0}$ mesons using pions and protons

LHCb collaboration, R. Aaij, B. Adeva +767

Two new algorithms for use in the analysis of $pp$ collision are developed to identify the flavour of $B^{0}$ mesons at production using pions and protons from the hadronization proc…

hep-ex2016★ 31 cited

Observation of the decay $B_{s}^{0} \to ϕ π^{+} π^{-}$ and evidence for $B^{0} \to ϕ π^{+} π^{-}$

LHCb collaboration, R. Aaij, B. Adeva +764

The first observation of the rare decay $B_{s}^{0} \to ϕ π^{+} π^{-}$ and evidence for $B^{0} \to ϕ π^{+} π^{-}$ are reported, using $pp$ collision data recorded by the LHCb detector at centre-of-mas…

hep-ex2016★ 11 cited

Search for the $C P$ -violating strong decays $η \to π^{+} π^{-}$ and $η^{'} (958) \to π^{+} π^{-}$

LHCb collaboration, R. Aaij, B. Adeva +769

A search for the $C P$ -violating strong decays $η \to π^{+} π^{-}$ and $η^{'} (958) \to π^{+} π^{-}$ has been performed using approximately $2.5 \times 1 0^{7}$ events of each of the decays…

hep-ex2016★ 5 cited

Observation of $B^{+} \to J / ψ 3 π^{+} 2 π^{-}$ and $B^{+} \to ψ (2 S) π^{+} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +767

The decays $B^{+} \to J / ψ 3 π^{+} 2 π^{-}$ and $B^{+} \to ψ (2 S) π^{+} π^{+} π^{-}$ are observed for the first time using a data sample corresponding to an integrated luminosity of $3.0f…

hep-ex2016★ 117 cited

Measurement of matter-antimatter differences in beauty baryon decays

LHCb collaboration, R. Aaij, B. Adeva +762

Differences in the behaviour of matter and antimatter have been observed in $K$ and $B$ meson decays, but not yet in any baryon decay. Such differences are associated with the non-…

hep-ex2016★ 43 cited

Search for Higgs-like bosons decaying into long-lived exotic particles

LHCb collaboration, R. Aaij, B. Adeva +736

A search is presented for massive long-lived particles, in the 20-60 GeV mass range with lifetimes between 5 and 100 ps. The dataset used corresponds to 0.62 1\fb of proton-proton…

hep-ex2016★ 35 cited

First experimental study of photon polarization in radiative $B_{s}^{0}$ decays

LHCb collaboration, R. Aaij, B. Adeva +765

The polarization of photons produced in radiative $B_{s}^{0}$ decays is studied for the first time. The data are recorded by the LHCb experiment in $pp$ collisions corresponding to…

hep-ex2016★ 44 cited

First study of the CP-violating phase and decay-width difference in $B_{s}^{0} \to ψ (2 S) ϕ$ decays

LHCb collaboration, R. Aaij, B. Adeva +765

A time-dependent angular analysis of $B_{s}^{0} \to ψ (2 S) ϕ$ decays is performed using data recorded by the LHCb experiment. The data set corresponds to an integrated luminosity of 3.0\in…

hep-ex2016★ 48 cited

Measurement of forward $W \to e ν$ production in $pp$ collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +763

A measurement of the cross-section for $W \to e ν$ production in $pp$ collisions is presented using data corresponding to an integrated luminosity of $2$ fb $^{- 1}$ collected by the…

hep-ex2016★ 112 cited

Amplitude analysis of $B^{-} \to D^{+} π^{-} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +763

The Dalitz plot analysis technique is used to study the resonant substructures of $B^{-} \to D^{+} π^{-} π^{-}$ decays in a data sample corresponding to 3.0 $fb^{- 1}$ of $pp$ …

hep-ex2016★ 92 cited

Search for structure in the $B_{s}^{0} π^{\pm}$ invariant mass spectrum

LHCb collaboration, R. Aaij, B. Adeva +761

The $B_{s}^{0} π^{\pm}$ invariant mass distribution is investigated in order to search for possible exotic meson states. The analysis is based on a data sample recorded with the LHCb dete…

hep-ex2016★ 31 cited

Observation of $η_{c} (2 S) \to p p ˉ$ and search for $X (3872) \to p p ˉ$ decays

LHCb collaboration, R. Aaij, B. Adeva +750

The first observation of the decay $η_{c} (2 S) \to p p ˉ$ is reported using proton-proton collision data corresponding to an integrated luminosity of $3.0 f b^{- 1}$ recorded…

hep-ex2016★ 41 cited

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / ψ K^{+}) / B (B_{c}^{+} \to J / ψ π^{+})$

LHCb collaboration, R. Aaij, B. Adeva +755

The ratio of branching fractions $R_{K / π} \equiv B (B_{c}^{+} \to J / ψ K^{+}) / B (B_{c}^{+} \to J / ψ π^{+})$ is measured with $pp$ collision data collected by the LHCb…

hep-ex2016★ 46 cited

Measurement of the forward Z boson production cross-section in pp collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, B. Adeva +759

A measurement of the production cross-section of Z bosons in pp collisions at $s = 13$ TeV is presented using dimuon and dielectron final states in LHCb data. The cross-sect…

hep-ex2016★ 13 cited

Measurement of the $B_{s}^{0} \to J / ψ η$ lifetime

LHCb collaboration, R. Aaij, B. Adeva +753

Using a data set corresponding to an integrated luminosity of $3 f b^{- 1}$ , collected by the LHCb experiment in $pp$ collisions at centre-of-mass energies of 7 and 8 TeV, the effect…

Measurement of the CKM angle γ from a combination of LHCb results

Search for the Bs0​→η′ϕ decay

Observation of Bc+​→J/ψD(∗)K(∗) decays

Measurement of the phase difference between short- and long-distance amplitudes in the B+→K+μ+μ− decay

Measurement of the ratio of branching fractions and difference in CP asymmetries of the decays B+→J/ψπ+ and B+→J/ψK+

Search for CP violation in the phase space of D0→π+π−π+π− decays

Evidence for the two-body charmless baryonic decay B+→pΛˉ

Measurements of charm mixing and CP violation using D0→K±π∓ decays

Measurement of forward tt, W+bb and W+cc production in pp collisions at s​=8 TeV

New algorithms for identifying the flavour of B0 mesons using pions and protons

Observation of the decay Bs0​→ϕπ+π− and evidence for B0→ϕπ+π−

Search for the CP-violating strong decays η→π+π− and η′(958)→π+π−

Observation of B+→J/ψ3π+2π− and B+→ψ(2S)π+π+π− decays

Measurement of matter-antimatter differences in beauty baryon decays

Search for Higgs-like bosons decaying into long-lived exotic particles

First experimental study of photon polarization in radiative Bs0​ decays

First study of the CP-violating phase and decay-width difference in Bs0​→ψ(2S)ϕ decays

Measurement of forward W→eν production in pp collisions at s​=8TeV

Amplitude analysis of B−→D+π−π− decays

Search for structure in the Bs0​π± invariant mass spectrum

Observation of ηc​(2S)→ppˉ​ and search for X(3872)→ppˉ​ decays

Measurement of the ratio of branching fractions B(Bc+​→J/ψK+)/B(Bc+​→J/ψπ+)

Measurement of the forward Z boson production cross-section in pp collisions at s​=13 TeV

Measurement of the Bs0​→J/ψη lifetime

Measurement of the CKM angle $γ$ from a combination of LHCb results

Search for the $B_{s}^{0} \to η^{'} ϕ$ decay

Observation of $B_{c}^{+} \to J / ψ D^{()} K^{()}$ decays

Measurement of the phase difference between short- and long-distance amplitudes in the $B^{+} \to K^{+} μ^{+} μ^{-}$ decay

Measurement of the ratio of branching fractions and difference in $C P$ asymmetries of the decays $B^{+} \to J / ψ π^{+}$ and $B^{+} \to J / ψ K^{+}$

Search for $C P$ violation in the phase space of $D^{0} \to π^{+} π^{-} π^{+} π^{-}$ decays

Evidence for the two-body charmless baryonic decay $B^{+} \to p Λ ˉ$

Measurements of charm mixing and $C P$ violation using $D^{0} \to K^{\pm} π^{\mp}$ decays

Measurement of forward $t t$ , $W + b b$ and $W + c c$ production in $pp$ collisions at $s = 8$ TeV

New algorithms for identifying the flavour of $B^{0}$ mesons using pions and protons

Observation of the decay $B_{s}^{0} \to ϕ π^{+} π^{-}$ and evidence for $B^{0} \to ϕ π^{+} π^{-}$

Search for the $C P$ -violating strong decays $η \to π^{+} π^{-}$ and $η^{'} (958) \to π^{+} π^{-}$

Observation of $B^{+} \to J / ψ 3 π^{+} 2 π^{-}$ and $B^{+} \to ψ (2 S) π^{+} π^{+} π^{-}$ decays

First experimental study of photon polarization in radiative $B_{s}^{0}$ decays

First study of the CP-violating phase and decay-width difference in $B_{s}^{0} \to ψ (2 S) ϕ$ decays

Measurement of forward $W \to e ν$ production in $pp$ collisions at $s = 8$ TeV

Amplitude analysis of $B^{-} \to D^{+} π^{-} π^{-}$ decays

Search for structure in the $B_{s}^{0} π^{\pm}$ invariant mass spectrum

Observation of $η_{c} (2 S) \to p p ˉ$ and search for $X (3872) \to p p ˉ$ decays

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / ψ K^{+}) / B (B_{c}^{+} \to J / ψ π^{+})$

Measurement of the forward Z boson production cross-section in pp collisions at $s = 13$ TeV

Measurement of the $B_{s}^{0} \to J / ψ η$ lifetime