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Publications (232)

hep-ex2012

First observation of the decay $B^0_s \rightarrow K^{0} \bar{K]^{0}$

LHCb Collaboration, R. Aaij, C. Abellan Beteta +584

The first observation of the decay $\kstarkstar$ is reported using 35\invpb of data collected by LHCb in proton-proton collisions at a centre-of-mass energy of 7 TeV. A total of $4…

nucl-ex2021

Single $I ¨ ^{0}$ Production Off Neutrons Bound in Deuteron with Linearly Polarized Photons

C. Mullen, S. Gardner, D. I. Glazier +79

The quasifree $I^^{3} d \to I ¨ ^{0} n (p)$ photon beam asymmetry, $I^£$ , has been measured at photon energies, $E_{I^}^{3}$ , from 390 to 610 MeV, corresponding to center of mass energ…

hep-ex2012

Measurement of the Ds+ - Ds- production asymmetry in 7 TeV pp collisions

LHCb collaboration, R. Aaij, C. Abellan Beteta +605

Heavy quark production in 7 TeV centre-of-mass energy pp collisions at the LHC is not necessarily flavour symmetric. The production asymmetry, A_P, between Ds+ and Ds- mesons is st…

hep-ex2014

Evidence for the decay $B_{c}^{+} \to J / I ¨ 3 I ¨ ^{+} 2 I ¨ ^{-}$

LHCb collaboration, R. Aaij, B. Adeva +686

Evidence is presented for the decay $B_{c} + \to J / I ¨ 3 I ¨ ^{+} 2 I ¨ ^{-}$ using proton-proton collision data, corresponding to an integrated luminosity of 3fb $^{- 1}$ , collected with the…

hep-ex2011

Determination of f_s/f_d for 7 TeV pp collisions and a measurement of the branching fraction of the decay Bd->D-K+

LHCb Collaboration, R. Aaij, B. Adeva +548

The relative abundance of the three decay modes $B_{d} \to D^{-} K^{+}$ , $B_{d} \to D^{-} I ¨ ^{+}$ and $B_{s} \to D_{s}^{-} I ¨ ^{+}$ produced in 7 TeV $pp$ collisions at the LHC is determined from data…

Publications (232)

First observation of the decay $B^0_s \rightarrow K^{*0} \bar{K]^{*0}$

Single I¨0 Production Off Neutrons Bound in Deuteron with Linearly Polarized Photons

Measurement of the Ds+ - Ds- production asymmetry in 7 TeV pp collisions

Evidence for the decay Bc+​→J/I¨3I¨+2I¨−

Determination of f_s/f_d for 7 TeV pp collisions and a measurement of the branching fraction of the decay Bd->D-K+

Production of J/psi and Upsilon mesons in pp collisions at sqrt(s) = 8 TeV

First observation of the decay Bs2∗​(5840)0→B∗+K− and studies of excited Bs​ mesons

Observation of excited Lambda_b0 baryons

Measurement of the Bs0​→I^¼+I^¼− branching fraction and search for B0→I^¼+I^¼− decays at the LHCb experiment

First evidence for the decay Bs -> mu+ mu-

Search for Majorana neutrinos in B−→I¨+I^¼−I^¼− decays

First observation of the decay Bc+ to J/psi pi+pi-pi+

Measurements of the branching fractions of the decays Bs0​→Ds∓​K± and Bs0​→Ds−​I¨+

Observation of X(3872) production in pp collisions at sqrt(s)= 7 TeV

Measurement of the isospin asymmetry in B→K(∗)I^¼+I^¼− decays

Observation of a resonance in B+→K+I^¼+I^¼− decays at low recoil

Measurement of the cross-section for Z->e+e- production in pp collisions at sqrt{s}=7TeV

First observation of Bs -> J/psi f0(980) decays

Study of B0 -> D*- pi+ pi- pi+ and B0 -> D*- K+ pi- pi+ decays

Measurement of the Bˉs0​→Ds−​Ds+​ and Bˉs0​→D−Ds+​ effective lifetimes

Search for the decay Bs -> D*-+ Ï+-

Helicity-dependent cross sections for the photoproduction of I¨0 pairs from nucleons

Measurements of Bc+​ production and mass with the Bc+​→J/I¨I¨+ decay

Measurement of resonant and CP components in Bs0​→J/I¨I¨+I¨− decays

Observation of the Bs0​→J/I¨KS0​K±I¨∓ decay

Quantum numbers of the X(3872) state and orbital angular momentum in its I¨0JI¨ decay

Search for the lepton-flavour violating decays Bs0​→e±I^¼∓ and B0→e±I^¼∓

First measurement of polarisation transfer Cx′n​ in deuteron photodisintegration

Differential branching fraction and angular analysis of the decay B0→K∗0I^¼+I^¼−

Measurement of J/psi production in pp collisions at sqrt(s)=2.76 TeV

Observation of J/I¨ pair production in pp collisions at s​=7TeV

Search for CP violation in D+ -> phi pi+ and Ds+ -> Ks pi+ decays

Measurement of the inclusive phi cross-section in pp collisions at sqrt(s) = 7 TeV

First evidence for the annihilation decay mode B+→Ds+​I¨

Measurement of J/I¨ polarization in pp collisions at s​=7 TeV

Evidence for CP violation in time-integrated D0 -> h-h+ decay rates

Updated measurements of exclusive J/I¨ and I¨(2S) production cross-sections in pp collisions at s​=7 TeV

Search for the rare decay D0→I^¼+I^¼−

Precision measurement of the ratio of the I^b0​ to B0 lifetimes

Measurement of the Gerasimov-Drell-Hearn integrand for proton and deuteron from 200 to 1400 MeV

A study of CP violation in B±→DK± and B±→DI¨± decays with D→KS0​K±I¨∓ final states

Observation of Bs -> J/Ïf'2(1525) in J/ÏK+K- final states

Measurement of the effective Bs0​→K+K− lifetime

First evidence for the two-body charmless baryonic decay B0→ppˉ​

Measurement of mixing and CP violation parameters in two-body charm decays

Measurement of Compton scattering at MAMI for the extraction of the electric and magnetic polarizabilities of the proton

Updated measurements of absolute D+ and D0 hadronic branching fractions and I¨(e+e−→DD) at Ecm​=3774 MeV

Measurement of CP violation and the B_s^0 meson decay width difference with B_s^0\to J/ÏK^+ K^- and B_s^0\to J/ÏÏ^+Ï^- decays

Measurement of the differential branching fraction of the decay I^b0​→I^I^¼+I^¼−

Differential branching fraction and angular analysis of the B+→K+I^¼+I^¼− decay

Prompt K_short production in pp collisions at sqrt(s)=0.9 TeV

Absolute luminosity measurements with the LHCb detector at the LHC

Analysis of D+ to K- pi+ e+ nu_e and D+ to K- pi+ mu+ nu_mu Semileptonic Decays

First observation of the decay Bc+​→J/I¨K+

Measurement of the B0--Bˉ0 oscillation frequency I^md​ with the decays B0→D−I¨+ and B0→J/I¨K∗0

Measurement of D0-D0bar mixing parameters and search for CP violation using D0->K+pi- decays

First measurement of time-dependent CP violation in Bs -> K+K- decays

Observation of the decay Bc​→J/I¨K+K−I¨+

Measurement of the Bs0​→J/I¨KS0​ branching fraction

Study of beauty hadron decays into pairs of charm hadrons

Search for rare B(s)0​→I^¼+I^¼−I^¼+I^¼− decays

Measurement of the fraction of \Y1S originating from \chib1P decays in pp collisions at $\sqrt{s} = 7\tev$

Measurement of the CP-violating phase phi_s in the decay Bs->J/psi phi

Differential branching fraction and angular analysis of the decay Bs0​→I¨I^¼+I^¼−

Search for the rare decays Bs -> mu+ mu- and B0 -> mu+ mu-

Measurement of the CP asymmetry in B0 -> K*0 mu+ mu- decays

Measurement of CP violation and constraints on the CKM angle I^3 in B±→DK± with D→KS0​I¨+I¨− decays

First observation of the decay B+→I¨+I^¼+I^¼−

Angular analysis of charged and neutral B→KI^¼+I^¼− decays

Measurement of CP violation in the phase space of B±→K+K−I¨± and B±→I¨+I¨−I¨± decays

Analysis of the resonant components in B0->J/Ïpi+pi-

New high-statistics measurement of the I¨0→e+e−I^3 Dalitz decay at the Mainz Microtron

Evaluation of the E2/M1 ratio in the N→I^(1232) transition from the I^3p​→pI¨0 reaction

Searches for violation of lepton flavour and baryon number in tau lepton decays at LHCb

Measurement of the Bs effective lifetime in the J/psi f0(980) final state

Measurements of the branching fractions and CP asymmetries of B+ to J/psi pi+ and B+ to psi(2S) pi+ decays

Opposite-side flavour tagging of B mesons at the LHCb experiment

Measurement of CP violation in the phase space of B±→K±I¨+I¨− and B±→K±K+K− decays

Study of DJ​ meson decays to D+I¨−, D0I¨+ and D∗+I¨− final states in pp collision

First observation of the decay $B^0_s \rightarrow K^{0} \bar{K]^{0}$

Single $I ¨ ^{0}$ Production Off Neutrons Bound in Deuteron with Linearly Polarized Photons

Evidence for the decay $B_{c}^{+} \to J / I ¨ 3 I ¨ ^{+} 2 I ¨ ^{-}$

First observation of the decay $B_{s 2}^{} (5840)^{0} \to B^{+} K^{-}$ and studies of excited $B_{s}$ mesons

Measurement of the $B_{s}^{0} \to I^¼^{+} I^¼^{-}$ branching fraction and search for $B^{0} \to I^¼^{+} I^¼^{-}$ decays at the LHCb experiment

Search for Majorana neutrinos in $B^{-} \to I ¨ ^{+} I^¼^{-} I^¼^{-}$ decays

Measurements of the branching fractions of the decays $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ and $B_{s}^{0} \to D_{s}^{-} I ¨ ^{+}$

Measurement of the isospin asymmetry in $B \to K^{(*)} I^¼^{+} I^¼^{-}$ decays

Observation of a resonance in $B^{+} \to K^{+} I^¼^{+} I^¼^{-}$ decays at low recoil

Study of B0 -> D- pi+ pi- pi+ and B0 -> D- K+ pi- pi+ decays

Measurement of the $B ˉ_{s}^{0} \to D_{s}^{-} D_{s}^{+}$ and $B ˉ_{s}^{0} \to D^{-} D_{s}^{+}$ effective lifetimes

Search for the decay Bs -> D*-+ Ï+-

Helicity-dependent cross sections for the photoproduction of $I ¨ ^{0}$ pairs from nucleons

Measurements of $B_{c}^{+}$ production and mass with the $B_{c}^{+} \to J / I ¨ I ¨ ^{+}$ decay

Measurement of resonant and $C P$ components in $B_{s}^{0} \to J / I ¨ I ¨ ^{+} I ¨ ^{-}$ decays

Observation of the $B_{s}^{0} \to J / I ¨ K_{S}^{0} K^{\pm} I ¨ ^{\mp}$ decay

Quantum numbers of the $X (3872)$ state and orbital angular momentum in its $I ¨ ^{0} J I ¨ $ decay

Search for the lepton-flavour violating decays $B_{s}^{0} \to e^{\pm} I^¼^{\mp}$ and $B^{0} \to e^{\pm} I^¼^{\mp}$

First measurement of polarisation transfer $C_{x^{'}}^{n}$ in deuteron photodisintegration

Differential branching fraction and angular analysis of the decay $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$

Observation of $J / I ¨ $ pair production in pp collisions at $s = 7 T e V$

First evidence for the annihilation decay mode $B^{+} \to D_{s}^{+} I ¨ $

Measurement of $J / I ¨ $ polarization in $pp$ collisions at $s = 7$ TeV

Updated measurements of exclusive $J / I ¨ $ and $I ¨ (2 S)$ production cross-sections in $pp$ collisions at $s = 7$ TeV

Search for the rare decay $D^{0} \to I^¼^{+} I^¼^{-}$

Precision measurement of the ratio of the $I^_{b}^{0}$ to $B^{0}$ lifetimes

A study of CP violation in $B^{\pm} \to D K^{\pm}$ and $B^{\pm} \to D I ¨ ^{\pm}$ decays with $D \to K_{S}^{0} K^{\pm} I ¨ ^{\mp}$ final states

Observation of Bs -> J/Ïf'2(1525) in J/ÏK+K- final states

Measurement of the effective $B_{s}^{0} \to K^{+} K^{-}$ lifetime

First evidence for the two-body charmless baryonic decay $B^{0} \to p p ˉ$

Updated measurements of absolute $D^{+}$ and $D^{0}$ hadronic branching fractions and $I ¨ (e^{+} e^{-} \to D D)$ at $E_{cm} = 3774$ MeV

Measurement of CP violation and the B_s^0 meson decay width difference with B_s^0\to J/ÏK^+ K^- and B_s^0\to J/ÏÏ^+Ï^- decays

Measurement of the differential branching fraction of the decay $I^_{b}^{0} \to I^ I^¼^{+} I^¼^{-}$

Differential branching fraction and angular analysis of the $B^{+} \to K^{+} I^¼^{+} I^¼^{-}$ decay

First observation of the decay $B_{c}^{+} \to J / I ¨ K^{+}$

Measurement of the $B^{0}$ -- $B ˉ^{0}$ oscillation frequency $I^ m_{d}$ with the decays $B^{0} \to D^{-} I ¨ ^{+}$ and $B^{0} \to J / I ¨ K^{* 0}$

Observation of the decay $B_{c} \to J / I ¨ K^{+} K^{-} I ¨ ^{+}$

Measurement of the $B_{s}^{0} \to J / I ¨ K_{S}^{0}$ branching fraction

Search for rare $B_{(s)}^{0} \to I^¼^{+} I^¼^{-} I^¼^{+} I^¼^{-}$ decays

Measurement of the fraction of \Y1S originating from \chib1P decays in $pp$ collisions at $\sqrt{s} = 7\tev$

Differential branching fraction and angular analysis of the decay $B_{s}^{0} \to I ¨ I^¼^{+} I^¼^{-}$

Measurement of $C P$ violation and constraints on the CKM angle $I^^{3}$ in $B^{\pm} \to D K^{\pm}$ with $D \to K_{S}^{0} I ¨ ^{+} I ¨ ^{-}$ decays

First observation of the decay $B^{+} \to I ¨ ^{+} I^¼^{+} I^¼^{-}$

Angular analysis of charged and neutral $B \to K I^¼^{+} I^¼^{-}$ decays

Measurement of CP violation in the phase space of $B^{\pm} \to K^{+} K^{-} I ¨ ^{\pm}$ and $B^{\pm} \to I ¨ ^{+} I ¨ ^{-} I ¨ ^{\pm}$ decays

Analysis of the resonant components in B0->J/Ïpi+pi-

New high-statistics measurement of the $I ¨ ^{0} \to e^{+} e^{-} I^^{3}$ Dalitz decay at the Mainz Microtron

Evaluation of the E2/M1 ratio in the $N \to I^ (1232)$ transition from the $I^^{3} p \to p I ¨ ^{0}$ reaction

Measurement of CP violation in the phase space of $B^{\pm} \to K^{\pm} I ¨ ^{+} I ¨ ^{-}$ and $B^{\pm} \to K^{\pm} K^{+} K^{-}$ decays

Study of $D_{J}$ meson decays to $D^{+} I ¨ ^{-}$ , $D^{0} I ¨ ^{+}$ and $D^{*+} I ¨ ^{-}$ final states in pp collision

Observation of photon polarization in the $b \to s I^^{3}$ transition

Measurement of prompt hadron production ratios in $pp$ collisions at $s =$ 0.9 and 7 TeV

Study of $J / I ¨ $ production and cold nuclear matter effects in $p$ Pb collisions at $s_{N N} = 5 TeV$

Signatures of the $d^{*} (2380)$ hexaquark in d( $I^^{3}$ , $p n$ )

Searches for $I^_{b}^{0}$ and $I^_{b}^{0}$ decays to $K_{S}^{0} p I ¨ ^{-}$ and $K_{S}^{0} p K^{-}$ final states with first observation of the $I^_{b}^{0} \to K_{S}^{0} p I ¨ ^{-}$ decay

Observation of associated production of a $Z$ boson with a $D$ meson in the~forward region

Measurement of the beam-helicity asymmetry in photoproduction of $I ¨ ^{0} I^\cdot$ pairs on carbon, aluminum, and lead

Search for the lepton number violating decays $B^{+} \to I ¨ ^{-} I^¼^{+} I^¼^{+}$ and $B^{+} \to K^{-} I^¼^{+} I^¼^{+}$

Measurement of the flavour-specific CP-violating asymmetry $a_{sl}^{s}$ in $B_{s}^{0}$ decays

Study of the kinematic dependences of $I^_{b}^{0}$ production in $pp$ collisions and a measurement of the $I^_{b}^{0} \to I^_{c}^{+} I ¨ ^{-}$ branching fraction

Studies of beauty baryon decays to $D^{0} p h^{-}$ and $I^_{c}^{+} h^{-}$ final states