학술논문

Measurement of the CP-violating phase β in B0→J/ψπ+π− decays and limits on penguin effects
Document Type
article
Author
R. AaijB. AdevaM. AdinolfiA. AffolderZ. AjaltouniS. AkarJ. AlbrechtF. AlessioM. AlexanderS. AliG. AlkhazovP. Alvarez CartelleA.A. Alves, JrS. AmatoS. AmerioY. AmhisL. AnL. AnderliniJ. AndersonR. AndreassenM. AndreottiJ.E. AndrewsR.B. ApplebyO. Aquines GutierrezF. ArchilliA. ArtamonovM. ArtusoE. AslanidesG. AuriemmaM. BaalouchS. BachmannJ.J. BackA. BadalovC. BaessoW. BaldiniR.J. BarlowC. BarschelS. BarsukW. BarterV. BatozskayaV. BattistaA. BayL. BeaucourtJ. BeddowF. BedeschiI. BediagaS. BelogurovK. BelousI. BelyaevE. Ben-HaimG. BencivenniS. BensonJ. BentonA. BerezhnoyR. BernetA.B. BertolinM.-O. BettlerM. van BeuzekomA. BienS. BifaniT. BirdA. BizzetiP.M. BjørnstadT. BlakeF. BlancJ. BlouwS. BluskV. BocciA. BondarN. BondarW. BoniventoS. BorghiA. BorgiaM. BorsatoT.J.V. BowcockE. BowenC. BozziD. BrettM. BritschT. BrittonJ. BrodzickaN.H. BrookA. BurscheJ. BuytaertS. CadedduR. CalabreseM. CalviM. Calvo GomezP. CampanaD. Campora PerezA. CarboneG. CarboniR. CardinaleA. CardiniL. CarsonK. Carvalho AkibaR.C.M. Casanova MohrG. CasseL. CassinaL. Castillo GarciaM. CattaneoCh. CauetR. CenciM. CharlesPh. CharpentierM. ChefdevilleS. ChenS.-F. CheungN. ChiapoliniM. ChrzaszczX. Cid VidalG. CiezarekP.E.L. ClarkeM. ClemencicH.V. CliffJ. ClosierV. CocoJ. CoganE. CognerasV. CogoniL. CojocariuG. CollazuolP. CollinsA. Comerma-MontellsA. ContuA. CookM. CoombesS. CoquereauG. CortiM. CorvoI. CountsB. CouturierG.A. CowanD.C. CraikA.C. CrocombeM. Cruz TorresS. CunliffeR. CurrieC. D'AmbrosioJ. DalsenoP. DavidP.N.Y. DavidA. DavisK. De BruynS. De CapuaM. De CianJ.M. De MirandaL. De PaulaW. De SilvaP. De SimoneC.-T. DeanD. DecampM. DeckenhoffL. Del BuonoN. DéléageD. DerkachO. DeschampsF. DettoriA. Di CantoA. Di DomenicoH. DijkstraS. DonleavyF. DordeiM. DorigoA. Dosil SuárezD. DossettA. DovbnyaK. DreimanisG. DujanyF. DupertuisP. DuranteR. DzhelyadinA. DziurdaA. DzyubaS. EasoU. EgedeV. EgorychevS. EidelmanS. EisenhardtU. EitschbergerR. EkelhofL. EklundI. El RifaiCh. ElsasserS. ElyS. EsenH.-M. EvansT. EvansA. FalabellaC. FärberC. FarinelliN. FarleyS. FarryR. FayD. FergusonV. Fernandez AlborF. Ferreira RodriguesM. Ferro-LuzziS. FilippovM. FioreM. FioriniM. FirlejC. FitzpatrickT. FiutowskiP. FolM. FontanaF. FontanelliR. FortyO. FranciscoM. FrankC. FreiM. FrosiniJ. FuE. FurfaroA. Gallas TorreiraD. GalliS. GalloriniS. GambettaM. GandelmanP. GandiniY. GaoJ. García PardiñasJ. GarofoliJ. Garra TicoL. GarridoD. GasconC. GasparU. GastaldiR. GauldL. GavardiG. GazzoniA. GeraciE. GersabeckM. GersabeckT. GershonPh. GhezA. GianelleS. GianìV. GibsonL. GiubegaV.V. GligorovC. GöbelD. GolubkovA. GolutvinA. GomesC. GottiM. Grabalosa GándaraR. Graciani DiazL.A. Granado CardosoE. GraugésE. GraveriniG. GrazianiA. GrecuE. GreeningS. GregsonP. GriffithL. GrilloO. GrünbergB. GuiE. GushchinYu. GuzT. GysC. HadjivasiliouG. HaefeliC. HaenS.C. HainesS. HallB. HamiltonT. HampsonX. HanS. Hansmann-MenzemerN. HarnewS.T. HarnewJ. HarrisonJ. HeT. HeadV. HeijneK. HennessyP. HenrardL. HenryJ.A. Hernando MorataE. van HerwijnenM. HeßA. HicheurD. HillM. HoballahC. HombachW. HulsbergenN. HussainD. HutchcroftD. HyndsM. IdzikP. IltenR. JacobssonA. JaegerJ. JalochaE. JansP. JatonA. JawaheryF. JingM. JohnD. JohnsonC.R. JonesC. JoramB. JostN. JurikS. KandybeiW. KansoM. KaracsonT.M. KarbachS. KarodiaM. KelseyI.R. KenyonT. KetelB. KhanjiC. KhurewathanakulS. KlaverK. KlimaszewskiO. KochebinaM. KolpinI. KomarovR.F. KoopmanP. KoppenburgM. KorolevL. KravchukK. KreplinM. KrepsG. KrockerP. KrokovnyF. KruseW. KucewiczM. KucharczykV. KudryavtsevK. KurekT. KvaratskheliyaV.N. La ThiD. LacarrereG. LaffertyA. LaiD. LambertR.W. LambertG. LanfranchiC. LangenbruchB. LanghansT. LathamC. LazzeroniR. Le GacJ. van LeerdamJ.-P. LeesR. LefèvreA. LeflatJ. LefrançoisO. LeroyT. LesiakB. LeveringtonY. LiT. LikhomanenkoM. LilesR. LindnerC. LinnF. LionettoB. LiuS. LohnI. LongstaffJ.H. LopesP. LowdonD. LucchesiH. LuoA. LupatoE. LuppiO. LuptonF. MachefertI.V. MachikhiliyanF. MaciucO. MaevS. MaldeA. MalininG. MancaG. MancinelliA. MapelliJ. MaratasJ.F. MarchandU. MarconiC. Marin BenitoP. MarinoR. MärkiJ. MarksG. MartellottiM. MartinelliD. Martinez SantosF. Martinez VidalD. Martins TostesA. MassafferriR. MatevZ. MatheC. MatteuzziA. MazurovM. McCannJ. McCarthyA. McNabR. McNultyB. McSkellyB. MeadowsF. MeierM. MeissnerM. MerkD.A. MilanesM.-N. MinardN. MoggiJ. Molina RodriguezS. MonteilM. MorandinP. MorawskiA. MordàM.J. MorelloJ. MoronA.-B. MorrisR. MountainF. MuheimK. MüllerM. MussiniB. MusterP. NaikT. NakadaR. NandakumarI. NastevaM. NeedhamN. NeriS. NeubertN. NeufeldM. NeunerA.D. NguyenT.D. NguyenC. Nguyen-MauM. NicolV. NiessR. NietN. NikitinT. NikodemA. NovoselovD.P. O'HanlonA. Oblakowska-MuchaV. ObraztsovS. OgilvyO. OkhrimenkoR. OldemanC.J.G. OnderwaterM. OrlandeaJ.M. Otalora GoicocheaA. OttoP. OwenA. OyangurenB.K. PalA. PalanoF. PalomboM. PalutanJ. PanmanA. PapanestisM. PappagalloL.L. PappalardoC. ParkesC.J. ParkinsonG. PassalevaG.D. PatelM. PatelC. PatrignaniA. PearceA. PellegrinoG. PensoM. Pepe AltarelliS. PerazziniP. PerretL. PescatoreE. PesenK. PetridisA. PetroliniE. Picatoste OlloquiB. PietrzykT. PilařD. PinciA. PistoneS. PlayferM. Plo CasasusF. PolciA. PoluektovI. PolyakovE. PolycarpoA. PopovD. PopovB. PopoviciC. PotteratE. PriceJ.D. PriceJ. PrisciandaroA. PritchardC. ProuveV. PugatchA. Puig NavarroG. PunziW. QianB. RachwalJ.H. RademackerB. RakotomiaramananaM. RamaM.S. RangelI. RaniukN. RauschmayrG. RavenF. RediS. ReichertM.M. ReidA.C. dos ReisS. RicciardiS. RichardsM. RihlK. RinnertV. Rives MolinaP. RobbeA.B. RodriguesE. RodriguesP. Rodriguez PerezS. RoiserV. RomanovskyA. Romero VidalM. RotondoJ. RouvinetT. RufH. RuizP. Ruiz VallsJ.J. Saborido SilvaN. SagidovaP. SailB. SaittaV. Salustino GuimaraesC. Sanchez MayordomoB. Sanmartin SedesR. SantacesariaC. Santamarina RiosE. SantovettiA. SartiC. SatrianoA. SattaD.M. SaundersD. SavrinaM. SchillerH. SchindlerM. SchluppM. SchmellingB. SchmidtO. SchneiderA. SchopperM.-H. SchuneR. SchwemmerB. SciasciaA. SciubbaA. SemennikovI. SeppN. SerraJ. SerranoL. SestiniP. SeyfertM. ShapkinI. ShapovalY. ShcheglovT. ShearsL. ShekhtmanV. ShevchenkoA. ShiresR. Silva CoutinhoG. SimiM. SirendiN. SkidmoreI. SkillicornT. SkwarnickiN.A. SmithE. SmithJ. SmithM. SmithH. SnoekM.D. SokoloffF.J.P. SolerF. SoomroD. SouzaB. Souza De PaulaB. SpaanP. SpradlinS. SridharanF. StagniM. StahlS. StahlO. SteinkampO. StenyakinF. SterpkaS. StevensonS. StoicaS. StoneB. StoraciS. StrackaM. StraticiucU. StraumannR. StroiliL. SunW. SutcliffeK. SwientekS. SwientekV. SyropoulosM. SzczekowskiP. SzczypkaT. SzumlakS. T'JampensM. TeklishynG. TellariniF. TeubertC. ThomasE. ThomasJ. van TilburgV. TisserandM. TobinJ. ToddS. TolkL. TomassettiD. TonelliS. Topp-JoergensenN. TorrE. TournefierS. TourneurM.T. TranM. TreschA. TrisovicA. TsaregorodtsevP. TsopelasN. TuningM. Ubeda GarciaA. UklejaA. UstyuzhaninU. UwerC. VaccaV. VagnoniG. ValentiA. VallierR. Vazquez GomezP. Vazquez RegueiroC. Vázquez SierraS. VecchiJ.J. VelthuisM. VeltriG. VenezianoM. VesterinenJ.V.V.B.Viana BarbosaB. ViaudD. VieiraM. Vieites DiazX. Vilasis-CardonaA. VollhardtD. VolyanskyyD. VoongA. VorobyevV. VorobyevC. VoßJ.A. de VriesR. WaldiC. WallaceR. WallaceJ. WalshS. WandernothJ. WangD.R. WardN.K. WatsonD. WebsdaleM. WhiteheadD. WiednerG. WilkinsonM. WilkinsonM.P. WilliamsM. WilliamsH.W. WilschutF.F. WilsonJ. WimberleyJ. WishahiW. WislickiM. WitekG. WormserS.A. WottonS. WrightK. WyllieY. XieZ. XingZ. XuZ. YangX. YuanO. YushchenkoM. ZangoliM. ZavertyaevL. ZhangW.C. ZhangY. ZhangA. ZhelezovA. ZhokhovL. Zhong
Source
Physics Letters B, Vol 742, Iss , Pp 38-49 (2015)
Subject
Physics
QC1-999
Language
English
ISSN
0370-2693
Abstract
Time-dependent CP violation is measured in the B0→J/ψπ+π− channel for each π+π− resonant final state using data collected with an integrated luminosity of 3.0 fb−1 in pp collisions using the LHCb detector. The final state with the largest rate, J/ψρ0(770), is used to measure the CP-violating angle 2βeff to be (41.7±9.6−6.3+2.8)°. This result can be used to limit the size of penguin amplitude contributions to CP violation measurements in, for example, Bs0→J/ψϕ decays. Assuming approximate SU(3) flavour symmetry and neglecting higher order diagrams, the shift in the CP-violating phase ϕs is limited to be within the interval [−1.05°,+1.18°] at 95% confidence level. Changes to the limit due to SU(3) symmetry breaking effects are also discussed.