학술논문

First measurement of the CP-violating phase ϕ s d d ¯ $$ {\phi}_s^{d\overline{d}} $$ in B s 0 → (K + π −)(K − π +) decays
Document Type
article
Author
The LHCb collaborationR. AaijB. AdevaM. AdinolfiZ. AjaltouniS. AkarJ. AlbrechtF. AlessioM. AlexanderA. Alfonso AlberoS. AliG. AlkhazovP. Alvarez CartelleA. A. AlvesS. AmatoS. AmerioY. AmhisL. AnL. AnderliniG. AndreassiM. AndreottiJ. E. AndrewsR. B. ApplebyF. ArchilliP. d’ArgentJ. Arnau RomeuA. ArtamonovM. ArtusoE. AslanidesM. AtzeniG. AuriemmaM. BaalouchI. BabuschkinS. BachmannJ. J. BackA. BadalovC. BaessoS. BakerV. BalaguraW. BaldiniA. BaranovR. J. BarlowC. BarschelS. BarsukW. BarterF. BaryshnikovV. BatozskayaV. BattistaA. BayL. BeaucourtJ. BeddowF. BedeschiI. BediagaA. BeiterL. J. BelN. BeliyV. BelleeN. BelloliK. BelousI. BelyaevE. Ben-HaimG. BencivenniS. BensonS. BeranekA. BerezhnoyR. BernetD. BerninghoffE. BertholetA. BertolinC. BetancourtF. BettiM. O. BettlerM. van BeuzekomIa. BezshyikoS. BifaniP. BilloirA. BirnkrautA. BizzetiM. BjørnT. BlakeF. BlancS. BluskV. BocciT. BoettcherA. BondarN. BondarI. BordyuzhinS. BorghiM. BorisyakM. BorsatoF. BossuM. BoubdirT. J. V. BowcockE. BowenC. BozziS. BraunJ. BrodzickaD. BrunduE. BuchananC. BurrA. BurscheJ. BuytaertW. ByczynskiS. CadedduH. CaiR. CalabreseR. CalladineM. CalviM. Calvo GomezA. CamboniP. CampanaD. H. Campora PerezL. CapriottiA. CarboneG. CarboniR. CardinaleA. CardiniP. CarnitiL. CarsonK. Carvalho AkibaG. CasseL. CassinaM. CattaneoG. CavalleroR. CenciD. ChamontM. G. ChapmanM. CharlesPh. CharpentierG. ChatzikonstantinidisM. ChefdevilleS. ChenS. F. CheungS.-G. ChiticV. ChobanovaM. ChrzaszczA. ChubykinP. CiambroneX. Cid VidalG. CiezarekP. E. L. ClarkeM. ClemencicH. V. CliffJ. ClosierV. CocoJ. CoganE. CognerasV. CogoniL. CojocariuP. CollinsT. ColomboA. Comerma-MontellsA. ContuG. CoombsS. CoquereauG. CortiM. CorvoC. M. Costa SobralB. CouturierG. A. CowanD. C. CraikA. CrocombeM. Cruz TorresR. CurrieC. D’AmbrosioF. Da Cunha MarinhoC. L. Da SilvaE. Dall’OccoJ. DalsenoA. DavisO. De Aguiar FranciscoK. De BruynS. De CapuaM. De CianJ. M. De MirandaL. De PaulaM. De SerioP. De SimoneC. T. DeanD. DecampL. Del BuonoH.-P. DembinskiM. DemmerA. DendekD. DerkachO. DeschampsF. DettoriB. DeyA. Di CantoP. Di NezzaH. DijkstraF. DordeiM. DorigoA. Dosil SuárezL. DouglasA. DovbnyaK. DreimanisL. DufourG. DujanyP. DuranteJ. M. DurhamD. DuttaR. DzhelyadinM. DziewieckiA. DziurdaA. DzyubaS. EasoU. EgedeV. EgorychevS. EidelmanS. EisenhardtU. EitschbergerR. EkelhofL. EklundS. ElyS. EsenH. M. EvansT. EvansA. FalabellaN. FarleyS. FarryD. FazziniL. FedericiD. FergusonG. FernandezP. Fernandez DeclaraA. Fernandez PrietoF. FerrariL. Ferreira LopesF. Ferreira RodriguesM. Ferro-LuzziS. FilippovR. A. FiniM. FioriniM. FirlejC. FitzpatrickT. FiutowskiF. FleuretM. FontanaF. FontanelliR. FortyV. Franco LimaM. FrankC. FreiJ. FuW. FunkE. FurfaroC. FärberE. GabrielA. Gallas TorreiraD. GalliS. GalloriniS. GambettaM. GandelmanP. GandiniY. GaoL. M. Garcia MartinJ. García PardiñasJ. Garra TicoL. GarridoD. GasconC. GasparL. GavardiG. GazzoniD. GerickE. GersabeckM. GersabeckT. GershonPh. GhezS. GianìV. GibsonO. G. GirardL. GiubegaK. GizdovV. V. GligorovD. GolubkovA. GolutvinA. GomesI. V. GorelovC. GottiE. GovorkovaJ. P. GrabowskiR. Graciani DiazL. A. Granado CardosoE. GraugésE. GraveriniG. GrazianiA. GrecuR. GreimP. GriffithL. GrilloL. GruberB. R. Gruberg CazonO. GrünbergE. GushchinYu. GuzT. GysC. GöbelT. HadavizadehC. HadjivasiliouG. HaefeliC. HaenS. C. HainesB. HamiltonX. HanT. H. HancockS. Hansmann-MenzemerN. HarnewS. T. HarnewC. HasseM. HatchJ. HeM. HeckerK. HeinickeA. HeisterK. HennessyP. HenrardL. HenryE. van HerwijnenM. HeßA. HicheurD. HillP. H. HopchevW. HuW. HuangZ. C. HuardW. HulsbergenT. HumairM. HushchynD. HutchcroftP. IbisM. IdzikP. IltenR. JacobssonJ. JalochaE. JansA. JawaheryF. JiangM. JohnD. JohnsonC. R. JonesC. JoramB. JostN. JurikS. KandybeiM. KaracsonJ. M. KariukiS. KarodiaN. KazeevM. KeckeF. KeizerM. KelseyM. KenzieT. KetelE. KhairullinB. KhanjiC. KhurewathanakulK. E. KimT. KirnS. KlaverK. KlimaszewskiT. KlimkovichS. KoliievM. KolpinR. KopecnaP. KoppenburgA. KosmyntsevaS. KotriakhovaM. KozeihaL. KravchukM. KrepsF. KressP. KrokovnyW. KrzemienW. KucewiczM. KucharczykV. KudryavtsevA. K. KuonenT. KvaratskheliyaD. LacarrereG. LaffertyA. LaiG. LanfranchiC. LangenbruchT. LathamC. LazzeroniR. Le GacA. LeflatJ. LefrançoisR. LefèvreF. LemaitreE. Lemos CidO. LeroyT. LesiakB. LeveringtonP.-R. LiT. LiY. LiZ. LiX. LiangT. LikhomanenkoR. LindnerF. LionettoV. LisovskyiX. LiuD. LohA. LoiI. LongstaffJ. H. LopesD. LucchesiM. Lucio MartinezH. LuoA. LupatoE. LuppiO. LuptonA. LusianiX. LyuF. MachefertF. MaciucV. MackoP. MackowiakS. Maddrell-ManderO. MaevK. MaguireD. MaisuzenkoM. W. MajewskiS. MaldeB. MaleckiA. MalininT. MaltsevG. MancaG. MancinelliD. MarangottoJ. MaratasJ. F. MarchandU. MarconiC. Marin BenitoM. MarinangeliP. MarinoJ. MarksG. MartellottiM. MartinM. MartinelliD. Martinez SantosF. Martinez VidalA. MassafferriR. MatevA. MathadZ. MatheC. MatteuzziA. MauriE. MauriceB. MaurinA. MazurovM. McCannA. McNabR. McNultyJ. V. MeadB. MeadowsC. MeauxF. MeierN. MeinertD. MelnychukM. MerkA. MerliE. MichielinD. A. MilanesE. MillardM.-N. MinardL. MinzoniD. S. MitzelA. MoginiJ. Molina RodriguezT. MombächerI. A. MonroyS. MonteilM. MorandinM. J. MorelloO. MorgunovaJ. MoronA. B. MorrisR. MountainF. MuheimM. MulderD. MüllerJ. MüllerK. MüllerV. MüllerP. NaikT. NakadaR. NandakumarA. NandiI. NastevaM. NeedhamN. NeriS. NeubertN. NeufeldM. NeunerT. D. NguyenC. Nguyen-MauS. NieswandR. NietN. NikitinT. NikodemA. NogayD. P. O’HanlonA. Oblakowska-MuchaV. ObraztsovS. OgilvyR. OldemanC. J. G. OnderwaterA. OssowskaJ. M. Otalora GoicocheaP. OwenA. OyangurenP. R. PaisA. PalanoM. PalutanG. PanshinA. PapanestisM. PappagalloL. L. PappalardoW. ParkerC. ParkesG. PassalevaA. PastoreM. PatelC. PatrignaniA. PearceA. PellegrinoG. PensoM. Pepe AltarelliS. PerazziniD. PereimaP. PerretL. PescatoreK. PetridisA. PetroliniA. PetrovM. PetruzzoE. Picatoste OlloquiB. PietrzykG. PietrzykM. PikiesD. PinciF. PisaniA. PistoneA. PiucciV. PlacintaS. PlayferM. Plo CasasusF. PolciM. Poli LenerA. PoluektovI. PolyakovE. PolycarpoG. J. PomeryS. PonceA. PopovD. PopovS. PoslavskiiC. PotteratE. PriceJ. PrisciandaroC. ProuveV. PugatchA. Puig NavarroH. PullenG. PunziW. QianJ. QinR. QuaglianiB. QuintanaB. RachwalJ. H. RademackerM. RamaM. Ramos PernasM. S. RangelI. RaniukF. RatnikovG. RavenM. Ravonel SalzgeberM. ReboudF. RediS. ReichertA. C. dos ReisC. Remon AlepuzV. RenaudinS. RicciardiS. RichardsM. RihlK. RinnertP. RobbeA. RobertA. B. RodriguesE. RodriguesJ. A. Rodriguez LopezA. RogozhnikovS. RoiserA. RollingsV. RomanovskiyA. Romero VidalM. RotondoM. S. RudolphT. RufP. Ruiz VallsJ. Ruiz VidalJ. J. Saborido SilvaE. SadykhovN. SagidovaB. SaittaV. Salustino GuimaraesC. Sanchez MayordomoB. Sanmartin SedesR. SantacesariaC. Santamarina RiosM. SantimariaE. SantovettiG. SarpisA. SartiC. SatrianoA. SattaD. M. SaundersD. SavrinaS. SchaelM. SchellenbergM. SchillerH. SchindlerM. SchmellingT. SchmelzerB. SchmidtO. SchneiderA. SchopperH. F. SchreinerM. SchubigerM. H. SchuneR. SchwemmerB. SciasciaA. SciubbaA. SemennikovE. S. SepulvedaA. SergiN. SerraJ. SerranoL. SestiniP. SeyfertM. ShapkinI. ShapovalY. ShcheglovT. ShearsL. ShekhtmanV. ShevchenkoB. G. SiddiR. Silva CoutinhoL. Silva de OliveiraG. SimiS. SimoneM. SirendiN. SkidmoreT. SkwarnickiI. T. SmithJ. SmithM. Smithl. Soares LavraM. D. SokoloffF. J. P. SolerB. Souza De PaulaB. SpaanP. SpradlinS. SridharanF. StagniM. StahlS. StahlP. StefkoS. StefkovaO. SteinkampS. StemmleO. StenyakinM. StepanovaH. StevensS. StoneB. StoraciS. StrackaM. E. StramagliaM. StraticiucU. StraumannS. StrokovJ. SunL. SunK. SwientekV. SyropoulosT. SzumlakM. SzymanskiS. T’JampensA. TayduganovT. TekampeG. TellariniF. TeubertE. ThomasJ. van TilburgM. J. TilleyV. TisserandM. TobinS. TolkL. TomassettiD. TonelliR. Tourinho Jadallah AoudeE. TournefierM. TraillM. T. TranM. TreschA. TrisovicA. TsaregorodtsevP. TsopelasA. TullyN. TuningA. UklejaA. UsachovA. UstyuzhaninU. UwerC. VaccaA. VagnerV. VagnoniA. ValassiS. ValatG. ValentiR. Vazquez GomezP. Vazquez RegueiroS. VecchiM. van VeghelJ. J. VelthuisM. VeltriG. VenezianoA. VenkateswaranT. A. VerlageM. VernetM. VesterinenJ. V. Viana BarbosaD. VieiraM. Vieites DiazH. ViemannX. Vilasis-CardonaM. VittiV. VolkovA. VollhardtB. VonekiA. VorobyevV. VorobyevC. VoßJ. A. de VriesC. Vázquez SierraR. WaldiJ. WalshJ. WangY. WangD. R. WardH. M. WarkN. K. WatsonD. WebsdaleA. WeidenC. WeisserM. WhiteheadJ. WichtG. WilkinsonM. WilkinsonM. WilliamsT. WilliamsF. F. WilsonJ. WimberleyM. WinnJ. WishahiW. WislickiM. WitekG. WormserS. A. WottonK. WyllieY. XieM. XuQ. XuZ. XuZ. YangY. YaoH. YinJ. YuX. YuanO. YushchenkoK. A. ZarebskiM. ZavertyaevL. ZhangY. ZhangA. ZhelezovY. ZhengX. ZhuV. ZhukovJ. B. ZonneveldS. Zucchelli
Source
Journal of High Energy Physics, Vol 2018, Iss 3, Pp 1-32 (2018)
Subject
CP violation
Flavour Changing Neutral Currents
B physics
Oscillation
Hadron-Hadron scattering (experiments)
Nuclear and particle physics. Atomic energy. Radioactivity
QC770-798
Language
English
ISSN
1029-8479
Abstract
Abstract A flavour-tagged decay-time-dependent amplitude analysis of B s 0 → (K + π −)(K − π +) decays is presented in the K ± π ∓ mass range from 750 to 1600MeV/c 2. The analysis uses pp collision data collected with the LHCb detector at centre-of-mass energies of 7 and 8 TeV, corresponding to an integrated luminosity of 3.0 fb−1. Several quasi-two-body decay modes are considered, corresponding to K ± π ∓ combinations with spin 0, 1 and 2, which are dominated by the K 0 * (800)0 and K 0 * (1430)0, the K *(892)0 and the K 2 * (1430)0 resonances, respectively. The longitudinal polarisation fraction for the B s 0 → K ∗ 892 ° K ¯ ∗ 892 0 $$ {B}_s^0\to {K}^{\ast }(892){}^{\circ}{\overline{K}}^{\ast }{(892)}^0 $$ decay is measured as f L = 0.208 ± 0.032 ± 0.046, where the first uncertainty is statistical and the second is systematic. The first measurement of the mixing-induced CP-violating phase, ϕ s d d ¯ $$ {\phi}_s^{d\overline{d}} $$ , in b → d d ¯ s $$ b\to d\overline{d}s $$ transitions is performed, yielding a value of ϕ s d d ¯ = − 0.10 ± 0.13 stat ± 0.14 $$ {\phi}_s^{d\overline{d}}=-0.10\pm 0.13\left(\mathrm{stat}\right)\pm 0.14 $$ (syst) rad.