학술논문

Accessing the strong interaction between Λ baryons and charged kaons with the femtoscopy technique at the LHC
Document Type
article
Author
S. AcharyaD. AdamováA. AdlerG. Aglieri RinellaM. AgnelloN. AgrawalZ. AhammedS. AhmadS.U. AhnI. AhujaA. AkindinovM. Al-TuranyD. AleksandrovB. AlessandroH.M. AlfandaR. Alfaro MolinaB. AliA. AliciN. AlizadehvandchaliA. AlkinJ. AlmeG. AloccoT. AltA.R. AltamuraI. AltsybeevM.N. AnaamC. AndreiA. AndronicV. AnguelovF. AntinoriP. AntonioliN. ApadulaL. AphecetcheH. AppelshäuserC. ArataS. ArcelliM. ArestiR. ArnaldiJ.G.M.C.A. ArneiroI.C. ArseneM. ArslandokA. AugustinusR. AverbeckM.D. AzmiH. BabaA. BadalàJ. BaeY.W. BaekX. BaiR. BailhacheY. BailungA. BalbinoA. BaldisseriB. BalisD. BanerjeeZ. BanooR. BarberaF. BarileL. BarioglioM. BarlouG.G. BarnaföldiL.S. BarnbyV. BarretL. BarretoC. BartelsK. BarthE. BartschN. BastidS. BasuG. BatigneD. BattistiniB. BatyunyaD. BauriJ.L. Bazo AlbaI.G. BeardenC. BeattieP. BechtD. BeheraI. BelikovA.D.C. Bell HechavarriaF. BelliniR. BellwiedS. BelokurovaG. BencediS. BeoleA. BercuciY. BerdnikovA. BerdnikovaL. BergmannM.G. BesoiuL. BetevP.P. BhaduriA. BhasinM.A. BhatB. BhattacharjeeL. BianchiN. BianchiJ. BielčíkJ. BielčíkováJ. BiernatA.P. BigotA. BilandzicG. BiroS. BiswasN. BizeJ.T. BlairD. BlauM.B. BlidaruN. BluhmeC. BlumeG. BocaF. BockT. BodovaA. BogdanovS. BoiJ. BokL. BoldizsárM. BombaraP.M. BondG. BonomiH. BorelA. BorissovA.G. Borquez CarcamoH. BossiE. BottaY.E.M. BouzianiL. BratrudP. Braun-MunzingerM. BregantM. BrozG.E. BrunoM.D. BucklandD. BudnikovH. BueschingS. BufalinoP. BuhlerN. BurmasovZ. ButheleziA. BylinkinS.A. BysiakM. CaiH. CainesA. CalivaE. Calvo VillarJ.M.M. CamachoP. CameriniF.D.M. CanedoM. CarabasA.A. CarballoF. CarnesecchiR. CaronL.A.D. CarvalhoJ. Castillo CastellanosF. CatalanoC. Ceballos SanchezI. ChakaberiaP. ChakrabortyS. ChandraS. ChapelandM. ChartierS. ChattopadhyayT.G. ChavezT. ChengC. CheshkovB. CheynisV. Chibante BarrosoD.D. ChinellatoE.S. ChizzaliJ. ChoS. ChoP. ChochulaP. ChristakoglouC.H. ChristensenP. ChristiansenT. ChujoM. CiaccoC. CicaloF. CindoloM.R. CiupekG. ClaiF. ColamariaJ.S. ColburnD. ColellaM. ColocciG. Conesa BalbastreZ. Conesa del ValleG. ContinJ.G. ContrerasM.L. CoquetP. CorteseM.R. CosentinoF. CostaS. CostanzaC. CotJ. CrkovskáP. CrochetR. Cruz-TorresP. CuiA. DaineseM.C. DanischA. DanuP. DasS. DasA.R. DashS. DashR.M.H. DavidA. De CaroG. de CataldoJ. de CuvelandA. De FalcoD. De GruttolaN. De MarcoC. De MartinS. De PasqualeR. DebS. DebR. Del GrandeL. Dello StrittoW. DengP. DhankherD. Di BariA. Di MauroB. DiabR.A. DiazT. DietelY. DingR. DiviàD.U. DixitØ. DjuvslandU. DmitrievaA. DobrinB. DönigusJ.M. DubinskiA. DublaS. DudiP. DupieuxM. DurkacN. DzalaiovaT.M. EderR.J. EhlersF. EisenhutR. EjimaD. EliaB. ErazmusF. ErcolessiF. ErhardtM.R. ErsdalB. EspagnonG. EulisseD. EvansS. EvdokimovL. FabbiettiM. FagginJ. FaivreF. FanW. FanA. FantoniM. FaselP. FecchioA. FelicielloG. FeofilovA. Fernández TéllezL. FerrandiM.B. FerrerA. FerreroC. FerreroA. FerrettiV.J.G. FeuillardV. FilovaD. FinogeevF.M. FiondaF. FlorA.N. FloresS. FoertschI. FokinS. FokinE. FragiacomoE. FrajnaU. FuchsN. FunicelloC. 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HuhtaT.J. HumanicA. HutsonD. HutterT. HyodoR. IlkaevH. IlyasM. InabaG.M. InnocentiM. IppolitovA. IsakovT. IsidoriM.S. IslamM. IvanovV. IvanovK.E. IversenM. JablonskiB. JacakN. JacazioP.M. JacobsS. JadlovskaJ. JadlovskyS. JaelaniC. JahnkeM.J. JakubowskaM.A. JanikT. JansonS. JiS. JiaA.A.P. JimenezF. JonasD.M. JonesJ.M. JowettJ. JungM. JungA. JuniqueA. JuskoM.J. KabusJ. KaewjaiP. KalinakA.S. KalteyerA. KalweitY. KamiyaV. KaplinA. Karasu UysalD. KaratovicO. KaravichevT. KaravichevaP. KarczmarczykE. KarpechevU. KebschullR. KeidelD.L.D. KeijdenerM. KeilB. KetzerS.S. KhadeA.M. KhanS. KhanA. KhanzadeevY. KharlovA. KhatunA. KhuntiaM.B. KidsonB. KilengB. KimC. KimD.J. KimE.J. KimJ. KimJ.S. KimM. KimS. KimT. KimK. KimuraS. KirschI. KiselS. KiselevA. KisielJ.P. KitowskiJ.L. KlayJ. KleinS. KleinC. Klein-BösingM. KleinerT. KlemenzA. KlugeA.G. KnospeC. KobdajT. KolleggerA. KondratyevN. KondratyevaE. KondratyukJ. KonigS.A. KonigstorferP.J. KonopkaG. KornakovS.D. KoryciakA. KotliarovV. KovalenkoM. KowalskiV. KozhuharovI. KrálikA. KravčákováL. KrcalM. KrivdaF. KrizekK. Krizkova GajdosovaM. KroesenM. KrügerD.M. KrupovaE. KryshenV. KučeraC. KuhnP.G. KuijerT. KumaokaD. KumarL. KumarN. KumarS. KumarS. KunduP. KurashviliA. KurepinA.B. KurepinA. KuryakinS. KushpilM.J. KweonY. KwonS.L. La PointeP. La RoccaA. LakrathokM. LamannaR. LangoyP. LarionovE. LaudiL. LautnerR. LavickaR. LeaH. LeeI. LegrandG. LegrasJ. LehrbachT.M. LelekR.C. LemmonI. León MonzónM.M. LeschE.D. LesserP. LévaiX. LiX.L. LiJ. LienR. LietavaI. LikmetaB. LimS.H. LimV. LindenstruthA. LindnerC. LippmannA. LiuD.H. LiuJ. LiuG.S.S. LiveraroI.M. LofnesC. LoizidesS. LokosJ. LomkerP. LoncarX. LopezE. López TorresP. LuJ.R. LuhderM. LunardonG. LuparelloY.G. MaM. MagerA. MaireM.V. MakarievM. MalaevG. MalfattoreN.M. MalikQ.W. MalikS.K. MalikL. MalininaD. MallickN. MallickG. MandaglioS.K. MandalV. MankoF. MansoV. ManzariY. MaoR.W. MarcjanG.V. MargagliottiA. MargottiA. MarínC. MarkertP. MartinengoM.I. MartínezG. Martínez GarcíaM.P.P. MartinsS. MasciocchiM. MaseraA. MasoniL. MassacrierO. MassenA. MastroserioO. MatonohaS. MattiazzoP.F.T. MatuokaA. MatyjaC. MayerA.L. MazuecosF. MazzaschiM. MazzilliJ.E. MdhluliA.F. MechlerY. MelikyanA. Menchaca-RochaE. MeninnoA.S. MenonM. MeresS. MhlangaY. MiakeL. MichelettiL.C. MigliorinD.L. MihaylovK. MikhaylovA.N. MishraD. MiśkowiecA. ModakA.P. MohantyB. MohantyM. Mohisin KhanM.A. MolanderS. MoniraZ. MoravcovaC. MordasiniD.A. Moreira De GodoyI. MorozovA. MorschT. MrnjavacV. MucciforaS. MuhuriJ.D. MulliganA. MulliriM.G. MunhozR.H. MunzerH. MurakamiS. MurrayL. MusaJ. MusinskyJ.W. MyrchaB. NaikA.I. NambrathB.K. NandiR. NaniaE. NappiA.F. NassirpourA. NathC. NattrassM.N. NaydenovA. NeaguA. NegruL. NellenR. NepeivodaS. NeseG. NeskovicB.S. NielsenE.G. NielsenS. NikolaevS. NikulinV. NikulinF. NoferiniS. NohP. NomokonovJ. NormanN. NovitzkyP. NowakowskiA. NyaninJ. NystrandM. OginoS. OhA. OhlsonV.A. OkorokovJ. OleniaczA.C. Oliveira Da SilvaM.H. OliverA. OnnerstadC. OppedisanoA. Ortiz VelasquezJ. OtwinowskiM. OyaK. OyamaY. PachmayerS. PadhanD. PaganoG. PaićA. PalascianoS. PanebiancoH. ParkJ. ParkJ.E. ParkkilaY. PatleyR.N. PatraB. PaulH. PeiT. PeitzmannX. PengM. PennisiS. PerciballiD. PeresunkoG.M. PerezY. PestovV. PetrovM. PetroviciR.P. PezziS. PianoM. PiknaP. PillotO. PinazzaL. PinskyC. PintoS. PisanoM. PłoskońM. PlaninicF. PliquettM.G. PoghosyanB. PolichtchoukS. PolitanoN. PoljakA. PopS. Porteboeuf-HoussaisV. PozdniakovI.Y. PozosK.K. PradhanS.K. PrasadS. PrasadR. PreghenellaF. PrinoC.A. PruneauI. PshenichnovM. PuccioS. PucilloZ. PugelovaS. QiuL. QuagliaR.E. QuishpeS. RagoniA. RakotozafindrabeL. RamelloF. RamiS.A.R. RamirezT.A. RancienM. RasaS.S. RäsänenR. RathM.P. RauchI. RavasengaK.F. ReadC. ReckziegelA.R. RedelbachK. RedlichC.A. ReetzA. RehmanF. ReidtH.A. Reme-NessZ. RescakovaK. ReygersA. RiabovV. RiabovR. RicciM. RichterA.A. RiedelW. RieglerA.G. RifferoC. RisteaM.V. RodriguezM. Rodríguez CahuantziK. RøedR. RogalevE. RogochayaT.S. RogoschinskiD. RohrD. 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Source
Physics Letters B, Vol 845, Iss , Pp 138145- (2023)
Subject
Physics
QC1-999
Language
English
ISSN
0370-2693
Abstract
The interaction between Λ baryons and kaons/antikaons is a crucial ingredient for the strangeness S=0 and S=−2 sector of the meson–baryon interaction at low energies. In particular, the ΛK‾ might help in understanding the origin of states such as the Ξ(1620), whose nature and properties are still under debate. Experimental data on Λ–K and Λ–K‾ systems are scarce, leading to large uncertainties and tension between the available theoretical predictions constrained by such data. In this Letter we present the measurements of Λ–K⊕+Λ‾–K− and Λ–K⊕−Λ‾–K+ correlations obtained in the high-multiplicity triggered data sample in pp collisions at s=13 TeV recorded by ALICE at the LHC. The correlation function for both pairs is modeled using the Lednický–Lyuboshits analytical formula and the corresponding scattering parameters are extracted. The Λ–K⊕−Λ‾–K+ correlations show the presence of several structures at relative momenta k⁎ above 200 MeV/c, compatible with the Ω baryon, the Ξ(1690), and Ξ(1820) resonances decaying into Λ–K− pairs. The low k⁎ region in the Λ–K⊕−Λ‾–K+ also exhibits the presence of the Ξ(1620) state, expected to strongly couple to the measured pair. The presented data allow to access the ΛK+ and ΛK− strong interaction with an unprecedented precision and deliver the first experimental observation of the Ξ(1620) decaying into ΛK−.