6533b831fe1ef96bd1298298

RESEARCH PRODUCT

Polarization and cross section of midrapidity J/ψ production in p+p collisions at s=510  GeV

A. J. MillerMartin PurschkeC. A. AidalaY. ImazuY. J. KwonJ. SeeleA. SukhanovK. KuritaT. MurakamiYi GuS. I. MorrowS. SawadaJ. RuncheyM. PotekhinM. S. DaugherityC. P. SinghN. A. LewisR. J. PettiR. J. PettiS. MizunoPawan Kumar NetrakantiKenichi ImaiJ. S. KangY. ZhaiV. KhachatryanDillon Scott FitzgeraldV. Canoa RomanC. O. KimR. PakA. EnokizonoD. KotovD. KotovD. S. JumperS. H. LimS. H. LimS. H. LimJ. SziklaiKiyoshi TanidaKiyoshi TanidaM. SlunečkaB. AzmounSusumu SatoAtsushi TakaharaK. A. DreesH. W. Van HeckeP. L. McgaugheyJ. KlatskyJen-chieh PengJ. G. RubinHideki HamagakiW. FanM. VargyasM. VargyasH. NakagomiT. HoshinoB. BlankenshipE. JooM. StepanovK. I. HahnHari GuragainE. KistenevJ. H. KangJ. E. FrantzJ. S. HaggertySook Hyun LeeSook Hyun LeeSook Hyun LeeP. KlineA. DionZ. RowanM. MendozaH. AsanoMaya Hachiya ShimomuraMaya Hachiya ShimomuraR. S. HollisB. UjvariB. MuliloJ. G. LajoieI. J. ChoiD. ReynoldsB. XiaS. BeckmanDennis PerepelitsaDennis PerepelitsaDennis PerepelitsaY. I. MakdisiM. BeaumierM. TowellK. S. JooD. JouanM. TomášekH. GeD. RichfordY. RiabovY. RiabovJ. BryslawskyjJ. BryslawskyjK. NakanoW. PengN. N. AjitanandP. W. StankusKenta ShigakiM. J. TannenbaumW. E. SondheimR. S. TowellG. D. N. PereraYoshifumi UedaJ. H. DoJ. SunViktor RiabovViktor RiabovB. K. SchmollA. TaketaniV. BumazhnovD. BlackXiong WangS. EsumiK. BoyleN. FeegeX. HeAnimesh DattaT. SumitaC. Y. ChiA. S. NyaninA. DurumB. M. JohnsonB. M. JohnsonDong Jo KimDong Jo KimRachid NouicerA. N. ZelenskiAlice MignereyA. TaranenkoA. TaranenkoS. MiyasakaA. FranzS. J. JeonBrajesh K. SinghX. SunA. DeshpandeY. AramakiA. MelesTakao SakaguchiD. E. FieldsT. MajorosS. P. SorensenB. V. JacakA. D. FrawleyN. RiveliK. B. LeeS. HuangWesley James MetzgerJ. KosterM. KurosawaC. L. SilvaR. BelmontR. BelmontR. BelmontSerpil YalcinC. P. WongC. P. WongS. WolinM. WysockiM. AlfredS. WhitakerM. ConnorsW. A. ZajcL. XueD. SharmaA. DenisovYuki WatanabeM. I. NagyJennifer E. PerryI. TserruyaI. RavinovichSergey FokinD. WatanabeS. HasegawaY. WatanabeAnne Marie SicklesAnne Marie SicklesM. JezghaniD. LynchB. SchaeferE. VznuzdaevY. IkedaJ. S. BokE. J. MannelT. RinnT. RinnM. BaiT. A. ShibataB. MeredithV. SinghA. HodgesC. L. WoodyJan RakJan RakN. S. BandaraR. LaceyA. MwaiA. AdareVladimir SamsonovVladimir SamsonovHenner BueschingChristine NattrassT. TodorokiJ. D. OsbornD. IsenhowerT. MoonT. MoonT. KobleskyInseok YoonJohn HillH. A. ToriiB. KurgyisS. P. StollF. WeiE. J. DesmondTaku GunjiToru SugitateS. NelsonJ. L. NagleM. PatelM. FingerA. BerdnikovR. EshaS. D. RolnickL. DingM. KofaragoM. KofaragoD. RoachA. PunA. PunK. KiharaQiao XuM. ViriusE. T. AtomssaPetr GallusA. GlennP. V. RadzevichD. SilvermyrD. SilvermyrJ. T. MitchellR. SeidlVladislav MankoI. YounusEunja KimA. YanovichK. OzawaI. V. SourikovaJ. D. Orjuela KoopAgneta OskarssonA. TimilsinaC. H. ChenD. KincsesJohn Matthew DurhamKensuke HommaM. LarionovaY. BerdnikovY. AkibaA. ManionC. MckinneyS. NagamiyaVaclav VrbaVaclav VrbaL. ZouK. L. SmithY. L. YamaguchiY. L. YamaguchiAlexander MilovMinghui LiuI. NakagawaYoung-ki KimR. S. TowellPrashant ShuklaKenneth Francis ReadKenneth Francis ReadS. F. PateD. McglincheyD. McglincheyJ. A. KeyD. IvanishchevV. PapavassiliouC. E. PerezlaraH. J. KimD. P. MorrisonA. SextonP. SettTakafumi NiidaJ. HuangJ. HuangPrakhar GargPrakhar GargB. BannierR. SetoA. V. KazantsevYanjun WuTatsuya ChujoI. E. YushmanovC. GalSándor LökösK. N. BarishS. ZharkoMin-hye KimKlaus DehmeltSenta GreeneJulia VelkovskaA. KhatiwadaD. KawallM. RosatiTamás CsörgőM. L. BrooksS. ParkS. ParkJ. MurataZvi Hirsh CitronI. SheinG. DavidG. DavidL. PatelB. FademE. O'brienK. SedgwickT. C. AwesMihael MakekMihael MakekJiangyong JiaJiangyong JiaY. GotoD. KleinjanS. CampbellS. CampbellD. FirakR. A. SoltzM. Grosse PerdekampF. GiordanoAlexei KhanzadeevT. HachiyaL. BichonJ. B. ChoiZ. JiD. Yu PeressounkoDipak Kumar MishraD. H. KimR. AkimotoN. ApadulaN. ApadulaC. PinkenburgA. DreesT. V. MoukhanovaZ. SunS. TarafdarS. TarafdarM. LeitgabMotoi InabaA. SenA. SenV. S. PantuevS. BatheM. ChiuM. SarsourC. A. OgilvieMate CsanadA. IordanovaS. Y. HanS. Y. HanT. K. HemmickYasuo MiakeK. DeblasioM. NihashiR. PinsonByung-sik HongA. BazilevskyP. MontuengaN. NovitzkyN. NovitzkyN. NovitzkyR. P. PisaniV. BorisovN. GrauU. AcharyaM. MccumberIu. MitrankovH. En'yoAlexandre LebedevM. J. LeitchN. RamasubramanianX. JiangXiao-yan LiJ. HanksHiroyuki SakoNorio SaitoD. LarionovaV. Babintsev

subject

Quantum chromodynamicsPhysicsRange (particle radiation)010308 nuclear & particles physicsNuclear TheoryPolarization (waves)01 natural sciences7. Clean energyNuclear physicsCross section (physics)0103 physical sciencesTransverse momentumRapidityNuclear Experiment010306 general physicsSpin-½

description

The PHENIX experiment has measured the spin alignment for inclusive J/ψ→e+e- decays in proton-proton collisions at s=510 GeV at midrapidity. The angular distributions have been measured in three different polarization frames, and the three decay angular coefficients have been extracted in a full two-dimensional analysis. Previously, PHENIX saw large longitudinal net polarization at forward rapidity at the same collision energy. This analysis at midrapidity, complementary to the previous PHENIX results, sees no sizable polarization in the measured transverse momentum range of 0.0

https://doi.org/10.1103/physrevd.102.072008