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Measurement of exclusive ρ+ρ− production in mid-virtuality two-photon interactions and study of the γγ∗→ρρ process at LEP

P. AchardUniversity of Geneva, CH-1211 Geneva 4, SwitzerlandO. AdrianiINFN, Sezione di Firenze, and University of Florence, I-50125 Florence, ItalyM. Aguilar-BenítezCentro de Investigaciones Energéticas , Medioambientales y Tecnológicas , CIEMAT , E-28040 Madrid , SpainJ. Alcaraz MaestreCentro de Investigaciones Energéticas , Medioambientales y Tecnológicas , CIEMAT , E-28040 Madrid , SpainG. AlemanniUniversity of Lausanne, CH-1015 Lausanne, SwitzerlandJ. AllabyEuropean Laboratory for Particle Physics, CERN, CH-1211 Geneva 23, SwitzerlandA. AloisioINFN, Sezione di Napoli, and University of Naples, I-80125 Naples, ItalyMariagrazia AlviggiUniversity of Naples Federico II, Naples, ItalyH. AnderhubETH Zurich, Zurich, SwitzerlandVladimir AndreevLouisiana State University, Baton Rouge, LA 70803, USAF. AnselmoUniversity of Bologna, Bologna, ItalyA. ArefievInstitute of Theoretical and Experimental Physics, ITEP, Moscow, RussiaT. AzemoonUniversity of Michigan, Ann Arbor, MI 48109, USAT. AzizTata Institute of Fundamental Research, Mumbai (Bombay) 400 005, IndiaP. BagnaiaINFN, Sezione di Roma, and University of Rome “La Sapienza”, I-00185 Rome, ItalyA. BajoINFN , Sezione di Napoli , and University of Potenza , I-85100 Potenza , ItalyG. BaksayFlorida Institute of Technology, Melbourne, FL 32901, USAL. BaksayFlorida Institute of Technology, Melbourne, FL 32901, USAS.V. BaldewUniversity of Amsterdam, Amsterdam, NetherlandsSw. BanerjeeLaboratoire d'Annecy-le-Vieux de Physique des Particules , LAPP , IN2P3-CNRS , BP 110 , F-74941 Annecy-le-Vieux cedex , FranceA. Barczykw University of Lausanne , CH-1015 Lausanne , SwitzerlandR. BarillèreEuropean Laboratory for Particle Physics , CERN , CH-1211 Geneva 23 , SwitzerlandP. Bartaliniw University of Lausanne , CH-1015 Lausanne , SwitzerlandM. BasileUniversity of Bologna , and INFN , Sezione di Bologna , I-40126 Bologna , ItalyN. BatalovaPurdue University West Lafayette, West Lafayette, United StatesR. BattistonUniversity of Perugia, Perugia, ItalyA. Bay, IrelandF. BecattiniINFN , Sezione di Firenze , and University of Florence , I-50125 Florence , ItalyU. BeckerMassachusetts Institute of Technology , Cambridge , MA 02139 , USAF. BehnerETH Zurich, Zurich, SwitzerlandL. BellucciINFN , Sezione di Firenze , and University of Florence , I-50125 Florence , ItalyR. BerbecoUniversity of Michigan , Ann Arbor , MI 48109 , USAJ. BerdugoTata Institute of Fundamental Research, Mumbai (Bombay) 400 005, IndiaP. BergesMassachusetts Institute of Technology , Cambridge , MA 02139 , USAB. BertucciUniversity of Perugia, Perugia, ItalyB.L. BetevETH Zurich, Zurich, SwitzerlandM. BiasiniUniversity of Perugia, Perugia, ItalyM. BigliettiUniversity of Naples Federico II, Naples, ItalyA. BilandETH Zurich, Zurich, SwitzerlandJ.J. BlaisingCarnegie Mellon University, Pittsburgh, PA 15213, USAS.C. BlythCarnegie Mellon University , Pittsburgh , PA 15213 , USAG. J. BobbinkUniversity of AmsterdamA. BöhmIII Physikalisches Institut , RWTH , D-52056 Aachen , GermanyL. BoldizsárCentral Research Institute for Physics of the Hungarian Academy of Sciences , H-1525 Budapest 114 , HungaryB. BorgiaSapienza University of Rome, Rome, ItalyS. BottaiUniversity of Florence, Florence, ItalyD. BourilkovETH Zurich, Zurich, SwitzerlandM. BourquinUniversity of Geneva , CH-1211 Geneva 4 , SwitzerlandS. BracciniUniversity of Geneva , CH-1211 Geneva 4 , SwitzerlandJ.G. BransonUniversity of California, San Diego, San Diego, United StatesF. BrochuInstitute for Theoretical and Experimental PhysicsJ.D. BurgerMassachusetts Institute of Technology , Cambridge , MA 02139 , USAW.J. BurgerUniversity of Perugia, Perugia, ItalyX.D. CaiMassachusetts Institute of Technology , Cambridge , MA 02139 , USAM. CapellMassachusetts Institute of Technology , Cambridge , MA 02139 , USAG. Cara RomeoUniversity of Bologna, Bologna, ItalyG. CarlinoINFN , Sezione di Napoli , and University of Naples , I-80125 Naples , ItalyA.M. CartacciUniversity of Florence, Florence, ItalyJ. CasausCentro de Investigaciones Energéticas , Medioambientales y Tecnológicas , CIEMAT , E-28040 Madrid , SpainF. CavallariSapienza University of Rome, Rome, ItalyN. CavalloUniversity of Basilicata, Potenza, ItalyC. CecchiUniversity of Perugia, Perugia, ItalyM. CerradaUniversity of Michigan, Ann Arbor, MI 48109, USAM. ChamizoUniversity of Geneva , CH-1211 Geneva 4 , SwitzerlandY. H. ChangNational Central University, Taoyuan City, TaiwanM. ChemarinInstitute of Nuclear Physics of LyonK. F. ChenNational Central University, Taoyuan City, TaiwanG. ChenFlorida Institute of Technology, Melbourne, FL 32901, USAG.M. ChenInstitute of High Energy Physics , IHEP , 100039 Beijing , ChinaH. F. ChenChinese University of Science and Technology , USTC , Hefei , Anhui 230 029 , ChinaH.S. ChenInstitute of High Energy Physics , IHEP , 100039 Beijing , ChinaG. ChiefariUniversity of Naples Federico II, Naples, ItalyL. CifarelliNational Institute for High Energy Physics, NIKHEF, and University of Amsterdam, NL-1009 DB Amsterdam, The NetherlandsF. CindoloUniversity of Bologna, Bologna, ItalyI. ClareMassachusetts Institute of Technology , Cambridge , MA 02139 , USAR. ClareUniversity of California, Riverside, Riverside, United StatesG. CoignetFlorida Institute of Technology, Melbourne, FL 32901, USAN. ColinoTata Institute of Fundamental Research, Mumbai (Bombay) 400 005, IndiaS. Costantinial University of California , Riverside , CA 92521 , USAB. De La CruzTata Institute of Fundamental Research, Mumbai (Bombay) 400 005, IndiaS. CucciarelliINFN , Sezione di Perugia , and Università Degli Studi di Perugia , I-06100 Perugia , ItalyR. de AsmundisINFN , Sezione di Napoli , and University of Naples , I-80125 Naples , ItalyP. DéglonUniversity of Geneva , CH-1211 Geneva 4 , SwitzerlandJ. DebreczeniCentral Research Institute for Physics of the Hungarian Academy of Sciences , H-1525 Budapest 114 , HungaryA. DegréLaboratoire d’Annecy de Physique des ParticulesK. Dehmeltal University of California , Riverside , CA 92521 , USAK. DeitersFlorida Institute of Technology, Melbourne, FL 32901, USAD. della VolpeINFN , Sezione di Napoli , and University of Naples , I-80125 Naples , ItalyE. DelmeireUniversity of Geneva , CH-1211 Geneva 4 , SwitzerlandP. DenesPrinceton University, Princeton, United StatesF. DeNotaristefaniSapienza University of Rome, Rome, ItalyA. De SalvoETH Zurich, Zurich, SwitzerlandM. DiemozSapienza University of Rome, Rome, ItalyM. DierckxsensNational Institute for High Energy Physics , NIKHEF , and University of Amsterdam , NL-1009 DB Amsterdam , The NetherlandsC. DionisiINFN , Sezione di Roma , and University of Rome "La Sapienza" , I-00185 Rome , ItalyM. Dittmaran University and INFN , Salerno , I-84100 Salerno , ItalyA. DoriaINFN , Sezione di Napoli , and University of Naples , I-80125 Naples , ItalyM.T. DovaNortheastern University , Boston , MA 02115 , USAD. DuchesneauUniversity of Amsterdam
2005lv
ABI

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