An additional study of multi-muon events produced in pp¯ collisions at s=1.96 TeV
Clicks: 166
ID: 271142
2012
We present one additional study of multi-muon events produced at the Fermilab Tevatron collider and recorded by the CDF II detector. We use a data set acquired with a dedicated dimuon trigger and corresponding to an integrated luminosity of 3.9 fb−1. We investigate the distribution of the azimuthal angle between the two trigger muons in events containing at least four additional muon candidates to test the compatibility of these events with originating from known QCD processes. We find that this distribution is markedly different from what is expected from such QCD processes and this observation strongly disfavors the possibility that multi-muon events result from an underestimate of the rate of misidentified muons in ordinary QCD events.
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yang,y.c.2012physicsan
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Authors | T. Aaltonen,B. Álvarez González,S. Amerio,D. Amidei,A. Anastassov,A. Annovi,J. Antos,G. Apollinari,A. Apresyan,T. Arisawa,A. Artikov,W. Ashmanskas,B. Auerbach,F. Azfar,W. Badgett,A. Barbaro-Galtieri,V.E. Barnes,B.A. Barnett,Patrizia Barria,P. Bartos,Matteo Bauce,F. Bedeschi,D. Beecher,S. Behari,G. Bellettini,J. Bellinger,D. Benjamin,A. Beretvas,A. Bhatti,M. Binkley,D. Bisello,I. Bizjak,K.R. Bland,B. Blumenfeld,A. Bocci,Arie Bodek,D. Bortoletto,J. Boudreau,A. Boveia,B. Brau,L. Brigliadori,A. Brisuda,C. Bromberg,Jens Erik Brücken,M. Bucciantonio,J. Budagov,H.S. Budd,S. Budd,K. Burkett,G. Busetto,P. Bussey,C. Calancha,M. Campanelli,M. Campbell,B. Carls,D. Carlsmith,R. Carosi,S. Carrillo,S. Carron,B. Casal,Massimo Casarsa,A. Castro,P. Catastini,D. Cauz,V. Cavaliere,A. Cerri,L. Cerrito,Y.C. Chen,Giorgio Chiarelli,G. Chlachidze,F. Chlebana,Fotios Ptochos,D. Chokheli,J.P. Chou,W.H. Chung,Y.S. Chung,C.I. Ciobanu,Maria Agnese Ciocci,A. Clark,C. Clarke,G. Compostella,M.E. Convery,M. Corbo,M. Cordelli,C.A. Cox,D.J. Cox,F. Crescioli,C. Cuenca Almenar,J. Cuevas,D. Dagenhart,N. Dʼascenzo,M. Datta,P. De Barbaro,Sandro De Cecco,M. Dellʼorso,Luc Demortier,J. Deng,M. Deninno,Francesco Devoto,M. Dʼerrico,Angelo Di Canto,B. Di Ruzza,J.R. Dittmann,M. Dʼonofrio,S. Donati,P. Dong,Mirco Dorigo,T. Dorigo,K. Ebina,A. Eppig,R. Erbacher,D. Errede,S. Errede,N. Ershaidat,H.C. Fang,J.P. Fernandez,C. Ferrazza,R. Field,G. Flanagan,R. Forrest,Martin J. Frank,Melissa Franklin,J.C. Freeman,Y. Funakoshi,I. Furic,Michele Gallinaro,J. Galyardt,J.E. Garcia,A.F. Garfinkel,P. Garosi,H. Gerberich,E. Gerchtein,Stefano Giagu,V. Giakoumopoulou,Paola Giannetti,K. Gibson,C.M. Ginsburg,N. Giokaris,Paolo Giromini,M. Giunta,G. Giurgiu,V. Glagolev,D. Glenzinski,M. Gold,Nathan Goldschmidt,A. Golossanov,G. Gomez,G. Gomez-Ceballos,M. Goncharov,O. González,Igor Gorelov,A.T. Goshaw,K. Goulianos,C. Grosso-Pilcher,R.C. Group,J. Guimaraes Da Costa,Z. Gunay-Unalan,C. Haber,S.R. Hahn,E. Halkiadakis,A. Hamaguchi,J.Y. Han,F. Happacher,K. Hara,D. Hare,M. Hare,K. Hatakeyama,M. Herndon,S. Hewamanage,D. Hidas,A. Hocker,Walter Hopkins,S. Hou,R.E. Hughes,M. Hurwitz,U. Husemann,M. Hussein,J. Huston,Gianluca Introzzi,Maurizio Iori,Andrew Ivanov,D. Jang,B. Jayatilaka,Eunju Jeon,M.K. Jha,S. Jindariani,W. Johnson,M. Jones,K.K. Joo,Soon Yung Jun,T.R. Junk,A. Kasmi,Y. Kato,W. Ketchum,Benjamin Kilminster,D.H. Kim,H.S. Kim,J.E. Kim,M.J. Kim,S.B. Kim,Y.K. Kim,N. Kimura,M. Kirby,S. Klimenko,K. Kondo,D.J. Kong,J. Konigsberg,D. Krop,N. Krumnack,M. Kruse,M. Kurata,S. Kwang,A.T. Laasanen,Stefano Lami,S. Lammel,Mark Lancaster,R.L. Lander,K. Lannon,A. Lath,Giuseppe Latino,H.S. Lee,J.S. Lee,S. Leo,S. Leone,A. Limosani,C.-J. Lin,J. Linacre,M. Lindgren,Alison Lister,D.O. Litvintsev,C. Liu,Q. Liu,T. Liu,S. Lockwitz,A. Loginov,D. Lucchesi,P. Lujan,Patrick Lukens,G. Lungu,J. Lys,Roman Lysak,R. Madrak,K. Maeshima,K. Makhoul,S. Malik,G. Manca,A. Manousakis-Katsikakis,Fabrizio Margaroli,Mario Martinez,Paolo Mastrandrea,M.E. Mattson,P. Mazzanti,K.S. McFarland,R. McNulty,A. Mehta,P. Mehtala,A. Menzione,C. Mesropian,T. Miao,D. Mietlicki,A. Mitra,H. Miyake,S. Moed,N. Moggi,M.N. Mondragon,Chang-Seong Moon,R. Moore,Michael Joseph Morello,P. Movilla Fernandez,A. Mukherjee,M. Mussini,J. Nachtman,Y. Nagai,J. Naganoma,I. Nakano,A. Napier,C. Neu,M.S. Neubauer,Jason Nielsen,O. Norniella,E. Nurse,L. Oakes,S.H. Oh,Y.D. Oh,I. Oksuzian,T. Okusawa,R. Orava,S. Pagan Griso,C. Pagliarone,E. Palencia,V. Papadimitriou,J. Patrick,G. Pauletta,C. Paus,D.E. Pellett,A. Penzo,T.J. Phillips,Giovanni Maria :piacentino,J. Pilot,K. Pitts,C. Plager,L. Pondrom,Karolos Potamianos,O. Poukhov,Fedor Prokoshin,A. Pronko,F. Ptohos,E. Pueschel,Giovanni Punzi,J. Pursley,A. Rahaman,V. Ramakrishnan,N. Ranjan,Ignacio Redondo,M. Rescigno,T. Riddick,F. Rimondi,L. Ristori,T. Rodrigo,E. Rogers,S. Rolli,R. Roser,M. Rossi,F. Rubbo,F. Ruffini,A. Ruiz,J. Russ,V. Rusu,W.K. Sakumoto,Y. Sakurai,L. Santi,L. Sartori,Koji Sato,V. Saveliev,Jose Enrique Garcia Navarro,P. Schlabach,E.E. Schmidt,M.P. Schmidt,M. Schmitt,T. Schwarz,Luca Scodellaro,A. Scribano,F. Scuri,A. Sedov,S. Seidel,Y. Seiya,A. Semenov,Federico Sforza,A. Sfyrla,S.Z. Shalhout,Tara Shears,P.F. Shepard,Makoto Shimojima,S. Shiraishi,M. Shochet,I. Shreyber,Alexander Simonenko,A. Sissakian,Krzysztof Sliwa,J.R. Smith,F.D. Snider,A. Soha,S. Somalwar,P. Squillacioti,M. Stancari,M. Stanitzki,R. St. Denis,D. Stentz,J. Strologas,G.L. Strycker,Y. Sudo,A. Sukhanov,I. Suslov,K. Takemasa,Y. Takeuchi,J. Tang,M. Tecchio,P.K. Teng,J. Thom,G.A. Thompson,Pedro Ttito Guzman,S. Tkaczyk,S. Tokar,K. Tollefson,T. Tomura,Stefano Torre,D. Torretta,P. Totaro,M. Trovato,F. Ukegawa,S. Uozumi,A. Varganov,F. Vázquez,G. Velev,C. Vellidis,M. Vidal,I. Vila,R. Vilar,J. Vizán,M. Vogel,G. Volpi,R.L. Wagner,T. Wakisaka,R. Wallny,S.M. Wang,D. Waters,B. Whitehouse,A.B. Wicklund,E. Wicklund,S. Wilbur,J.S. Wilson,B.L. Winer,P. Wittich,S. Wolbers,H. Wolfe,T. Wright,Xin Wu,Zhenbin Wu,K. Yamamoto,J. Yamaoka,T. Yang,U.K. Yang,Y.C.;T. Aaltonen;B. Álvarez González;S. Amerio;D. Amidei;A. Anastassov;A. Annovi;J. Antos;G. Apollinari;A. Apresyan;T. Arisawa;A. Artikov;W. Ashmanskas;B. Auerbach;F. Azfar;W. Badgett;A. Barbaro-Galtieri;V.E. Barnes;B.A. Barnett;Patrizia Barria;P. Bartos;Matteo Bauce;F. Bedeschi;D. Beecher;S. Behari;G. Bellettini;J. Bellinger;D. Benjamin;A. Beretvas;A. Bhatti;M. Binkley;D. Bisello;I. Bizjak;K.R. Bland;B. Blumenfeld;A. Bocci;Arie Bodek;D. Bortoletto;J. Boudreau;A. Boveia;B. Brau;L. Brigliadori;A. Brisuda;C. Bromberg;Jens Erik Brücken;M. Bucciantonio;J. Budagov;H.S. Budd;S. Budd;K. Burkett;G. Busetto;P. Bussey;C. Calancha;M. Campanelli;M. Campbell;B. Carls;D. Carlsmith;R. Carosi;S. Carrillo;S. Carron;B. Casal;Massimo Casarsa;A. Castro;P. Catastini;D. Cauz;V. Cavaliere;A. Cerri;L. Cerrito;Y.C. Chen;Giorgio Chiarelli;G. Chlachidze;F. Chlebana;Fotios Ptochos;D. Chokheli;J.P. Chou;W.H. Chung;Y.S. Chung;C.I. Ciobanu;Maria Agnese Ciocci;A. Clark;C. Clarke;G. Compostella;M.E. Convery;M. Corbo;M. Cordelli;C.A. Cox;D.J. Cox;F. Crescioli;C. Cuenca Almenar;J. Cuevas;D. Dagenhart;N. Dʼascenzo;M. Datta;P. De Barbaro;Sandro De Cecco;M. Dellʼorso;Luc Demortier;J. Deng;M. Deninno;Francesco Devoto;M. Dʼerrico;Angelo Di Canto;B. Di Ruzza;J.R. Dittmann;M. Dʼonofrio;S. Donati;P. Dong;Mirco Dorigo;T. Dorigo;K. Ebina;A. Eppig;R. Erbacher;D. Errede;S. Errede;N. Ershaidat;H.C. Fang;J.P. Fernandez;C. Ferrazza;R. Field;G. Flanagan;R. Forrest;Martin J. Frank;Melissa Franklin;J.C. Freeman;Y. Funakoshi;I. Furic;Michele Gallinaro;J. Galyardt;J.E. Garcia;A.F. Garfinkel;P. Garosi;H. Gerberich;E. Gerchtein;Stefano Giagu;V. Giakoumopoulou;Paola Giannetti;K. Gibson;C.M. Ginsburg;N. Giokaris;Paolo Giromini;M. Giunta;G. Giurgiu;V. Glagolev;D. Glenzinski;M. Gold;Nathan Goldschmidt;A. Golossanov;G. Gomez;G. Gomez-Ceballos;M. Goncharov;O. González;Igor Gorelov;A.T. Goshaw;K. Goulianos;C. Grosso-Pilcher;R.C. Group;J. Guimaraes Da Costa;Z. Gunay-Unalan;C. Haber;S.R. Hahn;E. Halkiadakis;A. Hamaguchi;J.Y. Han;F. Happacher;K. Hara;D. Hare;M. Hare;K. Hatakeyama;M. Herndon;S. Hewamanage;D. Hidas;A. Hocker;Walter Hopkins;S. Hou;R.E. Hughes;M. Hurwitz;U. Husemann;M. Hussein;J. Huston;Gianluca Introzzi;Maurizio Iori;Andrew Ivanov;D. Jang;B. Jayatilaka;Eunju Jeon;M.K. Jha;S. Jindariani;W. Johnson;M. Jones;K.K. Joo;Soon Yung Jun;T.R. Junk;A. Kasmi;Y. Kato;W. Ketchum;Benjamin Kilminster;D.H. Kim;H.S. Kim;J.E. Kim;M.J. Kim;S.B. Kim;Y.K. Kim;N. Kimura;M. Kirby;S. Klimenko;K. Kondo;D.J. Kong;J. Konigsberg;D. Krop;N. Krumnack;M. Kruse;M. Kurata;S. Kwang;A.T. Laasanen;Stefano Lami;S. Lammel;Mark Lancaster;R.L. Lander;K. Lannon;A. Lath;Giuseppe Latino;H.S. Lee;J.S. Lee;S. Leo;S. Leone;A. Limosani;C.-J. Lin;J. Linacre;M. Lindgren;Alison Lister;D.O. Litvintsev;C. Liu;Q. Liu;T. Liu;S. Lockwitz;A. Loginov;D. Lucchesi;P. Lujan;Patrick Lukens;G. Lungu;J. Lys;Roman Lysak;R. Madrak;K. Maeshima;K. Makhoul;S. Malik;G. Manca;A. Manousakis-Katsikakis;Fabrizio Margaroli;Mario Martinez;Paolo Mastrandrea;M.E. Mattson;P. Mazzanti;K.S. McFarland;R. McNulty;A. Mehta;P. Mehtala;A. Menzione;C. Mesropian;T. Miao;D. Mietlicki;A. Mitra;H. Miyake;S. Moed;N. Moggi;M.N. Mondragon;Chang-Seong Moon;R. Moore;Michael Joseph Morello;P. Movilla Fernandez;A. Mukherjee;M. Mussini;J. Nachtman;Y. Nagai;J. Naganoma;I. Nakano;A. Napier;C. Neu;M.S. Neubauer;Jason Nielsen;O. Norniella;E. Nurse;L. Oakes;S.H. Oh;Y.D. Oh;I. Oksuzian;T. Okusawa;R. Orava;S. Pagan Griso;C. Pagliarone;E. Palencia;V. Papadimitriou;J. Patrick;G. Pauletta;C. Paus;D.E. Pellett;A. Penzo;T.J. Phillips;Giovanni Maria :piacentino;J. Pilot;K. Pitts;C. Plager;L. Pondrom;Karolos Potamianos;O. Poukhov;Fedor Prokoshin;A. Pronko;F. Ptohos;E. Pueschel;Giovanni Punzi;J. Pursley;A. Rahaman;V. Ramakrishnan;N. Ranjan;Ignacio Redondo;M. Rescigno;T. Riddick;F. Rimondi;L. Ristori;T. Rodrigo;E. Rogers;S. Rolli;R. Roser;M. Rossi;F. Rubbo;F. Ruffini;A. Ruiz;J. Russ;V. Rusu;W.K. Sakumoto;Y. Sakurai;L. Santi;L. Sartori;Koji Sato;V. Saveliev;Jose Enrique Garcia Navarro;P. Schlabach;E.E. Schmidt;M.P. Schmidt;M. Schmitt;T. Schwarz;Luca Scodellaro;A. Scribano;F. Scuri;A. Sedov;S. Seidel;Y. Seiya;A. Semenov;Federico Sforza;A. Sfyrla;S.Z. Shalhout;Tara Shears;P.F. Shepard;Makoto Shimojima;S. Shiraishi;M. Shochet;I. Shreyber;Alexander Simonenko;A. Sissakian;Krzysztof Sliwa;J.R. Smith;F.D. Snider;A. Soha;S. Somalwar;P. Squillacioti;M. Stancari;M. Stanitzki;R. St. Denis;D. Stentz;J. Strologas;G.L. Strycker;Y. Sudo;A. Sukhanov;I. Suslov;K. Takemasa;Y. Takeuchi;J. Tang;M. Tecchio;P.K. Teng;J. Thom;G.A. Thompson;Pedro Ttito Guzman;S. Tkaczyk;S. Tokar;K. Tollefson;T. Tomura;Stefano Torre;D. Torretta;P. Totaro;M. Trovato;F. Ukegawa;S. Uozumi;A. Varganov;F. Vázquez;G. Velev;C. Vellidis;M. Vidal;I. Vila;R. Vilar;J. Vizán;M. Vogel;G. Volpi;R.L. Wagner;T. Wakisaka;R. Wallny;S.M. Wang;D. Waters;B. Whitehouse;A.B. Wicklund;E. Wicklund;S. Wilbur;J.S. Wilson;B.L. Winer;P. Wittich;S. Wolbers;H. Wolfe;T. Wright;Xin Wu;Zhenbin Wu;K. Yamamoto;J. Yamaoka;T. Yang;U.K. Yang;Y.C.; |
Journal | physics letters b |
Year | 2012 |
DOI | 10.1016/j.physletb.2012.02.081 |
URL | |
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