- Open Access
Highly boosted dielectron identification in proton-proton collisions at
A. Hayrapetyan1, V. Makarenko1, A. Tumasyan1,b, W. Adam2, J. W. Andrejkovic2, L. Benato2, T. Bergauer2, M. Dragicevic2, C. Giordano2 et al. (CMS Collaboration)
C. Giordano2, P. S. Hussain2, M. Jeitler2,c, N. Krammer2, A. Li2, D. Liko2, M. Matthewman2, I. Mikulec2, J. Schieck2,c, R. Schöfbeck2,c, D. Schwarz2, M. Shooshtari2, M. Sonawane2, W. Waltenberger2, C.-E. Wulz2,c, T. Janssen3, H. Kwon3, D. Ocampo Henao3, T. Van Laer3, P. Van Mechelen3, J. Bierkens4, N. Breugelmans4, J. D’Hondt4, S. Dansana4, A. De Moor4, M. Delcourt4, F. Heyen4, Y. Hong4, P. Kashko4, S. Lowette4, I. Makarenko4, D. Müller4, J. Song4, S. Tavernier4, M. Tytgat4,d, G. P. Van Onsem4, S. Van Putte4, D. Vannerom4, B. Bilin5, B. Clerbaux5, A. K. Das5, I. De Bruyn5, G. De Lentdecker5, H. Evard5, L. Favart5, P. Gianneios5, A. Khalilzadeh5, F. A. Khan5, A. Malara5, M. A. Shahzad5, L. Thomas5, M. Vanden Bemden5, C. Vander Velde5, P. Vanlaer5, F. Zhang5, M. De Coen6, D. Dobur6, G. Gokbulut6, J. Knolle6, D. Marckx6, K. Skovpen6, A. M. Tomaru6, N. Van Den Bossche6, J. van der Linden6, J. Vandenbroeck6, L. Wezenbeek6, S. Bein7, A. Benecke7, A. Bethani7, G. Bruno7, A. Cappati7, J. De Favereau De Jeneret7, C. Delaere7, F. Gameiro Casalinho7, A. Giammanco7, A. O. Guzel7, V. Lemaitre7, J. Lidrych7, P. Malek7, P. Mastrapasqua7, S. Turkcapar7, G. A. Alves8, M. Barroso Ferreira Filho8, E. Coelho8, C. Hensel8, T. Menezes De Oliveira8, C. Mora Herrera8, P. Rebello Teles8, M. Soeiro8, E. J. Tonelli Manganote8,e, A. Vilela Pereira8,f, W. L. Aldá Júnior9, H. Brandao Malbouisson9, W. Carvalho9, J. Chinellato9,g, M. Costa Reis9, E. M. Da Costa9, G. G. Da Silveira9,h, D. De Jesus Damiao9, S. Fonseca De Souza9, R. Gomes De Souza9, S. S. Jesus9, T. Laux Kuhn9,h, M. Macedo9, K. Mota Amarilo9, L. Mundim9, H. Nogima9, J. P. Pinheiro9, A. Santoro9, A. Sznajder9, M. Thiel9, F. Torres Da Silva De Araujo9,i, C. A. Bernardes10,h, F. Damas10, T. R. Fernandez Perez Tomei10, E. M. Gregores10, B. Lopes Da Costa10, I. Maietto Silverio10, P. G. Mercadante10, S. F. Novaes10, B. Orzari10, Sandra S. Padula10, V. Scheurer10, A. Aleksandrov11, G. Antchev11, P. Danev11, R. Hadjiiska11, P. Iaydjiev11, M. Shopova11, G. Sultanov11, A. Dimitrov12, L. Litov12, B. Pavlov12, P. Petkov12, A. Petrov12, S. Keshri13, D. Laroze13, S. Thakur13, W. Brooks14, T. Cheng15, T. Javaid15, L. Wang15, L. Yuan15, Z. Hu16, Z. Liang16, J. Liu16, X. Wang16, H. Yang16, G. M. Chen17,j, H. S. Chen17,j, M. Chen17,j, Y. Chen17, Q. Hou17, X. Hou17, F. Iemmi17, C. H. Jiang17, A. Kapoor17,k, H. Liao17, G. Liu17, Z.-A. Liu17,l, J. N. Song17,l, S. Song17, J. Tao17, C. Wang17,j, J. Wang17, H. Zhang17, J. Zhao17, A. Agapitos18, Y. Ban18, A. Carvalho Antunes De Oliveira18, S. Deng18, B. Guo18, Q. Guo18, C. Jiang18, A. Levin18, C. Li18, Q. Li18, Y. Mao18, S. Qian18, S. J. Qian18, X. Qin18, C. Quaranta18, X. Sun18, D. Wang18, J. Wang18, M. Zhang18, Y. Zhao18, C. Zhou18, S. Yang19, Z. You20, K. Jaffel21, N. Lu21, G. Bauer22,m,n, Z. Cui22,n, B. Li22,o, H. Wang22, K. Yi22,p, J. Zhang22, Y. Li23, Z. Lin24, C. Lu24, M. Xiao24,q, C. Avila25, D. A. Barbosa Trujillo25, A. Cabrera25, C. Florez25, J. Fraga25, J. A. Reyes Vega25, C. Rendón26, M. Rodriguez26, A. A. Ruales Barbosa26, J. D. Ruiz Alvarez26, N. Godinovic27, D. Lelas27, A. Sculac27, M. Kovac28, A. Petkovic28, T. Sculac28, P. Bargassa29, V. Brigljevic29, B. K. Chitroda29, D. Ferencek29, K. Jakovcic29, A. Starodumov29, T. Susa29, A. Attikis30, K. Christoforou30, C. Leonidou30, C. Nicolaou30, L. Paizanos30, F. Ptochos30, P. A. Razis30, H. Rykaczewski30, H. Saka30, A. Stepennov30, M. Finger31,a, M. Finger, Jr.31, E. Ayala32, E. Carrera Jarrin33, S. Elgammal34,r, A. Ellithi Kamel34,s, A. Hussein35, H. Mohammed35, K. Ehataht36, M. Kadastik36, T. Lange36, C. Nielsen36, J. Pata36, M. Raidal36, N. Seeba36, L. Tani36, E. Brücken37, A. Milieva37, K. Osterberg37, M. Voutilainen37, F. Garcia38, P. Inkaew38, K. T. S. Kallonen38, R. Kumar Verma38, T. Lampén38, K. Lassila-Perini38, B. Lehtela38, S. Lehti38, T. Lindén38, N. R. Mancilla Xinto38, M. Myllymäki38, M. m. Rantanen38, S. Saariokari38, N. T. Toikka38, J. Tuominiemi38, N. Bin Norjoharuddeen39, H. Kirschenmann39, P. Luukka39, H. Petrow39, M. Besancon40, F. Couderc40, M. Dejardin40, D. Denegri40, P. Devouge40, J. L. Faure40, F. Ferri40, P. Gaigne40, S. Ganjour40, P. Gras40, G. Hamel de Monchenault40, M. Kumar40, V. Lohezic40, Y. Maidannyk40, J. Malcles40, F. Orlandi40, L. Portales40, S. Ronchi40, M. Ö. Sahin40, A. Savoy-Navarro40,t, P. Simkina40, M. Titov40, M. Tornago40, R. Amella Ranz41, F. Beaudette41, G. Boldrini41, P. Busson41, C. Charlot41, M. Chiusi41, T. D. Cuisset41, O. Davignon41, A. De Wit41, T. Debnath41, I. T. Ehle41, S. Ghosh41, A. Gilbert41, R. Granier de Cassagnac41, L. Kalipoliti41, M. Manoni41, M. Nguyen41, S. Obraztsov41, C. Ochando41, R. Salerno41, J. B. Sauvan41, Y. Sirois41, G. Sokmen41, L. Urda Gómez41, A. Zabi41, A. Zghiche41, J.-L. Agram42,u, J. Andrea42, D. Bloch42, J.-M. Brom42, E. C. Chabert42, C. Collard42, G. Coulon42, S. Falke42, U. Goerlach42, R. Haeberle42, A.-C. Le Bihan42, M. Meena42, O. Poncet42, G. Saha42, P. Vaucelle42, A. Di Florio43, D. Amram44, S. Beauceron44, B. Blancon44, G. Boudoul44, N. Chanon44, D. Contardo44, P. Depasse44, H. El Mamouni44, J. Fay44, S. Gascon44, M. Gouzevitch44, C. Greenberg44, G. Grenier44, B. Ille44, E. Jourd’Huy44, M. Lethuillier44, B. Massoteau44, L. Mirabito44, A. Purohit44, M. Vander Donckt44, J. Xiao44, I. Bagaturia45,v, I. Lomidze45, Z. Tsamalaidze45,w, V. Botta46, S. Consuegra Rodríguez46, L. Feld46, K. Klein46, M. Lipinski46, D. Meuser46, P. Nattland46, V. Oppenländer46, A. Pauls46, D. Pérez Adán46, N. Röwert46, M. Teroerde46, C. Daumann47, S. Diekmann47, A. Dodonova47, N. Eich47, D. Eliseev47, F. Engelke47, J. Erdmann47, M. Erdmann47, B. Fischer47, T. Hebbeker47, K. Hoepfner47, F. Ivone47, A. Jung47, N. Kumar47, M. y. Lee47, F. Mausolf47, M. Merschmeyer47, A. Meyer47, F. Nowotny47, A. Pozdnyakov47, W. Redjeb47, H. Reithler47, U. Sarkar47, V. Sarkisovi47, A. Schmidt47, C. Seth47, A. Sharma47, J. L. Spah47, V. Vaulin47, S. Zaleski47, M. R. Beckers48, C. Dziwok48, G. Flügge48, N. Hoeflich48, T. Kress48, A. Nowack48, O. Pooth48, A. Stahl48, A. Zotz48, H. Aarup Petersen49, A. Abel49, M. Aldaya Martin49, J. Alimena49, S. Amoroso49, Y. An49, I. Andreev49, J. Bach49, S. Baxter49, M. Bayatmakou49, H. Becerril Gonzalez49, O. Behnke49, A. Belvedere49, F. Blekman49,x, K. Borras49,y, A. Campbell49, S. Chatterjee49, L. X. Coll Saravia49, G. Eckerlin49, D. Eckstein49, E. Gallo49,x, A. Geiser49, V. Guglielmi49, M. Guthoff49, A. Hinzmann49, L. Jeppe49, M. Kasemann49, C. Kleinwort49, R. Kogler49, M. Komm49, D. Krücker49, W. Lange49, D. Leyva Pernia49, K.-Y. Lin49, K. Lipka49,z, W. Lohmann49,aa, J. Malvaso49, R. Mankel49, I.-A. Melzer-Pellmann49, M. Mendizabal Morentin49, A. B. Meyer49, G. Milella49, K. Moral Figueroa49, A. Mussgiller49, L. P. Nair49, J. Niedziela49, A. Nürnberg49, J. Park49, E. Ranken49, A. Raspereza49, D. Rastorguev49, L. Rygaard49, M. Scham49,y,bb, S. Schnake49,y, P. Schütze49, C. Schwanenberger49,x, D. Selivanova49, K. Sharko49, M. Shchedrolosiev49, D. Stafford49, M. Torkian49, F. Vazzoler49, A. Ventura Barroso49, R. Walsh49, D. Wang49, Q. Wang49, K. Wichmann49, L. Wiens49,y, C. Wissing49, Y. Yang49, S. Zakharov49, A. Zimermmane Castro Santos49, A. R. Alves Andrade50, M. Antonello50, S. Bollweg50, M. Bonanomi50, K. El Morabit50, Y. Fischer50, M. Frahm50, E. Garutti50, A. Grohsjean50, A. A. Guvenli50, J. Haller50, D. Hundhausen50, G. Kasieczka50, P. Keicher50, R. Klanner50, W. Korcari50, T. Kramer50, C. c. Kuo50, F. Labe50, J. Lange50, A. Lobanov50, L. Moureaux50, A. Nigamova50, K. Nikolopoulos50, A. Paasch50, K. J. Pena Rodriguez50, N. Prouvost50, B. Raciti50, M. Rieger50, D. Savoiu50, P. Schleper50, M. Schröder50, J. Schwandt50, M. Sommerhalder50, H. Stadie50, G. Steinbrück50, R. Ward50, B. Wiederspan50, M. Wolf50, S. Brommer51, E. Butz51, Y. M. Chen51, T. Chwalek51, A. Dierlamm51, G. G. Dincer51, U. Elicabuk51, N. Faltermann51, M. Giffels51, A. Gottmann51, F. Hartmann51,cc, M. Horzela51, F. Hummer51, U. Husemann51, J. Kieseler51, M. Klute51, R. Kunnilan Muhammed Rafeek51, O. Lavoryk51, J. M. Lawhorn51, A. Lintuluoto51, S. Maier51, M. Mormile51, Th. Müller51, E. Pfeffer51, M. Presilla51, G. Quast51, K. Rabbertz51, B. Regnery51, R. Schmieder51, N. Shadskiy51, I. Shvetsov51, H. J. Simonis51, L. Sowa51, L. Stockmeier51, K. Tauqeer51, M. Toms51, B. Topko51, N. Trevisani51, C. Verstege51, T. Voigtländer51, R. F. Von Cube51, J. Von Den Driesch51, M. Wassmer51, R. Wolf51, W. D. Zeuner51, X. Zuo51, G. Anagnostou52, G. Daskalakis52, A. Kyriakis52, G. Melachroinos53, Z. Painesis53, I. Paraskevas53, N. Saoulidou53, K. Theofilatos53, E. Tziaferi53, E. Tzovara53, K. Vellidis53, I. Zisopoulos53, T. Chatzistavrou54, G. Karapostoli54, K. Kousouris54, E. Siamarkou54, G. Tsipolitis54, I. Bestintzanos55, I. Evangelou55, C. Foudas55, P. Katsoulis55, P. Kokkas55, P. G. Kosmoglou Kioseoglou55, N. Manthos55, I. Papadopoulos55, J. Strologas55, D. Druzhkin56, C. Hajdu56, D. Horvath56,dd,ee, K. Márton56, A. J. Rádl56,ff, F. Sikler56, V. Veszpremi56, M. Csanád57, K. Farkas57, A. Fehérkuti57,gg, M. M. A. Gadallah57,hh, Á. Kadlecsik57, M. León Coello57, G. Pásztor57, G. I. Veres57, B. Ujvari58, G. Zilizi58, G. Bencze59, S. Czellar59, J. Molnar59, Z. Szillasi59, T. Csorgo60,gg, F. Nemes60,gg, T. Novak60, I. Szanyi60,ii, S. Bansal61, S. B. Beri61, V. Bhatnagar61, G. Chaudhary61, S. Chauhan61, N. Dhingra61,jj, A. Kaur61, A. Kaur61, H. Kaur61, M. Kaur61, S. Kumar61, T. Sheokand61, J. B. Singh61, A. Singla61, A. Bhardwaj62, A. Chhetri62, B. C. Choudhary62, A. Kumar62, A. Kumar62, M. Naimuddin62, S. Phor62, K. Ranjan62, M. K. Saini62, P. Palni63, S. Acharya64,kk, B. Gomber64, B. Sahu64,kk, S. Mukherjee65, S. Bhattacharya66, S. Das Gupta66, S. Dutta66, S. Dutta66, S. Sarkar66, M. M. Ameen67, P. K. Behera67, S. Chatterjee67, G. Dash67, A. Dattamunsi67, P. Jana67, P. Kalbhor67, S. Kamble67, J. R. Komaragiri67,ll, T. Mishra67, P. R. Pujahari67, A. K. Sikdar67, R. K. Singh67, P. Verma67, S. Verma67, A. Vijay67, B. K. Sirasva68, L. Bhatt69, S. Dugad69, G. B. Mohanty69, M. Shelake69, P. Suryadevara69, A. Bala70, S. Banerjee70, S. Barman70,mm, R. M. Chatterjee70, M. Guchait70, Sh. Jain70, A. Jaiswal70, B. M. Joshi70, S. Kumar70, M. Maity70,mm, G. Majumder70, K. Mazumdar70, S. Parolia70, R. Saxena70, A. Thachayath70, S. Bahinipati71,nn, D. Maity71,oo, P. Mal71, K. Naskar71,oo, A. Nayak71,oo, S. Nayak71, K. Pal71, R. Raturi71, P. Sadangi71, S. K. Swain71, S. Varghese71,oo, D. Vats71,oo, A. Alpana72, S. Dube72, P. Hazarika72, B. Kansal72, A. Laha72, R. Sharma72, S. Sharma72, K. Y. Vaish72, S. Ghosh73, H. Bakhshiansohi74,pp, A. Jafari74,qq, V. Sedighzadeh Dalavi74, M. Zeinali74,rr, S. Bashiri75, S. Chenarani75,ss, S. M. Etesami75, Y. Hosseini75, M. Khakzad75, E. Khazaie75, M. Mohammadi Najafabadi75, S. Tizchang75,tt, M. Felcini76, M. Grunewald76, M. Abbrescia77a,77b, M. Barbieri77a,77b, M. Buonsante77a,77b, A. Colaleo77a,77b, D. Creanza77a,77c, N. De Filippis77a,77c, M. De Palma77a,77b, W. Elmetenawee77a,77b,uu, N. Ferrara77a,77c, L. Fiore77a, L. Longo77a, M. Louka77a,77b, G. Maggi77a,77c, M. Maggi77a, I. Margjeka77a, V. Mastrapasqua77a,77b, S. My77a,77b, F. Nenna77a,77b, S. Nuzzo77a,77b, A. Pellecchia77a,77b, A. Pompili77a,77b, G. Pugliese77a,77c, R. Radogna77a,77b, D. Ramos77a, A. Ranieri77a, L. Silvestris77a, F. M. Simone77a,77c, Ü. Sözbilir77a, A. Stamerra77a,77b, D. Troiano77a,77b, R. Venditti77a,77b, P. Verwilligen77a, A. Zaza77a,77b, G. Abbiendi78a, C. Battilana78a,78b, D. Bonacorsi78a,78b, P. Capiluppi78a,78b, F. R. Cavallo78a, M. Cuffiani78a,78b, G. M. Dallavalle78a, T. Diotalevi78a,78b, F. Fabbri78a, A. Fanfani78a,78b, R. Farinelli78a, D. Fasanella78a, C. Grandi78a, S. Lo Meo78a,vv, M. Lorusso78a,78b, L. Lunerti78a, S. Marcellini78a, G. Masetti78a, F. L. Navarria78a,78b, G. Paggi78a,78b, A. Perrotta78a, F. Primavera78a,78b, A. M. Rossi78a,78b, S. Rossi Tisbeni78a,78b, T. Rovelli78a,78b, G. P. Siroli78a,78b, S. Costa79a,79b,ww, A. Di Mattia79a, A. Lapertosa79a, R. Potenza79a,79b, A. Tricomi79a,79b,ww, J. Altork80a,80b, P. Assiouras80a, G. Barbagli80a, G. Bardelli80a, M. Bartolini80a,80b, A. Calandri80a,80b, B. Camaiani80a,80b, A. Cassese80a, R. Ceccarelli80a, V. Ciulli80a,80b, C. Civinini80a, R. D’Alessandro80a,80b, L. Damenti80a,80b, E. Focardi80a,80b, T. Kello80a, G. Latino80a,80b, P. Lenzi80a,80b, M. Lizzo80a, M. Meschini80a, S. Paoletti80a, A. Papanastassiou80a,80b, G. Sguazzoni80a, L. Viliani80a, L. Benussi81, S. Bianco81, S. Meola81,xx, D. Piccolo81, M. Alves Gallo Pereira82a, F. Ferro82a, E. Robutti82a, S. Tosi82a,82b, A. Benaglia83a, F. Brivio83a, V. Camagni83a,83b, F. Cetorelli83a,83b, F. De Guio83a,83b, M. E. Dinardo83a,83b, P. Dini83a, S. Gennai83a, R. Gerosa83a,83b, A. Ghezzi83a,83b, P. Govoni83a,83b, L. Guzzi83a, M. R. Kim83a, G. Lavizzari83a,83b, M. T. Lucchini83a,83b, M. Malberti83a, S. Malvezzi83a, A. Massironi83a, D. Menasce83a, L. Moroni83a, M. Paganoni83a,83b, S. Palluotto83a,83b, D. Pedrini83a, A. Perego83a,83b, G. Pizzati83a,83b, T. Tabarelli de Fatis83a,83b, S. Buontempo84a, C. Di Fraia84a,84b, F. Fabozzi84a,84c, L. Favilla84a,84d, A. O. M. Iorio84a,84b, L. Lista84a,84b,yy, P. Paolucci84a,cc, B. Rossi84a, P. Azzi85a, N. Bacchetta85a,zz, D. Bisello85a,85b, P. Bortignon85a,85c, G. Bortolato85a,85b, A. C. M. Bulla85a,85c, P. Checchia85a, T. Dorigo85a,aaa, S. Fantinel85a, F. Gasparini85a,85b, U. Gasparini85a,85b, S. Giorgetti85a, E. Lusiani85a, M. Margoni85a,85b, A. T. Meneguzzo85a,85b, J. Pazzini85a,85b, P. Ronchese85a,85b, R. Rossin85a,85b, F. Simonetto85a,85b, M. Tosi85a,85b, A. Triossi85a,85b, S. Ventura85a, M. Zanetti85a,85b, P. Zotto85a,85b, A. Zucchetta85a,85b, A. Braghieri86a, S. Calzaferri86a, P. Montagna86a,86b, M. Pelliccioni86a, V. Re86a, C. Riccardi86a,86b, P. Salvini86a, I. Vai86a,86b, P. Vitulo86a,86b, S. Ajmal87a,87b, M. E. Ascioti87a,87b, G. M. Bilei87a,a, C. Carrivale87a,87b, D. Ciangottini87a,87b, L. Della Penna87a,87b, L. 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Cunqueiro Mendez89a,89b, F. De Riggi89a,89b, D. Del Re89a,89b, E. Di Marco89a, M. Diemoz89a, F. Errico89a, L. Frosina89a,89b, R. Gargiulo89a,89b, B. Harikrishnan89a,89b, F. Lombardi89a,89b, E. Longo89a,89b, L. Martikainen89a,89b, J. Mijuskovic89a,89b, G. Organtini89a,89b, N. Palmeri89a,89b, R. Paramatti89a,89b, S. Rahatlou89a,89b, C. Rovelli89a, F. Santanastasio89a,89b, L. Soffi89a, V. Vladimirov89a,89b, N. Amapane90a,90b, R. Arcidiacono90a,90c, S. Argiro90a,90b, M. Arneodo90a,90c, N. Bartosik90a,90c, R. Bellan90a,90b, A. Bellora90a,90b, C. Biino90a, C. Borca90a,90b, N. Cartiglia90a, M. Costa90a,90b, R. Covarelli90a,90b, N. Demaria90a, L. Finco90a, M. Grippo90a,90b, B. Kiani90a,90b, L. Lanteri90a,90b, F. Legger90a, F. Luongo90a,90b, C. Mariotti90a, S. Maselli90a, A. Mecca90a,90b, L. Menzio90a,90b, P. Meridiani90a, E. Migliore90a,90b, M. Monteno90a, M. M. Obertino90a,90b, G. Ortona90a, L. Pacher90a,90b, N. Pastrone90a, F. Rotondo90a, M. Ruspa90a,90c, F. Siviero90a,90b, V. 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Nanda169, G. Nigmatkulov169, B. Ozek169, T. Phan169, D. Pilipovic169, R. Pradhan169, E. Prifti169, P. Roy169, T. Roy169, N. Singh169, M. B. Tonjes169, N. Varelas169, M. A. Wadud169, J. Yoo169, M. Alhusseini170, D. Blend170, K. Dilsiz170,gggg, O. K. Köseyan170, A. Mestvirishvili170,hhhh, O. Neogi170, H. Ogul170,iiii, Y. Onel170, A. Penzo170, C. Snyder170, E. Tiras170,jjjj, B. Blumenfeld171, J. Davis171, A. V. Gritsan171, L. Kang171, S. Kyriacou171, P. Maksimovic171, M. Roguljic171, S. Sekhar171, M. V. Srivastav171, M. Swartz171, A. Abreu172, L. F. Alcerro Alcerro172, J. Anguiano172, S. Arteaga Escatel172, P. Baringer172, A. Bean172, R. Bhattacharya172, Z. Flowers172, D. Grove172, J. King172, G. Krintiras172, M. Lazarovits172, C. Le Mahieu172, J. Marquez172, M. Murray172, M. Nickel172, S. Popescu172,kkkk, C. Rogan172, C. Royon172, S. Rudrabhatla172, S. Sanders172, C. Smith172, G. Wilson172, B. Allmond173, N. Islam173, A. Ivanov173, K. Kaadze173, Y. Maravin173, J. Natoli173, G. G. Reddy173, D. Roy173, G. Sorrentino173, A. Baden174, A. Belloni174, J. Bistany-riebman174, S. C. Eno174, N. J. Hadley174, S. Jabeen174, R. G. Kellogg174, T. Koeth174, B. Kronheim174, S. Lascio174, P. Major174, A. C. Mignerey174, C. Palmer174, C. Papageorgakis174, M. M. Paranjpe174, E. Popova174,llll, A. Shevelev174, L. Zhang174, C. Baldenegro Barrera175, H. Bossi175, S. Bright-Thonney175, I. A. Cali175, Y. c. Chen175, P. c. Chou175, M. D’Alfonso175, J. Eysermans175, C. Freer175, G. Gomez-Ceballos175, M. Goncharov175, G. Grosso175, P. Harris175, D. Hoang175, G. M. Innocenti175, K. Ivanov175, D. Kovalskyi175, J. Krupa175, L. Lavezzo175, Y.-J. Lee175, K. Long175, C. Mcginn175, A. Novak175, M. I. Park175, C. Paus175, C. Reissel175, C. Roland175, G. Roland175, S. Rothman175, T. a. Sheng175, G. S. F. Stephans175, D. Walter175, J. Wang175, Z. Wang175, B. Wyslouch175, T. J. Yang175, B. Crossman176, W. J. Jackson176, C. Kapsiak176, M. Krohn176, D. Mahon176, J. Mans176, B. Marzocchi176, R. Rusack176, O. Sancar176, R. Saradhy176, N. Strobbe176, K. Bloom177, D. R. Claes177, G. Haza177, J. Hossain177, C. Joo177, I. Kravchenko177, A. Rohilla177, J. E. Siado177, W. Tabb177, A. Vagnerini177, A. Wightman177, F. Yan177, H. Bandyopadhyay178, L. Hay178, H. w. Hsia178, I. Iashvili178, A. Kalogeropoulos178, A. Kharchilava178, A. Mandal178, M. Morris178, D. Nguyen178, S. Rappoccio178, H. Rejeb Sfar178, A. Williams178, P. Young178, D. Yu178, G. Alverson179, E. Barberis179, J. Bonilla179, B. Bylsma179, M. Campana179, J. Dervan179, Y. Haddad179, Y. Han179, I. Israr179, A. Krishna179, M. Lu179, N. Manganelli179, R. Mccarthy179, D. M. Morse179, T. Orimoto179, L. Skinnari179, C. S. Thoreson179, E. Tsai179, D. Wood179, S. Dittmer180, K. A. Hahn180, M. Mcginnis180, Y. Miao180, D. G. Monk180, M. H. Schmitt180, A. Taliercio180, M. Velasco180, J. Wang180, G. Agarwal181, R. Band181, R. Bucci181, S. Castells181, A. Das181, A. Ehnis181, R. Goldouzian181, M. Hildreth181, K. Hurtado Anampa181, T. Ivanov181, C. Jessop181, A. Karneyeu181, K. Lannon181, J. Lawrence181, N. Loukas181, L. Lutton181, J. Mariano181, N. Marinelli181, I. Mcalister181, T. McCauley181, C. Mcgrady181, C. Moore181, Y. Musienko181,llll, H. Nelson181, M. Osherson181, A. Piccinelli181, R. Ruchti181, A. Townsend181, Y. Wan181, M. Wayne181, H. Yockey181, A. Basnet182, M. Carrigan182, R. De Los Santos182, L. S. Durkin182, C. Hill182, M. Joyce182, M. Nunez Ornelas182, D. A. Wenzl182, B. L. Winer182, B. R. Yates182, H. Bouchamaoui183, G. Dezoort183, P. Elmer183, A. Frankenthal183, M. Galli183, B. Greenberg183, N. Haubrich183, K. Kennedy183, G. Kopp183, Y. Lai183, D. Lange183, A. Loeliger183, D. Marlow183, I. Ojalvo183, J. Olsen183, F. Simpson183, D. Stickland183, C. Tully183, S. Malik184, R. Sharma184, S. Chandra185, R. Chawla185, A. Gu185, L. Gutay185, M. Jones185, A. W. Jung185, D. Kondratyev185, M. Liu185, G. Negro185, N. Neumeister185, G. Paspalaki185, S. Piperov185, N. R. Saha185, J. F. Schulte185, F. Wang185, A. Wildridge185, W. Xie185, Y. Yao185, Y. Zhong185, N. Parashar186, A. Pathak186, E. Shumka186, D. Acosta187, A. Agrawal187, C. Arbour187, T. Carnahan187, P. Das187, K. M. Ecklund187, S. Freed187, F. J. M. Geurts187, T. Huang187, I. Krommydas187, N. Lewis187, W. Li187, J. Lin187, O. Miguel Colin187, B. P. Padley187, R. Redjimi187, J. Rotter187, M. Wulansatiti187, E. Yigitbasi187, Y. Zhang187, O. Bessidskaia Bylund188, A. Bodek188, P. de Barbaro188,a, R. Demina188, A. Garcia-Bellido188, H. S. Hare188, O. Hindrichs188, N. Parmar188, P. Parygin188,llll, H. Seo188, R. Taus188, B. Chiarito189, J. P. Chou189, S. V. Clark189, S. Donnelly189, D. Gadkari189, Y. Gershtein189, E. Halkiadakis189, C. Houghton189, D. Jaroslawski189, A. Kobert189, S. Konstantinou189, I. Laflotte189, A. Lath189, J. Martins189, M. Perez Prada189, B. Rand189, J. Reichert189, P. Saha189, S. Salur189, S. Schnetzer189, S. Somalwar189, R. Stone189, S. A. Thayil189, S. Thomas189, J. Vora189, D. Ally190, A. G. Delannoy190, S. Fiorendi190, J. Harris190, T. Holmes190, A. R. Kanuganti190, N. Karunarathna190, J. Lawless190, L. Lee190, E. Nibigira190, B. Skipworth190, S. Spanier190, D. Aebi191, M. Ahmad191, T. Akhter191, K. Androsov191, A. Bolshov191, O. Bouhali191,mmmm, A. Cagnotta191, V. D’Amante191, R. Eusebi191, P. Flanagan191, J. Gilmore191, Y. Guo191, T. Kamon191, S. Luo191, R. Mueller191, A. Safonov191, N. Akchurin192, J. Damgov192, Y. Feng192, N. Gogate192, Y. Kazhykarim192, K. Lamichhane192, S. W. Lee192, C. Madrid192, A. Mankel192, T. Peltola192, I. Volobouev192, E. Appelt193, Y. Chen193, S. Greene193, A. Gurrola193, W. Johns193, R. Kunnawalkam Elayavalli193, A. Melo193, D. Rathjens193, F. Romeo193, P. Sheldon193, S. Tuo193, J. Velkovska193, J. Viinikainen193, J. Zhang193, B. Cardwell194, H. Chung194, B. Cox194, J. Hakala194, G. Hamilton Ilha Machado194, R. Hirosky194, M. Jose194, A. Ledovskoy194, C. Mantilla194, C. Neu194, C. Ramón Álvarez194, Z. Wu194, S. Bhattacharya195, P. E. Karchin195, A. Aravind196, S. Banerjee196, K. Black196, T. Bose196, E. Chavez196, S. Dasu196, P. Everaerts196, C. Galloni196, H. He196, M. Herndon196, A. Herve196, C. K. Koraka196, S. Lomte196, R. Loveless196, A. Mallampalli196, A. Mohammadi196, S. Mondal196, T. Nelson196, G. Parida196, L. Pétré196, D. Pinna196, A. Savin196, V. Shang196, V. Sharma196, W. H. Smith196, D. Teague196, H. F. Tsoi196, W. Vetens196, A. Warden196, S. Afanasiev197, V. Alexakhin197, Yu. Andreev197, T. Aushev197, D. Budkouski197, R. Chistov197, M. Danilov197, T. Dimova197, A. Ershov197, S. Gninenko197, I. Gorbunov197, A. Gribushin197, A. Kamenev197, V. Karjavine197, M. Kirsanov197, V. Klyukhin197, O. Kodolova197,nnnn, V. Korenkov197, I. Korsakov197, A. Kozyrev197, N. Krasnikov197, A. Lanev197, A. Malakhov197, V. Matveev197, A. Nikitenko197,nnnn,oooo, V. Palichik197, V. Perelygin197, S. Petrushanko197, S. Polikarpov197, O. Radchenko197, M. Savina197, V. Shalaev197, S. Shmatov197, S. Shulha197, Y. Skovpen197, K. Slizhevskiy197, V. Smirnov197, O. Teryaev197, I. Tlisova197, A. Toropin197, N. Voytishin197, A. Zarubin197, I. Zhizhin197, L. Dudko198, V. Kim198,llll, V. Murzin198, V. Oreshkin198, D. Sosnov198, E. Boos198, V. Bunichev198, M. Dubinin198,eeee, V. Savrin198, and A. Snigirev198 (CMS Collaboration)
- 1Yerevan Physics Institute, Yerevan, Armenia
- 2Institut für Hochenergiephysik, Vienna, Austria
- 3Universiteit Antwerpen, Antwerpen, Belgium
- 4Vrije Universiteit Brussel, Brussel, Belgium
- 5Université Libre de Bruxelles, Bruxelles, Belgium
- 6Ghent University, Ghent, Belgium
- 7Université Catholique de Louvain, Louvain-la-Neuve, Belgium
- 8Centro Brasileiro de Pesquisas Fisicas, Rio de Janeiro, Brazil
- 9Universidade do Estado do Rio de Janeiro, Rio de Janeiro, Brazil
- 10Universidade Estadual Paulista, Universidade Federal do ABC, São Paulo, Brazil
- 11Institute for Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, Sofia, Bulgaria
- 12University of Sofia, Sofia, Bulgaria
- 13Instituto De Alta Investigación, Universidad de Tarapacá, Casilla 7 D, Arica, Chile
- 14Universidad Tecnica Federico Santa Maria, Valparaiso, Chile
- 15Beihang University, Beijing, China
- 16Department of Physics, Tsinghua University, Beijing, China
- 17Institute of High Energy Physics, Beijing, China
- 18State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
- 19State Key Laboratory of Nuclear Physics and Technology, Institute of Quantum Matter, South China Normal University, Guangzhou, China
- 20Sun Yat-Sen University, Guangzhou, China
- 21University of Science and Technology of China, Hefei, China
- 22Nanjing Normal University, Nanjing, China
- 23Institute of Modern Physics and Key Laboratory of Nuclear Physics and Ion-beam Application (MOE)-Fudan University, Shanghai, China
- 24Zhejiang University, Hangzhou, Zhejiang, China
- 25Universidad de Los Andes, Bogota, Colombia
- 26Universidad de Antioquia, Medellin, Colombia
- 27University of Split, Faculty of Electrical Engineering, Mechanical Engineering and Naval Architecture, Split, Croatia
- 28University of Split, Faculty of Science, Split, Croatia
- 29Institute Rudjer Boskovic, Zagreb, Croatia
- 30University of Cyprus, Nicosia, Cyprus
- 31Charles University, Prague, Czech Republic
- 32Escuela Politecnica Nacional, Quito, Ecuador
- 33Universidad San Francisco de Quito, Quito, Ecuador
- 34Academy of Scientific Research and Technology of the Arab Republic of Egypt, Egyptian Network of High Energy Physics, Cairo, Egypt
- 35Center for High Energy Physics (CHEP-FU), Fayoum University, El-Fayoum, Egypt
- 36National Institute of Chemical Physics and Biophysics, Tallinn, Estonia
- 37Department of Physics, University of Helsinki, Helsinki, Finland
- 38Helsinki Institute of Physics, Helsinki, Finland
- 39Lappeenranta-Lahti University of Technology, Lappeenranta, Finland
- 40IRFU, CEA, Université Paris-Saclay, Gif-sur-Yvette, France
- 41Laboratoire Leprince-Ringuet, CNRS/IN2P3, Ecole Polytechnique, Institut Polytechnique de Paris, Palaiseau, France
- 42Université de Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France
- 43Centre de Calcul de l’Institut National de Physique Nucleaire et de Physique des Particules, CNRS/IN2P3, Villeurbanne, France
- 44Institut de Physique des 2 Infinis de Lyon (IP2I), Villeurbanne, France
- 45Georgian Technical University, Tbilisi, Georgia
- 46RWTH Aachen University, I. Physikalisches Institut, Aachen, Germany
- 47RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany
- 48RWTH Aachen University, III. Physikalisches Institut B, Aachen, Germany
- 49Deutsches Elektronen-Synchrotron, Hamburg, Germany
- 50University of Hamburg, Hamburg, Germany
- 51Karlsruher Institut fuer Technologie, Karlsruhe, Germany
- 52Institute of Nuclear and Particle Physics (INPP), NCSR Demokritos, Aghia Paraskevi, Greece
- 53National and Kapodistrian University of Athens, Athens, Greece
- 54National Technical University of Athens, Athens, Greece
- 55University of Ioánnina, Ioánnina, Greece
- 56HUN-REN Wigner Research Centre for Physics, Budapest, Hungary
- 57MTA-ELTE Lendület CMS Particle and Nuclear Physics Group, Eötvös Loránd University, Budapest, Hungary
- 58Faculty of Informatics, University of Debrecen, Debrecen, Hungary
- 59HUN-REN ATOMKI-Institute of Nuclear Research, Debrecen, Hungary
- 60Karoly Robert Campus, MATE Institute of Technology, Gyongyos, Hungary
- 61Panjab University, Chandigarh, India
- 62University of Delhi, Delhi, India
- 63Indian Institute of Technology Mandi (IIT-Mandi), Himachal Pradesh, India
- 64University of Hyderabad, Hyderabad, India
- 65Indian Institute of Technology Kanpur, Kanpur, India
- 66Saha Institute of Nuclear Physics, HBNI, Kolkata, India
- 67Indian Institute of Technology Madras, Madras, India
- 68IISER Mohali, India, Mohali, India
- 69Tata Institute of Fundamental Research-A, Mumbai, India
- 70Tata Institute of Fundamental Research-B, Mumbai, India
- 71National Institute of Science Education and Research, An OCC of Homi Bhabha National Institute, Bhubaneswar, Odisha, India
- 72Indian Institute of Science Education and Research (IISER), Pune, India
- 73Indian Institute of Technology Hyderabad, Telangana, India
- 74Isfahan University of Technology, Isfahan, Iran
- 75Institute for Research in Fundamental Sciences (IPM), Tehran, Iran
- 76University College Dublin, Dublin, Ireland
- 77aINFN Sezione di Bari, Bari, Italy
- 77bUniversità di Bari , Bari, Italy
- 77cPolitecnico di Bari, Bari, Italy
- 78aINFN Sezione di Bologna, Bologna, Italy
- 78bUniversità di Bologna, Bologna, Italy
- 79aINFN Sezione di Catania, Catania, Italy
- 79bUniversità di Catania, Catania, Italy
- 80aINFN Sezione di Firenze, Firenze, Italy
- 80bUniversità di Firenze, Firenze, Italy
- 81INFN Laboratori Nazionali di Frascati, Frascati, Italy
- 82aINFN Sezione di Genova, Genova, Italy
- 82bUniversità di Genova, Genova, Italy
- 83aINFN Sezione di Milano-Bicocca, Milano, Italy
- 83bUniversità di Milano-Bicocca, Milano, Italy
- 84aINFN Sezione di Napoli, Napoli, Italy
- 84bUniversità di Napoli ’Federico II’ , Napoli, Italy
- 84cUniversità della Basilicata , Potenza, Italy
- 84dScuola Superiore Meridionale (SSM), Napoli, Italy
- 85aINFN Sezione di Padova, Padova, Italy
- 85bUniversità di Padova , Padova, Italy
- 85cUniversita degli Studi di Cagliari , Cagliari, Italy
- 86aINFN Sezione di Pavia, Pavia, Italy
- 86bUniversità di Pavia, Pavia, Italy
- 87aINFN Sezione di Perugia, Perugia, Italy
- 87bUniversità di Perugia, Perugia, Italy
- 88aINFN Sezione di Pisa, Pisa, Italy
- 88bUniversità di Pisa, Pisa, Italy
- 88cScuola Normale Superiore di Pisa, Pisa, Italy
- 88dUniversità di Siena, Siena, Italy
- 89aINFN Sezione di Roma, Roma, Italy
- 89bSapienza Università di Roma, Roma, Italy
- 90aINFN Sezione di Torino, Torino, Italy
- 90bUniversità di Torino, Torino, Italy
- 90cUniversità del Piemonte Orientale, Novara, Italy
- 91aINFN Sezione di Trieste, Trieste, Italy
- 91bUniversità di Trieste , Trieste, Italy
- 92Kyungpook National University, Daegu, Korea
- 93Department of Mathematics and Physics-GWNU, Gangneung, Korea
- 94Chonnam National University, Institute for Universe and Elementary Particles, Kwangju, Korea
- 95Hanyang University, Seoul, Korea
- 96Korea University, Seoul, Korea
- 97Kyung Hee University, Department of Physics, Seoul, Korea
- 98Sejong University, Seoul, Korea
- 99Seoul National University, Seoul, Korea
- 100University of Seoul, Seoul, Korea
- 101Yonsei University, Department of Physics, Seoul, Korea
- 102Sungkyunkwan University, Suwon, Korea
- 103College of Engineering and Technology, American University of the Middle East (AUM), Dasman, Kuwait
- 104Kuwait University-College of Science-Department of Physics, Safat, Kuwait
- 105Riga Technical University, Riga, Latvia
- 106University of Latvia (LU), Riga, Latvia
- 107Vilnius University, Vilnius, Lithuania
- 108National Centre for Particle Physics, Universiti Malaya, Kuala Lumpur, Malaysia
- 109Universidad de Sonora (UNISON), Hermosillo, Mexico
- 110Centro de Investigacion y de Estudios Avanzados del IPN, Mexico City, Mexico
- 111Universidad Iberoamericana, Mexico City, Mexico
- 112Benemerita Universidad Autonoma de Puebla, Puebla, Mexico
- 113University of Montenegro, Podgorica, Montenegro
- 114University of Canterbury, Christchurch, New Zealand
- 115National Centre for Physics, Quaid-I-Azam University, Islamabad, Pakistan
- 116AGH University of Krakow, Krakow, Poland
- 117National Centre for Nuclear Research, Swierk, Poland
- 118Institute of Experimental Physics, Faculty of Physics, University of Warsaw, Warsaw, Poland
- 119Warsaw University of Technology, Warsaw, Poland
- 120Laboratório de Instrumentação e Física Experimental de Partículas, Lisboa, Portugal
- 121Faculty of Physics, University of Belgrade, Belgrade, Serbia
- 122VINCA Institute of Nuclear Sciences, University of Belgrade, Belgrade, Serbia
- 123Centro de Investigaciones Energéticas Medioambientales y Tecnológicas (CIEMAT), Madrid, Spain
- 124Universidad Autónoma de Madrid, Madrid, Spain
- 125Universidad de Oviedo, Instituto Universitario de Ciencias y Tecnologías Espaciales de Asturias (ICTEA), Oviedo, Spain
- 126Instituto de Física de Cantabria (IFCA), CSIC-Universidad de Cantabria, Santander, Spain
- 127University of Colombo, Colombo, Sri Lanka
- 128University of Ruhuna, Department of Physics, Matara, Sri Lanka
- 129CERN, European Organization for Nuclear Research, Geneva, Switzerland
- 130PSI Center for Neutron and Muon Sciences, Villigen, Switzerland
- 131ETH Zurich-Institute for Particle Physics and Astrophysics (IPA), Zurich, Switzerland
- 132Universität Zürich, Zurich, Switzerland
- 133National Central University, Chung-Li, Taiwan
- 134National Taiwan University (NTU), Taipei, Taiwan
- 135High Energy Physics Research Unit, Department of Physics, Faculty of Science, Chulalongkorn University, Bangkok, Thailand
- 136Tunis El Manar University, Tunis, Tunisia
- 137Çukurova University, Physics Department, Science and Art Faculty, Adana, Turkey
- 138Hacettepe University, Ankara, Turkey
- 139Middle East Technical University, Physics Department, Ankara, Turkey
- 140Bogazici University, Istanbul, Turkey
- 141Istanbul Technical University, Istanbul, Turkey
- 142Istanbul University, Istanbul, Turkey
- 143Yildiz Technical University, Istanbul, Turkey
- 144Institute for Scintillation Materials of National Academy of Science of Ukraine, Kharkiv, Ukraine
- 145National Science Centre, Kharkiv Institute of Physics and Technology, Kharkiv, Ukraine
- 146University of Bristol, Bristol, United Kingdom
- 147Rutherford Appleton Laboratory, Didcot, United Kingdom
- 148Imperial College, London, United Kingdom
- 149Brunel University, Uxbridge, United Kingdom
- 150Baylor University, Waco, Texas, USA
- 151Bethel University, St. Paul, Minnesota, USA
- 152Catholic University of America, Washington, DC, USA
- 153The University of Alabama, Tuscaloosa, Alabama, USA
- 154Boston University, Boston, Massachusetts, USA
- 155Brown University, Providence, Rhode Island, USA
- 156University of California, Davis, Davis, California, USA
- 157University of California, Los Angeles, California, USA
- 158University of California, Riverside, Riverside, California, USA
- 159University of California, San Diego, La Jolla, California, USA
- 160University of California, Santa Barbara-Department of Physics, Santa Barbara, California, USA
- 161California Institute of Technology, Pasadena, California, USA
- 162Carnegie Mellon University, Pittsburgh, Pennsylvania, USA
- 163University of Colorado Boulder, Boulder, Colorado, USA
- 164Cornell University, Ithaca, New York, USA
- 165Fermi National Accelerator Laboratory, Batavia, Illinois, USA
- 166University of Florida, Gainesville, Florida, USA
- 167Florida State University, Tallahassee, Florida, USA
- 168Florida Institute of Technology, Melbourne, Florida, USA
- 169University of Illinois Chicago, Chicago, Illinois, USA
- 170The University of Iowa, Iowa City, Iowa, USA
- 171Johns Hopkins University, Baltimore, Maryland, USA
- 172The University of Kansas, Lawrence, Kansas, USA
- 173Kansas State University, Manhattan, Kansas, USA
- 174University of Maryland, College Park, Maryland, USA
- 175Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
- 176University of Minnesota, Minneapolis, Minnesota, USA
- 177University of Nebraska-Lincoln, Lincoln, Nebraska, USA
- 178State University of New York at Buffalo, Buffalo, New York, USA
- 179Northeastern University, Boston, Massachusetts, USA
- 180Northwestern University, Evanston, Illinois, USA
- 181University of Notre Dame, Notre Dame, Indiana, USA
- 182The Ohio State University, Columbus, Ohio, USA
- 183Princeton University, Princeton, New Jersey, USA
- 184University of Puerto Rico, Mayaguez, Puerto Rico, USA
- 185Purdue University, West Lafayette, Indiana, USA
- 186Purdue University Northwest, Hammond, Indiana, USA
- 187Rice University, Houston, Texas, USA
- 188University of Rochester, Rochester, New York, USA
- 189Rutgers, The State University of New Jersey, Piscataway, New Jersey, USA
- 190University of Tennessee, Knoxville, Tennessee, USA
- 191Texas A&M University, College Station, Texas, USA
- 192Texas Tech University, Lubbock, Texas, USA
- 193Vanderbilt University, Nashville, Tennessee, USA
- 194University of Virginia, Charlottesville, Virginia, USA
- 195Wayne State University, Detroit, Michigan, USA
- 196University of Wisconsin-Madison, Madison, Wisconsin, USA
- 197An institute or international laboratory covered by a cooperation agreement with CERN
- 198An institute formerly covered by a cooperation agreement with CERN
- *Full author list given at the end of the article.
- aDeceased.
- bAlso at Yerevan State University, Yerevan, Armenia.
- cAlso at TU Wien, Vienna, Austria.
- dAlso at Ghent University, Ghent, Belgium.
- eAlso at FACAMP-Faculdades de Campinas, Sao Paulo, Brazil.
- fAlso at Universidade do Estado do Rio de Janeiro, Rio de Janeiro, Brazil.
- gAlso at Universidade Estadual de Campinas, Campinas, Brazil.
- hAlso at Federal University of Rio Grande do Sul, Porto Alegre, Brazil.
- iAlso at The University of the State of Amazonas, Manaus, Brazil.
- jAlso at University of Chinese Academy of Sciences, Beijing, China.
- kAlso at China Center of Advanced Science and Technology, Beijing, China.
- lAlso at University of Chinese Academy of Sciences, Beijing, China.
- mAlso at School of Physics, Zhengzhou University, Zhengzhou, China.
- nAlso at Henan Normal University, Xinxiang, China.
- oAlso at University of Shanghai for Science and Technology, Shanghai, China.
- pAlso at The University of Iowa, Iowa City, Iowa, USA.
- qAlso at Center for High Energy Physics, Peking University, Beijing, China.
- rAlso at British University in Egypt, Cairo, Egypt.
- sAlso at Cairo University, Cairo, Egypt.
- tAlso at Purdue University, West Lafayette, Indiana, USA.
- uAlso at Université de Haute Alsace, Mulhouse, France.
- vAlso at Ilia State University, Tbilisi, Georgia.
- wAlso at Another institute or international laboratory covered by a cooperation agreement with CERN.
- xAlso at University of Hamburg, Hamburg, Germany.
- yAlso at RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany.
- zAlso at Bergische University Wuppertal (BUW), Wuppertal, Germany.
- aaAlso at Brandenburg University of Technology, Cottbus, Germany.
- bbAlso at Forschungszentrum Jülich, Juelich, Germany.
- ccAlso at CERN, European Organization for Nuclear Research, Geneva, Switzerland.
- ddAlso at HUN-REN ATOMKI-Institute of Nuclear Research, Debrecen, Hungary.
- eeAlso at Universitatea Babes-Bolyai-Facultatea de Fizica, Cluj-Napoca, Romania.
- ffAlso at MTA-ELTE Lendület CMS Particle and Nuclear Physics Group, Eötvös Loránd University, Budapest, Hungary.
- ggAlso at HUN-REN Wigner Research Centre for Physics, Budapest, Hungary.
- hhAlso at Physics Department, Faculty of Science, Assiut University, Assiut, Egypt.
- iiAlso at The University of Kansas, Lawrence, Kansas, USA.
- jjAlso at Punjab Agricultural University, Ludhiana, India.
- kkAlso at University of Hyderabad, Hyderabad, India.
- llAlso at Indian Institute of Science (IISc), Bangalore, India.
- mmAlso at University of Visva-Bharati, Santiniketan, India.
- nnAlso at IIT Bhubaneswar, Bhubaneswar, India.
- ooAlso at Institute of Physics, Bhubaneswar, India.
- ppAlso at Deutsches Elektronen-Synchrotron, Hamburg, Germany.
- qqAlso at Isfahan University of Technology, Isfahan, Iran.
- rrAlso at Sharif University of Technology, Tehran, Iran.
- ssAlso at Department of Physics, University of Science and Technology of Mazandaran, Behshahr, Iran.
- ttAlso at Department of Physics, Faculty of Science, Arak University, ARAK, Iran.
- uuAlso at Helwan University, Cairo, Egypt.
- vvAlso at Italian National Agency for New Technologies, Energy and Sustainable Economic Development, Bologna, Italy.
- wwAlso at Centro Siciliano di Fisica Nucleare e di Struttura Della Materia, Catania, Italy.
- xxAlso at Università degli Studi Guglielmo Marconi, Roma, Italy.
- yyAlso at Scuola Superiore Meridionale, Università di Napoli ’Federico II’, Napoli, Italy.
- zzAlso at Fermi National Accelerator Laboratory, Batavia, Illinois, USA.
- aaaAlso at Lulea University of Technology, Lulea, Sweden.
- bbbAlso at Consiglio Nazionale delle Ricerche-Istituto Officina dei Materiali, Perugia, Italy.
- cccAlso at UPES-University of Petroleum and Energy Studies, Dehradun, India.
- dddAlso at Institut de Physique des 2 Infinis de Lyon (IP2I), Villeurbanne, France.
- eeeAlso at Department of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Malaysia.
- fffAlso at Trincomalee Campus, Eastern University, Sri Lanka, Nilaveli, Sri Lanka.
- gggAlso at Saegis Campus, Nugegoda, Sri Lanka.
- hhhAlso at National and Kapodistrian University of Athens, Athens, Greece.
- iiiAlso at Ecole Polytechnique Fédérale Lausanne, Lausanne, Switzerland.
- jjjAlso at Universität Zürich, Zurich, Switzerland.
- kkkAlso at Stefan Meyer Institute for Subatomic Physics, Vienna, Austria.
- lllAlso at Near East University, Research Center of Experimental Health Science, Mersin, Turkey.
- mmmAlso at Konya Technical University, Konya, Turkey.
- nnnAlso at Izmir Bakircay University, Izmir, Turkey.
- oooAlso at Adiyaman University, Adiyaman, Turkey.
- pppAlso at Bozok Universitetesi Rektörlügü, Yozgat, Turkey.
- qqqAlso at Istanbul Sabahattin Zaim University, Istanbul, Turkey.
- rrrAlso at Marmara University, Istanbul, Turkey.
- sssAlso at Milli Savunma University, Istanbul, Turkey.
- tttAlso at Informatics and Information Security Research Center, Gebze/Kocaeli, Turkey.
- uuuAlso at Kafkas University, Kars, Turkey.
- vvvAlso at Istanbul Okan University, Istanbul, Turkey.
- wwwAlso at Istanbul University-Cerrahpasa, Faculty of Engineering, Istanbul, Turkey.
- xxxAlso at Istinye University, Istanbul, Turkey.
- yyyAlso at Yildiz Technical University, Istanbul, Turkey.
- zzzAlso at School of Physics and Astronomy, University of Southampton, Southampton, United Kingdom.
- aaaaAlso at Monash University, Faculty of Science, Clayton, Australia.
- bbbbAlso at Università di Torino, Torino, Italy.
- ccccAlso at Karamanoğlu Mehmetbey University, Karaman, Turkey.
- ddddAlso at California Lutheran University, Thousand Oaks, California, USA.
- eeeeAlso at California Institute of Technology, Pasadena, California, USA.
- ffffAlso at United States Naval Academy, Annapolis, Maryland, USA.
- ggggAlso at Bingol University, Bingol, Turkey.
- hhhhAlso at Georgian Technical University, Tbilisi, Georgia.
- iiiiAlso at Sinop University, Sinop, Turkey.
- jjjjAlso at Erciyes University, Kayseri, Turkey.
- kkkkAlso at Horia Hulubei National Institute of Physics and Nuclear Engineering (IFIN-HH), Bucharest, Romania.
- llllAlso at Another institute formerly covered by a cooperation agreement with CERN.
- mmmmAlso at Hamad Bin Khalifa University (HBKU), Doha, Qatar.
- nnnnAlso at Yerevan Physics Institute, Yerevan, Armenia.
- ooooAlso at Imperial College, London, United Kingdom.
Phys. Rev. D 114, 052004 – Published 4 September, 2026
DOI: https://doi.org/10.1103/hb72-vjj6
Abstract
A new technique is developed to identify dielectrons () with Lorentz boost that produce one single merged cluster in the electromagnetic calorimeter of the CMS detector. The identification uses two multivariate models: one for the case where both electron tracks are reconstructed, and another where only one of the tracks is reconstructed. The efficiency is determined using proton-proton collision data collected at a center-of-mass energy of 13 TeV. Boosted mesons decaying into pairs are used to estimate the efficiency of the model with two tracks, yielding an overall efficiency of 80%. The events, where the photon converts into a collimated dielectron, are used for the model with a single track, yielding an efficiency of about 60%. A dedicated energy correction for dielectron candidates is also developed using data.
Physics Subject Headings (PhySH)
Article Text
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