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Measurement of D0 Meson Photoproduction in Ultraperipheral Heavy Ion Collisions

V. Chekhovsky1, A. Hayrapetyan1, V. Makarenko1, A. Tumasyan1,b, W. Adam2, J. W. Andrejkovic2, L. Benato2, T. Bergauer2, K. Damanakis2 et al. (CMS Collaboration)

K. Damanakis2, M. Dragicevic2, C. Giordano2, P. S. Hussain2, M. Jeitler2,c, N. Krammer2, A. Li2, D. Liko2, I. Mikulec2, J. Schieck2,c, R. Schöfbeck2,c, D. Schwarz2, M. Shooshtari2, M. Sonawane2, W. Waltenberger2, C.-E. Wulz2,c, T. Janssen3, H. Kwon3, T. Van Laer3, P. Van Mechelen3, J. Bierkens4, N. Breugelmans4, J. D’Hondt4, S. Dansana4, A. De Moor4, M. Delcourt4, F. Heyen4, Y. Hong4, 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, L. Lambrecht6, D. Marckx6, K. Skovpen6, 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, A. Giammanco7, A. O. Guzel7, Sa. Jain7, V. Lemaitre7, J. Lidrych7, P. Mastrapasqua7, S. Turkcapar7, G. A. Alves8, E. Coelho8, G. Correia Silva8, C. Hensel8, T. Menezes De Oliveira8, C. Mora Herrera8,e, P. Rebello Teles8, M. Soeiro8, E. J. Tonelli Manganote8,f, A. Vilela Pereira8,e, W. L. Aldá Júnior9, M. Barroso Ferreira Filho9, 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, C. A. Bernardes10,h, L. Calligaris10, 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, R. Hadjiiska11, P. Iaydjiev11, M. Misheva11, M. Shopova11, G. Sultanov11, A. Dimitrov12, L. Litov12, B. Pavlov12, P. Petkov12, A. Petrov12, E. Shumka12, S. Keshri13, D. Laroze13, S. Thakur13, T. Cheng14, T. Javaid14, L. Yuan14, Z. Hu15, Z. Liang15, J. Liu15, G. M. Chen16,i, H. S. Chen16,i, M. Chen16,i, Q. Hou16, F. Iemmi16, C. H. Jiang16, A. Kapoor16,j, H. Liao16, Z.-A. Liu16,k, R. Sharma16,l, J. N. Song16,k, J. Tao16, C. Wang16,i, J. Wang16, H. Zhang16, J. Zhao16, A. Agapitos17, Y. Ban17, A. Carvalho Antunes De Oliveira17, S. Deng17, B. Guo17, Q. Guo17, C. Jiang17, A. Levin17, C. Li17, Q. Li17, Y. Mao17, S. Qian17, S. J. Qian17, X. Qin17, X. Sun17, D. Wang17, H. Yang17, Y. Zhao17, C. Zhou17, S. Yang18, Z. You19, K. Jaffel20, N. Lu20, G. Bauer21,m, B. Li21,n, H. Wang21, K. Yi21,o, J. Zhang21, Y. Li22, Z. Lin23, C. Lu23, M. Xiao23,p, C. Avila24, D. A. Barbosa Trujillo24, A. Cabrera24, C. Florez24, J. Fraga24, J. A. Reyes Vega24, J. Jaramillo25, C. Rendón25, M. Rodriguez25, A. A. Ruales Barbosa25, J. D. Ruiz Alvarez25, N. Godinovic26, D. Lelas26, A. Sculac26, M. Kovac27, A. Petkovic27, T. Sculac27, P. Bargassa28, V. Brigljevic28, B. K. Chitroda28, D. Ferencek28, K. Jakovcic28, A. Starodumov28, T. Susa28, A. Attikis29, K. Christoforou29, A. Hadjiagapiou29, C. Leonidou29, J. Mousa29, C. Nicolaou29, L. Paizanos29, F. Ptochos29, P. A. Razis29, H. Rykaczewski29, H. Saka29, A. Stepennov29, M. Finger30, M. Finger, Jr.30, A. Kveton30, E. Ayala31, E. Carrera Jarrin32, A. A. Abdelalim33,q,r, S. Elgammal33,s, A. Ellithi Kamel33,t, M. Abdullah Al-Mashad34, A. Hussein34, M. A. Mahmoud34, K. Ehataht35, M. Kadastik35, T. Lange35, C. Nielsen35, J. Pata35, M. Raidal35, L. Tani35, C. Veelken35, K. Osterberg36, M. Voutilainen36, N. Bin Norjoharuddeen37, E. Brücken37, F. Garcia37, P. Inkaew37, K. T. S. Kallonen37, T. Lampén37, K. Lassila-Perini37, S. Lehti37, T. Lindén37, N. R. Mancilla Xinto37, M. Myllymäki37, M. m. Rantanen37, S. Saariokari37, J. Tuominiemi37, H. Kirschenmann38, P. Luukka38, H. Petrow38, M. Besancon39, F. Couderc39, M. Dejardin39, D. Denegri39, J. L. Faure39, F. Ferri39, S. Ganjour39, P. Gras39, G. Hamel de Monchenault39, M. Kumar39, V. Lohezic39, J. Malcles39, F. Orlandi39, L. Portales39, S. Ronchi39, A. Rosowsky39, M. Ö. Sahin39, A. Savoy-Navarro39,u, P. Simkina39, M. Titov39, M. Tornago39, F. Beaudette40, G. Boldrini40, P. Busson40, C. Charlot40, M. Chiusi40, T. D. Cuisset40, F. Damas40, O. Davignon40, A. De Wit40, I. T. Ehle40, B. A. Fontana Santos Alves40, S. Ghosh40, A. Gilbert40, R. Granier de Cassagnac40, L. Kalipoliti40, G. Liu40, M. Manoni40, M. Nguyen40, S. Obraztsov40, C. Ochando40, R. Salerno40, J. B. Sauvan40, Y. Sirois40, G. Sokmen40, L. Urda Gómez40, A. Zabi40, A. Zghiche40, J.-L. Agram41,v, J. Andrea41, D. Bloch41, J.-M. Brom41, E. C. Chabert41, C. Collard41, S. Falke41, U. Goerlach41, R. Haeberle41, A.-C. Le Bihan41, M. Meena41, O. Poncet41, G. Saha41, M. A. Sessini41, P. Vaucelle41, A. Di Florio42, D. Amram43, S. Beauceron43, B. Blancon43, G. Boudoul43, N. Chanon43, D. Contardo43, P. Depasse43, C. Dozen43,w, H. El Mamouni43, J. Fay43, S. Gascon43, M. Gouzevitch43, C. Greenberg43, G. Grenier43, B. Ille43, E. Jourd‘huy43, I. B. Laktineh43, M. Lethuillier43, L. Mirabito43, S. Perries43, A. Purohit43, M. Vander Donckt43, J. Xiao43, D. Chokheli44, I. Lomidze44, Z. Tsamalaidze44,x, V. Botta45, S. Consuegra Rodríguez45, L. Feld45, K. Klein45, M. Lipinski45, D. Meuser45, V. Oppenländer45, A. Pauls45, D. Pérez Adán45, N. Röwert45, M. Teroerde45, C. Daumann46, S. Diekmann46, A. Dodonova46, N. Eich46, D. Eliseev46, F. Engelke46, J. Erdmann46, M. Erdmann46, B. Fischer46, T. Hebbeker46, K. Hoepfner46, F. Ivone46, A. Jung46, N. Kumar46, M. y. Lee46, F. Mausolf46, M. Merschmeyer46, A. Meyer46, F. Nowotny46, A. Pozdnyakov46, Y. Rath46, W. Redjeb46, F. Rehm46, H. Reithler46, V. Sarkisovi46, A. Schmidt46, C. Seth46, A. Sharma46, J. L. Spah46, F. Torres Da Silva De Araujo46,y, S. Wiedenbeck46, S. Zaleski46, C. Dziwok47, G. Flügge47, T. Kress47, A. Nowack47, O. Pooth47, A. Stahl47, T. Ziemons47, A. Zotz47, H. Aarup Petersen48, M. Aldaya Martin48, J. Alimena48, S. Amoroso48, Y. An48, J. Bach48, S. Baxter48, M. Bayatmakou48, H. Becerril Gonzalez48, O. Behnke48, A. Belvedere48, F. Blekman48,z, K. Borras48,aa, A. Campbell48, S. Chatterjee48, F. Colombina48, M. De Silva48, G. Eckerlin48, D. Eckstein48, E. Gallo48,z, A. Geiser48, V. Guglielmi48, M. Guthoff48, A. Hinzmann48, L. Jeppe48, B. Kaech48, M. Kasemann48, C. Kleinwort48, R. Kogler48, M. Komm48, D. Krücker48, W. Lange48, D. Leyva Pernia48, K. Lipka48,bb, W. Lohmann48,cc, F. Lorkowski48, R. Mankel48, I.-A. Melzer-Pellmann48, M. Mendizabal Morentin48, A. B. Meyer48, G. Milella48, K. Moral Figueroa48, A. Mussgiller48, L. P. Nair48, J. Niedziela48, A. Nürnberg48, J. Park48, E. Ranken48, A. Raspereza48, D. Rastorguev48, L. Rygaard48, M. Scham48,aa,dd, S. Schnake48,aa, P. Schütze48, C. Schwanenberger48,z, D. Selivanova48, K. Sharko48, M. Shchedrolosiev48, D. Stafford48, F. Vazzoler48, A. Ventura Barroso48, R. Walsh48, D. Wang48, Q. Wang48, K. Wichmann48, L. Wiens48,aa, C. Wissing48, Y. Yang48, S. Zakharov48, A. Zimermmane Castro Santos48, A. Albrecht49, M. Antonello49, S. Bollweg49, M. Bonanomi49, K. El Morabit49, Y. Fischer49, M. Frahm49, E. Garutti49, A. Grohsjean49, J. Haller49, D. Hundhausen49, H. R. Jabusch49, G. Kasieczka49, P. Keicher49, R. Klanner49, W. Korcari49, T. Kramer49, C. c. Kuo49, V. Kutzner49, F. Labe49, J. Lange49, A. Lobanov49, C. Matthies49, L. Moureaux49, M. Mrowietz49, A. Nigamova49, K. Nikolopoulos49, Y. Nissan49, A. Paasch49, K. J. Pena Rodriguez49, T. Quadfasel49, B. Raciti49, M. Rieger49, D. Savoiu49, J. Schindler49, P. Schleper49, M. Schröder49, J. Schwandt49, M. Sommerhalder49, H. Stadie49, G. Steinbrück49, A. Tews49, R. Ward49, B. Wiederspan49, M. Wolf49, S. Brommer50, E. Butz50, Y. M. Chen50, T. Chwalek50, A. Dierlamm50, G. G. Dincer50, U. Elicabuk50, N. Faltermann50, M. Giffels50, A. Gottmann50, F. Hartmann50,ee, R. Hofsaess50, M. Horzela50, U. Husemann50, J. Kieseler50, M. Klute50, O. Lavoryk50, J. M. Lawhorn50, M. Link50, A. Lintuluoto50, S. Maier50, M. Mormile50, Th. Müller50, M. Neukum50, M. Oh50, E. Pfeffer50, M. Presilla50, G. Quast50, K. Rabbertz50, B. Regnery50, R. Schmieder50, N. Shadskiy50, I. Shvetsov50, H. J. Simonis50, L. Sowa50, L. Stockmeier50, K. Tauqeer50, M. Toms50, B. Topko50, N. Trevisani50, T. Voigtländer50, R. F. Von Cube50, J. Von Den Driesch50, M. Wassmer50, S. Wieland50, F. Wittig50, R. Wolf50, W. D. Zeuner50, X. Zuo50, G. Anagnostou51, G. Daskalakis51, A. Kyriakis51, A. Papadopoulos51,ee, A. Stakia51, G. Melachroinos52, Z. Painesis52, I. Paraskevas52, N. Saoulidou52, K. Theofilatos52, E. Tziaferi52, K. Vellidis52, I. Zisopoulos52, T. Chatzistavrou53, G. Karapostoli53, K. Kousouris53, E. Siamarkou53, G. Tsipolitis53, I. Bestintzanos54, I. Evangelou54, C. Foudas54, C. Kamtsikis54, P. Katsoulis54, P. Kokkas54, P. G. Kosmoglou Kioseoglou54, N. Manthos54, I. Papadopoulos54, J. Strologas54, D. Druzhkin55, C. Hajdu55, D. Horvath55,ff,gg, K. Márton55, A. J. Rádl55,hh, F. Sikler55, V. Veszpremi55, M. Csanád56, K. Farkas56, A. Fehérkuti56,ii, M. M. A. Gadallah56,jj, Á. Kadlecsik56, B. Cs. Kovács56, G. Pásztor56, G. I. Veres56, B. Ujvari57, G. Zilizi57, G. Bencze58, S. Czellar58, J. Molnar58, Z. Szillasi58, T. Csorgo59,ii, F. Nemes59,ii, T. Novak59, S. Bansal60, S. B. Beri60, V. Bhatnagar60, G. Chaudhary60, S. Chauhan60, N. Dhingra60,kk, A. Kaur60, A. Kaur60, H. Kaur60, M. Kaur60, S. Kumar60, T. Sheokand60, J. B. Singh60, A. Singla60, A. Bhardwaj61, A. Chhetri61, B. C. Choudhary61, A. Kumar61, A. Kumar61, M. Naimuddin61, K. Ranjan61, M. K. Saini61, S. Saumya61, S. Mukherjee62, S. Baradia63, S. Barman63,ll, S. Bhattacharya63, S. Das Gupta63, S. Dutta63, S. Dutta63, S. Sarkar63, M. M. Ameen64, P. K. Behera64, S. C. Behera64, S. Chatterjee64, G. Dash64, A. Dattamunsi64, P. Jana64, P. Kalbhor64, S. Kamble64, J. R. Komaragiri64,mm, D. Kumar64,mm, T. Mishra64, B. Parida64,nn, P. R. Pujahari64, N. R. Saha64, A. K. Sikdar64, R. K. Singh64, P. Verma64, S. Verma64, A. Vijay64, L. Bhatt65, S. Dugad65, G. B. Mohanty65, M. Shelake65, P. Suryadevara65, A. Bala66, S. Banerjee66, S. Bhowmik66,oo, R. M. Chatterjee66, M. Guchait66, Sh. Jain66, A. Jaiswal66, B. M. Joshi66, S. Kumar66, G. Majumder66, K. Mazumdar66, S. Parolia66, A. Thachayath66, S. Bahinipati67,pp, D. Maity67,qq, P. Mal67, K. Naskar67,qq, A. Nayak67,qq, S. Nayak67, K. Pal67, R. Raturi67, P. Sadangi67, S. K. Swain67, S. Varghese67,qq, D. Vats67,qq, S. Acharya68,rr, A. Alpana68, S. Dube68, B. Gomber68,rr, P. Hazarika68, B. Kansal68, A. Laha68, B. Sahu68,rr, R. Sharma68, S. Sharma68, K. Y. Vaish68, H. Bakhshiansohi69,ss, A. Jafari69,tt, M. Zeinali69,uu, S. Bashiri70, S. Chenarani70,vv, S. M. Etesami70, Y. Hosseini70, M. Khakzad70, E. Khazaie70, M. Mohammadi Najafabadi70, S. Tizchang70,ww, M. Felcini71, M. Grunewald71, M. Abbrescia72a,72b, M. Barbieri72a,72b, M. Buonsante72a,72b, A. Colaleo72a,72b, D. Creanza72a,72c, B. D’Anzi72a,72b, N. De Filippis72a,72c, M. De Palma72a,72b, W. Elmetenawee72a,72b,q, N. Ferrara72a,72b, L. Fiore72a, G. Iaselli72a,72c, L. Longo72a, M. Louka72a,72b, G. Maggi72a,72c, M. Maggi72a, I. Margjeka72a, V. Mastrapasqua72a,72b, S. My72a,72b, S. Nuzzo72a,72b, A. Pellecchia72a,72b, A. Pompili72a,72b, G. Pugliese72a,72c, R. Radogna72a,72b, D. Ramos72a, A. Ranieri72a, L. Silvestris72a, F. M. Simone72a,72c, Ü. Sözbilir72a, A. Stamerra72a,72b, D. Troiano72a,72b, R. Venditti72a,72b, P. Verwilligen72a, A. Zaza72a,72b, G. Abbiendi73a, C. Battilana73a,73b, D. Bonacorsi73a,73b, P. Capiluppi73a,73b, A. Castro73a,73b,a, F. R. Cavallo73a, M. Cuffiani73a,73b, G. M. Dallavalle73a, T. Diotalevi73a,73b, F. Fabbri73a, A. Fanfani73a,73b, D. Fasanella73a, P. Giacomelli73a, L. Giommi73a,73b, C. Grandi73a, L. Guiducci73a,73b, S. Lo Meo73a,xx, M. Lorusso73a,73b, L. Lunerti73a, S. Marcellini73a, G. Masetti73a, F. L. Navarria73a,73b, G. Paggi73a,73b, A. Perrotta73a, F. Primavera73a,73b, A. M. Rossi73a,73b, S. Rossi Tisbeni73a,73b, T. Rovelli73a,73b, G. P. Siroli73a,73b, S. Costa74a,74b,yy, A. Di Mattia74a, A. Lapertosa74a, R. Potenza74a,74b, A. Tricomi74a,74b,yy, J. Altork75a,75b, P. Assiouras75a, G. Barbagli75a, G. Bardelli75a, M. Bartolini75a,75b, A. Calandri75a,75b, B. Camaiani75a,75b, A. Cassese75a, R. Ceccarelli75a, V. Ciulli75a,75b, C. Civinini75a, R. D’Alessandro75a,75b, L. Damenti75a,75b, E. Focardi75a,75b, T. Kello75a, G. Latino75a,75b, P. Lenzi75a,75b, M. Lizzo75a, M. Meschini75a, S. Paoletti75a, A. Papanastassiou75a,75b, G. Sguazzoni75a, L. Viliani75a, L. Benussi76, S. Bianco76, S. Meola76,zz, D. Piccolo76, M. Alves Gallo Pereira77a, F. Ferro77a, E. Robutti77a, S. Tosi77a,77b, A. Benaglia78a, F. Brivio78a, F. Cetorelli78a,78b, F. De Guio78a,78b, M. E. Dinardo78a,78b, P. Dini78a, S. Gennai78a, R. Gerosa78a,78b, A. Ghezzi78a,78b, P. Govoni78a,78b, L. Guzzi78a, G. Lavizzari78a,78b, M. T. Lucchini78a,78b, M. Malberti78a, S. Malvezzi78a, A. Massironi78a, D. Menasce78a, L. Moroni78a, M. Paganoni78a,78b, S. Palluotto78a,78b, D. Pedrini78a, A. Perego78a,78b, B. S. Pinolini78a, G. Pizzati78a,78b, S. Ragazzi78a,78b, T. Tabarelli de Fatis78a,78b, S. Buontempo79a, A. Cagnotta79a,79b, F. Carnevali79a,79b, N. Cavallo79a,79c, C. Di Fraia79a,79b, F. Fabozzi79a,79c, L. Favilla79a,79d, A. O. M. Iorio79a,79b, L. Lista79a,79b,aaa, P. Paolucci79a,ee, B. Rossi79a, R. Ardino80a, P. Azzi80a, N. Bacchetta80a,bbb, A. Bergnoli80a, D. Bisello80a,80b, P. Bortignon80a, G. Bortolato80a,80b, A. C. M. Bulla80a, R. Carlin80a,80b, P. Checchia80a, T. Dorigo80a,ccc, F. Gasparini80a,80b, U. Gasparini80a,80b, S. Giorgetti80a, E. Lusiani80a, M. Margoni80a,80b, A. T. Meneguzzo80a,80b, J. Pazzini80a,80b, P. Ronchese80a,80b, R. Rossin80a,80b, F. Simonetto80a,80b, M. Tosi80a,80b, A. Triossi80a,80b, S. Ventura80a, P. Zotto80a,80b, A. Zucchetta80a,80b, G. Zumerle80a,80b, A. Braghieri81a, S. Calzaferri81a, D. Fiorina81a, P. Montagna81a,81b, M. Pelliccioni81a, V. Re81a, C. Riccardi81a,81b, P. Salvini81a, I. Vai81a,81b, P. Vitulo81a,81b, S. Ajmal82a,82b, M. E. Ascioti82a,82b, G. M. Bilei82a, C. Carrivale82a,82b, D. Ciangottini82a,82b, L. Della Penna82a, L. Fanò82a,82b, V. Mariani82a,82b, M. Menichelli82a, F. Moscatelli82a,ddd, A. Rossi82a,82b, A. Santocchia82a,82b, D. Spiga82a, T. Tedeschi82a,82b, C. Aimè83a,83b, C. A. Alexe83a,83c, P. Asenov83a,83b, P. Azzurri83a, G. Bagliesi83a, R. Bhattacharya83a, L. Bianchini83a,83b, T. Boccali83a, E. Bossini83a, D. Bruschini83a,83c, R. Castaldi83a, F. Cattafesta83a,83c, M. A. Ciocci83a,83b, M. Cipriani83a,83b, V. D’Amante83a,83d, R. Dell’Orso83a, S. Donato83a,83b, R. Forti83a,83b, A. Giassi83a, F. Ligabue83a,83c, A. C. Marini83a,83b, D. Matos Figueiredo83a, A. Messineo83a,83b, S. Mishra83a, V. K. Muraleedharan Nair Bindhu83a,83b, M. Musich83a,83b, S. Nandan83a, F. Palla83a, M. Riggirello83a,83c, A. Rizzi83a,83b, G. Rolandi83a,83c, S. Roy Chowdhury83a,oo, T. Sarkar83a, A. Scribano83a, P. Spagnolo83a, F. Tenchini83a,83b, R. Tenchini83a, G. Tonelli83a,83b, N. Turini83a,83d, F. Vaselli83a,83c, A. Venturi83a, P. G. Verdini83a, P. Akrap84a,84b, C. Basile84a,84b, F. Cavallari84a, L. Cunqueiro Mendez84a,84b, F. De Riggi84a,84b, D. Del Re84a,84b, E. Di Marco84a,84b, M. Diemoz84a, F. Errico84a,84b, L. Frosina84a,84b, R. Gargiulo84a,84b, B. Harikrishnan84a,84b, F. Lombardi84a,84b, E. Longo84a,84b, L. Martikainen84a,84b, J. Mijuskovic84a,84b, G. Organtini84a,84b, N. Palmeri84a,84b, F. Pandolfi84a, R. Paramatti84a,84b, C. Quaranta84a,84b, S. Rahatlou84a,84b, C. Rovelli84a, F. Santanastasio84a,84b, L. Soffi84a, V. Vladimirov84a,84b, N. Amapane85a,85b, R. Arcidiacono85a,85c, S. Argiro85a,85b, M. Arneodo85a,85c, N. Bartosik85a,85c, R. Bellan85a,85b, C. Biino85a, C. Borca85a,85b, N. Cartiglia85a, M. Costa85a,85b, R. Covarelli85a,85b, N. Demaria85a, L. Finco85a, M. Grippo85a,85b, B. Kiani85a,85b, L. Lanteri85a,85b, F. Legger85a, F. Luongo85a,85b, C. Mariotti85a, L. Markovic85a,85b, S. Maselli85a, A. Mecca85a,85b, L. Menzio85a,85b, P. Meridiani85a, E. Migliore85a,85b, M. Monteno85a, R. Mulargia85a, M. M. Obertino85a,85b, G. Ortona85a, L. Pacher85a,85b, N. Pastrone85a, M. Ruspa85a,85c, F. Siviero85a,85b, V. Sola85a,85b, A. Solano85a,85b, A. Staiano85a, C. Tarricone85a,85b, D. Trocino85a, G. Umoret85a,85b, R. White85a,85b, J. Babbar86a,86b, S. Belforte86a, V. Candelise86a,86b, M. Casarsa86a, F. Cossutti86a, K. De Leo86a, G. Della Ricca86a,86b, R. Delli Gatti86a,86b, S. Dogra87, J. Hong87, J. Kim87, D. Lee87, H. Lee87, J. Lee87, S. W. Lee87, C. S. Moon87, Y. D. Oh87, M. S. Ryu87, S. Sekmen87, B. Tae87, Y. C. Yang87, M. S. Kim88, G. Bak89, P. Gwak89, H. Kim89, D. H. Moon89, E. Asilar90, J. Choi90,eee, D. Kim90, T. J. Kim90, J. A. Merlin90, Y. Ryou90, S. Choi91, S. Han91, B. Hong91, K. Lee91, K. S. Lee91, S. Lee91, J. Yoo91, J. Goh92, J. Shin92, S. Yang92, Y. Kang93, H. S. Kim93, Y. Kim93, S. Lee93, J. Almond94, J. H. Bhyun94, J. Choi94, J. Choi94, W. Jun94, J. Kim94, Y. Kim94, Y. W. Kim94, S. Ko94, H. Lee94, J. Lee94, J. Lee94, B. H. Oh94, S. B. Oh94, H. Seo94, J. Shin94, U. K. Yang94, I. Yoon94, W. Jang95, D. Y. Kang95, S. Kim95, B. Ko95, J. S. H. Lee95, Y. Lee95, I. C. Park95, Y. Roh95, I. J. Watson95, G. Cho96, S. Ha96, K. Hwang96, B. Kim96, S. Kim96, K. Lee96, H. D. Yoo96, M. Choi97, M. R. Kim97, Y. Lee97, I. Yu97, T. Beyrouthy98, Y. Gharbia98, F. Alazemi99, K. Dreimanis100, O. M. Eberlins100, A. Gaile100, C. Munoz Diaz100, D. Osite100, G. Pikurs100, A. Potrebko100, M. Seidel100, D. Sidiropoulos Kontos100, N. R. Strautnieks101, M. Ambrozas102, A. Juodagalvis102, A. Rinkevicius102, G. Tamulaitis102, I. Yusuff103,fff, Z. Zolkapli103, J. F. Benitez104, A. Castaneda Hernandez104, L. E. Cuevas Picos104, H. A. Encinas Acosta104, L. G. Gallegos Maríñez104, M. León Coello104, J. A. Murillo Quijada104, A. Sehrawat104, L. Valencia Palomo104, G. Ayala105, H. Castilla-Valdez105, H. Crotte Ledesma105, E. De La Cruz-Burelo105, I. Heredia-De La Cruz105,ggg, R. Lopez-Fernandez105, J. Mejia Guisao105, A. Sánchez Hernández105, C. Oropeza Barrera106, D. L. Ramirez Guadarrama106, M. Ramírez García106, I. Bautista107, F. E. Neri Huerta107, I. Pedraza107, H. A. Salazar Ibarguen107, C. Uribe Estrada107, I. Bubanja108, N. Raicevic108, P. H. Butler109, A. Ahmad110, M. I. Asghar110, A. Awais110, M. I. M. Awan110, W. A. Khan110, V. Avati111, A. Bellora111,hhh, L. Forthomme111, L. Grzanka111, M. Malawski111, K. Piotrzkowski111, M. Bluj112, M. Górski112, M. Kazana112, M. Szleper112, P. Zalewski112, K. Bunkowski113, K. Doroba113, A. Kalinowski113, M. Konecki113, J. Krolikowski113, A. Muhammad113, P. Fokow114, K. Pozniak114, W. Zabolotny114, M. Araujo115, D. Bastos115, C. Beirão Da Cruz E Silva115, A. Boletti115, M. Bozzo115, T. Camporesi115, G. Da Molin115, P. Faccioli115, M. Gallinaro115, J. Hollar115, N. Leonardo115, G. B. Marozzo115, A. Petrilli115, M. Pisano115, J. Seixas115, J. Varela115, J. W. Wulff115, P. Adzic116, P. Milenovic116, D. Devetak117, M. Dordevic117, J. Milosevic117, L. Nadderd117, V. Rekovic117, M. Stojanovic117, J. Alcaraz Maestre118, Cristina F. Bedoya118, J. A. Brochero Cifuentes118, Oliver M. Carretero118, M. Cepeda118, M. Cerrada118, N. Colino118, B. De La Cruz118, A. Delgado Peris118, A. Escalante Del Valle118, D. Fernández Del Val118, J. P. Fernández Ramos118, J. Flix118, M. C. Fouz118, O. Gonzalez Lopez118, S. Goy Lopez118, J. M. Hernandez118, M. I. Josa118, J. Llorente Merino118, C. Martin Perez118, E. Martin Viscasillas118, D. Moran118, C. M. Morcillo Perez118, Á. Navarro Tobar118, C. Perez Dengra118, A. Pérez-Calero Yzquierdo118, J. Puerta Pelayo118, I. Redondo118, J. Sastre118, J. Vazquez Escobar118, J. F. de Trocóniz119, B. Alvarez Gonzalez120, A. Cardini120, J. Cuevas120, J. Del Riego Badas120, J. Fernandez Menendez120, S. Folgueras120, I. Gonzalez Caballero120, P. Leguina120, M. Obeso Menendez120, E. Palencia Cortezon120, J. Prado Pico120, V. Rodríguez Bouza120, A. Soto Rodríguez120, A. Trapote120, C. Vico Villalba120, P. Vischia120, S. Blanco Fernández121, I. J. Cabrillo121, A. Calderon121, J. Duarte Campderros121, M. Fernandez121, G. Gomez121, C. Lasaosa García121, R. Lopez Ruiz121, C. Martinez Rivero121, P. Martinez Ruiz del Arbol121, F. Matorras121, P. Matorras Cuevas121, E. Navarrete Ramos121, J. Piedra Gomez121, L. Scodellaro121, I. Vila121, J. M. Vizan Garcia121, B. Kailasapathy122,iii, D. D. C. Wickramarathna122, W. G. D. Dharmaratna123,jjj, K. Liyanage123, N. Perera123, D. Abbaneo124, C. Amendola124, E. Auffray124, J. Baechler124, D. Barney124, A. Bermúdez Martínez124, M. Bianco124, A. A. Bin Anuar124, A. Bocci124, L. Borgonovi124, C. Botta124, A. Bragagnolo124, E. Brondolin124, C. E. Brown124, C. Caillol124, G. Cerminara124, N. Chernyavskaya124, P. Connor124, D. d’Enterria124, A. Dabrowski124, A. David124, A. De Roeck124, M. M. Defranchis124, M. Deile124, M. Dobson124, W. Funk124, S. Giani124, D. Gigi124, K. Gill124, F. Glege124, M. Glowacki124, A. Gruber124, J. Hegeman124, J. K. Heikkilä124, B. Huber124, V. Innocente124, T. James124, P. Janot124, O. Kaluzinska124, O. Karacheban124,cc, G. Karathanasis124, S. Laurila124, P. Lecoq124, E. Leutgeb124, C. Lourenço124, M. Magherini124, L. Malgeri124, M. Mannelli124, M. Matthewman124, A. Mehta124, F. Meijers124, S. Mersi124, E. Meschi124, M. Migliorini124, V. Milosevic124, F. Monti124, F. Moortgat124, M. Mulders124, I. Neutelings124, S. Orfanelli124, F. Pantaleo124, G. Petrucciani124, A. Pfeiffer124, M. Pierini124, M. Pitt124, H. Qu124, D. Rabady124, B. Ribeiro Lopes124, F. Riti124, M. Rovere124, H. Sakulin124, R. Salvatico124, S. Sanchez Cruz124, S. Scarfi124, M. Selvaggi124, A. Sharma124, K. Shchelina124, P. Silva124, P. Sphicas124,kkk, A. G. Stahl Leiton124, A. Steen124, S. Summers124, D. Treille124, P. Tropea124, E. Vernazza124, J. Wanczyk124,lll, J. Wang124, S. Wuchterl124, P. Zehetner124, P. Zejdl124, T. Bevilacqua125,mmm, L. Caminada125,mmm, A. Ebrahimi125, W. Erdmann125, R. Horisberger125, Q. Ingram125, H. C. Kaestli125, D. Kotlinski125, C. Lange125, M. Missiroli125,mmm, L. Noehte125,mmm, T. Rohe125, A. Samalan125, T. K. Aarrestad126, M. Backhaus126, G. Bonomelli126, C. Cazzaniga126, K. Datta126, P. De Bryas Dexmiers D‘archiac126,lll, A. De Cosa126, G. Dissertori126, M. Dittmar126, M. Donegà126, F. Eble126, M. Galli126, K. Gedia126, F. Glessgen126, C. Grab126, N. Härringer126, T. G. Harte126, W. Lustermann126, A.-M. Lyon126, M. Malucchi126, R. A. Manzoni126, M. Marchegiani126, L. Marchese126, A. Mascellani126,lll, F. Nessi-Tedaldi126, F. Pauss126, V. Perovic126, S. Pigazzini126, B. Ristic126, R. Seidita126, J. Steggemann126,lll, A. Tarabini126, D. Valsecchi126, R. Wallny126, C. Amsler127,nnn, P. Bärtschi127, M. F. Canelli127, G. Celotto127, K. Cormier127, M. Huwiler127, W. Jin127, A. Jofrehei127, B. Kilminster127, S. Leontsinis127, S. P. Liechti127, A. Macchiolo127, P. Meiring127, F. Meng127, J. Motta127, A. Reimers127, P. Robmann127, M. Senger127, E. Shokr127, F. Stäger127, R. Tramontano127, C. Adloff128,ooo, D. Bhowmik128, C. M. Kuo128, W. Lin128, P. K. Rout128, S. Taj128, P. C. Tiwari128,mm, L. Ceard129, K. F. Chen129, Z. g. Chen129, A. De Iorio129, W.-S. Hou129, T. h. Hsu129, Y. w. Kao129, S. Karmakar129, G. Kole129, Y. y. Li129, R.-S. Lu129, E. Paganis129, X. f. Su129, J. Thomas-Wilsker129, L. s. Tsai129, D. Tsionou129, H. y. Wu129, E. Yazgan129, C. Asawatangtrakuldee130, N. Srimanobhas130, V. Wachirapusitanand130, Y. Maghrbi131, D. Agyel132, F. Boran132, F. Dolek132, I. Dumanoglu132,ppp, E. Eskut132, Y. Guler132,qqq, E. Gurpinar Guler132,qqq, C. Isik132, O. Kara132, A. Kayis Topaksu132, Y. Komurcu132, G. Onengut132, K. Ozdemir132,rrr, A. Polatoz132, B. Tali132,sss, U. G. Tok132, E. Uslan132, I. S. Zorbakir132, M. Yalvac133,ttt, B. Akgun134, I. O. Atakisi134, E. Gülmez134, M. Kaya134,uuu, O. Kaya134,vvv, S. Tekten134,www, A. Cakir135, K. Cankocak135,ppp,xxx, S. Sen135,yyy, O. Aydilek136,zzz, B. Hacisahinoglu136, I. Hos136,aaaa, B. Kaynak136, S. Ozkorucuklu136, O. Potok136, H. Sert136, C. Simsek136, C. Zorbilmez136, S. Cerci137, B. Isildak137,bbbb, D. Sunar Cerci137, T. Yetkin137,w, A. Boyaryntsev138, B. Grynyov138, L. Levchuk139, D. Anthony140, J. J. Brooke140, A. Bundock140, F. Bury140, E. Clement140, D. Cussans140, H. Flacher140, J. Goldstein140, H. F. Heath140, M.-L. Holmberg140, L. Kreczko140, S. Paramesvaran140, L. Robertshaw140, J. Segal140, V. J. Smith140, A. H. Ball141, K. W. Bell141, A. Belyaev141,cccc, C. Brew141, R. M. Brown141, D. J. A. Cockerill141, C. Cooke141, A. Elliot141, K. V. Ellis141, J. Gajownik141, K. Harder141, S. Harper141, J. Linacre141, K. Manolopoulos141, M. Moallemi141, D. M. Newbold141, E. Olaiya141, D. Petyt141, T. Reis141, A. R. Sahasransu141, G. Salvi141, T. Schuh141, C. H. Shepherd-Themistocleous141, I. R. Tomalin141, K. C. Whalen141, T. Williams141, I. Andreou142, R. Bainbridge142, P. Bloch142, O. Buchmuller142, C. A. Carrillo Montoya142, D. Colling142, J. S. Dancu142, I. Das142, P. Dauncey142, G. Davies142, M. Della Negra142, S. Fayer142, G. Fedi142, G. Hall142, H. R. Hoorani142, A. Howard142, G. Iles142, C. R. Knight142, P. Krueper142, J. Langford142, K. H. Law142, J. León Holgado142, L. Lyons142, A.-M. Magnan142, B. Maier142, S. Mallios142, A. Mastronikolis142, M. Mieskolainen142, J. Nash142,dddd, M. Pesaresi142, P. B. Pradeep142, B. C. Radburn-Smith142, A. Richards142, A. Rose142, L. Russell142, K. Savva142, C. Seez142, R. Shukla142, A. Tapper142, K. Uchida142, G. P. Uttley142, T. Virdee142,ee, M. Vojinovic142, N. Wardle142, D. Winterbottom142, J. E. Cole143, A. Khan143, P. Kyberd143, I. D. Reid143, S. Abdullin144, A. Brinkerhoff144, E. Collins144, M. R. Darwish144, J. Dittmann144, K. Hatakeyama144, V. Hegde144, J. Hiltbrand144, B. McMaster144, J. Samudio144, S. Sawant144, C. Sutantawibul144, J. Wilson144, R. Bartek145, A. Dominguez145, S. Raj145, A. E. Simsek145, S. S. Yu145, B. Bam146, A. Buchot Perraguin146, R. Chudasama146, S. I. Cooper146, C. Crovella146, G. Fidalgo146, S. V. Gleyzer146, A. Khukhunaishvili146, K. Matchev146, E. Pearson146, C. U. Perez146, P. Rumerio146,eeee, E. Usai146, R. Yi146, G. De Castro147, Z. Demiragli147, C. Erice147, C. Fangmeier147, C. Fernandez Madrazo147, E. Fontanesi147, D. Gastler147, F. Golf147, S. Jeon147, J. O‘cain147, I. Reed147, J. Rohlf147, K. Salyer147, D. Sperka147, D. Spitzbart147, I. Suarez147, A. Tsatsos147, A. G. Zecchinelli147, G. Barone148, G. Benelli148, D. Cutts148, S. Ellis148, L. Gouskos148, M. Hadley148, U. Heintz148, K. W. Ho148, J. M. Hogan148,ffff, T. Kwon148, G. Landsberg148, K. T. Lau148, J. Luo148, S. Mondal148, T. Russell148, S. Sagir148,gggg, X. Shen148, M. Stamenkovic148, N. Venkatasubramanian148, S. Abbott149, B. Barton149, C. Brainerd149, R. Breedon149, H. Cai149, M. Calderon De La Barca Sanchez149, M. Chertok149, M. Citron149, J. Conway149, P. T. Cox149, R. Erbacher149, F. Jensen149, O. Kukral149, G. Mocellin149, M. Mulhearn149, S. Ostrom149, W. Wei149, S. Yoo149, K. Adamidis150, M. Bachtis150, D. Campos150, R. Cousins150, A. Datta150, G. Flores Avila150, J. Hauser150, M. Ignatenko150, M. A. Iqbal150, T. Lam150, Y. f. Lo150, E. Manca150, A. Nunez Del Prado150, D. Saltzberg150, V. Valuev150, R. Clare151, J. W. Gary151, G. Hanson151, A. Aportela152, A. Arora152, J. G. Branson152, S. Cittolin152, S. Cooperstein152, D. Diaz152, J. Duarte152, L. Giannini152, Y. Gu152, J. Guiang152, R. Kansal152, V. Krutelyov152, R. Lee152, J. Letts152, M. Masciovecchio152, F. Mokhtar152, S. Mukherjee152, M. Pieri152, D. Primosch152, M. Quinnan152, V. Sharma152, M. Tadel152, E. Vourliotis152, F. Würthwein152, Y. Xiang152, A. Yagil152, A. Barzdukas153, L. Brennan153, C. Campagnari153, K. Downham153, C. Grieco153, M. M. Hussain153, J. Incandela153, J. Kim153, A. J. Li153, P. Masterson153, H. Mei153, J. Richman153, S. N. Santpur153, U. Sarica153, R. Schmitz153, F. Setti153, J. Sheplock153, D. Stuart153, T. Á. Vámi153, X. Yan153, D. Zhang153, A. Albert154, S. Bhattacharya154, A. Bornheim154, O. Cerri154, J. Mao154, H. B. Newman154, G. Reales Gutiérrez154, T. Sievert154, M. Spiropulu154, J. R. Vlimant154, R. A. Wynne154, S. Xie154, R. Y. Zhu154, J. Alison155, S. An155, P. Bryant155, M. Cremonesi155, V. Dutta155, E. Y. Ertorer155, T. Ferguson155, T. A. Gómez Espinosa155, A. Harilal155, A. Kallil Tharayil155, M. Kanemura155, C. Liu155, T. Mudholkar155, S. Murthy155, P. Palit155, K. Park155, M. Paulini155, A. Roberts155, A. Sanchez155, W. Terrill155, J. P. Cumalat156, W. T. Ford156, A. Hart156, A. Hassani156, J. Pearkes156, C. Savard156, N. Schonbeck156, K. Stenson156, K. A. Ulmer156, S. R. Wagner156, N. Zipper156, D. Zuolo156, J. Alexander157, X. Chen157, D. J. Cranshaw157, J. Dickinson157, J. Fan157, X. Fan157, J. Grassi157, S. Hogan157, P. Kotamnives157, J. Monroy157, G. Niendorf157, M. Oshiro157, J. R. Patterson157, M. Reid157, A. Ryd157, J. Thom157, P. Wittich157, R. Zou157, M. Albrow158, M. Alyari158, O. Amram158, G. Apollinari158, A. Apresyan158, L. A. T. Bauerdick158, D. Berry158, J. Berryhill158, P. C. Bhat158, K. Burkett158, J. N. Butler158, A. Canepa158, G. B. Cerati158, H. W. K. Cheung158, F. Chlebana158, C. Cosby158, G. Cummings158, I. Dutta158, V. D. Elvira158, J. Freeman158, A. Gandrakota158, Z. Gecse158, L. Gray158, D. Green158, A. Grummer158, S. Grünendahl158, D. Guerrero158, O. Gutsche158, R. M. Harris158, T. C. Herwig158, J. Hirschauer158, B. Jayatilaka158, S. Jindariani158, M. Johnson158, U. Joshi158, T. Klijnsma158, B. Klima158, K. H. M. Kwok158, S. Lammel158, C. Lee158, D. Lincoln158, R. Lipton158, T. Liu158, K. Maeshima158, D. Mason158, P. McBride158, P. Merkel158, S. Mrenna158, S. Nahn158, J. Ngadiuba158, D. Noonan158, S. Norberg158, V. Papadimitriou158, N. Pastika158, K. Pedro158, C. Pena158,hhhh, F. Ravera158, A. Reinsvold Hall158,iiii, L. Ristori158, M. Safdari158, E. Sexton-Kennedy158, N. Smith158, A. Soha158, L. Spiegel158, S. Stoynev158, J. Strait158, L. Taylor158, S. Tkaczyk158, N. V. Tran158, L. Uplegger158, E. W. Vaandering158, C. Wang158, I. Zoi158, C. Aruta159, P. Avery159, D. Bourilkov159, P. Chang159, V. Cherepanov159, R. D. Field159, C. Huh159, E. Koenig159, M. Kolosova159, J. Konigsberg159, A. Korytov159, N. Menendez159, G. Mitselmakher159, K. Mohrman159, A. Muthirakalayil Madhu159, N. Rawal159, S. Rosenzweig159, V. Sulimov159, Y. Takahashi159, J. Wang159, T. Adams160, A. Al Kadhim160, A. Askew160, S. Bower160, R. Hashmi160, R. S. Kim160, S. Kim160, T. Kolberg160, G. Martinez160, H. Prosper160, P. R. Prova160, M. Wulansatiti160, R. Yohay160, J. Zhang160, B. Alsufyani161, S. Butalla161, S. Das161, T. Elkafrawy161,jjjj, M. Hohlmann161, M. Lavinsky161, E. Yanes161, M. R. Adams162, N. Barnett162, A. Baty162, C. Bennett162, R. Cavanaugh162, R. Escobar Franco162, O. Evdokimov162, C. E. Gerber162, H. Gupta162, M. Hawksworth162, A. Hingrajiya162, D. J. Hofman162, J. h. Lee162, D. S. Lemos162, C. Mills162, S. Nanda162, B. Ozek162, T. Phan162, D. Pilipovic162, R. Pradhan162, E. Prifti162, P. Roy162, T. Roy162, N. Singh162, M. B. Tonjes162, N. Varelas162, M. A. Wadud162, Z. Ye162, J. Yoo162, M. Alhusseini163, D. Blend163, K. Dilsiz163,kkkk, L. Emediato163, G. Karaman163, O. K. Köseyan163, J.-P. Merlo163, A. Mestvirishvili163,llll, O. Neogi163, H. Ogul163,mmmm, Y. Onel163, A. Penzo163, C. Snyder163, E. Tiras163,nnnn, B. Blumenfeld164, J. Davis164, A. V. Gritsan164, L. Kang164, S. Kyriacou164, P. Maksimovic164, M. Roguljic164, J. Roskes164, S. Sekhar164, M. Swartz164, A. Abreu165, L. F. Alcerro Alcerro165, J. Anguiano165, S. Arteaga Escatel165, P. Baringer165, A. Bean165, Z. Flowers165, D. Grove165, J. King165, G. Krintiras165, M. Lazarovits165, C. Le Mahieu165, J. Marquez165, M. Murray165, M. Nickel165, S. Popescu165,oooo, C. Rogan165, C. Royon165, S. Rudrabhatla165, S. Sanders165, C. Smith165, G. Wilson165, B. Allmond166, R. Gujju Gurunadha166, A. Ivanov166, K. Kaadze166, Y. Maravin166, J. Natoli166, D. Roy166, G. Sorrentino166, A. Baden167, A. Belloni167, J. Bistany-riebman167, S. C. Eno167, N. J. Hadley167, S. Jabeen167, R. G. Kellogg167, T. Koeth167, B. Kronheim167, S. Lascio167, P. Major167, A. C. Mignerey167, S. Nabili167, C. Palmer167, C. Papageorgakis167, M. M. Paranjpe167, E. Popova167,pppp, A. Shevelev167, L. Wang167, L. Zhang167, C. Baldenegro Barrera168, J. Bendavid168, H. Bossi168, S. Bright-Thonney168, I. A. Cali168, Y. C. Chen168, P. c. Chou168, M. D’Alfonso168, J. Eysermans168, C. Freer168, G. Gomez-Ceballos168, M. Goncharov168, G. Grosso168, P. Harris168, D. Hoang168, D. Kovalskyi168, J. Krupa168, J. Lang168, L. Lavezzo168, Y.-J. Lee168, K. Long168, C. Mcginn168, A. Novak168, M. I. Park168, C. Paus168, C. Reissel168, C. Roland168, G. Roland168, S. Rothman168, T. A. Sheng168, G. S. F. Stephans168, D. Walter168, Z. Wang168, B. Wyslouch168, T. J. Yang168, B. Crossman169, C. Kapsiak169, M. Krohn169, D. Mahon169, J. Mans169, B. Marzocchi169, M. Revering169, R. Rusack169, O. Sancar169, R. Saradhy169, N. Strobbe169, K. Bloom170, D. R. Claes170, G. Haza170, J. Hossain170, C. Joo170, I. Kravchenko170, A. Rohilla170, J. E. Siado170, W. Tabb170, A. Vagnerini170, A. Wightman170, F. Yan170, D. Yu170, H. Bandyopadhyay171, L. Hay171, H. w. Hsia171, I. Iashvili171, A. Kalogeropoulos171, A. Kharchilava171, A. Mandal171, M. Morris171, D. Nguyen171, S. Rappoccio171, H. Rejeb Sfar171, A. Williams171, P. Young171, G. Alverson172, E. Barberis172, J. Bonilla172, B. Bylsma172, M. Campana172, J. Dervan172, Y. Haddad172, Y. Han172, I. Israr172, A. Krishna172, P. Levchenko172, J. Li172, M. Lu172, N. Manganelli172, R. Mccarthy172, D. M. Morse172, T. Orimoto172, A. Parker172, L. Skinnari172, C. S. Thoreson172, E. Tsai172, D. Wood172, S. Dittmer173, K. A. Hahn173, D. Li173, Y. Liu173, M. Mcginnis173, Y. Miao173, D. G. Monk173, M. H. Schmitt173, A. Taliercio173, M. Velasco173, J. Wang173, G. Agarwal174, R. Band174, R. Bucci174, S. Castells174, A. Das174, R. Goldouzian174, M. Hildreth174, K. Hurtado Anampa174, T. Ivanov174, C. Jessop174, A. Karneyeu174, K. Lannon174, J. Lawrence174, N. Loukas174, L. Lutton174, J. Mariano174, N. Marinelli174, I. Mcalister174, T. McCauley174, C. Mcgrady174, C. Moore174, Y. Musienko174,x, H. Nelson174, M. Osherson174, A. Piccinelli174, R. Ruchti174, A. Townsend174, Y. Wan174, M. Wayne174, H. Yockey174, M. Zarucki174, L. Zygala174, A. Basnet175, M. Carrigan175, R. De Los Santos175, L. S. Durkin175, C. Hill175, M. Joyce175, M. Nunez Ornelas175, K. Wei175, D. A. Wenzl175, B. L. Winer175, B. R. Yates175, H. Bouchamaoui176, K. Coldham176, P. Das176, G. Dezoort176, P. Elmer176, P. Fackeldey176, A. Frankenthal176, B. Greenberg176, N. Haubrich176, K. Kennedy176, G. Kopp176, S. Kwan176, Y. Lai176, D. Lange176, A. Loeliger176, D. Marlow176, I. Ojalvo176, J. Olsen176, F. Simpson176, D. Stickland176, C. Tully176, L. H. Vage176, S. Malik177, R. Sharma177, A. S. Bakshi178, S. Chandra178, R. Chawla178, A. Gu178, L. Gutay178, M. Jones178, A. W. Jung178, M. Liu178, G. Negro178, N. Neumeister178, G. Paspalaki178, S. Piperov178, J. F. Schulte178, A. K. Virdi178, F. Wang178, A. Wildridge178, W. Xie178, Y. Yao178, Y. Zhong178, J. Dolen179, N. Parashar179, A. Pathak179, D. Acosta180, A. Agrawal180, T. Carnahan180, K. M. Ecklund180, P. J. Fernández Manteca180, S. Freed180, P. Gardner180, F. J. M. Geurts180, T. Huang180, I. Krommydas180, N. Lewis180, W. Li180, J. Lin180, O. Miguel Colin180, B. P. Padley180, R. Redjimi180, J. Rotter180, E. Yigitbasi180, Y. Zhang180, A. Bodek181, P. de Barbaro181, R. Demina181, J. L. Dulemba181, A. Garcia-Bellido181, H. S. Hare181, O. Hindrichs181, N. Parmar181, P. Parygin181,pppp, R. Taus181, B. Chiarito182, J. P. Chou182, S. V. Clark182, D. Gadkari182, Y. Gershtein182, E. Halkiadakis182, M. Heindl182, C. Houghton182, D. Jaroslawski182, S. Konstantinou182, I. Laflotte182, A. Lath182, J. Martins182, R. Montalvo182, K. Nash182, B. Rand182, J. Reichert182, P. Saha182, S. Salur182, S. Schnetzer182, S. Somalwar182, R. Stone182, S. A. Thayil182, S. Thomas182, J. Vora182, D. Ally183, A. G. Delannoy183, S. Fiorendi183, J. Harris183, S. Higginbotham183, T. Holmes183, A. R. Kanuganti183, N. Karunarathna183, J. Lawless183, L. Lee183, E. Nibigira183, S. Spanier183, D. Aebi184, M. Ahmad184, T. Akhter184, K. Androsov184, A. Bolshov184, O. Bouhali184,qqqq, R. Eusebi184, J. Gilmore184, T. Kamon184, H. Kim184, S. Luo184, R. Mueller184, A. Safonov184, N. Akchurin185, J. Damgov185, Y. Feng185, N. Gogate185, Y. Kazhykarim185, K. Lamichhane185, S. W. Lee185, C. Madrid185, A. Mankel185, T. Peltola185, I. Volobouev185, E. Appelt186, Y. Chen186, S. Greene186, A. Gurrola186, W. Johns186, R. Kunnawalkam Elayavalli186, A. Melo186, D. Rathjens186, F. Romeo186, P. Sheldon186, S. Tuo186, J. Velkovska186, J. Viinikainen186, B. Cardwell187, H. Chung187, B. Cox187, J. Hakala187, R. Hirosky187, M. Jose187, A. Ledovskoy187, C. Mantilla187, C. Neu187, C. Ramón Álvarez187, S. Bhattacharya188, P. E. Karchin188, A. Aravind189, S. Banerjee189, K. Black189, T. Bose189, E. Chavez189, S. Dasu189, P. Everaerts189, C. Galloni189, H. He189, M. Herndon189, A. Herve189, C. K. Koraka189, A. Lanaro189, S. Lomte189, R. Loveless189, A. Mallampalli189, A. Mohammadi189, S. Mondal189, G. Parida189, L. Pétré189, D. Pinna189, A. Savin189, V. Shang189, V. Sharma189, W. H. Smith189, D. Teague189, H. F. Tsoi189, W. Vetens189, A. Warden189, S. Afanasiev190, V. Alexakhin190, Yu. Andreev190, T. Aushev190, D. Budkouski190, R. Chistov190,rrrr, M. Danilov190,rrrr, T. Dimova190,rrrr, A. Ershov190,rrrr, S. Gninenko190, I. Golutvin190,a, I. Gorbunov190, A. Gribushin190,rrrr, V. Karjavine190, M. Kirsanov190, V. Klyukhin190,rrrr, O. Kodolova190,pppp,ssss, V. Korenkov190, A. Kozyrev190,rrrr, N. Krasnikov190, A. Lanev190, A. Malakhov190, V. Matveev190,rrrr, A. Nikitenko190,ssss,tttt, V. Palichik190, V. Perelygin190, S. Petrushanko190,rrrr, S. Polikarpov190,rrrr, O. Radchenko190,rrrr, M. Savina190, V. Shalaev190, S. Shmatov190, S. Shulha190, Y. Skovpen190,rrrr, V. Smirnov190, O. Teryaev190, I. Tlisova190,rrrr, A. Toropin190, N. Voytishin190, B. S. Yuldashev190,a,uuuu, A. Zarubin190, and I. Zhizhin190 (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 7D, Arica, Chile
  • 14Beihang University, Beijing, China
  • 15Department of Physics, Tsinghua University, Beijing, China
  • 16Institute of High Energy Physics, Beijing, China
  • 17State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
  • 18State Key Laboratory of Nuclear Physics and Technology, Institute of Quantum Matter, South China Normal University, Guangzhou, China
  • 19Sun Yat-Sen University, Guangzhou, China
  • 20University of Science and Technology of China, Hefei, China
  • 21Nanjing Normal University, Nanjing, China
  • 22Institute of Modern Physics and Key Laboratory of Nuclear Physics and Ion-beam Application (MOE)—Fudan University, Shanghai, China
  • 23Zhejiang University, Hangzhou, Zhejiang, China
  • 24Universidad de Los Andes, Bogota, Colombia
  • 25Universidad de Antioquia, Medellin, Colombia
  • 26University of Split, Faculty of Electrical Engineering, Mechanical Engineering and Naval Architecture, Split, Croatia
  • 27University of Split, Faculty of Science, Split, Croatia
  • 28Institute Rudjer Boskovic, Zagreb, Croatia
  • 29University of Cyprus, Nicosia, Cyprus
  • 30Charles University, Prague, Czech Republic
  • 31Escuela Politecnica Nacional, Quito, Ecuador
  • 32Universidad San Francisco de Quito, Quito, Ecuador
  • 33Academy of Scientific Research and Technology of the Arab Republic of Egypt, Egyptian Network of High Energy Physics, Cairo, Egypt
  • 34Center for High Energy Physics (CHEP-FU), Fayoum University, El-Fayoum, Egypt
  • 35National Institute of Chemical Physics and Biophysics, Tallinn, Estonia
  • 36Department of Physics, University of Helsinki, Helsinki, Finland
  • 37Helsinki Institute of Physics, Helsinki, Finland
  • 38Lappeenranta-Lahti University of Technology, Lappeenranta, Finland
  • 39IRFU, CEA, Université Paris-Saclay, Gif-sur-Yvette, France
  • 40Laboratoire Leprince-Ringuet, CNRS/IN2P3, Ecole Polytechnique, Institut Polytechnique de Paris, Palaiseau, France
  • 41Université de Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France
  • 42Centre de Calcul de l’Institut National de Physique Nucleaire et de Physique des Particules, CNRS/IN2P3, Villeurbanne, France
  • 43Institut de Physique des 2 Infinis de Lyon (IP2I), Villeurbanne, France
  • 44Georgian Technical University, Tbilisi, Georgia
  • 45RWTH Aachen University, I. Physikalisches Institut, Aachen, Germany
  • 46RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany
  • 47RWTH Aachen University, III. Physikalisches Institut B, Aachen, Germany
  • 48Deutsches Elektronen-Synchrotron, Hamburg, Germany
  • 49University of Hamburg, Hamburg, Germany
  • 50Karlsruher Institut fuer Technologie, Karlsruhe, Germany
  • 51Institute of Nuclear and Particle Physics (INPP), NCSR Demokritos, Aghia Paraskevi, Greece
  • 52National and Kapodistrian University of Athens, Athens, Greece
  • 53National Technical University of Athens, Athens, Greece
  • 54University of Ioánnina, Ioánnina, Greece
  • 55HUN-REN Wigner Research Centre for Physics, Budapest, Hungary
  • 56MTA-ELTE Lendület CMS Particle and Nuclear Physics Group, Eötvös Loránd University, Budapest, Hungary
  • 57Faculty of Informatics, University of Debrecen, Debrecen, Hungary
  • 58HUN-REN ATOMKI—Institute of Nuclear Research, Debrecen, Hungary
  • 59Karoly Robert Campus, MATE Institute of Technology, Gyongyos, Hungary
  • 60Panjab University, Chandigarh, India
  • 61University of Delhi, Delhi, India
  • 62Indian Institute of Technology Kanpur, Kanpur, India
  • 63Saha Institute of Nuclear Physics, HBNI, Kolkata, India
  • 64Indian Institute of Technology Madras, Madras, India
  • 65Tata Institute of Fundamental Research-A, Mumbai, India
  • 66Tata Institute of Fundamental Research-B, Mumbai, India
  • 67National Institute of Science Education and Research, An OCC of Homi Bhabha National Institute, Bhubaneswar, Odisha, India
  • 68Indian Institute of Science Education and Research (IISER), Pune, India
  • 69Isfahan University of Technology, Isfahan, Iran
  • 70Institute for Research in Fundamental Sciences (IPM), Tehran, Iran
  • 71University College Dublin, Dublin, Ireland
  • 72aINFN Sezione di Bari, Bari, Italy
  • 72bUniversità di Bari, Bari, Italy
  • 72cPolitecnico di Bari, Bari, Italy
  • 73aINFN Sezione di Bologna, Bologna, Italy
  • 73bUniversità di Bologna, Bologna, Italy
  • 74aINFN Sezione di Catania, Catania, Italy
  • 74bUniversità di Catania, Catania, Italy
  • 75aINFN Sezione di Firenze, Firenze, Italy
  • 75bUniversità di Firenze, Firenze, Italy
  • 76INFN Laboratori Nazionali di Frascati, Frascati, Italy
  • 77aINFN Sezione di Genova, Genova, Italy
  • 77bUniversità di Genova, Genova, Italy
  • 78aINFN Sezione di Milano-Bicocca, Milano, Italy
  • 78bUniversità di Milano-Bicocca, Milano, Italy
  • 79aINFN Sezione di Napoli, Napoli, Italy
  • 79bUniversità di Napoli “Federico II,” Napoli, Italy
  • 79cUniversità della Basilicata, Potenza, Italy
  • 79dScuola Superiore Meridionale (SSM), Napoli, Italy
  • 80aINFN Sezione di Padova, Padova, Italy
  • 80bUniversità di Padova, Padova, Italy
  • 81aINFN Sezione di Pavia, Pavia, Italy
  • 81bUniversità di Pavia, Pavia, Italy
  • 82aINFN Sezione di Perugia, Perugia, Italy
  • 82bUniversità di Perugia, Perugia, Italy
  • 83aINFN Sezione di Pisa, Pisa, Italy
  • 83bUniversità di Pisa, Pisa, Italy
  • 83cScuola Normale Superiore di Pisa, Pisa, Italy
  • 83dUniversità di Siena, Siena, Italy
  • 84aINFN Sezione di Roma, Roma, Italy
  • 84bSapienza Università di Roma, Roma, Italy
  • 85aINFN Sezione di Torino, Torino, Italy
  • 85bUniversità di Torino, Torino, Italy
  • 85cUniversità del Piemonte Orientale, Novara, Italy
  • 86aINFN Sezione di Trieste, Trieste, Italy
  • 86bUniversità di Trieste, Trieste, Italy
  • 87Kyungpook National University, Daegu, Korea
  • 88Department of Mathematics and Physics—GWNU, Gangneung, Korea
  • 89Chonnam National University, Institute for Universe and Elementary Particles, Kwangju, Korea
  • 90Hanyang University, Seoul, Korea
  • 91Korea University, Seoul, Korea
  • 92Kyung Hee University, Department of Physics, Seoul, Korea
  • 93Sejong University, Seoul, Korea
  • 94Seoul National University, Seoul, Korea
  • 95University of Seoul, Seoul, Korea
  • 96Yonsei University, Department of Physics, Seoul, Korea
  • 97Sungkyunkwan University, Suwon, Korea
  • 98College of Engineering and Technology, American University of the Middle East (AUM), Dasman, Kuwait
  • 99Kuwait University—College of Science—Department of Physics, Safat, Kuwait
  • 100Riga Technical University, Riga, Latvia
  • 101University of Latvia (LU), Riga, Latvia
  • 102Vilnius University, Vilnius, Lithuania
  • 103National Centre for Particle Physics, Universiti Malaya, Kuala Lumpur, Malaysia
  • 104Universidad de Sonora (UNISON), Hermosillo, Mexico
  • 105Centro de Investigacion y de Estudios Avanzados del IPN, Mexico City, Mexico
  • 106Universidad Iberoamericana, Mexico City, Mexico
  • 107Benemerita Universidad Autonoma de Puebla, Puebla, Mexico
  • 108University of Montenegro, Podgorica, Montenegro
  • 109University of Canterbury, Christchurch, New Zealand
  • 110National Centre for Physics, Quaid-I-Azam University, Islamabad, Pakistan
  • 111AGH University of Krakow, Krakow, Poland
  • 112National Centre for Nuclear Research, Swierk, Poland
  • 113Institute of Experimental Physics, Faculty of Physics, University of Warsaw, Warsaw, Poland
  • 114Warsaw University of Technology, Warsaw, Poland
  • 115Laboratório de Instrumentação e Física Experimental de Partículas, Lisboa, Portugal
  • 116Faculty of Physics, University of Belgrade, Belgrade, Serbia
  • 117VINCA Institute of Nuclear Sciences, University of Belgrade, Belgrade, Serbia
  • 118Centro de Investigaciones Energéticas Medioambientales y Tecnológicas (CIEMAT), Madrid, Spain
  • 119Universidad Autónoma de Madrid, Madrid, Spain
  • 120Universidad de Oviedo, Instituto Universitario de Ciencias y Tecnologías Espaciales de Asturias (ICTEA), Oviedo, Spain
  • 121Instituto de Física de Cantabria (IFCA), CSIC-Universidad de Cantabria, Santander, Spain
  • 122University of Colombo, Colombo, Sri Lanka
  • 123University of Ruhuna, Department of Physics, Matara, Sri Lanka
  • 124CERN, European Organization for Nuclear Research, Geneva, Switzerland
  • 125PSI Center for Neutron and Muon Sciences, Villigen, Switzerland
  • 126ETH Zurich—Institute for Particle Physics and Astrophysics (IPA), Zurich, Switzerland
  • 127Universität Zürich, Zurich, Switzerland
  • 128National Central University, Chung-Li, Taiwan
  • 129National Taiwan University (NTU), Taipei, Taiwan
  • 130High Energy Physics Research Unit, Department of Physics, Faculty of Science, Chulalongkorn University, Bangkok, Thailand
  • 131Tunis El Manar University, Tunis, Tunisia
  • 132Çukurova University, Physics Department, Science and Art Faculty, Adana, Turkey
  • 133Middle East Technical University, Physics Department, Ankara, Turkey
  • 134Bogazici University, Istanbul, Turkey
  • 135Istanbul Technical University, Istanbul, Turkey
  • 136Istanbul University, Istanbul, Turkey
  • 137Yildiz Technical University, Istanbul, Turkey
  • 138Institute for Scintillation Materials of National Academy of Science of Ukraine, Kharkiv, Ukraine
  • 139National Science Centre, Kharkiv Institute of Physics and Technology, Kharkiv, Ukraine
  • 140University of Bristol, Bristol, United Kingdom
  • 141Rutherford Appleton Laboratory, Didcot, United Kingdom
  • 142Imperial College, London, United Kingdom
  • 143Brunel University, Uxbridge, United Kingdom
  • 144Baylor University, Waco, Texas, USA
  • 145Catholic University of America, Washington, DC, USA
  • 146The University of Alabama, Tuscaloosa, Alabama, USA
  • 147Boston University, Boston, Massachusetts, USA
  • 148Brown University, Providence, Rhode Island, USA
  • 149University of California, Davis, Davis, California, USA
  • 150University of California, Los Angeles, California, USA
  • 151University of California, Riverside, Riverside, California, USA
  • 152University of California, San Diego, La Jolla, California, USA
  • 153University of California, Santa Barbara—Department of Physics, Santa Barbara, California, USA
  • 154California Institute of Technology, Pasadena, California, USA
  • 155Carnegie Mellon University, Pittsburgh, Pennsylvania, USA
  • 156University of Colorado Boulder, Boulder, Colorado, USA
  • 157Cornell University, Ithaca, New York, USA
  • 158Fermi National Accelerator Laboratory, Batavia, Illinois, USA
  • 159University of Florida, Gainesville, Florida, USA
  • 160Florida State University, Tallahassee, Florida, USA
  • 161Florida Institute of Technology, Melbourne, Florida, USA
  • 162University of Illinois Chicago, Chicago, Illinois, USA
  • 163The University of Iowa, Iowa City, Iowa, USA
  • 164Johns Hopkins University, Baltimore, Maryland, USA
  • 165The University of Kansas, Lawrence, Kansas, USA
  • 166Kansas State University, Manhattan, Kansas, USA
  • 167University of Maryland, College Park, Maryland, USA
  • 168Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
  • 169University of Minnesota, Minneapolis, Minnesota, USA
  • 170University of Nebraska-Lincoln, Lincoln, Nebraska, USA
  • 171State University of New York at Buffalo, Buffalo, New York, USA
  • 172Northeastern University, Boston, Massachusetts, USA
  • 173Northwestern University, Evanston, Illinois, USA
  • 174University of Notre Dame, Notre Dame, Indiana, USA
  • 175The Ohio State University, Columbus, Ohio, USA
  • 176Princeton University, Princeton, New Jersey, USA
  • 177University of Puerto Rico, Mayaguez, Puerto Rico, USA
  • 178Purdue University, West Lafayette, Indiana, USA
  • 179Purdue University Northwest, Hammond, Indiana, USA
  • 180Rice University, Houston, Texas, USA
  • 181University of Rochester, Rochester, New York, USA
  • 182Rutgers, The State University of New Jersey, Piscataway, New Jersey, USA
  • 183University of Tennessee, Knoxville, Tennessee, USA
  • 184Texas A&M University, College Station, Texas, USA
  • 185Texas Tech University, Lubbock, Texas, USA
  • 186Vanderbilt University, Nashville, Tennessee, USA
  • 187University of Virginia, Charlottesville, Virginia, USA
  • 188Wayne State University, Detroit, Michigan, USA
  • 189University of Wisconsin—Madison, Madison, Wisconsin, USA
  • 190Authors affiliated with an institute covered by a cooperation agreement with CERN

  • *Full author list given at the end of the Letter.
  • aDeceased.
  • bAlso at Yerevan State University, Yerevan, Armenia.
  • cAlso at TU Wien, Vienna, Austria.
  • dAlso at Ghent University, Ghent, Belgium.
  • eAlso at Universidade do Estado do Rio de Janeiro, Rio de Janeiro, Brazil.
  • fAlso at FACAMP—Faculdades de Campinas, Sao Paulo, Brazil.
  • gAlso at Universidade Estadual de Campinas, Campinas, Brazil.
  • hAlso at Federal University of Rio Grande do Sul, Porto Alegre, Brazil.
  • iAlso at University of Chinese Academy of Sciences, Beijing, China.
  • jAlso at China Center of Advanced Science and Technology, Beijing, China.
  • kAlso at University of Chinese Academy of Sciences, Beijing, China.
  • lAlso at China Spallation Neutron Source, Guangdong, China.
  • mPresent address: Henan Normal University, Xinxiang, China.
  • nAlso at University of Shanghai for Science and Technology, Shanghai, China.
  • oPresent address: The University of Iowa, Iowa City, Iowa, USA.
  • pAlso at Center for High Energy Physics, Peking University, Beijing, China.
  • qAlso at Helwan University, Cairo, Egypt.
  • rPresent address: Zewail City of Science and Technology, Zewail, Egypt.
  • sPresent address: British University in Egypt, Cairo, Egypt.
  • tPresent address: Cairo University, Cairo, Egypt.
  • uAlso at Purdue University, West Lafayette, Indiana, USA.
  • vAlso at Université de Haute Alsace, Mulhouse, France.
  • wAlso at Istinye University, Istanbul, Turkey.
  • xAlso at an institute formerly covered by a cooperation agreement with CERN.
  • yAlso at The University of the State of Amazonas, Manaus, Brazil.
  • zAlso at University of Hamburg, Hamburg, Germany.
  • aaAlso at RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany.
  • bbAlso at Bergische University Wuppertal (BUW), Wuppertal, Germany.
  • ccAlso at Brandenburg University of Technology, Cottbus, Germany.
  • ddAlso at Forschungszentrum Jülich, Juelich, Germany.
  • eeAlso at CERN, European Organization for Nuclear Research, Geneva, Switzerland.
  • ffAlso at HUN-REN ATOMKI—Institute of Nuclear Research, Debrecen, Hungary.
  • ggPresent address: Universitatea Babes-Bolyai—Facultatea de Fizica, Cluj-Napoca, Romania.
  • hhAlso at MTA-ELTE Lendület CMS Particle and Nuclear Physics Group, Eötvös Loránd University, Budapest, Hungary.
  • iiAlso at HUN-REN Wigner Research Centre for Physics, Budapest, Hungary.
  • jjAlso at Physics Department, Faculty of Science, Assiut University, Assiut, Egypt.
  • kkAlso at Punjab Agricultural University, Ludhiana, India.
  • llAlso at University of Visva-Bharati, Santiniketan, India.
  • mmAlso at Indian Institute of Science (IISc), Bangalore, India.
  • nnAlso at Amity University Uttar Pradesh, Noida, India.
  • ooAlso at UPES—University of Petroleum and Energy Studies, Dehradun, India.
  • ppAlso at IIT Bhubaneswar, Bhubaneswar, India.
  • qqAlso at Institute of Physics, Bhubaneswar, India.
  • rrAlso at University of Hyderabad, Hyderabad, India.
  • ssAlso at Deutsches Elektronen-Synchrotron, Hamburg, Germany.
  • ttAlso at Isfahan University of Technology, Isfahan, Iran.
  • uuAlso at Sharif University of Technology, Tehran, Iran.
  • vvAlso at Department of Physics, University of Science and Technology of Mazandaran, Behshahr, Iran.
  • wwAlso at Department of Physics, Faculty of Science, Arak University, Arak, Iran.
  • xxAlso at Italian National Agency for New Technologies, Energy and Sustainable Economic Development, Bologna, Italy.
  • yyAlso at Centro Siciliano di Fisica Nucleare e di Struttura Della Materia, Catania, Italy.
  • zzAlso at Università degli Studi Guglielmo Marconi, Roma, Italy.
  • aaaAlso at Scuola Superiore Meridionale, Università di Napoli “Federico II,” Napoli, Italy.
  • bbbAlso at Fermi National Accelerator Laboratory, Batavia, Illinois, USA.
  • cccAlso at Lulea University of Technology, Lulea, Sweden.
  • dddAlso at Consiglio Nazionale delle Ricerche—Istituto Officina dei Materiali, Perugia, Italy.
  • eeeAlso at Institut de Physique des 2 Infinis de Lyon (IP2I), Villeurbanne, France.
  • fffAlso at Department of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Malaysia.
  • gggAlso at Consejo Nacional de Ciencia y Tecnología, Mexico City, Mexico.
  • hhhAlso at INFN Sezione di Torino, Università di Torino, Torino, Italy and Università del Piemonte Orientale, Novara, Italy.
  • iiiAlso at Trincomalee Campus, Eastern University, Nilaveli, Sri Lanka.
  • jjjAlso at Saegis Campus, Nugegoda, Sri Lanka.
  • kkkAlso at National and Kapodistrian University of Athens, Athens, Greece.
  • lllAlso at Ecole Polytechnique Fédérale Lausanne, Lausanne, Switzerland.
  • mmmAlso at Universität Zürich, Zurich, Switzerland.
  • nnnAlso at Stefan Meyer Institute for Subatomic Physics, Vienna, Austria.
  • oooAlso at Laboratoire d’Annecy-le-Vieux de Physique des Particules, IN2P3-CNRS, Annecy-le-Vieux, France.
  • pppAlso at Near East University, Research Center of Experimental Health Science, Mersin, Turkey.
  • qqqAlso at Konya Technical University, Konya, Turkey.
  • rrrAlso at Izmir Bakircay University, Izmir, Turkey.
  • sssAlso at Adiyaman University, Adiyaman, Turkey.
  • tttAlso at Bozok Universitetesi Rektörlügü, Yozgat, Turkey.
  • uuuAlso at Marmara University, Istanbul, Turkey.
  • vvvAlso at Milli Savunma University, Istanbul, Turkey.
  • wwwAlso at Kafkas University, Kars, Turkey.
  • xxxPresent address: Istanbul Okan University, Istanbul, Turkey.
  • yyyAlso at Hacettepe University, Ankara, Turkey.
  • zzzAlso at Erzincan Binali Yildirim University, Erzincan, Turkey.
  • aaaaAlso at Istanbul University—Cerrahpasa, Faculty of Engineering, Istanbul, Turkey.
  • bbbbAlso at Yildiz Technical University, Istanbul, Turkey.
  • ccccAlso at School of Physics and Astronomy, University of Southampton, Southampton, United Kingdom.
  • ddddAlso at Monash University, Faculty of Science, Clayton, Australia.
  • eeeeAlso at Università di Torino, Torino, Italy.
  • ffffAlso at Bethel University, St. Paul, Minnesota, USA.
  • ggggAlso at Karamanoğlu Mehmetbey University, Karaman, Turkey.
  • hhhhAlso at California Institute of Technology, Pasadena, California, USA.
  • iiiiAlso at United States Naval Academy, Annapolis, Maryland, USA.
  • jjjjAlso at Ain Shams University, Cairo, Egypt.
  • kkkkAlso at Bingol University, Bingol, Turkey.
  • llllAlso at Georgian Technical University, Tbilisi, Georgia.
  • mmmmAlso at Sinop University, Sinop, Turkey.
  • nnnnAlso at Erciyes University, Kayseri, Turkey.
  • ooooAlso at Horia Hulubei National Institute of Physics and Nuclear Engineering (IFIN-HH), Bucharest, Romania.
  • ppppPresent address: Another institute formerly covered by a cooperation agreement with CERN.
  • qqqqAlso at Texas A&M University at Qatar, Doha, Qatar.
  • rrrrAlso at another institute formerly covered by a cooperation agreement with CERN.
  • ssssAlso at Yerevan Physics Institute, Yerevan, Armenia.
  • ttttAlso at Imperial College, London, United Kingdom.
  • uuuuAlso at Institute of Nuclear Physics of the Uzbekistan Academy of Sciences, Tashkent, Uzbekistan.

Phys. Rev. Lett. 136, 122303 – Published 26 March, 2026

DOI: https://doi.org/10.1103/lckg-sdh9

Abstract

This Letter reports the first measurement of photonuclear D0 meson production in ultraperipheral heavy ion collisions. The study is performed using lead-lead collision data, with an integrated luminosity of 1.34  nb−1, collected by the CMS experiment at a nucleon-nucleon center-of-mass energy of 5.36 TeV. Photonuclear events, where one of the colliding nuclei breaks up and the other remains intact, are selected based on breakup neutron emissions and by requiring no particle activity in a large rapidity interval in the direction of the photon-emitting nucleus. The D0 mesons are reconstructed via the D0→K−π+ decay channel, with the cross section measured as a function of D0 meson transverse momentum and rapidity. The results are compared with next-to-leading-order perturbative QCD calculations that employ recent parametrizations of the lead nuclear parton distribution functions, as well as with predictions based on the color glass condensate framework. This measurement is the first photonuclear collision study characterizing parton distribution functions of lead nuclei for parton fractional momenta x (relative to the nucleon) ranging approximately from a few 10−4 to 10−2 for different hard energy scale Q2 selections.

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References (46)

  1. M. Strikman, R. Vogt, and S. N. White, Probing small x parton densities in ultraperipheral AA and pA collisions at the LHC, Phys. Rev. Lett. 96, 082001 (2006).
  2. S. Klein and P. Steinberg, Photonuclear and two-photon interactions at high-energy nuclear colliders, Annu. Rev. Nucl. Part. Sci. 70, 323 (2020).
  3. CMS Collaboration, Overview of high-density QCD studies with the CMS experiment at the LHC, Phys. Rep. 1115, 219 (2025).
  4. S. R. Klein, J. Nystrand, and R. Vogt, Heavy quark photoproduction in ultraperipheral heavy ion collisions, Phys. Rev. C 66, 044906 (2002).
  5. M. Cacciari, G. M. Innocenti, and A. M. Staśto, Inclusive open charm photoproduction in ultraperipheral collisions at the LHC with GγA−FONLL, Phys. Rev. D 112, 094029 (2025).
  6. O. Behnke, A. Geiser, and M. Lisovyi, Charm, beauty and top at HERA, Prog. Part. Nucl. Phys. 84, 1 (2015).
  7. ATLAS Collaboration, Measurement of photonuclear jet production in ultraperipheral Pb+Pb collisions at sNN=5.02  TeV with the ATLAS detector, Phys. Rev. D 111, 052006 (2025).
  8. ALICE Collaboration, D-meson production in p-Pb collisions at sNN=5.02  TeV and in pp collisions at s=7  TeV, Phys. Rev. C 94, 054908 (2016).
  9. LHCb Collaboration, Study of prompt D0 meson production in pPb collisions at sNN=5  TeV, J. High Energy Phys. 10 (2017) 090.
  10. CMS Collaboration, Elliptic flow of charm and strange hadrons in high-multiplicity pPb collisions at sNN=8.16  TeV, Phys. Rev. Lett. 121, 082301 (2018).
  11. ALICE Collaboration, Λc+ production and baryon-to-meson ratios in pp and p-Pb collisions at sNN=5.02  TeV at the LHC, Phys. Rev. Lett. 127, 202301 (2021).
  12. LHCb Collaboration, Observation of strangeness enhancement with charmed mesons in high-multiplicity pPb collisions at sNN=8.16  TeV, Phys. Rev. D 110, L031105 (2023).
  13. V. P. Goncalves and C. A. Bertulani, Peripheral heavy ion collisions as a probe of the nuclear gluon distribution, Phys. Rev. C 65, 054905 (2002).
  14. V. P. Goncalves and M. V. T. Machado, The QCD pomeron in ultraperipheral heavy ion collisions. 3. Photonuclear production of heavy quarks, Eur. Phys. J. C 31, 371 (2003).
  15. A. Adeluyi, C. A. Bertulani, and M. J. Murray, Nuclear effects in photoproduction of heavy quarks and vector mesons in ultraperipheral PbPb and pPb collisions at the LHC, Phys. Rev. C 86, 047901 (2012).
  16. P. Gimeno-Estivill, T. Lappi, and H. Mäntysaari, Inclusive D0 photoproduction in ultraperipheral collisions, Phys. Rev. D 111, 114036 (2025).
  17. hepdata record for this analysis (2025), 10.17182/hepdata.156822.
  18. O. Surányi et al., Performance of the CMS zero degree calorimeters in pPb collisions at the LHC, J. Instrum. 16, P05008 (2021).
  19. CMS Collaboration, L1 trigger and ZDC performance during 2023 heavy ion run, CMS Detector Performance Note CMS-DP-2024-002, CERN, Geneva, Switzerland, 2024, https://cds.cern.ch/record/2887066.
  20. CMS Collaboration, Particle-flow reconstruction and global event description with the CMS detector, J. Instrum. 12, P10003 (2017).
  21. CMS Collaboration, The CMS trigger system, J. Instrum. 12, P01020 (2016).
  22. CMS Collaboration, The CMS experiment at the CERN LHC, J. Instrum. 3, S08004 (2008).
  23. CMS Collaboration, Development of the CMS detector for the CERN LHC Run 3, J. Instrum. 19, P05064 (2023).
  24. CMS Collaboration, Performance of missing transverse momentum reconstruction in proton-proton collisions at s=13  TeV using the CMS detector, J. Instrum. 14, P07004 (2019).
  25. ATLAS Collaboration, Two-particle azimuthal correlations in photonuclear ultraperipheral Pb+Pb collisions at 5.02 TeV with ATLAS, Phys. Rev. C 104, 014903 (2021).
  26. ATLAS Collaboration, Charged-hadron and identified-hadron (KS0, Λ, Ξ−) yield measurements in photonuclear Pb+Pb and p+Pb collisions at sNN=5.02  TeV with ATLAS, Phys. Rev. C 111, 064908 (2025).
  27. C. Bierlich et al., A comprehensive guide to the physics and usage of pythia 8.3, SciPost Phys. Codebases 2022, 8 (2022).
  28. I. Helenius, Simulations of photo-nuclear dijets with pythia 8 and their sensitivity to nuclear PDFs, Proc. Sci. DIS2018 (2018) 113.
  29. F. Cornet, P. Jankowski, M. Krawczyk, and A. Lorca, New 5-flavor LO analysis and parametrization of parton distributions in the real photon, Phys. Rev. D 68, 014010 (2003).
  30. K. J. Eskola, P. Paakkinen, H. Paukkunen, and C. A. Salgado, EPPS21: A global QCD analysis of nuclear PDFs, Eur. Phys. J. C 82, 413 (2022).
  31. S. Agostinelli et al. (GEANT4 Collaboration), geant4—A simulation toolkit, Nucl. Instrum. Methods Phys. Res., Sect. A 506, 250 (2003).
  32. D. J. Lange, The evtgen particle decay simulation package, Nucl. Instrum. Methods Phys. Res., Sect. A 462, 152 (2001).
  33. E. Barberio, B. van Eijk, and Z. Was, photos: A universal Monte Carlo for QED radiative corrections in decays, Comput. Phys. Commun. 66, 115 (1991).
  34. CMS Collaboration, Nuclear modification factor of D0 mesons in PbPb collisions at sNN=5.02  TeV, Phys. Lett. B 782, 474 (2018).
  35. CMS Collaboration, Description and performance of track and primary-vertex reconstruction with the CMS tracker, J. Instrum. 9, P10009 (2014).
  36. Particle Data Group, Review of particle physics, Phys. Rev. D 110, 030001 (2024).
  37. G. E. Forden and D. H. Saxon, Improving vertex position determination by using a kinematic fit, Technical Report, RAL-85-037, RAL, Chilton, 1985, https://cds.cern.ch/record/161017.
  38. ALICE Collaboration, Measurement of the cross section for electromagnetic dissociation with neutron emission in PbPb Collisions at sNN=2.76  TeV, Phys. Rev. Lett. 109, 252302 (2012).
  39. CMS Collaboration, Search for the rare decay D0→μ+μ− in proton-proton collisions at s=13.6  TeV, Phys. Rev. Lett. 135, 151803 (2025).
  40. CMS Collaboration, Luminosity measurement for lead-lead collisions at sNN=5.02 TeV in 2015 and 2018 at CMS, arXiv:2503.03946. Submitted to Eur. J. Phys. C.
  41. M. Cacciari, M. Greco, and P. Nason, The pT spectrum in heavy-flavor hadroproduction, J. High Energy Phys. 05 (1998) 007.
  42. M. Cacciari, S. Frixione, and P. Nason, The pT spectrum in heavy-flavor photoproduction, J. High Energy Phys. 03 (2001) 006.
  43. S. Frixione and P. Nason, Phenomenological study of charm photoproduction at HERA, J. High Energy Phys. 03 (2002) 053.
  44. K. J. Eskola, V. Guzey, I. Helenius, P. Paakkinen, and H. Paukkunen, Spatial resolution of dijet photoproduction in near-encounter ultraperipheral nuclear collisions, Phys. Rev. C 110, 054906 (2024).
  45. T.-J. Hou et al., New CTEQ global analysis of quantum chromodynamics with high-precision data from the LHC, Phys. Rev. D 103, 014013 (2021).
  46. CMS data availability statement 10.7483/OPENDATA.CMS.1BNU.8V1W.

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