Title: | Observation of the B + c Meson in Pb-Pb and p p Collisions at √ s N N = 5.02 TeV and Measurement of its Nuclear Modification Factor |
Authors: | Tumasyan, A Adam, W Andrejkovic, JW Bergauer, T Chatterjee, S Dragicevic, M Del Valle, AE Frühwirth, R Jeitler, M Krammer, N Lechner, L Bansal, S Chen, KF Chen, PH Hou, W-S Li, YY Lu, R-S Paganis, E Psallidas, A Hu, Z Steen, A Ravera, F Beri, SB Kaadze, K Wu, HY Yoon, I Yazgan, E Yu, PR Asavapibhop, B Asawatangtrakuldee, C Srimanobhas, N Boran, F Damarseckin, S Bhatnagar, V Demiroglu, ZS Kim, D Martins, J Dolek, F Jang, W Dumanoglu, I Eskut, E Guler, Y Guler, EG Hos, I Chaudhary, G Isik, C Kara, O Maravin, Y Topaksu, AK Kiminsu, U Wang, Y Kang, DY Onengut, G Ozdemir, K Polatoz, A Vanlaer, P Simsek, AE Tali, B Tok, UG Mitchell, T Turkcapar, S Zorbakir, IS Zorbilmez, C Isildak, B Kang, Y Yi, K Chauhan, S Karapinar, G Ocalan, K Yalvac, M Akgun, B Sculac, T Atakisi, IO Gülmez, E Kaya, M Kaya, O Özçelik, Ö Dhingra, N Kim, S Tekten, S Chapon, E Yetkin, EA Cakir, A Modak, A Cankocak, K Komurcu, Y Sen, S Cerci, S Uvarov, L Kaynak, B Ozkorucuklu, S Ko, B Cerci, DS Grynyov, B Chen, GM Nam, K Levchuk, L Anthony, D Bhal, E Gupta, R Bologna, S Brooke, JJ Bundock, A Clement, E Lee, JSH Cussans, D Flacher, H Rebassoo, F Goldstein, J Chen, HS Kaur, A Heath, GP Heath, HF Kreczko, L Krikler, B Paramesvaran, S Nasr-Storey, SSE Lee, Y Smith, VJ Wright, D Stylianou, N Gonzalez, HB Merrit, AH Pass, KW White, R Chen, M Bell, KW Belyaev, A Brew, C Brown, RM Cockerill, DJA Chinellato, J Raicevic, N Kaur, M Cooke, C Ellis, KV Harder, K Harper, S Holmberg, M-L Iemmi, F Linacre, J Manolopoulos, K Newbold, DM Olaiya, E Kaur, S Hall, AR Adams, E Park, IC Petyt, D Reis, T Schuh, T Shepherd-Themistocleous, CH Tomalin, IR Williams, T Schöfbeck, R Kumari, P Kapoor, A Bainbridge, R Baden, A Bloch, P Roh, Y Bonomally, S Borg, J Breeze, S Buchmuller, O Cepaitis, V Meena, M Chahal, GS Colling, D Dauncey, P Baron, O Leggat, D Davies, G Ryu, MS Della Negra, M Fayer, S Fedi, G Sandeep, K Hall, G Hassanshahi, MH Iles, G Langford, J Belloni, A Lyons, L Magnan, A-M Liao, H Song, D Malik, S Singh, JB Martelli, A Monk, DG Nash, J Pesaresi, M Raymond, DM Eno, SC Richards, A Rose, A Scott, E Seez, C Wezenbeek, L Watson, IJ Liu, Z-A Shtipliyski, A Tapper, A Uchida, K Virdee, T Hadley, NJ Vojinovic, M Wardle, N Webb, SN Virdi, AK Winterbottom, D Coldham, K Yang, S Cole, JE Milosevic, V Khan, A Kyberd, P Brigljevic, V Reid, ID Teodorescu, L Volkov, S Zahid, S Abdullin, S Brinkerhoff, A Caraway, B Ha, S Dittmann, J Hatakeyama, K Monti, F Jabeen, S Kanuganti, AR Koraka, CK Ahmed, A McMaster, B Pastika, N Saunders, M Sawant, S Sutantawibul, C Wilson, J Yoo, HD Bartek, R Dominguez, A Kellogg, RG Palomo, LV Uniyal, R Sharma, R Hernandez, AMV Buccilli, A Cooper, SI Di Croce, D Gleyzer, SV Henderson, C Choi, M Perez, CU Moreno, SC Koeth, T Rumerio, P West, C Akpinar, A Tao, J Albert, A Arcaro, D Cosby, C Demiragli, Z Fontanesi, E Bhardwaj, A Lee, H Waltenberger, W Krofcheck, D Gastler, D May, S Rohlf, J Salyer, K Sperka, D Thomas-Wilsker, J Spitzbart, D Choudhary, BC Suarez, I Tsatsos, A Yuan, S Mignerey, AC Da Costa, EM Zou, D Benelli, G Burkle, B Coubez, X Cutts, D Gola, M Hadley, M Wang, J Heintz, U Hogan, JM Nabili, S KWON, T Lee, Y Landsberg, G Lau, KT Li, D Keshri, S Lukasik, M Luo, J Narain, M Pervan, N Schwarz, D Palmer, C Zhang, H Sagir, S Yu, I Simpson, F Kumar, A Usai, E Wong, WY Yan, X Yu, D Zhang, W Bonilla, J Seidel, M Brainerd, C Breedon, R Zhao, J Naimuddin, M Beyrouthy, T Sanchez, MCDLB Chertok, M Conway, J Cox, PT Erbacher, R Haza, G Skuja, A Jensen, F Kukral, O Priyanka, P Lander, R Mulhearn, M Maghrbi, Y Agapitos, A Pellett, D Regnery, B Taylor, D Yao, Y Wang, L Zhang, F Manousakis-Katsikakis, A Ranjan, K Bachtis, M Cousins, R Datta, A Hamilton, D Torims, T Hauser, J An, Y Ignatenko, M Iqbal, MA Wong, K Cornelis, T Lam, T Nash, WA Regnard, S Saltzberg, D Stone, B Valuev, V Veckalns, V Burt, K Chen, Y Ban, Y Amaral, SMSD Ferencek, D Clare, R Gary, JW Gordon, M Hanson, G Karapostoli, G Long, OR Manganelli, N Ambrozas, M Negrete, MO Mills, C Si, W Abercrombie, D Wimpenny, S Chen, C Zhang, Y Branson, JG Chang, P Cittolin, S Cooperstein, S Deelen, N Shah, A De Oliveira, ACA Diaz, D Ayala, G Andreassi, G Duarte, J Gerosa, R Giannini, L Levin, A Gilbert, D Guiang, J Bharti, M Kansal, R Krutelyov, V Lee, R Juodagalvis, A Butler, PH Letts, J Masciovecchio, M Pieri, M Narayanan, BVS Sharma, V Bhattacharya, R Li, Q Tadel, M Vartak, A Würthwein, F Xiang, Y Bi, R Rinkevicius, A Yagil, A Amin, N Campagnari, C Bhattacharya, S Citron, M Dorsett, A Dutta, V Lyu, X Incandela, J Kilpatrick, M Brandt, S Kim, J Da Silveira, GG Marsh, B Bhowmik, D Mei, H Oshiro, M Quinnan, M Richman, J Sarica, U Setti, F Mao, Y Busza, W Sheplock, J Stuart, D Dutta, S Tamulaitis, G Wang, S Bornheim, A Cerri, O Dutta, I Lawhorn, JM Lu, N Mao, J Cali, IA Newman, HB Panagiotou, A Dutta, S Templ, S Qian, SJ Norjoharuddeen, NB Nguyen, TQ Spiropulu, M Vlimant, JR Wang, C Xie, S Zhang, Z Chen, Y Gomber, B Zhu, RY Alison, J An, S Andrews, MB Abdullah, WATW Wang, D Bryant, P Ferguson, T Harilal, A Liu, C Maity, M D’Alfonso, M Mudholkar, T Paulini, M Sanchez, A Terrill, W Cumalat, JP Yusli, MN Ford, WT Wang, Q Hassani, A Palit, P MacDonald, E Eysermans, J Patel, R Perloff, A Savard, C Stenson, K Ulmer, KA Wagner, SR Zolkapli, Z Alexander, J Oh, G Bright-Thonney, S Xiao, J Freer, C Cheng, Y Cranshaw, DJ Hogan, S Monroy, J Patterson, JR Quach, D Reichert, J Kim, H Benitez, JF Reid, M Ryd, A Avila, C Majumder, D Sun, W Lu, M Thom, J Wittich, P Zou, R Vorobyev, A Albrow, M Alyari, M Apollinari, G Hernandez, AC Apresyan, A Ceballos, GG Apyan, A Banerjee, S Bauerdick, LAT You, Z Dobur, D Berry, D Berryhill, J Bhat, PC Burkett, K Butler, JN Coello, ML Lee, J Canepa, A Cerati, GB Cheung, HWK Rout, PK Chlebana, F Cremonesi, M Gao, X Di Petrillo, KF Elvira, VD Feng, Y Freeman, J Ahmad, A Quijada, JAM Gecse, Z Saha, G Gray, L Green, D Grünendahl, S Gutsche, O Harris, RM Okawa, H Heller, R Herwig, TC Goncharov, M Hirschauer, J Papavergou, I Sahu, B Sehrawat, A Jayatilaka, B Jindariani, S Johnson, M Joshi, U Klijnsma, T Klima, B Kwok, KHM Lin, Z Harris, P Sarkar, S Lammel, S Lincoln, D Damiao, DDJ Lipton, R Liu, T Madrid, C Maeshima, K Mantilla, C Mason, D McBride, P Sharan, M Hu, M Merkel, P Xiao, M Mrenna, S Klute, M Kovalskyi, D Krupa, J Ristori, L Lee, Y-J Mironov, C Singh, B Paus, C Roguljic, M Liko, D Rankin, D Roland, C Roland, G Shi, Z Stephans, GSF Sexton-Kennedy, E Wang, J Thakur, S Wang, Z Wyslouch, B Chatterjee, RM Evans, A Figueiredo, DM Starodumov, A Hansen, P Hiltbrand, J Jain, S Smith, N Roy, T Krohn, M Kubota, Y Mans, J Revering, M Rusack, R Saradhy, R Asghar, MI Schroeder, N Chekhovsky, V Susa, T Behera, PK Soha, A Strobbe, N Wadud, MA Bloom, K Bryson, M Chauhan, S Claes, DR Fangmeier, C Awais, A Finco, L Behera, SC Golf, F Spalding, WJ Joo, C Attikis, A Kravchenko, I Musich, M Reed, I Siado, JE Snow, GR Tabb, W Andreev, Y Awan, MIM Yan, F Spiegel, L Zecchinelli, AG Agarwal, G Bandyopadhyay, H Christoforou, K Hay, L Iashvili, I Kharchilava, A Kalbhor, P McLean, C Nguyen, D Hoorani, HR Stoynev, S Pekkanen, J Rappoccio, S Williams, A Alverson, G Barberis, E Erodotou, E Saoulidou, N Knolle, J Haddad, Y Hortiangtham, A Li, J Madigan, G Strait, J Khan, WA Marzocchi, B Morse, DM Nguyen, V Orimoto, T Muhammad, A Parker, A Skinnari, L Ioannou, A Tishelman-Charny, A Wamorkar, T Taylor, L Wang, B Shah, MA Wisecarver, A Wood, D Pradhan, R Bhattacharya, S Bueghly, J Chen, Z Gilbert, A Gunter, T Kole, G Castilla-Valdez, H Hahn, KA Liu, Y Shoaib, M Pujahari, PR Odell, N Schmitt, MH Velasco, M Band, R Bucci, R Das, A Dev, N Tkaczyk, S Goldouzian, R Kolosova, M Sharma, A Hildreth, M Lee, SW Waqas, M Anampa, KH Jessop, C Lannon, K Lawrence, J Loukas, N Cabrera, A Lutton, D Sikdar, AK Marinelli, N Mcalister, I McCauley, T Konstantinou, S Avati, V Mcgrady, C Mohrman, K Musienko, Y Ruchti, R Tran, NV Rudrabhatla, S Siddireddy, P Townsend, A Wayne, M Wightman, A Zarucki, M Zygala, L Grzanka, L Mousa, J Bylsma, B 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Issue Date: | 24-Jun-2022 |
Publisher: | American Physical Society (APS) |
Citation: | Tumasyan, A., et al. (2022) 'Observation of the B + c Meson in Pb-Pb and p p Collisions at √ s N N = 5.02 TeV and Measurement of its Nuclear Modification Factor', Physical Review Letters, 128(25), pp. 1 - 19. doi:10.1103/physrevlett.128.252301. |
Abstract: | The B+c meson is observed for the first time in heavy ion collisions. Data from the CMS detector are used to study the production of the B+c meson in lead-lead (Pb-Pb) and proton-proton (pp) collisions at a center-of mass energy per nucleon pair of √sNN=5.02 TeV, via the B+c→(J/ψ→μ+μ−)μ+νμ decay. The B+c nuclear modification factor, derived from the Pb-Pb–to–pp ratio of production cross sections, is measured in two bins of the trimuon transverse momentum and of the Pb-Pb collision centrality. The B+c meson is shown to be less suppressed than quarkonia and most of the open heavy-flavor mesons, suggesting that effects of the hot and dense nuclear matter created in heavy ion collisions contribute to its production. This measurement sets forth a promising new probe of the interplay of suppression and enhancement mechanisms in the production of heavy-flavor mesons in the quark-gluon plasma. |
URI: | http://bura.brunel.ac.uk/handle/2438/24843 |
DOI: | http://dx.doi.org/10.1103/physrevlett.128.252301 |
ISSN: | 0031-9007 |
Other Identifiers: | 252301 252301 |
Appears in Collections: | Dept of Electronic and Electrical Engineering Research Papers
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