@article{3160791, title = "Measurement of the t(t)over-bar production cross section in the dilepton channel in pp collisions at root s=8 TeV", author = "Chatrchyan, S. and Khachatryan, V. and Sirunyan, A. M. and Tumasyan, A. and and Adam, W. and Bergauer, T. and Dragicevic, M. and Eroe, J. and and Fabjan, C. and Friedl, M. and Fruehwirth, R. and Ghete, V. M. and Hartl, and C. and Hoermann, N. and Hrubec, J. and Jeitler, M. and Kiesenhofer, W. and and Knuenz, V. and Krammer, M. and Kraetschmer, I. and Liko, D. and and Mikulec, I. and Rabady, D. and Rahbaran, B. and Rohringer, H. and and Schoefbeck, R. and Strauss, J. and Taurok, A. and Treberer-Treberspurg, and W. and Waltenberger, W. and Wulz, C. -E. and Mossolov, V. and Shumeiko, and N. and Gonzalez, J. Suarez and Alderweireldt, S. and Bansal, M. and and Bansal, S. and Cornelis, T. and De Wolf, E. A. and Janssen, X. and and Knutsson, A. and Luyckx, S. and Mucibello, L. and Ochesanu, S. and and Roland, B. and Rougny, R. and Van Haevermaet, H. and Van Mechelen, P. and and Van Remortel, N. and Van Spilbeeck, A. and Blekman, F. and Blyweert, and S. and D'Hondt, J. and Heracleous, N. and Kalogeropoulos, A. and and Keaveney, J. and Kim, T. J. and Lowette, S. and Maes, M. and Olbrechts, and A. and Strom, D. and Tavernier, S. and Van Doninck, W. and Van Mulders, and P. and Van Onsem, G. P. and Villella, I. and Caillol, C. and Clerbaux, and B. and De Lentdecker, G. and Favart, L. and Gay, A. P. R. and Leonard, and A. and Marage, P. E. and Mohammadi, A. and Pernie, L. and Reis, T. and and Seva, T. and Thomas, L. and Vander Velde, C. and Vanlaer, P. and Wang, and J. and Adler, V. and Beernaert, K. and Benucci, L. and Cimmino, A. and and Costantini, S. and Dildick, S. and Garcia, G. and Klein, B. and and Lellouch, J. and Mccartin, J. and Rios, A. A. Ocampo and Ryckbosch, D. and and Diblen, S. Salva and Sigamani, M. and Strobbe, N. and Thyssen, F. and and Tytgat, M. and Walsh, S. and Yazgan, E. and Zaganidis, N. and and Basegmez, S. and Beluffi, C. and Bruno, G. and Castello, R. and Caudron, and A. and Ceard, L. and Da Silveira, G. G. and Delaere, C. and du Pree, T. and and Favart, D. and Forthomme, L. and Giammanco, A. and Hollar, J. and and Jez, P. and Komm, M. and Lemaitre, V. and Liao, J. and Militaru, O. and and Nuttens, C. and Pagano, D. and Pin, A. and Piotrzkowski, K. and Popov, and A. and Quertenmont, L. and Selvaggi, M. and Marono, M. Vidal and Garcia, and J. M. Vizan and Beliy, N. and Caebergs, T. and Daubie, E. and Hammad, G. and H. and Alves, G. A. and Correa Martins Junior, M. and Martins, T. and and Pol, M. E. and Souza, M. H. G. and Alda Junior, W. L. and Carvalho, W. and and Chinellato, J. and Custodio, A. and Da Costa, E. 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A. and Borrello, L. and Carlsmith, D. and and Cepeda, M. and Dasu, S. and Duric, S. and Friis, E. and Grothe, M. and and Hall-Wilton, R. and Herndon, M. and Herve, A. and Klabbers, P. and and Klukas, J. and Lanaro, A. and Levine, A. and Loveless, R. and Mohapatra, and A. and Ojalvo, I. and Perry, T. and Pierro, G. A. and Polese, G. and and Ross, I. and Sakharov, A. and Sarangi, T. and Savin, A. and Smith, W. H. and and CMS Collaboration", journal = "Journal of High Energy Physics", year = "2014", number = "2", publisher = "Springer-Verlag", issn = "1126-6708, 1029-8479", doi = "10.1007/JHEP02(2014)024", keywords = "Hadron-Hadron Scattering; Top physics", abstract = "The top-antitop quark (t (t) over bar) production cross section is measured in proton-proton collisions at root s = 8 TeV with the CMS experiment at the LHC, using a data sample corresponding to an integrated luminosity of 5.3 fb(-1). The measurement is performed by analysing events with a pair of electrons or muons, or one electron and one muon, and at least two jets, one of which is identified as originating from hadronisation of a bottom quark. The measured cross section is 239 +/- 2 (stat.) +/- 11 (syst.) +/- 6 (lum.) pb, for an assumed top-quark mass of 172.5 GeV, in agreement with the prediction of the standard model." }