4.7 Article

Cross section measurement of t-channel single top quark production in pp collisions at √s=13 TeV

Journal

PHYSICS LETTERS B
Volume 772, Issue -, Pages 752-776

Publisher

ELSEVIER
DOI: 10.1016/j.physletb.2017.07.047

Keywords

CMS; Physics; Top quark

Funding

  1. BMWFW (Austria)
  2. FWF (Austria)
  3. FNRS (Belgium)
  4. FWO (Belgium)
  5. CNPq (Brazil)
  6. CAPES (Brazil)
  7. FAPERJ (Brazil)
  8. FAPESP (Brazil)
  9. MES (Bulgaria)
  10. CERN
  11. CAS (China)
  12. MoST (China)
  13. NSFC (China)
  14. COLCIENCIAS (Colombia)
  15. MSES (Croatia)
  16. CSF (Croatia)
  17. RPF (Cyprus)
  18. MoER (Estonia)
  19. ERC IUT (Estonia)
  20. ERDF (Estonia)
  21. Academy of Finland (Finland)
  22. MEC (Finland)
  23. HIP (Finland)
  24. CEA (France)
  25. CNRS/IN2P3 (France)
  26. BMBF (Germany)
  27. DFG (Germany)
  28. HGF (Germany)
  29. GSRT (Greece)
  30. OTKA (Hungary)
  31. NIH (Hungary)
  32. DAE (India)
  33. DST (India)
  34. IPM (Iran)
  35. SFI (Ireland)
  36. INFN (Italy)
  37. MSIP (Republic of Korea)
  38. NRF (Republic of Korea)
  39. LAS (Lithuania)
  40. MOE (Malaysia)
  41. UM (Malaysia)
  42. CINVESTAV (Mexico)
  43. CONACYT (Mexico)
  44. SEP (Mexico)
  45. UASLP-FAI (Mexico)
  46. MBIE (New Zealand)
  47. PAEC (Pakistan)
  48. MSHE (Poland)
  49. NSC (Poland)
  50. FCT (Portugal)
  51. JINR (Dubna)
  52. MON (Russia)
  53. RosAtom (Russia)
  54. RAS (Russia)
  55. RFBR (Russia)
  56. MESTD (Serbia)
  57. SEIDI (Spain)
  58. CPAN (Spain)
  59. Swiss Funding Agencies (Switzerland)
  60. MST (Taipei)
  61. ThEPCenter (Thailand)
  62. IPST (Thailand)
  63. STAR (Thailand)
  64. NSTDA (Thailand)
  65. TUBITAK (Turkey)
  66. TAEK (Turkey)
  67. NASU (Ukraine)
  68. SFFR (Ukraine)
  69. STFC (United Kingdom)
  70. DOE (USA)
  71. NSF (USA)
  72. Marie-Curie programme
  73. European Research Council (European Union)
  74. EPLANET (European Union)
  75. Leventis Foundation
  76. A.P. Sloan Foundation
  77. Alexander von Humboldt Foundation
  78. Belgian Federal Science Policy Office
  79. Fonds pour la Formation a la Recherche dans l'Industrie et dans l'Agriculture (FRIA-Belgium)
  80. Agentschap voor Innovatie door Wetenschap en Technologie (IWT-Belgium)
  81. Ministry of Education, Youth and Sports (MEYS) of the Czech Republic
  82. Council of Science and Industrial Research, India
  83. HOMING PLUS programme of the Foundation for Polish Science
  84. European Union, Regional Development Fund
  85. Mobility Plus programme of the Ministry of Science and Higher Education (Poland)
  86. OPUS programme of the National Science Center (Poland)
  87. Compagnia di San Paolo (Torino)
  88. MIUR project (Italy) [20108T4XTM]
  89. Thalis programme - EU-ESF
  90. Aristeia programme - EU-ESF
  91. Greek NSRF
  92. National Priorities Research Program by Qatar National Research Fund
  93. Rachadapisek Sompot Fund for Postdoctoral Fellowship, Chulalongkorn University (Thailand)
  94. Chulalongkorn Academic into Its 2nd Century Project Advancement Project (Thailand)
  95. Welch Foundation [C-1845]
  96. Science and Technology Facilities Council [GRIDPP, CMS] Funding Source: researchfish
  97. Division Of Physics
  98. Direct For Mathematical & Physical Scien [1506130, 1506168] Funding Source: National Science Foundation
  99. Division Of Physics
  100. Direct For Mathematical & Physical Scien [1151640, 1624356, 1607202, 1606321, 1211067] Funding Source: National Science Foundation

Ask authors/readers for more resources

The cross section for the production of single top quarks in the t channel is measured in proton- proton collisions at 13TeV with the CMS detector at the LHC. The analyzed data correspond to an integrated luminosity of 2.2fb(-1). The event selection requires one muon and two jets where one of the jets is identified as originating from a bottom quark. Several kinematic variables are then combined into a multivariate discriminator to distinguish signal from background events. A fit to the distribution of the discriminating variable yields a total cross section of 238 +/- 13 (stat)+/- 29(syst) pband a ratio of top quark and top antiquark production of Rt-ch.= 1.81 +/- 0.18 (stat)+/- 0.15(syst). From the total cross section the absolute value of the CKM matrix element Vtbis calculated to be 1.05 +/- 0.07 (exp)+/- 0.02(theo). All results are in agreement with the standard model predictions. (C) 2017 The Author(s). Published by Elsevier B.V.

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