Direct measurement of the mass difference between top and antitop quarks
Contribuinte(s) |
Universidade Estadual Paulista (UNESP) |
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Data(s) |
27/05/2014
27/05/2014
21/09/2009
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Resumo |
We present a measurement of the mass difference between t and t̄ quarks in lepton+jets final states of tt̄ events in 1fb-1 of data collected with the D0 detector from Fermilab Tevatron Collider pp̄ collisions at s=1.96TeV. The measured mass difference of 3.8±3.7GeV is consistent with the equality of t and t̄ masses. This is the first direct measurement of a mass difference between a quark and its antiquark partner. © 2009 The American Physical Society. |
Identificador |
http://dx.doi.org/10.1103/PhysRevLett.103.132001 Physical Review Letters, v. 103, n. 13, 2009. 0031-9007 1079-7114 http://hdl.handle.net/11449/71155 10.1103/PhysRevLett.103.132001 2-s2.0-70349435475 2-s2.0-70349435475.pdf |
Idioma(s) |
eng |
Relação |
Physical Review Letters |
Direitos |
closedAccess |
Palavras-Chave | #Antiquarks #Direct measurement #Fermilab Tevatron collider #Final state #Mass difference #Tellurium compounds |
Tipo |
info:eu-repo/semantics/article |