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Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios.

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Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios. / Abazov, V. M.; Bertram, Iain; Borissov, Guennadi et al.
In: Physical review letters, Vol. 98, 2007, p. 041801.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Abazov, VM, Bertram, I, Borissov, G, Fox, H, Ratoff, P & Sopczak, A 2007, 'Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios.', Physical review letters, vol. 98, pp. 041801. https://doi.org/10.1103/PhysRevLett.98.041801

APA

Abazov, V. M., Bertram, I., Borissov, G., Fox, H., Ratoff, P., & Sopczak, A. (2007). Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios. Physical review letters, 98, 041801. https://doi.org/10.1103/PhysRevLett.98.041801

Vancouver

Abazov VM, Bertram I, Borissov G, Fox H, Ratoff P, Sopczak A. Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios. Physical review letters. 2007;98:041801. doi: 10.1103/PhysRevLett.98.041801

Author

Abazov, V. M. ; Bertram, Iain ; Borissov, Guennadi et al. / Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios. In: Physical review letters. 2007 ; Vol. 98. pp. 041801.

Bibtex

@article{3c5a6e87c6924a84a252db34fe470b3f,
title = "Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios.",
abstract = "We present the first experimental discrimination between the 2e/3 and 4e/3 top quark electric charge scenarios, using top quark pairs (t) produced in p collisions at =1.96 TeV by the Fermilab Tevatron Collider. We use 370 pb-1 of data collected by the D0 experiment and select events with at least one high transverse momentum electron or muon, high transverse energy imbalance, and four or more jets. We discriminate between b- and -quark jets by using the charge and momenta of tracks within the jet cones. The data are consistent with the expected electric charge, |q|=2e/3. We exclude, at the 92% C.L., that the sample is solely due to the production of exotic quark pairs Q with |q|=4e/3. We place an upper limit on the fraction of Q pairs <0.80 at the 90% C.L.",
author = "Abazov, {V. M.} and Iain Bertram and Guennadi Borissov and Harald Fox and Peter Ratoff and Andre Sopczak",
year = "2007",
doi = "10.1103/PhysRevLett.98.041801",
language = "English",
volume = "98",
pages = "041801",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",

}

RIS

TY - JOUR

T1 - Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios.

AU - Abazov, V. M.

AU - Bertram, Iain

AU - Borissov, Guennadi

AU - Fox, Harald

AU - Ratoff, Peter

AU - Sopczak, Andre

PY - 2007

Y1 - 2007

N2 - We present the first experimental discrimination between the 2e/3 and 4e/3 top quark electric charge scenarios, using top quark pairs (t) produced in p collisions at =1.96 TeV by the Fermilab Tevatron Collider. We use 370 pb-1 of data collected by the D0 experiment and select events with at least one high transverse momentum electron or muon, high transverse energy imbalance, and four or more jets. We discriminate between b- and -quark jets by using the charge and momenta of tracks within the jet cones. The data are consistent with the expected electric charge, |q|=2e/3. We exclude, at the 92% C.L., that the sample is solely due to the production of exotic quark pairs Q with |q|=4e/3. We place an upper limit on the fraction of Q pairs <0.80 at the 90% C.L.

AB - We present the first experimental discrimination between the 2e/3 and 4e/3 top quark electric charge scenarios, using top quark pairs (t) produced in p collisions at =1.96 TeV by the Fermilab Tevatron Collider. We use 370 pb-1 of data collected by the D0 experiment and select events with at least one high transverse momentum electron or muon, high transverse energy imbalance, and four or more jets. We discriminate between b- and -quark jets by using the charge and momenta of tracks within the jet cones. The data are consistent with the expected electric charge, |q|=2e/3. We exclude, at the 92% C.L., that the sample is solely due to the production of exotic quark pairs Q with |q|=4e/3. We place an upper limit on the fraction of Q pairs <0.80 at the 90% C.L.

U2 - 10.1103/PhysRevLett.98.041801

DO - 10.1103/PhysRevLett.98.041801

M3 - Journal article

VL - 98

SP - 041801

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

ER -