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Search for long-lived particles decaying into electron or photon pairs with the D0 detector

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Search for long-lived particles decaying into electron or photon pairs with the D0 detector. / Collaboration, D0; Bertram, Iain; Borissov, Guennadi et al.

In: Physical review letters, Vol. 101, No. 11, 111802, 12.09.2008.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Collaboration D, Bertram I, Borissov G, Fox H, Williams M, Ratoff P et al. Search for long-lived particles decaying into electron or photon pairs with the D0 detector. Physical review letters. 2008 Sep 12;101(11):111802. doi: 10.1103/PhysRevLett.101.111802

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Bibtex

@article{4458272606094ef6aea42d89d9f45781,
title = "Search for long-lived particles decaying into electron or photon pairs with the D0 detector",
abstract = "In this Letter we report on a search for long-lived particles that decay into final states with two electrons or photons. Such long-lived particles arise in a variety of theoretical models, like hidden valleys and supersymmetry with gauge-mediated breaking. By precisely reconstructing the direction of the electromagnetic shower we are able to probe much longer lifetimes than previously explored. We see no evidence of the existence of such long-lived particles and interpret this search as a quasi model-independent limit on their production cross section, as well as a limit on a long-lived fourth generation quark.",
author = "D0 Collaboration and Iain Bertram and Guennadi Borissov and Harald Fox and Mark Williams and Peter Ratoff and Peter Love and Alexander Rakitin and Andre Sopczak",
note = "{\textcopyright} 2008 The American Physical Society",
year = "2008",
month = sep,
day = "12",
doi = "10.1103/PhysRevLett.101.111802",
language = "English",
volume = "101",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "11",

}

RIS

TY - JOUR

T1 - Search for long-lived particles decaying into electron or photon pairs with the D0 detector

AU - Collaboration, D0

AU - Bertram, Iain

AU - Borissov, Guennadi

AU - Fox, Harald

AU - Williams, Mark

AU - Ratoff, Peter

AU - Love, Peter

AU - Rakitin, Alexander

AU - Sopczak, Andre

N1 - © 2008 The American Physical Society

PY - 2008/9/12

Y1 - 2008/9/12

N2 - In this Letter we report on a search for long-lived particles that decay into final states with two electrons or photons. Such long-lived particles arise in a variety of theoretical models, like hidden valleys and supersymmetry with gauge-mediated breaking. By precisely reconstructing the direction of the electromagnetic shower we are able to probe much longer lifetimes than previously explored. We see no evidence of the existence of such long-lived particles and interpret this search as a quasi model-independent limit on their production cross section, as well as a limit on a long-lived fourth generation quark.

AB - In this Letter we report on a search for long-lived particles that decay into final states with two electrons or photons. Such long-lived particles arise in a variety of theoretical models, like hidden valleys and supersymmetry with gauge-mediated breaking. By precisely reconstructing the direction of the electromagnetic shower we are able to probe much longer lifetimes than previously explored. We see no evidence of the existence of such long-lived particles and interpret this search as a quasi model-independent limit on their production cross section, as well as a limit on a long-lived fourth generation quark.

U2 - 10.1103/PhysRevLett.101.111802

DO - 10.1103/PhysRevLett.101.111802

M3 - Journal article

VL - 101

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 11

M1 - 111802

ER -