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106584 |
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|a dc
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|a Taylor, Frank E
|e author
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|a Massachusetts Institute of Technology. Department of Physics
|e contributor
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|a Taylor, Frank E
|e contributor
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|a Search for decays of stopped, long-lived particles from 7 TeV pp collisions with the ATLAS detector
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|b Springer-Verlag,
|c 2017-01-23T16:47:34Z.
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|z Get fulltext
|u http://hdl.handle.net/1721.1/106584
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|a New metastable massive particles with electric and colour charge are features of many theories beyond the Standard Model. A search is performed for long-lived gluino-based R-hadrons with the ATLAS detector at the LHC using a data sample corresponding to an integrated luminosity of 31 pb[superscript −1]. We search for evidence of particles that have come to rest in the ATLAS detector and decay at some later time during the periods in the LHC bunch structure without proton-proton collisions. No significant deviations from the expected backgrounds are observed, and a cross-section limit is set. It can be interpreted as excluding gluino-based R-hadrons with masses less than 341 GeV at the 95 % C.L., for lifetimes from 10[superscript −5] to 10[superscript 3] seconds and a neutralino mass of 100 GeV.
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|a United States. Dept. of Energy
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|a National Science Foundation (U.S.)
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|a Brookhaven National Laboratory
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|a en_US
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|a Article
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|t The European Physical Journal C
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