Search for new dielectron resonances and randall-sundrum gravitons at the collider detector at fermilab.
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Abstract |
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A search for new dielectron-mass resonances using data recorded by the CDF II detector and corresponding to an integrated luminosity of 5.7 fb^{-1} is presented. No significant excess over the expected standard model prediction is observed. In this data set, an event with the highest dielectron mass ever observed (960 GeV/c^{2}) was recorded. The results are interpreted in the Randall-Sundrum (RS) model. Combined with the 5.4 fb^{-1} diphoton analysis, the RS-graviton lower-mass limit for the coupling k/M[over ¯]_{Pl}=0.1 is 1058 GeV/c^{2}, making it the strongest limit to date. |
Year of Publication |
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1969
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Journal |
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Physical review letters
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Volume |
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107
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Issue |
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5
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Number of Pages |
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051801
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Date Published |
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2011 Jul 29
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ISSN Number |
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0031-9007
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URL |
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http://link.aps.org/abstract/PRL/v107/p051801
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Short Title |
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Search for new dielectron resonances and randallsundrum graviton
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