We report results of a search for CPT and Lorentz violation in B0-B0 oscillations using inclusive dilepton events from 232106 Î¥(4S)BB decays recorded by the BABAR detector at the PEP-II B Factory at SLAC. We find 2.8Ï significance, compatible with no signal, for variations in the complex CPT violation parameter z at the Earths sidereal frequency and extract values for the quantities Î"aÎ in the general Lorentz-violating standard-model extension. The spectral powers for variations in z over the frequency range 0.26yr-1 to 2.1solarday-1 are also compatible with no signal. © 2008 The American Physical Society.

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J.P., Poireau, V., et al. (2008). Search for CPT and lorentz violation in B0-B̄0 oscillations with dilepton events. PHYSICAL REVIEW LETTERS, 100(13), 1-7 [10.1103/PhysRevLett.100.131802].

Search for CPT and lorentz violation in B0-B̄0 oscillations with dilepton events

PATRIGNANI, CLAUDIA;
2008

Abstract

We report results of a search for CPT and Lorentz violation in B0-B0 oscillations using inclusive dilepton events from 232106 Î¥(4S)BB decays recorded by the BABAR detector at the PEP-II B Factory at SLAC. We find 2.8Ï significance, compatible with no signal, for variations in the complex CPT violation parameter z at the Earths sidereal frequency and extract values for the quantities Î"aÎ in the general Lorentz-violating standard-model extension. The spectral powers for variations in z over the frequency range 0.26yr-1 to 2.1solarday-1 are also compatible with no signal. © 2008 The American Physical Society.
2008
Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J.P., Poireau, V., et al. (2008). Search for CPT and lorentz violation in B0-B̄0 oscillations with dilepton events. PHYSICAL REVIEW LETTERS, 100(13), 1-7 [10.1103/PhysRevLett.100.131802].
Aubert, B; Bona, M.; Boutigny, D.; Karyotakis, Y.; Lees, J.P.; Poireau, V.; Prudent, X.; Tisserand, V.; Zghiche, A.; Garra Tico, J.; Grauges, E.; Lope...espandi
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11585/548082
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