41,576 research outputs found

    The Nucleon Electric Dipole Moment in Light-Front QCD

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    I present an exact relationship between the electric dipole moment and anomalous magnetic moment of the nucleon in the light-front formalism of QCD and consider its consequences.Comment: 5 pages, LaTeX, based on talks at CAQCD, Minneapolis, MN, May 11-14, 2006 and at CIPANP, Puerto Rico, May 30- June 3, 2006, to appear in the proceeding

    Phenomenology of nn-nˉ{\bar n} Oscillations Revisited

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    We revisit the phenomenology of nn-nˉ{\bar n} oscillations in the presence of external magnetic fields, highlighting the role of spin. We show, contrary to long-held belief, that the nn-nˉ{\bar n} transition rate need not be suppressed, opening new opportunities for its empirical study.Comment: 15 pages, REVTeX; revised and rewritten to focus on SM spin-dependent effects, conclusions persis

    Statistics of the residual refraction errors in laser ranging data

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    A theoretical model for the range error covariance was derived by assuming that the residual refraction errors are due entirely to errors in the meteorological data which are used to calculate the atmospheric correction. The properties of the covariance function are illustrated by evaluating the theoretical model for the special case of a dense network of weather stations uniformly distributed within a circle

    Speckle noise in satellite based lidar systems

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    The lidar system model was described, and the statistics of the signal and noise at the receiver output were derived. Scattering media effects were discussed along with polarization and atmospheric turbulence. The major equations were summarized and evaluated for some typical parameters

    Chiral dynamics and B to 3 pi decay

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    I discuss our knowledge of the scalar sector of QCD and how it impacts the determination of the CKM angle \alpha from the isospin analysis of B\to \rho\pi decay.Comment: invited talk at International Workshop on Heavy Quarks and Leptons, Vietri sul Mare, Salerno, Italy, 27 May - 1 Jun 200
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