نتایج جستجو برای: electric hexadecapole moment

تعداد نتایج: 201154  

2008
G. A. González-Sprinberg

High luminosity Super B/Flavor factories, near and on top of the Υ resonances, allow for a detailed investigation of CP-violation in τ physics. In particular, bounds on the τ electric dipole moment can be obtained from CP-odd observables. We perform an independent analysis from other low and high energy data. For polarized electron beam a CP-odd asymmetry, associated to the normal polarization ...

2009
K. F. Liu

We describe the finite volume effects of CP-odd quantities, such as the neutron electric dipole moment and the anapole moment in the θ-vacuum, under different topological sectors. We evaluate the three-point Green’s functions for the electromagnetic current in a fixed non-trivial topological sector in order to extract these CP-odd observables. We discuss the role of zero modes in the CP-odd Gre...

2005
Eigo Shintani S. Aoki

We carry out a feasibility study toward a lattice QCD calculation of the neutron electric dipole moment (NEDM) in the presence of the θ term using two different approaches. In the first method, we calculate the CP-odd electromagnetic form factor F3, which becomes the NEDM in the zero momentum transfer limit. At the first order in θ , we derive a formula connecting the lattice three-point functi...

2005
E. Shintani S. Aoki N. Ishizuka K. Kanaya Y. Kikukawa Y. Kuramashi M. Okawa Y. Taniguchi A. Ukawa T. Yoshié

Graduate School of Pure and Applied Sciences, University of Tsukuba, Tsukuba, Ibaraki 305-8571, Japan Riken BNL Research Center, Brookhaven National Laboratory, Upton, New York 11973, USA Center for Computational Sciences, University of Tsukuba, Tsukuba, Ibaraki 305-8577, Japan Department of Physics, Nagoya University, Nagoya 464-8602, Japan Department of Physics, Hiroshima University, Higashi-...

2015
Kirk T. McDonald Joseph Henry

1 Problem The interaction energy of an electric charge q and a " point " electric dipole with moment p of fixed magnitude, both at rest, is, in Gaussian units,

2005
R J Marsh A J Bain Stefano Cabrini

Stimulated emission depletion (STED) population and polarisation dynamics are used to determine 40 α the degree of hexadecapole alignment created in ensembles of rhodamine 6G molecules in solution following two-photon excitation. Hexadecapole molecular alignment is an unavoidable consequence of two-photon excitation but is not observed in spontaneous emission. For a single element diagonal tran...

2012
Kirk T. McDonald Joseph Henry

An electrically neutral current-loop, with magnetic dipole m0, that is at rest in a static, uniform electric field E0 experiences no force or torque. However, if that system is observed in the lab frame where the loop has velocity v parallel to E0, and v c, where c is the speed of light, then there appears to be an electric dipole moment, p = v/c×m0 associated with the loop (in Gaussian units)....

Journal: :Faraday discussions 2009
M R Tarbutt J J Hudson B E Sauer E A Hinds

Heavy polar molecules can be used to measure the electric dipole moment of the electron, which is a sensitive probe of physics beyond the Standard Model. The value is determined by measuring the precession of the molecule's spin in a plane perpendicular to an applied electric field. The longer this precession evolves coherently, the higher the precision of the measurement. For molecules in a tr...

2008
Andrew Gould

The frequency of microlensing planet detections, particularly in difficult-tomodel high-magnification events, is increasing. Their analysis can require tens of thousands of processor hours or more, primarily because of the high density and high precision of measurements whose modeling requires time-consuming finitesource calculations. I show that a large fraction of these measurements, those th...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2004
Z Suo W Hong

Adsorbed on a solid surface, a molecule can migrate and carry an electric dipole moment. A nonuniform electric field can direct the motion of the molecule. A collection of the same molecules may aggregate into a monolayer island on the solid surface. Place such molecules on a dielectric substrate surface, beneath which an array of electrodes is buried. By varying the voltages of the electrodes ...

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