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arXiv · 0708.1393

Electric Dipole Moments of Dyon and `Electron'

Makoto Kobayashi·Taichiro Kugo·Tatsuya Tokunaga
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Abstract

The electric and magnetic dipole moments of dyon fermions are calculated within N=2 supersymmetric Yang-Mills theory including the theta-term. It is found, in particular, that the gyroelectric ratio deviates from the canonical value of 2 for the monopole fermion (n_m=1,n_e=0) in the case theta\not=0. Then, applying the S-duality transformation to the result for the dyon fermions, we obtain an explicit prediction for the electric dipole moment (EDM) of the charged fermion (`electron'). It is thus seen that the approach presented here provides a novel method for computing the EDM induced by the theta-term.

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Makoto Kobayashi, Taichiro Kugo, Tatsuya Tokunaga. 2008-01-08. Electric Dipole Moments of Dyon and `Electron'. https://doi.org/10.1143/ptp.118.921

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