electric dipole


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to electric dipole: Electric flux, magnetic dipole

electric dipole

[i¦lek·trik ′dī‚pōl]
(electricity)
A localized distribution of positive and negative electricity, without net charge, whose mean positions of positive and negative charges do not coincide.
References in periodicals archive ?
Let the electric dipole antenna be represented by a pair of spheres seperated by a distance 5 with a sinusoidal charge Q as shown in figure 1.
Finally, and again referring to Jibu and Yasue (1997) for details, the required level of excitations of the quantized EM-field, namely the photon emission as induced by the electric dipoles of tubulin, is attained when the pumping rate [S.
Within the next few months, scientists at Imperial College London are expected to report the latest limit on the size of the electron electric dipole moment, the first such improvement in a decade.
But even in substances such as water, in which the molecule possesses a very large electric dipole moment, the ferro-electric state does not seem to be able to occur spontaneously, as in the magnetic case below the Curie temperature.
10] from the experimental limit on the electric dipole moment of the neutron.
Sample of questions pursued in neutron-particle physics experiments Observable Questions pursued Neutron electric dipole moment Why did so much matter survive the Big Bang?
4]He), and the search for a nonzero neutron electric dipole moment (EDM), using UCNs and superfluid helium.
The possible existence of a nonzero electric dipole moment (EDM) of the neutron is of great fundamental interest in itself and directly impacts our understanding of the nature of electro-weak and strong interactions.
a measurement of the neutron electric dipole moment (EDM), the magnetic field has to be stable in time on a level below picoTesla.
x] configuration for the control and stabilization of magnetic field fluctuations and gradients in a new experiment searching for a permanent electric dipole moment of the neutron.
There are two possible ways to obtain polarized UCN for the electric dipole moment (EDM) experiment: either one uses magnetized ferromagnetic layers on thin foils [1] or one uses strong magnetic fields of the order of 5 T.