vector current

vector current

[′vek·tər ‚kə·rənt]
(particle physics)
A current which behaves as a vector under Lorentz transformations, rather than as an axial vector.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Figure 3 shows the simulation results of the electrical field distribution and vector current density of the proposed absorber when the E- and H-fields are incident on x and y polarization, respectively.
The vector current density flows in the y direction, as shown in Figure 3(b).
This result is in agreement with the conservation of vector current in weak interactions.
In the middle volume of a three-volume set of textbooks for a series of courses that replaced the traditional course of theoretical physics, Maiani illustrates the conceptual route that led to the unification of the weak and electromagnetic interactions, starting from the identification of the weak hadronic current with the isotopic spin current; through the conserved vector current hypothesis of Fenman, Gell-Mann, and others; to Yang-Mills theory and to the first electroweak theory of Glashow.
The amplitude of the impressed stator vector current is can be expressed with the d-q-axis current and the voltage can be expressed by the battery as it follows:
Lee, the first two Chinese Nobel Laureates; conducted experiments in beta decay and the experimental confirmation of vector current conservation in beta decay; participated in the Manhattan Project; and was the first female President of the American Physical Society.
As we know the current distribution on the ground plane of the conventional patch antenna mainly concentrates just under the patch, as shown in Figure 3, which is the vector current distribution of the resonant frequency 5.61 GHz at 0 degrees.
An exception is the value of the quark-condensate which is related to the pion decay constant through (4).As an example, let us consider the conserved vector current correlator
Experimental constraints on the values of [lambda] and |[V.sub.ud]| are coming from nuclear [0.sup.+] - [0.sup.+] beta decays [4], CKM unitarity (assumes conserved vector current, CKM unitarity, and values of |[V.sub.us]| and |[V.sub.ub]| from [3]), measurements of the neutron beta decay correlation A [5]
Without requiring polarimetry, this decay parameter can be used to measure [lambda]([g.sub.a]/[g.sub.v]), test Cabibbo-Kobayashi-Maskawa (CKM) unitarity, limit scalar and tensor currents, and search for Charged Vector Current (CVC) violation.
Precision measurements of these parameters can test the unitarity of the Cabibbo-Kobayashi-Maskawa (CKM) matrix, provide limits on weak scalar and tensor currents, right-handed currents, conserved vector current (CVC) violation and second-class currents, and other possible new physics beyond the Standard Model of particle physics.