# vector potential

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## vector potential

[′vek·tər pə‚ten·chəl]
(electromagnetism)
A vector function whose curl is equal to the magnetic induction. SymbolizedA. Also known as magnetic vector potential.
(physics)
Any vector function whose curl is equal to some solenoidal vector field.
References in periodicals archive ?
q) is the vector potential of the magnetic field created by the molecular magnetizing currents.
We write down the perturbed solution of the Dirac equation under an incident radiation field described by the vector potential,
Here, A represents the zeropoint electromagnetic field vector potential.
Finally, he considers the basic aspect of quantum electrodynamics related to the quantization of the vector potential amplitude of the electromagnetic field to a single photon state, and advances elaborations on its relationship with the classical electromagnetic wave theory and the vacuum.
In quantum mechanics, a vector potential is said to have a direct significance to particles moving in a magnetic field.
in the crank- Nicholson method the vector potential at a time step k + 1 is approximated
Recent studies have shown that the mosquito has expanded not only its geographic distribution but also improved its vector potential to transmit JEV in many countries (3,10).
Scores of SCLs have been identified in this investigation, and several of them have been presented here, ranging from demystifying the electric field vector resolution, to applying Kirchhoff s voltage and current rules in circuit analysis, to analyzing cycloid type motion of a charged particle in simultaneous static electric and magnetic fields, to obtaining the magnetic induction from the magnetic vector potential of a current in a finite straight wire segment.
5,905,265 explains how a skin lotion is made by putting a solution of mostly water in a "Wekroma-Bio-Transfer device" which applies a "magnetic vector potential field" to the solution while at the same time "information energy" is applied to the solution via a probe.
The partial differential equations for magnetic field in term of vector potential A which has only one component in the z direction and is not dependent on the z coordinate, can be expressed by
Femm goes about finding a field that satisfies (4) and (6) via magnetic vector potential approach.
However, when the frequency tends to zero, the method-of-moment (MoM) solution of the EFIE using the Rao-Wilton-Glisson (RWG) basis functions  suffers from the low-frequency breakdown, where the contribution from the vector potential is extremely imbalanced with that from the scalar potential.

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