Symmetries of F-Cohomological Field Theories and F-Topological Recursion
Sign Up to like & getrecommendations! Published in 2024 at "Communications in Mathematical Physics"
DOI: 10.1007/s00220-025-05347-w
Abstract: We define F-topological recursion (F-TR) as a non-symmetric version of topological recursion, which associates a vector potential to some initial data. We describe the symmetries of the initial data for F-TR and show that, at… read more here.
Keywords: recursion; field theories; cohomological field; vector potential ... See more keywords
Squeezing of Relative and Center-of-Orbit Coordinates of a Charged Particle by Step-Wise Variations of a Uniform Magnetic Field with an Arbitrary Linear Vector Potential
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Russian Laser Research"
DOI: 10.1007/s10946-018-9733-1
Abstract: We consider a quantum charged particle moving in the xy plane under the action of a time-dependent magnetic field described by means of the linear vector potential A = H(t) [−y(1 + β), x(1 −… read more here.
Keywords: center orbit; field; charged particle; linear vector ... See more keywords
The vector potential of a point magnetic dipole
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Magnetism and Magnetic Materials"
DOI: 10.1016/j.jmmm.2019.04.012
Abstract: Abstract The retarded vector potential of a point magnetic dipole possessing an arbitrary time dependence and undergoing an accelerated relativistic motion is derived. A novel expression for the angular distribution of the radiated power of… read more here.
Keywords: magnetic dipole; point magnetic; dipole; potential point ... See more keywords
Vector Potential Photoelectron Microscopy Instrument Design.
Sign Up to like & getrecommendations! Published in 2020 at "Ultramicroscopy"
DOI: 10.1016/j.ultramic.2020.113022
Abstract: This report covers the main aspects of designing a vector potential photoelectron microscope (VPPEM). While the VPPEM is straightforward in concept, there are several areas where the optimum configuration of the optics is not immediately… read more here.
Keywords: potential photoelectron; instrument; vector potential; microscopy ... See more keywords
Controlling Andreev Bound States with the Magnetic Vector Potential
Sign Up to like & getrecommendations! Published in 2022 at "Nano Letters"
DOI: 10.1021/acs.nanolett.2c03130
Abstract: Tunneling spectroscopy measurements are often used to probe the energy spectrum of Andreev bound states (ABSs) in semiconductor-superconductor hybrids. Recently, this spectroscopy technique has been incorporated into planar Josephson junctions (JJs) formed in two-dimensional electron… read more here.
Keywords: bound states; andreev bound; vector potential; spectroscopy ... See more keywords
A synthetic magnetic vector potential in a 2D superconducting qubit array
Sign Up to like & getrecommendations! Published in 2024 at "Nature Physics"
DOI: 10.1038/s41567-024-02661-3
Abstract: Superconducting quantum processors are a compelling platform for analogue quantum simulation due to the precision control, fast operation and site-resolved readout inherent to the hardware. Arrays of coupled superconducting qubits natively emulate the dynamics of… read more here.
Keywords: field; vector; synthetic magnetic; vector potential ... See more keywords
A novel vector potential random flow generation method for synthesizing divergence-free homogeneous isotropic turbulence with arbitrary spectra
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Fluids"
DOI: 10.1063/5.0194006
Abstract: A novel method, known as the vector potential random flow generation (VPRFG) method, is introduced for synthesizing divergence-free homogeneous isotropic turbulence with arbitrary spectra. First, the proposed approach employs the random-flow-generation-based method to create a… read more here.
Keywords: method; flow generation; random flow; turbulence ... See more keywords
Quantized vector potential and alternative views of the magnetic Aharonov-Bohm phase shift
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review A"
DOI: 10.1103/physreva.95.052124
Abstract: We give a complete quantum analysis of the Aharonov-Bohm (AB) magnetic phase shift involving three entities: the electron, the charges constituting the solenoid current, and the vector potential. The usual calculation supposes that the solenoid's… read more here.
Keywords: shift; phase shift; vector potential; wave function ... See more keywords
Hyperbolicity of divergence cleaning and vector potential formulations of general relativistic magnetohydrodynamics
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review D"
DOI: 10.1103/physrevd.99.104034
Abstract: We examine hyperbolicity of general relativistic magnetohydrodynamics with divergence cleaning, a flux-balance law form of the model not covered by our earlier analysis. The calculations rely again on a dual-frame approach, which allows us to… read more here.
Keywords: general relativistic; relativistic magnetohydrodynamics; vector potential; magnetohydrodynamics ... See more keywords
Auto-Gauging of Vector Potential by Parallel Sparse Direct Solvers—Numerical Observations
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2019.2892868
Abstract: When using magnetic vector potential (MVP)-based formulations for magnetostatic or eddy-current problems, either gauge conditions specifying the divergence of the MVP or tree gauging by eliminating redundant degrees of freedom of the MVP is usually… read more here.
Keywords: direct solvers; vector potential; sparse direct; parallel sparse ... See more keywords
Air Gap and Edge Effect in the 2-D/1-D Method With the Magnetic Vector Potential ${A}$ Using MSFEM
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2019.2949004
Abstract: Eddy currents (ECs) are simulated in a single laminate, representing the whole core of an electrical machine. Despite this drastic reduction in the complexity of the problem, a 3-D finite-element model turns out to be… read more here.
Keywords: air gap; vector potential; gap edge; edge effect ... See more keywords