Results 41 to 50 of about 794 (57)

A Remark on Unconditional Uniqueness in the Chern-Simons-Higgs Model [PDF]

open access: yes, 2013
The solution of the Chern-Simons-Higgs model in Lorenz gauge with data for the potential in $H^{s-1/2}$ and for the Higgs field in $H^s \times H^{s-1}$ is shown to be unique in the natural space $C([0,T];H^{s-1/2} \times H^s \times H^{s-1})$ for $s \ge 1$
Daniel   +2 more
core  

Multiple Aharonov--Bohm eigenvalues: the case of the first eigenvalue on the disk

open access: yes, 2018
It is known that the first eigenvalue for Aharonov--Bohm operators with half-integer circulation in the unit disk is double if the potential's pole is located at the origin. We prove that in fact it is simple as the pole $a\neq 0$
Abatangelo, Laura
core   +1 more source

Classical-quantum correspondence for shape-invariant systems

open access: yes, 2015
A quantization procedure, which has recently been introduced for the analysis of Painlev\'e equations, is applied to a general time-independent potential of a Newton equation.
Grundland, A. M., Riglioni, D.
core   +1 more source

Existence of global-in-time solutions to a generalized Dirac-Fock type evolution equation

open access: yes, 2005
We consider a generalized Dirac-Fock type evolution equation deduced from no-photon Quantum Electrodynamics, which describes the self-consistent time-evolution of relativistic electrons, the observable ones as well as those filling up the Dirac sea. This
A. Uehling E.   +29 more
core   +3 more sources

Inverse Scattering at a Fixed Energy for Long-Range Potentials

open access: yes, 2006
In this paper we consider the inverse scattering problem at a fixed energy for the Schr\"odinger equation with a long-range potential in $\ere^d, d\geq 3$.
Weder, Ricardo, Yafaev, Dimitri
core   +2 more sources

Dispersive estimates and NLS on product manifolds

open access: yes, 2010
We prove a general dispersive estimate for a Schroedinger type equation on a product manifold, under the assumption that the equation restricted to each factor satisfies suitable dispersive estimates.
Pierfelice, Vittoria
core  

Low regularity well-posedness for the one-dimensional Dirac - Klein - Gordon system

open access: yes, 2006
Local well-posedness for the Dirac - Klein - Gordon equations is proven in one space dimension, where the Dirac part belongs to H^{-{1/4}+\epsilon} and the Klein - Gordon part to H^{{1/4}-\epsilon} for 0 < \epsilon < 1/4, and global well-posedness, if ...
Pecher, Hartmut
core   +3 more sources

Self-Adjoint Dirac Operators on Domains in R 3. [PDF]

open access: yesAnn Henri Poincare, 2020
Behrndt J, Holzmann M, Mas A.
europepmc   +1 more source

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