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Related papers: Magnetically induced anions

200 papers

We analyse the bound states of negatively charged ions which were predicted to exist because of the presence of a magnetic field by Avron et al. We confirm that the number of such states is infinite in the approximation of an infinitely…

Atomic Physics · Physics 2009-11-06 Victor G. Bezchastnov , Peter Schmelcher , Lorenz S. Cederbaum

We report on a number of recently discovered phenomena which arise due to the interaction of the collective (CM) and internal motion of atoms moving in magnetic fields. For neutral atoms the properties of the so-called giant dipole states…

Atomic Physics · Physics 2007-05-23 Peter Schmelcher , Lorenz S. Cederbaum

A charged particle in a magnetic field possesses discrete energy levels associated with particle rotation around the field lines. A bound complex of particles with a nonzero net charge possesses an analogous levels associated with its…

Atomic Physics · Physics 2021-02-16 I. V. Demidov , A. Y. Potekhin

We introduce a semiclassical model for moving highly excited atomic ions in a magnetic field which allows us to describe the mixing of the Landau orbitals of the center of mass in terms of the electronic excitation and magnetic field. The…

Atomic Physics · Physics 2009-10-31 David M. Leitner , Peter Schmelcher

Synthetic anyons can be implemented in a noninteracting many-body system, by using specially tailored localized (physical) probes, which supply the demanded nontrivial topology in the system. We consider the Hamiltonian for noninteracting…

Strongly Correlated Electrons · Physics 2021-04-07 Frane Lunić , Marija Todorić , Bruno Klajn , Tena Dubček , Dario Jukić , Hrvoje Buljan

The lowest bound states of the hydrogen negative ion and negative donor systems in a homogeneous magnetic field are investigated theoretically via a full configuration interaction approach with an anisotropic Gaussian basis set. The broad…

Atomic Physics · Physics 2007-05-23 Alexander Al-Hujaj , Peter Schmelcher

The motion of a multi-electronic atom in an external electro-magnetic field is reconsidered. We prove that according to classical mechanics and electrodynamics, the assumption that the interaction with the magnetic field is described by…

Quantum Physics · Physics 2007-05-23 O. Chavoya-Aceves

We present a novel method for the simulation of the vibration-induced autoionization dynamics in molecular anions in the framework of the quantum-classical surface hopping approach. Classical trajectories starting from quantum initial…

Chemical Physics · Physics 2023-02-01 Kevin Issler , Roland Mitric , Jens Petersen

An effective Hamiltonian technique is used to investigate the effect of applying curled electric fields on physical properties of stress-free BiFeO3 dots being under open-circuit electrical boundary conditions. It is discovered that such…

Mesoscale and Nanoscale Physics · Physics 2011-09-15 Wei Ren , L. Bellaiche

The ground states of few electrons confined in two vertically coupled quantum rings in the presence of an external magnetic field are studied systematically within the current spin-density functional theory. Electron-electron interactions…

Mesoscale and Nanoscale Physics · Physics 2009-10-05 L. K. Castelano , G. -Q. Hai , B. Partoens , F. M. Peeters

The magnetic field dependence of the excitonic states in unstrained GaAs/AlGaAs quantum dots is investigated theoretically and experimentally. The diamagnetic shift for the ground and the excited states are studied in magnetic fields of…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Y. Sidor , B. Partoens , F. M. Peeters , N. Schildermans , M. Hayne , V. V. Moshchalkov , A. Rastelli , O. G. Schmidt

We review aspects of classical and quantum mechanics of many anyons confined in an oscillator potential. The quantum mechanics of many anyons is complicated due to the occurrence of multivalued wavefunctions. Nevertheless there exists, for…

Condensed Matter · Physics 2007-05-23 G. Date , M. V. N. Murthy , Radhika Vathsan

A system of two charged particles in a harmonic trap with additional magnetic field is considered. The problem is reduced to a single-particle one in relative coordinates. The ground- and lowest excited-state energies and wave functions are…

Quantum Physics · Physics 2013-10-16 Maciej Janowicz , Jan Mostowski

This scientific essay proposes to discuss the physical aspects of a system consisting of some non-relativistic massive charged particles, that are the sources in motion of an electromagnetic field (e.m.) propagating through the space,…

Classical Physics · Physics 2012-05-02 Sergio Severini , Alessandro Settimi

We consider free atoms and ions in $\R^3$ interacting with the quantized electromagnetic field. Because of the translation invariance we consider the reduced hamiltonian associated with the total momentum. After introducing an ultraviolet…

Mathematical Physics · Physics 2007-05-23 Laurent Amour , Benoit Grebert , Jean-Claude Guillot

This is a report on a dynamic autonomous magnetic interaction which does not depend on polarities resulting in short ranged repulsion involving one or more inertial bodies and a new class of bound state based on this interaction. Both…

Soft Condensed Matter · Physics 2020-11-24 Hamdi Ucar

The groundstate energy and binding energy of an exciton, confined in a^M quantum disk, are calculated as a function of an external magnetic field. The confinement potential is a hard wall of finite height. The diamagnetic shift is…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 K. L. Janssens , F. M. Peeters , V. A. Schweigert

By using ab initio methods on different levels we study the magnetic ground state of (finite) atomic wires deposited on metallic surfaces. A phenomenological model based on symmetry arguments suggests that the magnetization of a…

Materials Science · Physics 2009-11-10 B. Lazarovits , B. Ujfalussy , L. Szunyogh , G. M. Stocks , P. Weinberger

Baryonic states are sufficiently complex to reveal physics that is hidden in the mesonic bound states. Using gauge/gravity correspondence we study analytically and numerically baryons in theories with space-dependent $\theta$-term, or…

High Energy Physics - Theory · Physics 2018-11-21 Dimitrios Giataganas

We consider the motion of electrons confined to a two dimensional plane with an externally applied perpendicular inhomogeneous magnetic field, both with and without a Coulomb potential. We find that as long as the magnetic field is…

Mesoscale and Nanoscale Physics · Physics 2016-08-05 C. A. Downing , M. E. Portnoi
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