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Related papers: $H_3^{++}$ molecular ions can exist in strong magn…

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By Using the variational Monte Carlo (VMC) method, we calculate the 1s{\sigma}_g state energies, the dissociation energies and the binding energies of the hydrogen molecule and its molecular ion in the presence of an aligned magnetic field…

Atomic Physics · Physics 2016-06-29 S. B. Doma , M. Abu-Shady , F. N. El-Gamma , A. A. Amer

Magnetic fields created in the noncentral heavy-ion collision are studied within a microscopic transport model, namely the Ultrarelativistic Quantum Molecular Dynamics model (UrQMD). Simulations were carried out for different impact…

Nuclear Theory · Physics 2010-01-07 V. Skokov , A. Illarionov , V. Toneev

We calculate the atomic structure of hydrogen and helium, atoms and molecules in an intense magnetic field, analytically and numerically with a judiciously chosen basis.

Atomic Physics · Physics 2009-10-31 Jeremy S. Heyl , Lars Hernquist

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

In this study, we develop and implement a specialized coupled-cluster (CC) approach tailored for accurately describing atoms and molecules in strong magnetic fields. Using the open-source Ghent Quantum Chemistry Package (\texttt{GQCP}) in…

Atomic Physics · Physics 2025-07-14 T. Zalialiutdinov , D. Solovyev

The electronic structure of the ground and some excited states of neutral atoms with the nuclear charge numbers $1\leq Z \leq 10$ and their single positive ions are investigated by means of our 2D mesh Hartree-Fock method for strong…

Atomic Physics · Physics 2009-10-31 M. V. Ivanov , P. Schmelcher

Energetic particles with energies from tens of keV to a few hundreds keV are frequently observed in the Earth's magnetotail. Here we study, by means of a test particle numerical simulation, the acceleration of different ion species…

Plasma Physics · Physics 2017-11-29 F. Catapano , G. Zimbardo , S. Perri , A. Greco , D. Delcourt , A. Retino , I. J. Cohen

Magnetic monopoles, if they exist, would be produced amply in strong magnetic fields and high temperatures via the thermal Schwinger process. Such circumstances arise in heavy ion collisions and in neutron stars, both of which imply lower…

High Energy Physics - Phenomenology · Physics 2017-12-20 Oliver Gould , Arttu Rajantie

Magnetic fields are generated in ionized objects rotating with respect to a radiation background. Based on conservation of canonical ion momentum, it has been previously suggested that even if the radiation intensity is unrestricted the…

Astrophysics · Physics 2009-11-10 L. Chuzhoy

The variational Monte Carlo method is applied to investigate the ground state energy of the lithium atom and its ions up to Z=10 in the presence of an external magnetic field regime with {\gamma}=0 ~ 100 a.u. Our calculations are based on…

Atomic Physics · Physics 2016-02-24 S. B. Doma , M. O. Shaker , A. M. Farag , F. N. El-Gammal

The properties of matter are significantly modified by strong magnetic fields, $B>>2.35\times 10^9$ Gauss ($1 G =10^{-4} Tesla$), as are typically found on the surfaces of neutron stars. In such strong magnetic fields, the Coulomb force on…

Astrophysics · Physics 2008-11-26 Dong Lai

Five physics mechanisms of interaction leading to the binding of the ${\rm H}_3^+$ molecular ion are identified. They are realized in a form of variational trial functions and their respective total energies are calculated. Each of them…

Chemical Physics · Physics 2015-06-12 A. V. Turbiner , J. C. Lopez Vieyra

The quadrupole moment of a hydrogen atom in a magnetic field for field strengths from 0 to 4.414e13 G is calculated by two different methods. The first method is variational, and based on a single trial function. The second method deals…

Atomic Physics · Physics 2007-05-23 A. Y. Potekhin , A. V. Turbiner

The magnetic grid molecule Mn(II)-[3 x 3] has been studied by high-field torque magnetometry at 3He temperatures. At fields above 5 T, the torque vs. field curves exhibit an unprecedented oscillatory behavior. A model is proposed which…

Condensed Matter · Physics 2009-11-10 O. Waldmann , S. Carretta , P. Santini , R. Koch , A. G. M. Jansen , G. Amoretti , R. Caciuffo , L. Zhao , L. K. Thompson

The magnetic field created in proton-proton and nucleus-nucleus collisions at ultra high energies are studied with models of point-like charges and hard sphere for distribution of the constituents for vacuum conditions. The various beam…

Nuclear Theory · Physics 2019-07-03 V. A. Okorokov

We show that several qubits can be integrated in a single magnetic ion, using its internal electronic spin states with energies tuned by a suitably chosen molecular environment. This approach is illustrated with a nearly-isotropic Gd(III)…

Several mechanisms have been proposed to generate primordial magnetic fields and it is often assumed that magnetic fields are not affected by a sharp drop in ionization rate due to the cosmic recombination. We investigate the validity of…

Astrophysics · Physics 2008-04-23 Keitaro Takahashi

We present the theory of radiative association of atoms and molecules, and we apply it to the (H$_2$-H$^-$) van der Waals complex. We discuss the possibility for the H$_3^-$ ion to be formed in the interstellar medium in an environment with…

Atomic Physics · Physics 2009-10-14 V. Kokoouline , M. Ayouz , R. Guerout , M. Raoult , J. Robert , O. Dulieu

This paper is a theoretical work in support of a newly proposed experiment (R. Stutz and E. Cornell, Bull. Am. Soc. Phys. 89, 76 2004) that promises greater sensitivity to measurements of the electron's electric dipole moment (EDM) based on…

Atomic Physics · Physics 2009-11-11 Edmund R. Meyer , John L. Bohn , Michael P. Deskevich

The study of the magnetic properties of atoms and nuclei was performed. A linear dependence between the strength of the magnetic field at the nucleus and the effective charge divided by the major quantum number were analyzed and explained.…

Atomic Physics · Physics 2024-09-02 Andrzej Tucholski , Zygmunt Patyk