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The Dirac-Morse problem are investigated within the framework of an approximation to the term proportional to $1/r^2$ in the view of the position-dependent mass formalism. The energy eigenvalues and corresponding wave functions are obtained…

Quantum Physics · Physics 2012-04-16 Altug Arda , Ramazan Sever , Cevdet Tezcan , Huseyin Akcay

We establish uniform convergence, with explicit rate, of the solution to the Thomas--Fermi--von Weizs\"acker (TFW) Yukawa model to the solution of the TFW Coulomb model, for general condensed nuclear configurations. As a consequence, we…

Mathematical Physics · Physics 2016-01-07 Faizan Q. Nazar

We carried out a nested Schrieffer-Wolff transformation of an Anderson two-impurity Hamiltonian to study the spin-spin coupling between two dynamical quantum dots under the influence of rotating transverse magnetic field. As a result of the…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Vahram L. Grigoryan , Jiang Xiao

We present a novel form of relativistic quantum mechanics and demonstrate how to solve it using a recently derived unitary perturbation theory, within partial wave analysis. The theory is tested on a relativistic problem, with two spinless,…

Quantum Physics · Physics 2021-08-11 Scott E. Hoffmann

Analytical solutions are presented for eigenvalues, eigenfunctions of {\color{red} D-dimensional Schrodinger equation having Eckart potential} within Nikiforov-Uvarov method. This uses a new, improved approximation for centrifugal term,…

Quantum Physics · Physics 2022-05-19 Debraj Nath , Amlan K. Roy

This paper is devoted to a study of relativistic eigenstates of Dirac particles which are simultaneously bound by a static Coulomb potential and added linear confining potentials. It has recently been shown that, despite the addition of…

Quantum Physics · Physics 2015-02-09 J. H. Noble , U. D. Jentschura

We study the Yukawa model with one scalar and one axial scalar fields, coupled to $N$ copies of Dirac fermions, in curved spacetime background. The theory possesses a reach set of coupling constants, including the scalar terms with odd…

High Energy Physics - Theory · Physics 2019-10-15 Iosif L. Buchbinder , Andreza Rairis Rodrigues , Eduardo Antonio dos Reis , Ilya L. Shapiro

We present quantum Monte Carlo simulations for the chiral Heisenberg Gross-Neveu-Yukawa quantum phase transition of relativistic fermions with $N=4$ Dirac spinor components subject to a repulsive, local four fermion interaction in 2+1$d$.…

Strongly Correlated Electrons · Physics 2019-10-02 Thomas C. Lang , Andreas M. Läuchli

Using the Nikiforov-Uvarov method, the bound state energy eigenvalues and eigenfunctions of the PT-/non-PT-symmetric and non-Hermitian generalized Woods-Saxon (WS) potential with the real and complex-valued energy levels are obtained in…

Quantum Physics · Physics 2009-04-21 Sameer M. Ikhdair , Ramazan Sever

The one-dimensional Klein-Gordon (KG) equation has been solved for the PT-symmetric generalized Woods-Saxon (WS) potential. The Nikiforov-Uvarov(NU} method which is based on solving the second-order linear differential equations by…

Quantum Physics · Physics 2009-11-13 Sameer M. Ikhdair , Ramazan Sever

We construct the world-line action for a Dirac particle coupled to a classical scalar or pseudo-scalar background field. This action can be used to compute loop diagrams and the effective action in the Yukawa model using the world-line…

High Energy Physics - Theory · Physics 2009-10-28 Myriam Mondragon , Lukas Nellen , Michael G. Schmidt , Christian Schubert

We present the complete solution to the so-called ``Yukawa problem'' of the Skyrme model. This refers to the perceived difficulty of reproducing---purely from soliton physics---the usual pseudovector pion-nucleon coupling, echoed by pion…

High Energy Physics - Phenomenology · Physics 2009-10-28 Nicholas Dorey , James Hughes , Michael Mattis

We obtain the energy eigenvalues and radial wave functions of the D-Dimensional Dirac equation in the case of spin symmetry for Woods-Saxon potential in minimal length formalism. The radial part of the D-Dimensional Dirac equation is solved…

Quantum Physics · Physics 2021-06-11 A Suparmi , J Akbar , C Cari

We study the Dirac-Kepler problem plus a Coulomb-type scalar potential by generalizing the Lippmann-Johnson operator to D spatial dimensions. From this operator, we construct the supersymmetric generators to obtain the energy spectrum for…

High Energy Physics - Theory · Physics 2013-04-11 D. Martinez , M. Salazar-Ramirez , R. D. Mota , V. D. Granados

In this work, we obtained analytical bound state solution of the Schr\"odinger equation with Manning Rosen plus exponential Yukawa Potential using parametric Nikiforov-Uvarov method (NU). We obtained the normalized wave function in terms of…

In nuclear-spin-polarization-induced quantum dots the electrons are confined through local nuclear spin polarization. The model electron confinement potential is time-dependent due to the nuclear spin diffusion and relaxation processes. It…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 B. F. Samsonov , Yu. V. Pershin

The oscillator representation method is presented and used to calculate the energy spectra for a superposition of Coulomb and power-law potentials and for Coulomb and Yukawa potentials. The method provides an efficient way to obtain…

Quantum Physics · Physics 2007-05-23 M. Dineykhan , R. G. Nazmitdinov

A generalized description of entanglement and quantum correlation properties constraining internal degrees of freedom of Dirac(-like) structures driven by arbitrary Poincar\'e classes of external field potentials is proposed. The role of…

Quantum Physics · Physics 2016-01-20 Victor A. S. V. Bittencourt , Alex E. Bernardini

By employing the Pekeris approximation, the D-dimensional Schr\"odinger equation is solved for the nuclear deformed Woods-Saxon potential plus double ring-shaped potential within the framework of the Asymptotic Iteration Method (AIM). The…

Nuclear Theory · Physics 2016-05-30 M. Chabab , A. El Batoul , M. Oulne

In this work, on the condition that scalar potential is equal to vector potential, the bound state solutions of the Klein-Fock-Gordon equation of the Manning-Rosen plus ring-shaped like potential are obtained by Nikiforov-Uvarov method. The…

Mathematical Physics · Physics 2015-06-18 A. I. Ahmadov , C. Aydin , O. Uzun