English
Related papers

Related papers: Effective Mass Dirac-Morse Problem with any kappa-…

200 papers

The energy eigenvalues and the corresponding eigenfunctions of the one-dimensional Klein-Gordon equation with q-parameter Poschl-Teller potential are analytically obtained within the position-dependent mass formalism. The parametric…

Quantum Physics · Physics 2015-05-14 Altug Arda , Ramazan Sever , Cevdet Tezcan

Approximate analytic solutions of the Dirac equation with Tietz-Hua (TH) potential are obtained for arbitrary spin-orbit quantum number using the Pekeris approximation scheme to deal with the spin-orbit coupling terms In the presence of…

Quantum Physics · Physics 2012-10-05 Sameer M. Ikhdair , Majid Hamzavi

Dirac equation for a charged particle in static electromagnetic field is written for special cases of spherically symmetric potentials. Besides the well known Dirac-Coulomb and Dirac-Oscillator potentials, we obtain a relativistic version…

High Energy Physics - Theory · Physics 2009-11-07 A. D. Alhaidari

A general form of the effective mass Schrodinger equation is solved exactly for Hulthen potential. Nikiforov-Uvarov method is used to obtain energy eigenvalues and the corresponding wave functions. A free parameter is used in the…

Quantum Physics · Physics 2010-05-04 Ramazan Sever , Cevdet Tezcan , Ozlem Yesiltas , Mahmut Bucurgat

The ambiguity involved in the definition of effective-mass Hamiltonians for nonrelativistic models is resolved using the Dirac equation. The multistep approximation is extended for relativistic cases allowing the treatment of arbitrary…

Condensed Matter · Physics 2009-10-31 R. Renan , M. H. Pacheco , C. A. S. Almeida

The one-dimensional effective-mass Klein-Gordon equation for the real, and non-\textrm{PT}-symmetric/non-Hermitian generalized Morse potential is solved by taking a series expansion for the wave function. The energy eigenvalues, and the…

Quantum Physics · Physics 2015-05-20 Altug Arda , Ramazan Sever

We obtain analytic solutions for the one-dimensional Dirac equation with the Morse potential as an infinite series of square integrable functions. These solutions are for all energies, the discrete as well as the continuous. The elements of…

Mathematical Physics · Physics 2015-06-26 A. D. Alhaidari

The bound state solution of Coulomb Potentials in the Dirac equation is calculated for position dependent mass function M(r) within the framework of asymptotic iteration method (AIM). The eigenfunctions are derived in terms of…

Mathematical Physics · Physics 2018-02-14 Eser Olgar , Hayder M. Dhahir , H. Mutaf

We solve the parametric generalized effective Schr\"odinger equation with a specific choice of posi-tion-dependent mass function and Morse oscillator potential by means of the Nikiforov-Uvarov (NU) method combined with the Pekeris…

Quantum Physics · Physics 2012-07-20 Sameer M. Ikhdair

Approximate scattering and bound state solutions of the one-dimensional effective-mass Dirac equation with the Woods-Saxon potential are obtained in terms of the hypergeometric-type functions. Transmission and reflection coefficients are…

Mathematical Physics · Physics 2012-05-01 Oktay Aydoğdu , Altug Arda , Ramazan Sever

The extended Cornell potential which the harmonic oscillator potential is included in the original Cornell potential. The Dirac equation is solved by reducing the Dirac equation to the form of Schrodinger equation. The Nikiforov-Uvarov…

Quantum Physics · Physics 2015-07-19 M. Abu-Shady

Using the Newman-Penrose formalism we calculate the positive energy momentum eigenstates of the Dirac equation for a plane polarized grav- itational wave pulse. We then consider Dirac particles whose spins are polarized in each orthonormal…

General Relativity and Quantum Cosmology · Physics 2018-06-04 Peter Collas , David Klein

The role of the Hulthen potential on the spin and pseudospin symmetry solutions is investigated systematically by solving the Dirac equation with attractive scalar S(r) and repulsive vector V(r) potentials. The spin and pseudospin symmetry…

Quantum Physics · Physics 2011-10-07 Sameer Ikhdair , Cüneyt Berkdemir , Ramazan Sever

We approximately solve the Dirac equation for the inversely quadratic Yukawa (IQY) potential including a Coulomb-like tensor potential with arbitrary spin-orbit coupling quantum number . In the framework of the spin and pseudospin (pspin)…

Quantum Physics · Physics 2012-04-02 Majid Hamzavi , Sameer M. Ikhdair , B. I. Ita

The Nikiforov-Uvarov method is employed to calculate the the Schrodinger equation with a rotation Morse potential. The bound state energy eigenvalues and the corresponding eigenfunction are obtained. All of these calculation present an…

Quantum Physics · Physics 2015-06-26 Cuneyt Berkdemir , Jiaguang Han

A one-dimensional Schr\"odinger equation with position-dependent effective mass in the kinetic energy operator is studied in the framework of an $so(2,1)$ algebra. New mass-deformed versions of Scarf II, Morse and generalized…

Quantum Physics · Physics 2009-11-10 B. Bagchi , P. Gorain , C. Quesne , R. Roychoudhury

The bispinor wave function finds its fundamental application in the study of electrons, neutrinos and protons as particles bound by their own potentials. Classical electromagnetism and the Dirac electron theory appear to be natural…

Quantum Physics · Physics 2016-09-08 Yair Goldin

The Klein-Gordon equation is solved approximately for the Hulth\'{e}n potential for any angular momentum quantum number $\ell$ with the position-dependent mass. Solutions are obtained reducing the Klein-Gordon equation into a…

Mathematical Physics · Physics 2009-11-13 Altug Arda , Ramazan Sever , Cevdet Tezcan

We solve the relativistic equations(Klein-Gordon and Dirac equation) via the conventional Nikiforov-Uvarov method. In order to overcome the centrifugal barrier, we employed the well-known Greene and Aldrich approximation scheme. The…

Quantum Physics · Physics 2019-09-18 P. O. Okoi , C. O. Edet , T. O. Magu

Given a spatially dependent mass distribution we obtain potential functions for exactly solvable nonrelativistic problems. The energy spectrum of the bound states and their wavefunctions are written down explicitly. This is accomplished by…

Quantum Physics · Physics 2009-11-07 A. D. Alhaidari