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Based on the tensor method, a q-analoque of the spin-orbit coupling is introduced in a q-deformed Schroedinger equation, previously derived for a central potential. Analytic expressions for the matrix elemnets of the representation j=l\pm…

Nuclear Theory · Physics 2008-11-26 M. Micu , Fl. Stancu

We propose a new approximation scheme to obtain analytic expressions for the bound state energies and eigenfunctions of Yukawa like potentials. The predicted energies are in excellent agreement with the accurate numerical values reported in…

Quantum Physics · Physics 2007-05-23 B. Gonul , K. Koksal , E. Bakir

The exchange of light pseudoscalars between fermions leads to a spin-independent potential in order g^4, where g is the Yukawa pseudoscalar-fermion coupling constant. This potential gives rise to detectable violations of both the weak…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ephraim Fischbach , Dennis E. Krause

The relativistic wave equations determine the dynamics of quantum fields in the context of quantum field theory. One of the conventional tools for dealing with the relativistic bound-state problem is the Klein-Fock-Gordon equation. In this…

High Energy Physics - Theory · Physics 2021-02-01 A. I. Ahmadov , S. M. Aslanova , M. Sh. Orujova , S. V. Badalov

Using the Nikiforov Uvarov method, an application of the relativistic Duffin Kemmer Petiau equation in the presence of a deformed Hulthen potential is presented for spin zero particles. We derived the first order coupled differential radial…

Quantum Physics · Physics 2009-11-10 Fevziye Yasuk , Cuneyt Berkdemir , Ayse Berkdemir , Coskun Onem

We investigate the spin and pseudospin symmetry in the single-particle resonant states by solving the Dirac equation containing a Woods-Saxon potential with Green's function method. Taking double-magic nucleus $^{208}$Pb as an example,…

Nuclear Theory · Physics 2019-03-27 Ting-Ting Sun , Wan-Li Lu , Long Qian , Yu-Xiao Li

We derive the node structure of the radial functions which are solutions of the Dirac equation with scalar $S$ and vector $V$ confining central potentials, in the conditions of exact spin or pseudospin symmetry, i.e., when one has $V=\pm…

Nuclear Theory · Physics 2015-06-15 P. Alberto , A. S. de Castro , M. Malheiro

Using the approach the modified Euler-Lagrange field equation together with the corresponding Seiberg-Witten maps of the dynamical fields, a noncommutative Dirac equation with a Coulomb potential is derived. We then find the noncommutative…

Mathematical Physics · Physics 2012-08-02 Lamine Khodja , Slimane Zaim

The self-conjugate Dirac Hamiltonian is obtained in the Kerr-Newman field. A transition is implemented to a Schr\"odinger-type relativistic equation. For the case where the angular and radial variables are not separated, the method of…

General Relativity and Quantum Cosmology · Physics 2018-06-12 V. P. Neznamov , V. E. Shemarulin

In this work, we used a tool of conventional Nikiforov-Uvarov method to determine bound state solution of Schrodinger equation with quantum interaction potential called Hulthen-Yukawa inversely quadratic potential (HYIQP). We obtained the…

Quantum Physics · Physics 2017-02-15 Ituen B. Okon , Oyebola Popoola , Cecilia N. Isonguyo

In this article, we investigate the relativistic quantum dynamics of spin-$\frac{1}{2}$ particles in (1+2)-dimensional G\"{u}rses space-time backgrounds, and analyze the effects on the eigenvalues. We solve the Dirac equation using the…

General Relativity and Quantum Cosmology · Physics 2019-11-05 Faizuddin Ahmed

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

In the 70's Smith and Tassie, and Bell and Ruegg independently found SU(2) symmetries of the Dirac equation with scalar and vector potentials. These symmetries, known as pseudospin and spin symmetries, have been extensively researched and…

Quantum Physics · Physics 2016-01-06 P. Alberto , M. Malheiro , T. Frederico , A. de Castro

The deformed Dirac equation invariant under the $\kappa$-Poincar\'{e}-Hopf quantum algebra in the context of minimal and scalar couplings under spin and pseudospin symmetries limits is considered. The $\kappa$-deformed Pauli-Dirac…

High Energy Physics - Theory · Physics 2019-09-27 Claudio F. Farias , Edilberto O. Silva

The Dirac equation plays an essential role in the relativistic quantum systems, which is reduced to a form similar to Schrodinger equation when a certain potential's type is selected as the Cornell potential. By choosing the generalized…

High Energy Physics - Phenomenology · Physics 2023-03-24 M. Abu-Shady , Mohammed K. A. Kaabar

We use the Nikiforov-Uvarov method to calculate the bound states (energy spectra and wave functions) of a two-dimensional (2D) electron gas interacted with an exactly solvable pseudoharmonic confinement potential in a strong uniform…

Mesoscale and Nanoscale Physics · Physics 2011-11-11 Sameer M. Ikhdair

An approximate bound state solution of the Klein-Gordon equation is derive analytically for the 3-dimensional space with a combination framework of linear plus modified Yukawa Potential (LIMYP) using the Nikiforov-Uvarov (N-U) method for…

High Energy Physics - Phenomenology · Physics 2023-07-21 Kaushal R Purohit , Ajay Kumar Rai , Rajendrasinh H Parmar

Pseudo-spin symmetry in nuclei is investigated considering the Dirac equation with a Lorentz structured Woods-Saxon potential. The isospin correlation of the energy splittings of pseudo-spin partners with the nuclear potential parameters is…

Nuclear Theory · Physics 2009-11-06 P. Alberto , M. Fiolhais , M. Malheiro , A. Delfino , M. Chiapparini

The analytical solutions of the Klein-Gordon equation with the Yukawa potential is presented within the framework of an approximation to the centrifugal potential for any arbitrary state with the position-dependent mass using the parametric…

Quantum Physics · Physics 2017-08-14 C. A. Onate , A. N. Ikot , M. C. Onyeaju , O. Ebomwonyi

It is shown that the application of the Nikiforov-Uvarov method by Ikhdair for solving the Dirac equation with the radial Rosen-Morse potential plus the spin-orbit centrifugal term is inadequate because the required conditions are not…

Quantum Physics · Physics 2016-03-23 A. Ghoumaid , F. Benamira , L. Guechi
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