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Dirac Equation for the Generalized Deng-Fan Potential with Coulomb and Yukawa Tensor Interactions
A. N. Ikot,H. Hassanabadi,B. H. Yazarloo,S. Zarrinkamar 한국물리학회 2013 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.63 No.8
In this paper, we investigate the bound-state solutions of the Dirac equation with the generalizedDeng-Fan potential within the framework of spin and pseudospin symmetries and with Coulomblikeand Yukawa-like tensor interactions by using a supersymmetric quantum-mechanics (SUSYQM)formulation. We obtain the energy eigenvalue equations and the corresponding upper and lowerspinor wave functions for both the spin and the pseudospin cases. We also report some numericalresults and figures to show the effect of the tensor interaction.
Akpan N. Ikot,Elham Maghsoodi,Hassan Hassanabadi,Joseph A. Obu 한국물리학회 2014 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.64 No.9
In this paper, we obtain the approximate analytical bound-state solutions of the Dirac particlewith the generalized Yukawa potential within the framework of spin and pseudospin symmetries forthe arbitrary state with a generalized tensor interaction. The generalized parametric Nikiforov-Uvarov method is used to obtain the energy eigenvalues and the corresponding wave functions inclosed form. We also report some numerical results and present figures to show the effect of thetensor interaction.
Relativistic Treatment of Spin-zero Particles Subjected to the Shifted Tietz-Wei Potential Model
C. A. Onate,A. N. Ikot,M. C. Onyeaju,E. E. Ituen,E. Aghemenloh,O. Ebomwonyi 한국물리학회 2018 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.73 No.5
The approximate solutions of the Klein-Gordon equation with the shifted Tietz-Wei potential function are thoroughly studied for Klein-Gordon equation with both 2V and V potentials by using a suitable approximation scheme for the centrifugal term in the framework of the supersymmetric approach. The non-relativistic limits in both cases are obtained, and the numerical results are computed. We have equally investigated the Fisher information on the shifted Tietz-Wei potential function in the case of the non-relativistic limit of the Klein-Gordon equation with potential V because this is only possible in the non-relativistic regime. The Fisher information is observed to be inversely proportional to both Ch and bh, where Ch is the optimization parameter and bh = fi(1 Ch), with fi being the Morse constant.
Thermodynamic Properties of the Modified Yukawa Potential
U. S. Okorie,E. E. Ibekwe,A. N. Ikot,M. C. Onyeaju,E. O. Chukwuocha 한국물리학회 2018 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.73 No.9
Within the framework of the modified factorization method, we solve the Schrodinger equation with the modified Yukawa potential. The energy spectrum is obtained using the Pekeris approximation scheme for the centrifugal term. The thermodynamic properties, including the vibrational partition function, vibrational mean energy, vibrational mean free energy, vibrational specific heat capacity and vibrational entropy, are calculated. As a special case, we compare our result with that work of Dong [Int. J. Quant. Chem. 107, 366 (2007)] and find good agreement.