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相关论文: Exact Solutions of Effective Mass Dirac Equation w…

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We study the effect of spatially dependent mass function over the solution of the Dirac equation with the Coulomb potential in the (3+1)-dimensions for any arbitrary spin-orbit $\kappa $ state$.$ In the framework of the spin and pseudospin…

数学物理 · 物理学 2010-03-16 Sameer M. Ikhdair , Ramazan Sever

We study $(2+1)$ dimensional Dirac equation with complex scalar and Lorentz scalar potentials. It is shown that the Dirac equation admits exact analytical solutions with real eigenvalues for certain complex potentials while for another…

量子物理 · 物理学 2015-06-22 C. -L. Ho , P. Roy

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…

数学物理 · 物理学 2018-02-14 Eser Olgar , Hayder M. Dhahir , H. Mutaf

The Dirac equation is solved approximately for the Hulthen potential with the pseudospin symmetry for any spin-orbit quantum number $\kappa$ in the position-dependent mass background. Solutions are obtained reducing the Dirac equation into…

量子物理 · 物理学 2008-08-08 Sameer M. Ikhdair , Ramazan Sever

We deal with the exact solutions of Schrodinger equation characterized by position-dependent effective mass via point canonical transformations. The Morse, Poschl-Teller and Hulthen type potentials are considered respectively. With the…

量子物理 · 物理学 2007-12-27 Metin Aktas , Ramazan Sever

The modified Dirac-Pauli equations, which are introduced by means of ${\gamma_5}$-mass factorization of the ordinary Klein-Gordon operator, are considered. We also take into account the interaction of fermions with the intensive homogenous…

高能物理 - 理论 · 物理学 2015-06-19 Vasily N. Rodionov

The exact bound state solutions of the Dirac-Pauli equation are studied for an appropriate position-dependent mass function by using the Nikiforov-Uvarov method. For a central electric field having a shifted inverse linear term, all two…

量子物理 · 物理学 2017-02-01 Altug Arda , Ramazan Sever

Exact solution of the Dirac equation for a special form of the Woods-Saxon potential is obtained for the s-states. The energy eigenvalues and two-component spinor wave functions are derived by using a systematical method which is called as…

核理论 · 物理学 2009-11-11 Cuneyt Berkdemir , Ayse Berkdemir , Ramazan Sever

Two dimensional massless Dirac Hamiltonian under the influence of hyperbolic magnetic fields is mentioned in curved space. Using a spherical surface parametrization, the Dirac operator on the sphere is presented and the system is given as…

数学物理 · 物理学 2014-07-01 Özlem Yeşiltaş

We study a relativistic charged Dirac particle moving in a rotating magnetic field. By using a time-dependent unitary transformation, the Dirac equation with the time-dependent Hamiltonian can be reduced to a Dirac-like equation with a…

量子物理 · 物理学 2009-11-07 Qiong-gui Lin

We consider the three-dimensional Dirac equation in spherical coordinates with coupling to static electromagnetic potential. The space components of the potential have angular (non-central) dependence such that the Dirac equation is…

高能物理 - 理论 · 物理学 2008-11-26 A. D. Alhaidari

We employ the point canonical transformation (PCT) to solve the D-dimensional Schr\"{o}dinger equation with position-dependent effective mass (PDEM) function for two molecular pseudoharmonic and modified Kratzer (Mie-type) potentials. In…

量子物理 · 物理学 2015-05-13 Sameer M. Ikhdair , Ramazan Sever

We consider $(2+1)$ dimensional massless Dirac equation in the presence of complex vector potentials. It is shown that such vector potentials (leading to complex magnetic fields) can produce bound states and the Dirac Hamiltonians are…

高能物理 - 理论 · 物理学 2014-04-21 Orlando Panella , Pinaki Roy

We obtain solutions of the three dimensional Dirac equation for radial power-law potentials at rest mass energy as an infinite series of square integrable functions. These are written in terms of the confluent hypergeometric function and…

数学物理 · 物理学 2009-11-10 A. D. Alhaidari

We consider the nonlinear Schr\"{o}dinger equation with a repulsive Dirac delta potential in one dimensional Euclidean space. We classify the global dynamics of even solutions with the same action as the high-frequency ground state standing…

偏微分方程分析 · 数学 2022-11-29 Stephen Gustafson , Takahisa Inui

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…

量子物理 · 物理学 2015-05-20 Altug Arda , Ramazan Sever

The solvability of The Dirac equation is studied for the exponential-type potentials with the pseudospin symmetry by using the parametric generalization of the Nikiforov-Uvarov method. The energy eigenvalue equation, and the corresponding…

量子物理 · 物理学 2015-05-14 Altug Arda , Ramazan Sever , Cevdet Tezcan

The Dirac equation in (1+1) dimensions with a non-local PT-symmetric potential of separable type is studied by means of the Green function method: properties of bound and scattering states are derived in full detail and numerical results…

量子物理 · 物理学 2008-11-11 Francesco Cannata , Alberto Ventura

In this article, we have introduced a $\mathcal{PT}$ symmetric non-Hermitian Hamiltonian model which is given as $\hat{\mathcal{H}}=\omega (\hat{b}^{\dag}\hat{b}+1/2)+ \alpha (\hat{b}^{2}-(\hat{b}^{\dag})^{2})$ where $\omega$ and $\alpha$…

数学物理 · 物理学 2015-06-12 O. Yesiltas

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…

广义相对论与量子宇宙学 · 物理学 2018-06-12 V. P. Neznamov , V. E. Shemarulin