English
Related papers

Related papers: Algebraic method for the harmonic oscillator with …

200 papers

An explicit solution of the equation for the classical harmonic oscillator with smooth switching of the frequency has been found . A detailed analysis of a quantum harmonic oscillator with such frequency has been done on the base of the…

Quantum Physics · Physics 2007-05-23 A. Angelow

This article describes a method for constructing approximations to periodic solutions of dynamic Lorenz system with classical values of the system parameters. The author obtained a system of nonlinear algebraic equations in general form…

Numerical Analysis · Mathematics 2021-02-10 Alexander N. Pchelintsev

A generalized equation is constructed for a class of classical oscillators with strong anharmonicity which are not exactly solvable. Aboodh transform based homotopy perturbation method (ATHPM) is applied to get the approximate analytical…

Classical Physics · Physics 2019-10-01 K. Manimegalai , Sagar Zephania C F , P. K. Bera , P. Bera , S. K. Das , Tapas Sil

In this paper we study the (2 + 1)-dimensional Dirac oscillator in the noncommutative phase space and the energy eigenvalues and the corresponding wave functions of the system are obtained through the sl(2) algebraization. It is shown that…

High Energy Physics - Theory · Physics 2017-10-11 H. Panahi , A. Savadi

Harmonic oscillator in noncommutative two dimensional lattice are investigated. Using the properties of non-differential calculus and its applications to quantum mechanics, we provide the eigenvalues and eigenfunctions of the corresponding…

High Energy Physics - Theory · Physics 2019-04-11 Dine Ousmane Samary , Sêcloka Lazare Guedezounme , Antonin Danvidé Kanfon

Using Schwinger Variational Principle we solve the problem of quantum harmonic oscillator with time dependent frequency. Here, we do not take the usual approach which implicitly assumes an adiabatic behavior for the frequency. Instead, we…

Quantum Physics · Physics 2015-02-24 C. A. M. de Melo , B. M. Pimentel , J. A. Ramirez

we show that the solution to an oscillatory-singularly perturbed ordinary differential equation may be asymptotically expanded into a sum of oscillating terms. Each of those terms writes as an oscillating operator acting on the solution to…

Functional Analysis · Mathematics 2007-05-23 Emmanuel Frenod

We show that the Hilbert space of the standard linear harmonic oscillator is a complete orbit of the osp(2,1;2) spectrum-generating superalgebra, and that this is the smallest such algebraic structure. The ubiquitous appearance of the…

Mathematical Physics · Physics 2012-05-25 Tristan Hubsch

We suggest a numerical integration procedure for solving the equations of motion of certain classical spin systems which preserves the underlying symplectic structure of the phase space. Such symplectic integrators have been successfully…

Statistical Mechanics · Physics 2007-05-23 Robin Steinigeweg , Heinz-Jürgen Schmidt

We show that this problem gives rise to the same differential equation of a well known potential of ordinary quantum mechanics. However there is a subtle difference in the choice of the parameters of the hypergeometric function solving the…

High Energy Physics - Theory · Physics 2015-06-05 P. Valtancoli

We derive the partition function of the one-body and two-body systems of classical noncommutative harmonic oscillator in two dimensions. Then, we employ the path integral approach to the quantum noncommutative harmonic oscillator and derive…

High Energy Physics - Theory · Physics 2015-07-08 I. Jabbari , A. Jahan , Z. Riazi

We investigate the connection between the linear harmonic oscillator equation and some classes of second order nonlinear ordinary differential equations of Li\'enard and generalized Li\'enard type, which physically describe important…

Mathematical Physics · Physics 2016-05-26 Tiberiu Harko , Shi-Dong Liang

In this paper it is shown how to solve numerically eigenvalue problems associated to second order linear ordinary differential equations, containing also terms which depend on the variable. A didactic presentation of the Numerov Method is…

Quantum Physics · Physics 2021-10-19 F. Caruso , V. Oguri

Higgs algebras are used to construct rotational Hamiltonians. The correspondence between the spectrum of a triaxial rotor and the spectrum of a cubic Higgs algebra is demonstrated. It is shown that a suitable choice of the parameters of the…

Nuclear Theory · Physics 2008-11-26 A. Ballesteros , O. Civitarese , F. J. Herranz , M. Reboiro

To avoid problems with infinite measure, the functional integral for harmonic oscillator can be calculated by time - slicing method with continuum limit procedure proposed Gelfand and Yaglom. In previous article we proved by nonperturbative…

High Energy Physics - Theory · Physics 2008-12-18 Juraj Boháčik , Peter Prešnajder

In this paper, q-Laplace transforms related to the non-extensive thermodynamics are investigated by using the algebraic operation of the non-extensive calculus. The deformed simple harmonic problem is discussed by using the q-Laplace…

General Physics · Physics 2013-02-18 Won Sang Chung

The noncommutative harmonic oscillator in arbitrary dimension is examined. It is shown that the $\star$-genvalue problem can be decomposed into separate harmonic oscillator equations for each dimension. The noncommutative plane is…

High Energy Physics - Theory · Physics 2009-11-07 Agapitos Hatzinikitas , Ioannis Smyrnakis

We provide a systematic procedure to relate a three dimensional q-deformed oscillator algebra to the corresponding algebra satisfied by canonical variables describing noncommutative spaces. The large number of possible free parameters in…

High Energy Physics - Theory · Physics 2012-09-11 Sanjib Dey , Andreas Fring , Laure Gouba

We introduce a new approach to deriving approximate analytical solutions of a harmonic oscillator damped by purely nonlinear, or combinations of linear and nonlinear damping forces. Our approach is based on choosing a suitable trial…

Classical Physics · Physics 2025-12-30 Karlo Lelas , Robert Pezer

The regular-geometric-figure solution to the $N$-body problem is presented in a very simple way. The Newtonian formalism is used without resorting to a more involved rotating coordinate system. Those configurations occur for other kinds of…

Classical Physics · Physics 2009-11-07 Antonio S. de Castro , Cristiane A Vilela