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Stability analysis of orbital modes for a generalized Lane–Emden equation
Ronald Adams
Stefan C. Mancas
Haret Codratian Rosu
En Embargo
31-03-2021
Atribución-NoComercial-SinDerivadas
https://doi.org/10.1016/j.cnsns.2018.08.001
Stability analysis
Nonautonomous system
Lyapunov function
Numerical orbital modes
Generalized Lane-Emden equation
"We present a stability analysis of the standard nonautonomous systems type for a recently introduced generalized Lane-Emden equation which is shown to explain the presence of some of the structures observed in the atomic spatial distributions of magnetically-trapped ultracold atomic clouds. A Lyapunov function is defined which helps us to prove that stable spatial structures in the atomic clouds exist only for the adiabatic index y = 1+1 /n with even n. In the case when n is odd we provide an instability result indicating the divergence of the density function for the atoms. Several numerical solutions, which according to our stability analysis are stable, are also presented."
Elsevier
2019
Artículo
Ronald Adams, Stefan C. Mancas, Haret C. Rosu, Stability analysis of orbital modes for a generalized Lane–Emden equation, Communications in Nonlinear Science and Numerical Simulation, Volume 68, 2019, Pages 63-71, https://doi.org/10.1016/j.cnsns.2018.08.001.
MATEMÁTICAS
Versión revisada
submittedVersion - Versión revisada
Aparece en las colecciones: Publicaciones Científicas Nanociencias y Materiales