Results 111 to 120 of about 746,627 (265)

Modified Method of Simplest Equation Applied to the Nonlinear Schrödinger Equation

open access: yes, 2018
We consider an extension of the methodology of the modified method of simplest equation to the case of use of two simplest equations. The extended methodology is applied for obtaining exact solutions of model nonlinear partial differential equations for ...
N. Vitanov, Z. Dimitrova
semanticscholar   +1 more source

New sub-equation method to construct solitons and other solutions for perturbed nonlinear Schrödinger equation with Kerr law nonlinearity in optical fiber materials

open access: yesJournal of Ocean Engineering and Science, 2019
In a previous work, Zayed and Al-Nowehy have applied the Riccati equation mapping method combined with the generalized extended (G′/G)-expansion method and found new exact solutions of the nonlinear KPP equation.
Elsayed M.E. Zayed   +2 more
doaj  

Unveiling new exact solutions of the unstable nonlinear Schrödinger equation using the improved modified Sardar sub-equation method

open access: yesResults in Physics
The improved modified Sardar sub-equation method is used in this study to look into the complex domain of the unstable nonlinear Schrödinger equation, which is a basic idea in quantum physics.
Muhammad Ishfaq Khan   +3 more
doaj  

Strong instability of standing waves for nonlinear Schrödinger equations with double power nonlinearity [PDF]

open access: yesSUT Journal of Mathematics, 51 (2015), 49-58, 2014
We prove strong instability (instability by blowup) of standing waves for some nonlinear Schr\"odinger equations with double power nonlinearity.
arxiv  

Some solutions for a stochastic NLSE in the unstable and higher order dispersive environments

open access: yesResults in Physics, 2022
The nonlinear Schrödinger equations (NLSEs) arise from a large variety of fields, such as quantum mechanics, optical fiber communication, plasma physics, superfluid and many others.
Hanan A. Alkhidhr   +3 more
doaj  

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