Analytical spatiotemporal soliton solutions to (3+1)-dimensional cubic-quintic nonlinear Schrödinger equation with distributed coefficients

2012 ◽  
Vol 53 (10) ◽  
pp. 103704 ◽  
Author(s):  
Hitender Kumar ◽  
Anand Malik ◽  
Fakir Chand
2008 ◽  
Vol 2008 ◽  
pp. 1-14 ◽  
Author(s):  
Juan Belmonte-Beitia

We give a proof of the existence of stationary bright soliton solutions of the cubic-quintic nonlinear Schrödinger equation with inhomogeneous nonlinearity. By using bifurcation theory, we prove that the norm of the positive solution goes to zero as the parameterλ, called chemical potential in the Bose-Einstein condensates' literature, tends to zero. Moreover, we solve the time-dependent cubic-quintic nonlinear Schrödinger equation with inhomogeneous nonlinearities by using a numerical method.


2001 ◽  
Vol 10 (03) ◽  
pp. 293-296 ◽  
Author(s):  
S. L. PALACIOS

A new set of soliton solutions for the cubic quintic nonlinear Schrödinger (CQNLS) equation is found. When particular cases are analyzed the conventional hyperbolic secant solitons of the NLS and CQNLS equations are obtained.


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