%0 Journal Article %T New ducting model for analyzing the Gaussian beam propagation in nonlinear Kerr media and its application to spatial self-phase modulations %A Rashidian Vaziri, Mohamad Reza %A Fereshteh Hajiesmaeilbeigi %A Mohammad Hadi Maleki %J Journal of Optics(united Kingdom) %@ 2040-8978 %D 2013