Quadratic fractional solitons

Chaos, Solitons & Fractals(2022)

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摘要
•Solitons in fractional Schrdinger equations with Lee-Huang-Yang correction are investigated.•Quasi-Townes and gap solitons in fractional Schrdinger equations are considered.•Variational approximation is used for the quasi-Townes solitons in such model.
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关键词
Fractional diffraction,Lévy index,Lee-Huang-Yang corrections,Competing nonlinearities,Townes solitons,Gap solitons
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