Abstract In this paper, we revisit the nonlinear Schrodinger equation i ∂ t u + Δ u = | u | 2 u − | u | 4 u in… Click to show full abstract
Abstract In this paper, we revisit the nonlinear Schrodinger equation i ∂ t u + Δ u = | u | 2 u − | u | 4 u in dimension three and give a simple proof of the scattering results for radial solutions under the energy threshold that avoids the concentrate compactness method. The main new ingredient is a scattering criterion: evacuation of the energy-critical potential energy implies scattering, which extends the scattering criterion of Tao [18] to the energy-critical case.
               
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