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math.AP2014★ 3 cited
Strong instability of standing waves for nonlinear Schrödinger equations with a delta potential
Masahito Ohta, Takahiro Yamaguchi
We study strong instability (instability by blowup) of standing wave solutions for a nonlinear Schrödinger equation with an attractive delta potential and -supercritical power…
math.AP2014
Instability of solitary waves for nonlinear Schrödinger equations of derivative type
Masahito Ohta
We study the orbital stablity and instability of solitary wave solutions for nonlinear Schrödinger equations of derivative type.
math.AP2014
Strong instability of standing waves for nonlinear Schrödinger equations with double power nonlinearity
Masahito Ohta, Takahiro Yamaguchi
We prove strong instability (instability by blowup) of standing waves for some nonlinear Schrödinger equations with double power nonlinearity.