Articles with "quasilinear schr" as a keyword



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Ground State Solutions for a Quasilinear Schrödinger Equation

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Published in 2017 at "Mediterranean Journal of Mathematics"

DOI: 10.1007/s00009-016-0816-3

Abstract: In this paper, we study the following quasilinear Schrödinger equation of the form $$\begin{aligned} -\Delta u+V(x)u-\Delta (u^{2})u= g(x,u),~~~ x\in \mathbb {R}^N \end{aligned}$$-Δu+V(x)u-Δ(u2)u=g(x,u),x∈RNwhere V and g are 1-periodic in $$x_{1},\ldots ,x_{N}$$x1,…,xN, and g is a superlinear… read more here.

Keywords: dinger equation; state solutions; quasilinear schr; ground state ... See more keywords
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Ground States for a Class of Generalized Quasilinear Schrödinger Equations in $${\mathbb {R}}^N$$RN

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Published in 2017 at "Mediterranean Journal of Mathematics"

DOI: 10.1007/s00009-017-0990-y

Abstract: In this paper, we study the following generalized quasilinear Schrödinger equation: $$\begin{aligned} -\text {div}(g^2(u)\nabla u)+g(u)g'(u)|\nabla u|^2+V(x)u=f(x,u),\,\, x\in {\mathbb {R}}^N, \end{aligned}$$-div(g2(u)∇u)+g(u)g′(u)|∇u|2+V(x)u=f(x,u),x∈RN, where $$N\ge 3$$N≥3, $$2^*=\frac{2N}{N-2}$$2∗=2NN-2, $$g\in \mathcal {C}^1({\mathbb {R}},{\mathbb {R}}^{+})$$g∈C1(R,R+), V(x) is 1-periodic or a bounded… read more here.

Keywords: quasilinear schr; ground states; generalized quasilinear; schr dinger ... See more keywords
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Standing waves for quasilinear Schrödinger equations with indefinite potentials

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Published in 2018 at "Journal of Differential Equations"

DOI: 10.1016/j.jde.2018.05.024

Abstract: Abstract We consider quasilinear Schrodinger equations in R N of the form − Δ u + V ( x ) u − u Δ ( u 2 ) = g ( u ) , where… read more here.

Keywords: dinger equations; waves quasilinear; equations indefinite; quasilinear schr ... See more keywords
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Solutions for a quasilinear Schrödinger equation: Subcritical and critical cases

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Published in 2023 at "Journal of Mathematical Physics"

DOI: 10.1063/5.0142706

Abstract: In this paper, we establish the existence of standing wave solutions for quasilinear Schrödinger equations involving nonlinearity with subcritical and critical growth. To apply the variational method and circumvent the “lack of compactness” of the… read more here.

Keywords: solutions quasilinear; quasilinear schr; differ equations; subcritical critical ... See more keywords
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The first eigenvalue for a quasilinear Schrödinger operator and its application

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Published in 2018 at "Applicable Analysis"

DOI: 10.1080/00036811.2016.1274026

Abstract: In this paper, we study the first eigenvalue for a quasilinear Schrödinger operator, which is greater than the first eigenvalue of the usual laplacian operator. As an application we treat a quasilinear resonance problem involving… read more here.

Keywords: first eigenvalue; eigenvalue quasilinear; quasilinear schr; dinger operator ... See more keywords
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Infinitely many solutions for a class of quasilinear Schrödinger equations involving sign-changing weight functions

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Published in 2019 at "Applicable Analysis"

DOI: 10.1080/00036811.2017.1422726

Abstract: ABSTRACT Using a change of variables and the constrained critical point theory, we first prove the existence and multiplicity of solutions for a class of quasilinear Schrödinger equations. Next, we consider a quasilinear equation related… read more here.

Keywords: dinger equations; class quasilinear; solutions class; sign changing ... See more keywords
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Concentrating ground state solutions for quasilinear Schrödinger equations with steep potential well

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Published in 2019 at "Applicable Analysis"

DOI: 10.1080/00036811.2019.1707814

Abstract: We are concerned with the following quasilinear Schrödinger equations (1) where , are parameters, V and f are nonnegative continuous functions, is a positive bounded function. By using variational methods, we study the existence of… read more here.

Keywords: dinger equations; state solutions; quasilinear schr; ground state ... See more keywords
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Nonexistence of solutions for quasilinear Schrödinger equation in ℝN

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Published in 2020 at "Applicable Analysis"

DOI: 10.1080/00036811.2020.1854231

Abstract: In this paper, we study the nonexistence of solutions to the quasilinear Schrodinger equations: (1) − Δ p u + V ( x ) | u | p − 2 u − Δ p (… read more here.

Keywords: nonexistence solutions; dinger equation; quasilinear schr; solutions quasilinear ... See more keywords
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Positive solutions for quasilinear Schrödinger equations with superlinear term

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Published in 2019 at "Complex Variables and Elliptic Equations"

DOI: 10.1080/17476933.2019.1636791

Abstract: ABSTRACT In this paper, we study the following quasilinear Schrödinger equation where , is a given potential, g is a even function with for all . The nonlinearity satisfies superlinear growth at infinity. We get… read more here.

Keywords: dinger equations; positive solutions; quasilinear schr; solutions quasilinear ... See more keywords
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Nonexistence of stable solutions for quasilinear Schrödinger equation

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Published in 2018 at "Boundary Value Problems"

DOI: 10.1186/s13661-018-1087-7

Abstract: AbstractIn this paper, we study the nonexistence of stable solutions for the quasilinear Schrödinger equation 0.1−Δu−[Δ(1+u2)1/2]u2(1+u2)1/2=h(x)|u|q−1u,x∈RN,$$ -\Delta u- \bigl[\Delta\bigl(1+u^{2}\bigr)^{1/2} \bigr]\frac{ u}{2(1+u^{2})^{1/2}}=h(x) \vert u \vert ^{q-1}u,\quad x\in R^{N}, $$ where N≥3$N\ge3$, q≥5/2$q\ge5/2$ and the function h(x)$h(x)$… read more here.

Keywords: dinger equation; nonexistence stable; quasilinear schr; solutions quasilinear ... See more keywords
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Multiplicity and existence of solutions for generalized quasilinear Schrödinger equations with sign-changing potentials

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Published in 2020 at "Boundary Value Problems"

DOI: 10.1186/s13661-020-01369-6

Abstract: We consider a class of generalized quasilinear Schrödinger equations − div ( l 2 ( u ) ∇ u ) + l ( u ) l ′ ( u ) | ∇ u | 2… read more here.

Keywords: dinger equations; dinger; generalized quasilinear; sign changing ... See more keywords