Abstract
Abstract
In this paper, we investigate the following Schrödinger equation
0.1
−
Δ
u
−
μ
|
x
|
2
u
=
g
(
u
)
+
|
u
|
2
*
−
2
u
i
n
R
N
\
{
0
}
,
where N ⩾ 3,
μ
<
(
N
−
2
)
2
4
,
2
*
≔
2
N
N
−
2
is called the critical Sobolev exponent and g satisfies some appropriate subcritical conditions. For any
μ
∈
0
,
(
N
−
2
)
2
4
, we prove that problem (0.1) has a positive radial ground state solution, which possesses exponential decaying property at infinity and blow-up property at origin. Moreover, for any sequence {μ
n
} ⊂ (0, +∞) satisfying μ
n
→ 0+, the sequence of ground state solutions to problem (0.1) converges to a ground state solution of
0.2
−
Δ
u
=
g
(
u
)
+
|
u
|
2
*
−
2
u
i
n
R
N
.
when μ < 0, we prove that the mountain pass level of problem (0.1) in
H
1
(
R
N
)
cannot be achieved. Further, we obtain a ground state radial solution of problem (0.1) whose energy is strictly greater than the mountain pass level in
H
1
(
R
N
)
. Also, for any sequence {μ
n
} ⊂ (0, +∞) satisfying μ
n
→ 0+, the sequence of ground state radial solutions to problem (0.1) converges to a ground state radial solution of the limiting problem as n → ∞.
Funder
National Natural Science Foundation of China
The Special (Special Post) Scientific Research Fund of Natural Science of Guizhou University
Subject
Applied Mathematics,General Physics and Astronomy,Mathematical Physics,Statistical and Nonlinear Physics
Cited by
3 articles.
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