Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential

The Cauchy problem of nonlinear Schrödinger equation with a harmonic potential for describing the attractive Bose-Einstein condensate under the magnetic trap is considered. We give some sufficient conditions of global existence and finite time blow up of solutions by introducing a family of potentia...

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Main Authors: Zhang Mingyou, Ahmed Md Salik
Format: Article
Language:English
Published: De Gruyter 2019-08-01
Series:Advances in Nonlinear Analysis
Subjects:
Online Access:https://doi.org/10.1515/anona-2020-0031
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spelling doaj-8be663389e1641f4ab08ec8ba67b84b42021-09-06T19:39:56ZengDe GruyterAdvances in Nonlinear Analysis2191-950X2019-08-019188289410.1515/anona-2020-0031anona-2020-0031Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potentialZhang Mingyou0Ahmed Md Salik1College of Science, Northwest A&F University, Yangling Shaanxi, 712100, People’s Republic of ChinaDepartment of Mathematics and Physics, North South University-1229, Dhaka, BangladeshThe Cauchy problem of nonlinear Schrödinger equation with a harmonic potential for describing the attractive Bose-Einstein condensate under the magnetic trap is considered. We give some sufficient conditions of global existence and finite time blow up of solutions by introducing a family of potential wells. Some different sharp conditions for global existence, and some invariant sets of solutions are also obtained here.https://doi.org/10.1515/anona-2020-0031nonlinear schrödinger equationharmonic potentialpotential wellsglobal existenceinvariant sets
collection DOAJ
language English
format Article
sources DOAJ
author Zhang Mingyou
Ahmed Md Salik
spellingShingle Zhang Mingyou
Ahmed Md Salik
Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential
Advances in Nonlinear Analysis
nonlinear schrödinger equation
harmonic potential
potential wells
global existence
invariant sets
author_facet Zhang Mingyou
Ahmed Md Salik
author_sort Zhang Mingyou
title Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential
title_short Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential
title_full Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential
title_fullStr Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential
title_full_unstemmed Sharp conditions of global existence for nonlinear Schrödinger equation with a harmonic potential
title_sort sharp conditions of global existence for nonlinear schrödinger equation with a harmonic potential
publisher De Gruyter
series Advances in Nonlinear Analysis
issn 2191-950X
publishDate 2019-08-01
description The Cauchy problem of nonlinear Schrödinger equation with a harmonic potential for describing the attractive Bose-Einstein condensate under the magnetic trap is considered. We give some sufficient conditions of global existence and finite time blow up of solutions by introducing a family of potential wells. Some different sharp conditions for global existence, and some invariant sets of solutions are also obtained here.
topic nonlinear schrödinger equation
harmonic potential
potential wells
global existence
invariant sets
url https://doi.org/10.1515/anona-2020-0031
work_keys_str_mv AT zhangmingyou sharpconditionsofglobalexistencefornonlinearschrodingerequationwithaharmonicpotential
AT ahmedmdsalik sharpconditionsofglobalexistencefornonlinearschrodingerequationwithaharmonicpotential
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