中文

星形网络中 Schrödinger 方程的色散效应与高频行为

偏微分方程分析 2014-06-04 v2

摘要

我们证明了 L1(R)L(R)L^1({\cal R}) \rightarrow L^\infty ({\cal R}) 的时间衰减估计,其中 R{\cal R} 是一个无限星形网络,针对满足某些正则性和衰减假设的实值势 VV 的 Schrödinger 群 eit(d2dx2+V)e^{it(- \frac{d^2}{dx^2} + V)}。此外,我们表明,若截止频率趋于无穷大,则具有低频截止的初始条件的解趋于自由解。

关键词

引用

@article{arxiv.1204.4998,
  title  = {Dispersive effects and high frequency behaviour for the Schr\"odinger equation in star-shaped networks},
  author = {Felix Ali Mehmeti and Kaïs Ammari and Serge Nicaise},
  journal= {arXiv preprint arXiv:1204.4998},
  year   = {2014}
}

备注

This paper is an improved and extended version of "A dispersive estimate for the Schr\"odinger operator in star-shaped networks"