论文标题

分数Schrödinger方程,具有高阶的单数电位

Fractional Schrödinger Equation with singular potentials of higher-order

论文作者

Altybay, Arshyn, Ruzhansky, Michael, Sebih, Mohammed Elamine, Tokmagambetov, Niyaz

论文摘要

在本文中,研究了具有奇异电位的空间散文schrödinger方程。允许类似三角洲的奇异性。通过使用正规化技术,我们介绍了一个“削弱”解决方案的家庭,称它们非常薄弱。在适当的意义上证明了存在,独特性和一致性结果。进行数值模拟,并在单数情况下观察到粒子的积累效果。从数学的角度来看,还观察到“强奇异性的分裂”现象。

In this paper, the space-fractional Schrödinger equations with singular potentials are studied. Delta-like or even higher-order singularities are allowed. By using the regularising techniques, we introduce a family of 'weakened' solutions, calling them very weak solutions. The existence, uniqueness and consistency results are proved in an appropriate sense. Numerical simulations are done, and a particle accumulating effect is observed in the singular cases. From the mathematical point of view, a "splitting of the strong singularity" phenomena is also observed.

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