2 citations · 2 across the 1 of their papers we have counts for
2 papers
math-ph2026
Perturbation Theory for Time-dependent Singular Quantum Systems
Kaya Güven Akbaş, Fatih Erman, O. Teoman Turgut
We develop a perturbative framework for time-dependent point interactions in quantum systems with purely discrete unperturbed spectrum. In two and three dimensions the point intera…
math-ph2023★ 2 cited
On Schrödinger Operators Modified by Interactions
Kaya Güven Akbaş, Fatih Erman, O. Teoman Turgut
We study the spectral properties of a Schrödinger operator modified by interactions and show explicitly how the poles of the new Green's function are rearranged relative…