Threshold Resonances and Eigenvalues of Some Schrödinger Operators on Lattices
Muminov, Z. and Fudziah, I.
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Received date: -
Accepted date: -
Abstract:
The discrete Schrödinger operator $H_{\lambda\mu}$ on the subspace of even functions of the Hilbert space $\ell^{2}(\mathbb{Z}^{n})$, with finite potential depending on $\lambda$, $\mu \in \mathbb{R}_{> 0}$, is considered. The dependence of the threshold resonance and eigenvalues on the parameters $\lambda$, $\mu$ and $n$ are explicitly derived.
Keywords: Discrete Schrödinger operators, threshold resonance, eigenvalues, lattice