On the number and sums of eigenvalues of Schrödinger-type operators with degenerate kinetic energy
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Date
2023
Publication Type
Book Chapter
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Abstract
We estimate sums of functions of negative eigenvalues of Schrödinger-type operators whose kinetic energy vanishes on a codimension one submanifold. Our main technical tool is the Stein–Tomas theorem and some of its generalizations.
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Publication status
published
Book title
From Complex Analysis to Operator Theory: A Panorama
Journal / series
Volume
291
Pages / Article No.
313 - 340
Publisher
Birkhäuser
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03355 - Graf, Gian Michele / Graf, Gian Michele