Quantum contact interactions
classification
🪐 quant-ph
cond-mat.mes-hallhep-thmath-phmath.MP
keywords
phenomenaquantumspectralanholonomybehindcontactdefectduality
read the original abstract
The existence of several exotic phenomena, such as duality and spectral anholonomy is pointed out in one-dimensional quantum wire with a single defect. The topological structure in the spectral space which is behind these phenomena is identified.
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