Abstract
We demonstrate that the application of the supersymmetric (SUSY) transformation to a periodic potential in one dimension, which creates a bound state below the lowest allowed band, results in the unexpected phenomenon of potential reversal. This does neither alter other characteristics of the spectrum nor does it result in a reflection of Bloch waves.
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Chabanov, V.M., Zakhariev, B.N., Sofianos, S.A., Braun, M. (1997). Potential Reversal and Reflectionless Impurities in Periodic Structures. In: Apagyi, B., Endrédi, G., Lévay, P. (eds) Inverse and Algebraic Quantum Scattering Theory. Lecture Notes in Physics, vol 488. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-662-14145-8_17
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DOI: https://doi.org/10.1007/978-3-662-14145-8_17
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