Position-dependent mass models and their nonlinear characterization
classification
🪐 quant-ph
hep-thmath-phmath.MP
keywords
massmodelssolitonbackgroundbendaniel-dukecharacterizationconsidercorrespondences
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We consider the specific models of Zhu-Kroemer and BenDaniel-Duke in a sech$^{2}$-mass background and point out interesting correspondences with the stationary 1-soliton and 2-soliton solutions of the KdV equation in a supersymmetric framework.
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