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Quantum well of a new type based on gapless graphene with different fermi velocities

The energy spectrum of a new-type quantumwell composed of gapless graphenes with identical work functions and different Fermi velocities is investigated. Symmetric and asymmetric quantum wells are considered. In a symmetric well, there is always at least one bound state. In an asymmetric well, a bou...

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Bibliographic Details
Published in:Physics of wave phenomena 2017, Vol.25 (1), p.30-34
Main Authors: Pekh, P. L., Silin, A. P.
Format: Article
Language:English
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Summary:The energy spectrum of a new-type quantumwell composed of gapless graphenes with identical work functions and different Fermi velocities is investigated. Symmetric and asymmetric quantum wells are considered. In a symmetric well, there is always at least one bound state. In an asymmetric well, a bound state appears, beginning at a certain finite momentum. A possibility of appearance of boundary states is investigated.
ISSN:1541-308X
1934-807X
DOI:10.3103/S1541308X17010058