Conductance of a double quantum dot with correlation-induced wave function renormalization

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Bibliographic Details
Title: Conductance of a double quantum dot with correlation-induced wave function renormalization
Authors: Rycerz, Adam adamr@th.if.uj.edu.pl, Spałek, Jozef1
Source: Physica B. Apr2006, Vol. 378-380, p935-937. 3p.
Subjects: Quantum dots, Wave functions, Diatomic molecules, Magnetic flux
Abstract: Abstract: The zero-temperature conductance of diatomic molecule, modelled as a correlated double quantum dot attached to noninteracting leads, is investigated. We utilize the Rejec–Ramšak formalism, relating the linear-response conductance to the ground-state energy dependence on magnetic flux within the framework of EDABI method, which combines exact diagonalization with ab initio calculations. The single-particle basis renormalization leads to a strong particle–hole asymmetry of the conductance spectrum, absent in a standard parametrized-model study. [Copyright &y& Elsevier]
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Database: Engineering Source
Description
Abstract:Abstract: The zero-temperature conductance of diatomic molecule, modelled as a correlated double quantum dot attached to noninteracting leads, is investigated. We utilize the Rejec–Ramšak formalism, relating the linear-response conductance to the ground-state energy dependence on magnetic flux within the framework of EDABI method, which combines exact diagonalization with ab initio calculations. The single-particle basis renormalization leads to a strong particle–hole asymmetry of the conductance spectrum, absent in a standard parametrized-model study. [Copyright &y& Elsevier]
ISSN:09214526
DOI:10.1016/j.physb.2006.01.356