Electronic structure, transport, and collective effects in molecular layered systems

The great potential of organic heterostructures for organic device applications is exemplified by the targeted engineering of the electronic properties of phthalocyanine-based systems. The transport properties of two different phthalocyanine systems, a pure copper phthalocyanine (CoPc) and a flourin...

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Main Authors: Torsten Hahn, Tim Ludwig, Carsten Timm, Jens Kortus
Format: Article
Language:English
Published: Beilstein-Institut 2017-10-01
Series:Beilstein Journal of Nanotechnology
Subjects:
Online Access:https://doi.org/10.3762/bjnano.8.209
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author Torsten Hahn
Tim Ludwig
Carsten Timm
Jens Kortus
author_facet Torsten Hahn
Tim Ludwig
Carsten Timm
Jens Kortus
author_sort Torsten Hahn
collection DOAJ
description The great potential of organic heterostructures for organic device applications is exemplified by the targeted engineering of the electronic properties of phthalocyanine-based systems. The transport properties of two different phthalocyanine systems, a pure copper phthalocyanine (CoPc) and a flourinated copper phthalocyanine–manganese phthalocyanine (F16CoPc/MnPc) heterostructure, are investigated by means of density functional theory (DFT) and the non-equilibrium Green’s function (NEGF) approach. Furthermore, a master-equation-based approach is used to include electronic correlations beyond the mean-field-type approximation of DFT. We describe the essential theoretical tools to obtain the parameters needed for the master equation from DFT results. Finally, an interacting molecular monolayer is considered within a master-equation approach.
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spelling doaj.art-667821a8f06142728952bfc02bb7492d2022-12-21T18:58:37ZengBeilstein-InstitutBeilstein Journal of Nanotechnology2190-42862017-10-01812094210510.3762/bjnano.8.2092190-4286-8-209Electronic structure, transport, and collective effects in molecular layered systemsTorsten Hahn0Tim Ludwig1Carsten Timm2Jens Kortus3Institute of Theoretical Physics, TU Freiberg, Leipziger Str. 23, D-09599 Freiberg, GermanyInstitute of Theoretical Physics, Technische Universität Dresden, 01062 Dresden, GermanyInstitute of Theoretical Physics, Technische Universität Dresden, 01062 Dresden, GermanyInstitute of Theoretical Physics, TU Freiberg, Leipziger Str. 23, D-09599 Freiberg, GermanyThe great potential of organic heterostructures for organic device applications is exemplified by the targeted engineering of the electronic properties of phthalocyanine-based systems. The transport properties of two different phthalocyanine systems, a pure copper phthalocyanine (CoPc) and a flourinated copper phthalocyanine–manganese phthalocyanine (F16CoPc/MnPc) heterostructure, are investigated by means of density functional theory (DFT) and the non-equilibrium Green’s function (NEGF) approach. Furthermore, a master-equation-based approach is used to include electronic correlations beyond the mean-field-type approximation of DFT. We describe the essential theoretical tools to obtain the parameters needed for the master equation from DFT results. Finally, an interacting molecular monolayer is considered within a master-equation approach.https://doi.org/10.3762/bjnano.8.209electron correlationelectronic structurequantum transportspin transport
spellingShingle Torsten Hahn
Tim Ludwig
Carsten Timm
Jens Kortus
Electronic structure, transport, and collective effects in molecular layered systems
Beilstein Journal of Nanotechnology
electron correlation
electronic structure
quantum transport
spin transport
title Electronic structure, transport, and collective effects in molecular layered systems
title_full Electronic structure, transport, and collective effects in molecular layered systems
title_fullStr Electronic structure, transport, and collective effects in molecular layered systems
title_full_unstemmed Electronic structure, transport, and collective effects in molecular layered systems
title_short Electronic structure, transport, and collective effects in molecular layered systems
title_sort electronic structure transport and collective effects in molecular layered systems
topic electron correlation
electronic structure
quantum transport
spin transport
url https://doi.org/10.3762/bjnano.8.209
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AT timludwig electronicstructuretransportandcollectiveeffectsinmolecularlayeredsystems
AT carstentimm electronicstructuretransportandcollectiveeffectsinmolecularlayeredsystems
AT jenskortus electronicstructuretransportandcollectiveeffectsinmolecularlayeredsystems