Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes
A series of isostructural dinuclear 3d-4f complexes, isolated as [CuLn(L·SMe)2(OOCMe)2(NO3)]·xMeOH (Ln = Gd 1, Tb 2, Dy 3, and Y 4; x = 0.75-1) and comprising one acetate and two thioether-Schiff base (L·SMe-) bridging ligands based on 4-(methylthio)aniline and 2-hydroxy-3-methoxybenzaldehyde (HL·SM...
| Autores: | , , , , , , , , , , |
|---|---|
| Tipo de recurso: | artículo |
| Estado: | Versión aceptada para publicación |
| Fecha de publicación: | 2018 |
| País: | España |
| Institución: | Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya) |
| Repositorio: | Recercat. Dipósit de la Recerca de Catalunya |
| OAI Identifier: | oai:recercat.cat:2445/143967 |
| Acceso en línea: | https://hdl.handle.net/2445/143967 |
| Access Level: | acceso abierto |
| Palabra clave: | Ions Compostos complexos Complex compounds |
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Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) ComplexesSchmitz, SebastianKovalchuk, AndrewMartín Rodríguez, Alejandrovan Leusen, JanIzarova, Natalya V.Bourone, Svenja D. M.Ai, YongRuiz Sabín, EliseoChiechi, Ryan C.Kögerler, PaulMonakhov, Kirill Yu.IonsCompostos complexosIonsComplex compoundsA series of isostructural dinuclear 3d-4f complexes, isolated as [CuLn(L·SMe)2(OOCMe)2(NO3)]·xMeOH (Ln = Gd 1, Tb 2, Dy 3, and Y 4; x = 0.75-1) and comprising one acetate and two thioether-Schiff base (L·SMe-) bridging ligands based on 4-(methylthio)aniline and 2-hydroxy-3-methoxybenzaldehyde (HL·SMe = C15H15NO2S), was synthesized and fully characterized. The magnetic properties of the charge-neutral {CuLn} complexes are dominated by ferromagnetic CuII-LnIII exchange interactions. Large-area electron transport studies reveal that the average conductivity of robust, self-assembled {CuLn} monolayers on a gold substrate is significantly lower than that of common alkanethiolates. Theoretical calculations of transmission spectra of individual complexes 1 and 4 embedded between two metallic electrodes show that the molecular current-voltage (I-V) characteristics are strongly influenced by electron transport through the Cu centers and thus fully independent of the lanthanide ion, in excellent agreement with the experimental I-V data for 1-4. The β-polarized transmission indicated by calculations of 1 and 4 points out their potential as spin filters. In addition, the reactivity of the title compound 1 with CuII in a square-pyramidal coordination environment toward methanolate and azide was examined, resulting in the formation of a linear trinuclear complex, [Cu2Na(L·SMe)4]NO3·3MeOH (5), characterized by antiferromagnetic exchange interactions between the two copper ions.American Chemical Society2019201920182019info:eu-repo/semantics/articleinfo:eu-repo/semantics/acceptedVersion12 p.application/pdfhttps://hdl.handle.net/2445/143967Articles publicats en revistes (Química Inorgànica i Orgànica)reponame:Recercat. Dipósit de la Recerca de Catalunyainstname:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)InglésVersió postprint del document publicat a: https://doi.org/10.1021/acs.inorgchem.8b01279Inorganic Chemistry, 2018, vol. 57, num. 15, p. 9274-9285https://doi.org/10.1021/acs.inorgchem.8b01279(c) American Chemical Society , 2018info:eu-repo/semantics/openAccessoai:recercat.cat:2445/1439672026-05-29T05:05:01Z |
| dc.title.none.fl_str_mv |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| title |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| spellingShingle |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes Schmitz, Sebastian Ions Compostos complexos Ions Complex compounds |
| title_short |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| title_full |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| title_fullStr |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| title_full_unstemmed |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| title_sort |
Element-Selective Molecular Charge Transport Characteristics of Binuclear Copper(II)-Lanthanide(III) Complexes |
| dc.creator.none.fl_str_mv |
Schmitz, Sebastian Kovalchuk, Andrew Martín Rodríguez, Alejandro van Leusen, Jan Izarova, Natalya V. Bourone, Svenja D. M. Ai, Yong Ruiz Sabín, Eliseo Chiechi, Ryan C. Kögerler, Paul Monakhov, Kirill Yu. |
| author |
Schmitz, Sebastian |
| author_facet |
Schmitz, Sebastian Kovalchuk, Andrew Martín Rodríguez, Alejandro van Leusen, Jan Izarova, Natalya V. Bourone, Svenja D. M. Ai, Yong Ruiz Sabín, Eliseo Chiechi, Ryan C. Kögerler, Paul Monakhov, Kirill Yu. |
| author_role |
author |
| author2 |
Kovalchuk, Andrew Martín Rodríguez, Alejandro van Leusen, Jan Izarova, Natalya V. Bourone, Svenja D. M. Ai, Yong Ruiz Sabín, Eliseo Chiechi, Ryan C. Kögerler, Paul Monakhov, Kirill Yu. |
| author2_role |
author author author author author author author author author author |
| dc.subject.none.fl_str_mv |
Ions Compostos complexos Ions Complex compounds |
| topic |
Ions Compostos complexos Ions Complex compounds |
| description |
A series of isostructural dinuclear 3d-4f complexes, isolated as [CuLn(L·SMe)2(OOCMe)2(NO3)]·xMeOH (Ln = Gd 1, Tb 2, Dy 3, and Y 4; x = 0.75-1) and comprising one acetate and two thioether-Schiff base (L·SMe-) bridging ligands based on 4-(methylthio)aniline and 2-hydroxy-3-methoxybenzaldehyde (HL·SMe = C15H15NO2S), was synthesized and fully characterized. The magnetic properties of the charge-neutral {CuLn} complexes are dominated by ferromagnetic CuII-LnIII exchange interactions. Large-area electron transport studies reveal that the average conductivity of robust, self-assembled {CuLn} monolayers on a gold substrate is significantly lower than that of common alkanethiolates. Theoretical calculations of transmission spectra of individual complexes 1 and 4 embedded between two metallic electrodes show that the molecular current-voltage (I-V) characteristics are strongly influenced by electron transport through the Cu centers and thus fully independent of the lanthanide ion, in excellent agreement with the experimental I-V data for 1-4. The β-polarized transmission indicated by calculations of 1 and 4 points out their potential as spin filters. In addition, the reactivity of the title compound 1 with CuII in a square-pyramidal coordination environment toward methanolate and azide was examined, resulting in the formation of a linear trinuclear complex, [Cu2Na(L·SMe)4]NO3·3MeOH (5), characterized by antiferromagnetic exchange interactions between the two copper ions. |
| publishDate |
2018 |
| dc.date.none.fl_str_mv |
2018 2019 2019 2019 |
| dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/acceptedVersion |
| format |
article |
| status_str |
acceptedVersion |
| dc.identifier.none.fl_str_mv |
https://hdl.handle.net/2445/143967 |
| url |
https://hdl.handle.net/2445/143967 |
| dc.language.none.fl_str_mv |
Inglés |
| language_invalid_str_mv |
Inglés |
| dc.relation.none.fl_str_mv |
Versió postprint del document publicat a: https://doi.org/10.1021/acs.inorgchem.8b01279 Inorganic Chemistry, 2018, vol. 57, num. 15, p. 9274-9285 https://doi.org/10.1021/acs.inorgchem.8b01279 |
| dc.rights.none.fl_str_mv |
(c) American Chemical Society , 2018 info:eu-repo/semantics/openAccess |
| rights_invalid_str_mv |
(c) American Chemical Society , 2018 |
| eu_rights_str_mv |
openAccess |
| dc.format.none.fl_str_mv |
12 p. application/pdf |
| dc.publisher.none.fl_str_mv |
American Chemical Society |
| publisher.none.fl_str_mv |
American Chemical Society |
| dc.source.none.fl_str_mv |
Articles publicats en revistes (Química Inorgànica i Orgànica) reponame:Recercat. Dipósit de la Recerca de Catalunya instname:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya) |
| instname_str |
Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya) |
| reponame_str |
Recercat. Dipósit de la Recerca de Catalunya |
| collection |
Recercat. Dipósit de la Recerca de Catalunya |
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|
| repository.mail.fl_str_mv |
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1869414005368422400 |
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15.811543 |