001     866546
005     20210329111909.0
020 _ _ |a 978-3-95806-442-3
024 7 _ |2 Handle
|a 2128/23910
024 7 _ |2 ISSN
|a 1866-1807
037 _ _ |a FZJ-2019-05636
041 _ _ |a German
100 1 _ |0 P:(DE-Juel1)169158
|a Schleicher, Sebastian
|b 0
|e Corresponding author
|g male
|u fzj
245 _ _ |a Chemisorption aromatischer Moleküle auf Übergangsmetalloberflächen: Bildung molekularer Hybridmagnete
|f - 2019-09-16
260 _ _ |a Jülich
|b Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag
|c 2019
300 _ _ |a 107 S.
336 7 _ |2 DataCite
|a Output Types/Dissertation
336 7 _ |0 PUB:(DE-HGF)3
|2 PUB:(DE-HGF)
|a Book
|m book
336 7 _ |2 ORCID
|a DISSERTATION
336 7 _ |2 BibTeX
|a PHDTHESIS
336 7 _ |0 2
|2 EndNote
|a Thesis
336 7 _ |0 PUB:(DE-HGF)11
|2 PUB:(DE-HGF)
|a Dissertation / PhD Thesis
|b phd
|m phd
|s 1579245909_4533
336 7 _ |2 DRIVER
|a doctoralThesis
490 0 _ |a Schriften des Forschungszentrums Jülich. Reihe Schlüsseltechnologien / Key Technologies
|v 208
502 _ _ |a Universität Köln, Diss., 2019
|b Dr.
|c Universität Köln
|d 2019
520 _ _ |a The goal of molecular spintronics is to use molecules for the realization of smallest switchable magnetic units. The molecules serve as building blocks of future electronic devices to increase their integration density and energy effciency. The interaction of individual molecules and molecular monolayers with metal surfaces is one of the key properties and needs to be investigated and controlled. To this end, well-defined and controlled adsorption of molecules with sub-monolayer coverage onto clean single-crystalline surfaces of (transition) metals under ultra-high vacuum conditions is required. In this PhD thesis, the chemisorption of three aromatic molecules on different transition metal surfaces and the associated formation of molecular hybrid magnets was investigated. This research was inspired by the experimental evidence of a molecule-based spin filter effect in mesoscopic junctions given by Raman et al. This thesis focuses on the basics with regard to the experimental realization of the spin-filter effect in a single double-decker molecule. The theoretically proposed spin-filter mechanism is based on the adsorption of intrinsically non-magnetic flat aromatic molecules on ferromagnetic surfaces, whereby strong hybridization of molecular 𝜋-orbitals with spin-split 𝑑-orbitals of the substrate occurs. The resulting imbalance of spin-resolved states of the adsorbed molecule induces magnetic properties in the molecule such as a spin-dependent band gap, a stable magnetic moment, or spin polarization at the Fermi energy. The induced magnetic properties as well as the atomic and electronic structure of the molecule-substrate hybrid systems are investigated by (spin-polarized) scanning tunneling microscopy and spectroscopy in ultra-high vacuum and at low temperatures (4 K). [...]
536 _ _ |0 G:(DE-HGF)POF3-522
|a 522 - Controlling Spin-Based Phenomena (POF3-522)
|c POF3-522
|f POF III
|x 0
856 4 _ |u https://juser.fz-juelich.de/record/866546/files/Schluesseltech_208.pdf
|y OpenAccess
856 4 _ |u https://juser.fz-juelich.de/record/866546/files/Schluesseltech_208.pdf?subformat=pdfa
|x pdfa
|y OpenAccess
909 C O |o oai:juser.fz-juelich.de:866546
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910 1 _ |0 I:(DE-588b)5008462-8
|6 P:(DE-Juel1)169158
|a Forschungszentrum Jülich
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913 1 _ |0 G:(DE-HGF)POF3-522
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|a DE-HGF
|b Key Technologies
|l Future Information Technology - Fundamentals, Novel Concepts and Energy Efficiency (FIT)
|v Controlling Spin-Based Phenomena
|x 0
914 1 _ |y 2019
915 _ _ |0 StatID:(DE-HGF)0510
|2 StatID
|a OpenAccess
915 _ _ |0 LIC:(DE-HGF)CCBY4
|2 HGFVOC
|a Creative Commons Attribution CC BY 4.0
920 _ _ |l yes
920 1 _ |0 I:(DE-Juel1)PGI-6-20110106
|k PGI-6
|l Elektronische Eigenschaften
|x 0
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980 _ _ |a book
980 _ _ |a I:(DE-Juel1)PGI-6-20110106
980 1 _ |a FullTexts


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