Browsing Naturwissenschaften, Mathematik und Informatik by Advisor "Stalke, Dietmar Prof. Dr."
Now showing items 1-20 of 45
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Plasmagestützte Syntheseverfahren zur Erzeugung von Parylene-Metall-Multilayersystemen
(2023-10-27)This dissertation comprises the investigation of new synthesis possibilities of Parylene-metal multilayer systems with all process steps united in a single Parylene coating device. For this purpose, the metal layer component ... -
Weiterentwicklung diffusionsspektroskopischer NMR-Methoden für metallorganische Schlüsselverbindungen
(2023-10-02)This work has extended the development and application of NMR diffusion spectroscopic techniques for the determination of the molecular weight of compounds in solution. In the process, methylcyclohexane-d14 was added to ... -
Method Development for Benchmarking Key Interactions in Quantum Crystallography
(2023-03-23)The thesis presents different approaches to obtain benchmarkable data from (quantum) crystallographic methods. In a first approach, it tackled structure - fluorescence relationships in anthracene derivates with a focus on ... -
Charge-density analyses of metal complexes of the bis(benzoxazol-2-yl)methanide ligand
(2023-03-03)In this thesis, several metal complexes of the bis(4-CH3-benzoxazol-2-yl)mehanide (MeBOX) ligand were investigated in charge density studies based on high-resolution single-crystal X-ray diffraction experiments. The aluminium ... -
Bis(benzoxazol-2-yl)methanides in main group organometallic syntheses and enquiry-based education
(2023-02-27)The dissertation entitled “Bis(benzoxazol-2-yl)methanides in main group organometallic syntheses and enquiry based education” constitutes three main chapters. Each chapter concerns a different project the author worked on ... -
Synthesis and Magnetic Properties of Polyimidosulfur- and Bis(benzoxazolyl)methanide-ligated Complexes
(2022-09-30)The properties of magnetic molecules are promising centerpieces in various fields of research directed toward novel technologies, ranging from quantum computing, high-density data storage systems, and medical imaging ... -
Polyimido Sulfur Compounds as Promising Ligands in Molecular Magnets
(2022-04-08)Single-molecule magnets (SMMs) are molecules that exhibit slow relaxation of the magnetization after the removal of an applied external field. Therefore, they may find potential application in high density information ... -
Structure-Property Correlations in Luminescent Anthracene Derivatives
(2022-02-17)This thesis aims to investigate the structure-property relationship of luminescent Anthracene derivatives. For this purpose, the Anthracene fluorophore was functionalized in various positions and with different substituents. ... -
Magneto-structural correlations in molecular magnets containing the S–N motive
(2021-11-15)The present work aims to investigate mono-metallic cobalt and dysprosium complexes containing the S-N motive and put their potential as competitive single-molecule magnets (SMMs) into perspective. To this purpose, experimental ... -
Experimentelle Ladungsdichteuntersuchungen von nichtkovalenten Wechselwirkungen
(2021-10-05)The study of weak interactions is important for understanding catalytic processes as well as for development of new macromolecules and solids. Charge density studies can provide important insights into the nature of these ... -
Chelate Ligands for the Stabilisation of Low-Valent Main Group Compounds
(2021-09-28)Reviewing the achievements in Group 13 metal complexes over the last decades, the main area of research is emerging to the development and utilisation of low-valent aluminium compounds and their heavier homologues. This ... -
Klassifizierung polarer Metall-Kohlenstoff-Bindungen in hauptgruppenmetallorganischen Verbindungen mittels experimenteller Elektronendichteanalyse
(2020-10-20)In general, organometallic compounds are characterized by their metal-carbon bond. This is characterized by its polar nature. Examples of this class of compounds are Grignard reagents and organolithium compounds such as ... -
Syntheses of Novel Side-Arm Functionalized N-Heterocyclic Silylene Transition Metal Complexes
(2019-08-30)The main field of silylene chemistry is emerging towards the utilization as strong σ-donating ligands for transition metal complexes. The focus of this area of chemistry was set primarily on the recreation of previous ... -
Synthesis and Characterization of Polydentate C3 Symmetric Ligand Systems in Metal Coordination
(2019-06-03)Tripodal ligand systems are of key interest in the synthesis of new and promising metal complexes since their tridentate coordination sphere can be used to generate a multitude of different bonding motifs with a suitable ... -
Chemical Concepts and X-ray Technologies challenged by Charge Density
(2019-03-27)Investigation of interesting effects on Dibenzylediselenide upon X-ray irradiation, Assessment of the latest generation of X-ray area detectors, Investigation of Frustrates Lewis Pairs (FLP) and chalcogen bonding with ... -
Novel Bulky Bis(benzoxazol-2-yl)methane Ligands in s-Block Metal Coordination
(2018-05-16)This thesis focusses on the preparation of bulky, NacNac-like bis(benzoxazol-2-yl)methane ligand platforms and their introduction to s-block metal coordination. Special focus is put on the synthesis of group 2 halide and ... -
Evaluation of Detector and Intensity Reliability in Charge Density Studies
(2018-01-26)The work focusses on two chrage density investigations on alkaline matal organic compounds and on the evalutaion of detector and data quality -
Ammonia stabilized Carbanions
(2018-01-17)This thesis examines the solvation of alkali metal cyclopentadienyl derivatives (Cp, CpMe, Cp*, indenyl, fluorenyl) in liquid ammonia as well as in solutions of ammonia in polar aprotic solvents. The degree of solvation ... -
Advanced NMR Techniques for the Investigation of Small Molecules in Solution
(2017-06-28)Nuclear magnetic resonance (NMR) techniques have been developed and employed to study small molecules in solution. A) Slice-selective excitation (SSE) enables the acquisition of spatially resolved spectra. This has been ... -
Estimating Molecular Weights of Organometallics in Solution with Diffusion NMR Techniques
(2017-03-31)This PhD thesis focuses on diffusion NMR spectroscopy and the utilisation of the external calibration curve (ECC) diffusion-ordered spectroscopy (DOSY) technique on the estimation of molecular weights of organometallic ...