Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"Coinage metal"”.
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Harnessing the potential of coinage metal redox intermediates
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2027-08-01
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Coinage Metal Chalcogenide Clusters with N-Heterocyclic Carbene Ancillary Ligands
… and characterization of homo- and heterometallic group 11 – group 16 clusters with N-heterocyclic carbene (NHC) ligands. The clusters were prepared from reactive group 11 trimethylsilylchalcogenolate reagents (NHC-M-ESiMe3; M = Cu, Au; E = S, Se, Te) by silane deprotection reactions with …
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Synthesis and characterization of various coinage metal complexes with bridging diimine ligands
This thesis is a study of coinage metal complexes with various bridging diimine ligands. It has 75pp, 4 tables, 55 figures and the references for the study of group 11 elements. It discusses one main project divided by three chapters describing in general the synthesis; structure and spectroscopic …
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Coinage metal complexes bearing mono-supported borohydride ligands based on scorpionate scaffolds
… [BHn]− unit to come into closer proximity to the metal centre. The addition of substitutions at the [BHn]− moiety have also been shown to influence the coordination of the bridging B-H bonds. For example, the addition of a phenyl ring results in the bridging hydrogens being more protic in …
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Scanning Probe Study of N-Heterocyclic Carbene Self-Assembly on Coinage Metal Surfaces
… stable upright self-assembly on platinum group metals. Next, an investigation of pro-chiral self-assemblies of NHC-Bz and NHC-iPr on Cu(111); where it was found that a trimer configuration of the NHC was the preferred coordination motif. The next chapter demonstrates the structural isomorphism …
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Turning InP nanocrystals up to 11: Coinage Metal Cation Exchange in InP Nanocrystals
… This thesis focuses on the cation exchange of coinage metal (Cu, Ag, Au) cations in InP nanomaterials. Chapter 1 will provide an introduction to core concepts and background related to quantum dots, clusters, and dopant-dependent properties. In chapter 2, we will discuss the development of a …
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From Growth to Electronic Structure of Dipolar Organic Semiconductors on Coinage Metal Surfaces
… types of dipolar organic semiconductors on noble metals by employing a surface science approach, which underlines the critical role of surface electronic states in determining the interfacial electronic structure and self-assembly of organic semiconductors. I show that the electronic structure at …
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NOVEL ETHYLENE-BRIDGED HEXADENTATE BIS(AMIDINES), BIS(AMIDINATES), AND MULTINUCLEAR COINAGE METAL BIS(AMIDINE) COMPLEXES
… and the multinuclear coinage metal complexes <strong>1</strong>–<strong>5</strong> of <strong>L<sup>4</sup></strong>H<sub>2</sub> were synthesized and characterized. The synthesis of<strong> L<sup>1–6</sup></strong>H<sub>2</sub> followed a 3-step protocol: first, the …
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Ternary Rare-Earth Coinage Metal Arsenides LnTAs2, Sm2Cu3As3; Quaternary Arsenide Oxides Sm2CuAs3O and Selenides KGd2CuSe4, KLn2Cu3Se5, and K2Ln4Cu4Se9 (Ln = Y, La - Nd, Sm, Gd - Lu; T = Cu, Ag, Au): Syntheses, Crystal Structures and Physical Properties
… of some new ternary and quaternary rare-earth coinage metal arsenides, selenides and oxides. All ternary compounds LnCu1+[delta]As2 (Ln = Y, La, Ce, Nd, Sm, Gd - Lu), LnAg1+[delta]As2 (Ln = La - Nd, Sm), and LnAuAs2 (Ln = Pr, Sm, Gd, Tb) adopt structures closely related to the HfCuSi2 type …
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Quantum Perspectives on Physical and Inorganic Chemistry
… of the photophysics of cyclic trinuclear coinage metal pyrazolates, an investigation into a potential catalytic cycle utilizing transition metal scorpionates to activate arene C-H bonds, and a presentation of the benchmarking of a new composite model chemistry (the correlation consistent …
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Triplet Exciton Management via Solid-State Interactions in Organic Semiconductors
… on triplet excitons in a new family of organometallic light emitters, carbene-metal-amides (CMAs). Triplet excitons are normally silent in luminescence due to the spin-forbidden decay process, whereas effectively harvesting triplet excitons helps to boost the performance of light-emitting …
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Spectroscopic Studies of Excited States in Carbene-Metal-Amide Emitters
… OLEDs is a very active area of research. Carbene-Metal-Amides (CMAs) are a recent class of organometallic semiconductors with proposed applications in high-performance OLEDs. Fast triplet harvesting in CMAs occurs through thermally activated delayed fluorescence (TADF). In contrast to usual TADF …
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Black silicon and its applications in photovoltaics and biosensing
… biosensing, the black silicon is deposited with coinage metal (Au, Ag) as surface plasmon-enhanced substrate for optical analysis including surface enhanced Raman spectroscopy (SERS) and fluorescence imaging. We call it “black silver” substrate. The unique physical property of the black silver …
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Non-metallic nanostructures for light-driven chemistry and catalysis
… mostly commonly studied nanomaterials materials, coinage metal (Au, Ag, Cu) nanostructures display a remarkable phenomenon: under excitation by visible wavelengths of light, their free electrons undergo collective oscillations known as localized surface plasmon resonance (LSPR) oscillations. This …