Browsing by Author "Gunnlaugsson, Thorfinnur"
Now showing items 21-40 of 46
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Naphthalimides Exhibiting Aggregation-Induced Emission for Bioimaging Applications
Sigurvinsson, Louisa ConstanceIn this project, a 1,8-naphthalimide (Nap, compound 8) is functionalised with two triphenylamino (TPA) moieties which, by virtue of having multiple freely rotating aromatic rings, are capable of exhibiting aggregation-induced ... -
Norbornene chaotropic salts as low molecular mass ionic organogelators (LMIOGs)
Gunnlaugsson, Thorfinnur; Engstrom, Jordan R.; Savyasachi, Aramballi J.; Parhizkar, Marzieh; Sutti, Alessandra; Hawes, Chris S.; White, Jonathan M.; Pfeffer, Frederick M. (2018)Phenylalanine functionalised norbornene (9:Na) functions as a potent, low molecular-mass (MW = 333 Da) ionic organogelator with a minimum gelating concentration of 0.5 wt% in THF, i-PrOH, 1,4-dioxane and n-BuOH. Fibrous ... -
Potent Chelators with Intrinsic Intermolecular Affinity
DALTON, HANNAH LEE (Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)This thesis, entitled 'Potent Chelators with Intrinsic Intermolecular Affinity', investigates the development of unsymmetrically substituted 6-carboxy-4-aryl-2,2'-bipyridine (bpy) scaffolds for incorporation into coordination ... -
Quaternarized pdppz: Synthesis, DNA-binding and biological studies of a novel dppz derivative that causes cellular death upon light irradiation
Williams, David; Gunnlaugsson, Thorfinnur; Cloonan, Suzanne (2011)The quaternarized pdppz derivative 1 was shown to bind strongly to DNA with concomitant changes in its ground and excited state photophysical properties. Furthermore, the compound also showed rapid cellular uptake, and ... -
Ruthenium(II)-1,8,-Naphthalimide conjugates as DNA probes and photoreagents
Ryan, Gary J. (Trinity College (Dublin, Ireland). School of Chemistry, 2008)This thesis entitled "Ru(II)-1,8-Naphthalimide Conjugates as DNA Probes and Photoreagents" is divided into seven chapters. Chapter 1, the introduction, details the structure of DNA and the different modes by which small ... -
A Schiff-base cross-linked supramolecular polymer containing diiminophenol compartments and its interaction with copper(II) ions
Schmitt, Wolfgang; Gunnlaugsson, Thorfinnur (2018)We report here the preparation of a Schiff-base linked organic polymer 1 based on linkages containing the potent supramolecular aggregator benzene-1,3,5-tricarboxamide, connected through 2,6-diiminophenol metal binding ... -
Selective fluorescent chemosensors and iodinated contrast agents : biological evaluation for cellular zinc detection, microdamage detection and imaging
Parkesh, Raman (Trinity College (Dublin, Ireland). School of Chemistry, 2004)This thesis entitled "Selective Fluorescent Chemosensors and lodinated Contrast Agents: Biological Evaluation for Cellular Zinc detection, Microdamage Detection and Imaging" has been divided into six Chapters. Chapter 1 ... -
Self-assembled bright luminescent hierarchical materials from a tripodal benzoate antenna and heptadentate Eu(III) and Tb(III) cyclen complexes
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang (2018)The europium heptadentate coordinatively unsaturated (Eu(III)) and the terbium (Tb(III)) 1,4,7,10-tetraazacyclododecane (cyclen) complexes 1 and 2 were used in conjunction with ligand 3 (1,3,5-benzene-trisethynylbenzoate) ... -
Self-assembled Ln(III) cyclen-based micelles and AuNPs conjugates as candidates for luminescent and magnetic resonance imaging (MRI) agents
Gunnlaugsson, Thorfinnur (2020)The tetra-substituted heptadentate cyclen (1,4,7,10-tetraazacyclododecane) based Eu(III)/Tb(III)/Gd(III)-complexes 1.Ln and 2.Ln were developed. 1.Eu/Tb and 2.Eu/Tb were employed in the formation of luminescent self-assembling ... -
Solution-State Anion Recognition, and Structural Studies, of a Series of Electron-Rich meta-Phenylene Bis(phenylurea) Receptors and Their Self-Assembled Structures
Gunnlaugsson, Thorfinnur (2018)meta-Phenylene bis(phenylurea) receptors 1-4 were designed and synthesized to investigate the association between receptor shape, anion-selective binding and anion-directed self-assembly processes. Solution studies, performed ... -
Spectroscopic and Crystallographic Evaluation of Ruthenium(II) Complexes Bearing Phenanthroline-Naphthalimide Ligands
McAdams, Deirdre (Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2023)Spectroscopic and Crystallographic Evaluation of Ruthenium(II) Complexes Bearing Phenanthroline-Naphthalimide Ligands Deirdre Ann McAdams This Thesis predominantly focusses on the design, synthesis, and characterisation ... -
Sulfate-Templated 2D Anion-Layered Supramolecular Self-Assemblies
Gunnlaugsson, Thorfinnur (2019)Using solution and solid-state analyses, we demonstrate that the tripodal N-methylated(1,3,5-benzene-tricarboxamide)-tris(phenylurea) BTA ligands, possessing urea functionalities in the meta position, are able to form ... -
Supramolecular Chemistry: A Toolkit for Soft Functional Materials and Organic Particles
Gunnlaugsson, Thorfinnur (2017)Self-assembly has proven to be a powerful tool for the construction of complex superstructures. The assembly of monomers into supramolecular architectures via non-covalent interactions is chiefly directed by the molecular ... -
A supramolecular Tröger's base derived coordination zinc polymer for fluorescent sensing of phenolic-nitroaromatic explosives in water
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang (2017)A V-Shaped 4-amino-1,8-napthalimide derived tetracarboxylic acid linker (L; bis-[N-(1,3-benzenedicarboxylic acid)]-9,18-methano-1,8-naphthalimide-[b,f][1,5]diazocine) comprising the Tröger's base (TB) structural motif was ... -
Surface-Modified Gold Nanoparticles Possessing Two-Channel Responsive Eu III /Tb III Cyclen Complexes as Luminescent Logic Gate Mimics
Gunnlaugsson, Thorfinnur (2017)The development of material-supported molecular logic gate mimics (MGLMs) for contained application and device fabrication has become of increasing interest. Herein, we present the formation of ≈5 nm gold nanoparticles ... -
Synthesis and physical evaluation of lanthanide ion based complexes for the hydrolysis of phosphodiesters
Fanning, Ann-Marie (Trinity College (Dublin, Ireland). School of Chemistry, 2006)This thesis describes the synthesis and complexation characteristics of a series of cyclen based lanthanide complexes, designed for hydrolysis of phosphodiesters. Chapter one gives an introduction into the field of ... -
Synthesis and physical evaluation of urea- and thiourea-based receptors and sensors for anions
Ali, Haslin Dato Paduka Haji (Trinity College (Dublin, Ireland). School of Chemistry, 2007)This thesis, entitled “Synthesis and Physical Evaluation of Urea- and Thiourea-based Receptors and Sensors for Anions”, consists of five chapters. Chapter 1 briefly introduces the field of molecular sensing, followed by a ... -
Synthesis and studies of cyclen based lanthanide complexes for the detection of ions and molecules and the hydrolysis of phosphodiesters
Harte, Andrew (Trinity College (Dublin, Ireland). School of Chemistry, 2005)This thesis entitled "Cyclen Based Lanthanide Complexes for the Detection of Ions and Molecules and the Hydrolysis of Phosphodiesters" is divided into five chapters. Chapter 1, the introduction, is divided into two parts. ... -
Synthesis, structural characterisation and antiproliferative activity of a new fluorescent 4-amino-1,8-naphthalimide Tröger's base-Ru(ii)-curcumin organometallic conjugate
Watson, Graeme; Gunnlaugsson, Thorfinnur (2018)The synthesis, photophysics and biological investigation of fluorescent 4-amino-1,8-naphthalimide Tröger's bases (TB-1–TB-3) and a new Tröger's base p-cymene–Ru(II)–curcumin organometallic conjugate (TB–Ru–Cur) are described; ... -
Tetraarylpyrrolo[3,2-b]pyrroles as versatile and responsive fluorescent linkers in metal-organic frameworks
Gunnlaugsson, Thorfinnur; Schmitt, Wolfgang (2018)The first examples of crystalline coordination polymers containing the tetraarylpyrrolo[3,2-b]pyrrole (TPP) fluorophore are presented. We have prepared three new TPP ligands L1, H2L2 and H2L3, containing nitrile, carboxylate ...