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Showing 1 to 15 of 15 for “"Luminescence spectroscopy."”.
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Improvements on Instrumentation to Explore the Multidimensionality of Luminescence Spectroscopy
… of the multidimensional nature of line narrowing spectroscopy at liquid nitrogen (77 K) and liquid helium (4.2 K) temperatures. The inconvenience of sample freezing procedures is eliminated with the aid of cryogenic fiber optic probes. Rapid collection of multidimensional data formats such as …
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The evaluation and the application of array detectors for analytical luminescence spectroscopy.
… device (CCD), for low-light level chemiluminescence and other luminescence spectroscopies. This research conclusively demonstrates the superior qualitative and quantitative performance of spectrometric systems which employ these detectors. It is experimentally shown that a single …
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Nondestructive Evaluation Of Thermal Barrier Coatings With Thermal Wave Imaging And Photostimulated Luminescence Spectroscopy
… thermal wave imaging (TWI) and photostimulated luminescence (PL) spectroscopy. TWI is a promising NDE technique with the ability to detect integrity and thickness of TBCs. In this study, TWI was employed as an NDE technique to examine as-coated TBCs with varying thicknesses, and thermally-cycled …
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New Developments On High-resolution Luminescence Spectroscopy And Their Application To The Direct Analysis Of Organic Pollutants
… is based on two well-known high-resolution luminescence techniques, namely Shpol'skii Spectroscopy (SS) and Fluorescence Line Narrowing Spectroscopy (FLNS). Although these two techniques have long been recognized for their capability in providing direct determination of target PACs in …
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Luminescence Spectroscopy of Strontium and Barium atoms isolated in Low Temperature Solids – an experimental and theoretical study
… The primary goal of this work is to develop the spectroscopy of matrix-isolated Group II metals and augment the ongoing research of the Maynooth Group, which focuses on S metal atom – rare gas systems. Moreover, the literature on the spectroscopy of matrix-isolated Sr or Ba is quite sparse and …
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Experimental and Theoretical Analysis of the Luminescence Spectroscopy of atomic Mercury and atomic Manganese isolated in Rare Gas Solids
… to gain further insight into the optical spectroscopy of atomic ns2 metal atoms, mercury and manganese isolated in cryogenic thin films of rare gases argon, krypton and xenon. The luminescence spectroscopy of solid-state M/RG (M = Hg and Mn; RG = Ar, Kr and Xe) samples has been recorded …
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Synthesis and characterization of diverse copper halide complexes with a range of heterocyclic ligands
… melting point determination, solubility tests, luminescence spectroscopy, FT-IR, TGA, elemental analysis, NMR, and X-ray crystallography. Ligands were characterized using the same listed techniques to understand changes. All synthesized products underwent thorough characterization using diverse …
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Development of lanthanide-binding tags (LBTs) as powerful and versatile peptides for use in studies of proteins and protein interactions
… including X-ray crystallography and NMR spectroscopy for structural information, and luminescence spectroscopy to determine cellular localization and binding interactions. These techniques generally require a spectroscopic handle, and trivalent lanthanide ions (Ln3+) are protean in this …
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Part I: The synthesis of chenodeoxycholic acid derived macrocyles and cage compounds. Part II. Sonogashira coupling for the synthesis of well-defined π-conjugated arylene ethynylene oligomers as blue-light-emitting materials
… oligomers have been confirmed by 1H and 13C NMR spectroscopy, HR-MS, MALDI-TOF spectroscopy. The detailed structure of oligomers 5a, 5b and homo4 were revealed by single X-ray crystal diffraction measurements. The electronic properties of these oligomers have been studied by UV-vis and …
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Effects Of Bond Coat Surface Preparation On Thermal Cycling Lifetime And Failure Characteristics Of Thermal Barrier Coatings
… by optical profilometry (OPM), photo-stimulated luminescence spectroscopy (PSLS), optical microscopy, scanning electron microscopy (SEM) equipped with energy dispersive spectroscopy (EDS), and scanning/transmission electron microscopy (TEM/STEM) equipped with high angle annular dark field (HAADF) …
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Influence of the Matrix Environment on the Optical Properties of Incorporated Dye Molecules
… is investigated by means of absorption and luminescence spectroscopy. In the first part, perylene and 2,2-difluoro-1,3,2-dioxaborine derivatives, and Alq3 (tris(8-hydroxyquinoline) aluminium) embedded in the optically inactive SiO2 and polyimide hosts are studied. For the system dye …
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Design and Characterization of New Luminescent Sensors and Labels
… by the wide range of techniques based on luminescence spectroscopy. As far as the development of new chemical sensors is concerned, as chemists we were interested in the preparation of new, efficient, sensing materials. In this context, we kept developing new molecular chemosensors, by …
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The Electronic and Vibrational Spectroscopy of Matrix-Isolated Phthalocyanines – Experiment and Theory
… their importance in industry, their optical spectroscopy has yet to be fully characterised. Low-temperature solids consisting of the rare gases or inert materials like nitrogen offer an ideal environment in which to study these molecules. The resulting spectral bands in inert cryogenic …
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The Electronic and Vibrational Spectroscopy of Metal Phthalocyanines and Metal Phthalocyanine Chlorides Isolated in Low Temperature Solids
… thesis is to provide novel insights into the spectroscopy of matrix-isolated phthalocyanines, with particular attention given to the gallium phthalocyanine chloride (GaPcCl) molecule. The most significant findings in the current work pertain to the luminescence spectroscopy and amplified …
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New Derivatives Of Pyridine-2,6-Bis(Oxazoline) For The Sensitization Of Visible And Near Infrared Emitting Lanthanide Ions
Lanthanide ion luminescence can be sensitized when coordinated by a ligand or antenna to give intense and characteristic color emission. Eu(III) and Tb(III) being the most thoroughly studied due to their intense emission in the visible region of the spectrum, the near-infrared emitting ions …