Browsing by Subject "Crystallography"
Now showing items 1-15 of 15
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Article
A diffuse reflectance infrared fourier-transform spectra and density functional theory study of CO adsorption on Rhγ-Al2O 3
(2007)The vibrational frequencies and bond dissociation energies of carbon monoxide adsorbed to various rhodium clusters are computed, and the diffuse reflectance infrared Fourier-transform (DRIFT) spectrum of carbon monoxide ...
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Article
Lattice thermal conductivity of K 2(Bi 1-zSb z) 8Se 13 solid solutions
(2004)The influence of the Bi/Sb partial substitution to the lattice thermal conductivity of the K 2(Bi 1-zSb z) 8Se 13 solid solution series was studied. The variation of the lattice thermal conductivity with comparison was ...
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Article
Macrocyclic cyclo[n]malonates - Synthetic aspects and observation of columnar arrangements by X-ray crystallography
(2006)A variety of achiral and chiral macrocyclic oligomalonates were synthesised in a one-step procedure through condensation of malonyl dichloride with α,ω-diols. We have investigated the applicability of this method by varying ...
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Conference Object
On the optical properties of thermoelectric alkali metal chalcogenide compounds
(Affiliation: Physics Department, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceAffiliation: Department of Chemistry, Michigan State University, East Lansing, MI 48824, United StatesAffiliation: Department of Mechanical and Manufacturing Engineering, University of Cyprus, 1678 Nicosia, CyprusCorrespondence Address: Hatzikraniotis, E.Physics Department, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece, 2006)Solid solutions of K2Bi8-xSbxSe 13 is an interesting series of complex bismuth-chalcogenide compounds, which are attractive for thermoelectric investigations. The highly anisotropic structure in these compounds results in ...
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Conference Object
Steady flow of a two-dimensional film under pressure
(2000)We use finite elements and the full Newton iteration method to solve the steady, two-dimensional flow of a Newtonian planar film, issuing from a slit under a pressure difference between the two free surfaces, in the presence ...
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Article
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Article
Synthesis of new photosensitive H2BBQ2+[ZnCl4]2−/[(ZnCl)2(μ-BBH)] complexes, through selective oxidation of H2O to H2O2
(2017)A new two-electron photosensitizer, H2BBQ2+[ZnCl4]2−/[(ZnCl)2(μ-BBH)] (BBQ stands for 2,5-bis[bis(pyridin-2-ylmethyl)amino]-1,4-quinone and BBH stands for 2,5-bis[bis(pyridin-2-ylmethyl)amino]-1,4-hydroquinone), has been ...
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Article
Synthesis, characterization, and study of octanuclear iron-oxo clusters containing a redox-active Fe4O4-cubane core
(2008)A one-pot synthetic procedure yields the octanuclear FeIII complexes Fe8(μ4-O)4(μ-pz*) 12X4, where X = Cl and pz* = pyrazolate anion (pz = C3H3N2-) (1), 4-Cl-pz (2), and 4-Me-pz (3) or X = Br and pz* = pz (4). The crystal ...
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Conference Object
Synthesis, crystal structure and thermoelectric properties of β-K 2Bi 8Se 13 solid solutions
(Affiliation: Department of Chemistry, Michigan State University, East Lansing, MI 48824, United StatesAffiliation: Department of Physics, University of Michigan, Ann Arbor, MI 48109, United StatesAffiliation: Department of Electrical Engineering, Michigan State University, East Lansing, MI 48824, United StatesAffiliation: Department of Electrical Engineering, Northwestern University, Evanston, IL 60208, United StatesAffiliation: Department of Physics, Aristotle University of Thessaloniki, 54006 Thessaloniki, GreeceCorrespondence Address: Kyratsi, T.Department of Chemistry, Michigan State University, East Lansing, MI 48824, United States, 2003)Solid solution series of the type K 2Bi 8-xSb xSe 13, K 2-xRb xBi 8Se 13 as well as K 2B 18Se 13-xS x were prepared and the distribution of the atoms (Bi/Sb, K/Rb and Se/S) on different crystallographic sites, the band ...
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Article
Synthesis, structure, magnetic properties and aqueous solution characterization of p-hydroquinone and phenol iminodiacetate copper(ii) complexes
(2008)The reaction of Cu2+ acetate monohydrate with 2-[N,N′-bis(carboxymethyl)aminomethyl]-4-carboxyphenol (H 4cacp), 2-[N,N-bis(carboxymethyl)aminomethyl]hydroquinone (H 4cah) and the dinucleating 2,5-bis[N,N-bis(carboxymethy ...
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Article
Thermoelectric properties and site-selective Rb+/K+ distribution in the K2-xRbxBi8Se13 series
(2003)β-K2Bi8Se13 possesses promising thermoelectric properties whereas Rb2Bi8Se13 does not. The formation of solid solutions between these two compounds was attempted to study the alkali metal distribution in the structure and ...
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Article
Thin liquid crystal film for corrosion sensing
(2008)The anchoring energy of Liquid Crystals (LCs) is influenced by several parameters. Many scientists have exploited LCs anchoring in order to develop several LC based optical sensors. This paper proposes and proves a new ...
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Article
Unexpected reduction of vanadium(IV) to vanadium(III) in the presence of the chelate ligands 2,2′-bipyridine (bpy) and 1,8-hydroxyquinoline (Hquin)
(2001)The structures, NMR spectra and electrochemical properties of the vanadium(III) compounds, cis-[VIIICl2-(acac)(bpy)] and [VIII(quin)3]·2CH3OH, formed from [VIVCl2(acac)2]·0.25CH2Cl 2 (Hacac = pentane-2,4-dione) and ...
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Doctoral Thesis Open Access
Δομική και φασματοσκοπική μελέτη συμπλοκών ενώσεων χαλκού (II) , ψευδαργύρου (II), βαναδίου (IV/V) και μολυβδανίου (V) με ηλεκτροχημικά ενεργούς υποκαταστάτες και ανθρακικά: διδακτορική διατριβή
(Πανεπιστήμιο Κύπρου, Σχολή Θετικών και Εφαρμοσμένων Επιστημών / University of Cyprus, Faculty of Pure and Applied Sciences, 2004)Η μελέτη της αλληλεπίδρασης φαινολικών παραγώγων με μεταλλοϊόντα μετάπτωσης είναι πολύ σημαντική στην κατανόηση των μηχανισμών που επιτελούνται σε μεταλλοένζυμα. Επιπλέον, στα πλαίσια οικολογικής συνείδησης, τα τελευταία ...
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Doctoral Thesis Open Access
Σύνθεση και μελέτη πολυμερών ένταξης και μεταλλικών πλειάδων Mn και Mn/M (M= 3d ή 4f μεταλλοϊόν) από τη χρήση αλειφατικών τριολών
(Πανεπιστήμιο Κύπρου, Σχολή Θετικών και Εφαρμοσμένων Επιστημών / University of Cyprus, Faculty of Pure and Applied Sciences, 2014-06)H χημεία μεταλλικών πλειάδων και πολυμερών ένταξης του μαγγανίου έχει προσελκύσει τα τελευταία χρόνια σημαντικό ερευνητικό ενδιαφέρον για διάφορους λόγους ανάμεσα στους οποίους εξέχουσα θέση κατέχουν οι αισθητικά όμορφες ...