Browsing Τμήμα Χημείας / Department of Chemistry by Title
Now showing items 513-532 of 1299
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ICPBCZin: A red emitting ratiometric fluorescent indicator with nanomolar affinity for Zn2+ ions
(2008)A new fluorescent Zn2+ indicator, namely, ICPBCZin was synthesized and the spectral profile of its free and Zn2+ bound forms was studied. The newly synthesized zinc indicator incorporates as chromophore the chromeno ...
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Identification of a potent activator of Akt phosphorylation from a novel series of phenolic, picolinic, pyridino, and hydroxamic zinc(II) complexes
(2011)The discovery of small-molecule modulators of signaling pathways is currently a particularly active area of research. We aimed at developing unprecedented metal-based activators of Akt signaling which can potentially find ...
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Identification of a series of novel derivatives as potent HCV inhibitors by a ligand-based virtual screening optimized procedure
(2007)This paper presents the results of a ligand-based virtual screening optimized procedure on 98 compounds which have been recently evaluated as inhibitors of genotype 1 HCV polymerase. First, quantitative structure-activity ...
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Identifying potential candidates for donor-acceptor copolymers on a series of 4H-1,2,6-thiadiazines: An electrochemical approach
(2013)A series of synthesized small organic molecules based on the 4H-1,2,6-thiadiazine moiety are studied using electrochemistry, to probe their potential as comonomer building blocks for solar-absorbing polymers for organic ...
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Impact of Structural Polymorphs on Charge Collection and Nongeminate Recombination in Organic Photovoltaic Devices
(2018)The formation of different types of structural polymorphs of poly(3-hexyl-thiophene) (P3HT) affects the performance of organic photovoltaic (OPV) devices that use thermally annealed P3HT:PCBM[60] blend films as a photoactive ...
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Article
Implications of HIV-1 M group polymorphisms on integrase inhibitor efficacy and resistance: Genetic and structural in silico analyses
(2009)The extensive polymorphisms among HIV-1 subtypes have been implicated in drug resistance development. Integrase inhibitors represent the latest addition to the treatment of HIV-1, and their efficacy and resistance patterns ...
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The Importance of Microstructure in Determining Polaron Generation Yield in Poly(9,9-dioctylfluorene)
(2019)Understanding the structure–property relationships that govern exciton dissociation into polarons in conjugated polymers is key in developing materials for optoelectronic applications such as light-emitting diodes and solar ...
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An improved synthesis of diiodonoradamantane
(2009)Τhe synthesis of 3,7-diiodo-tricyclo[3.3.1.03,7]nonane, the main precursor of noradamantene, by iodination of the corresponding diol via its dimesylate affords a threefold higher yield than the direct iodination of the ...
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Improving the Cd(ii) detection capability of a new anionic rare earth metal-organic framework based on a [RE6(μ3-OH)8]10+secondary building unit: an ion-exchange approach towards more efficient sensors
(Royal Society of Chemistry, 2020-07-01)The synthesis and characterization of a new family of rare earth (RE) MOFs based on a hexanuclear (RE3+)6 secondary building unit (SBU) and the angular dicarboxylic ligand 4,4′-oxybisbenzoic acid (H2OBA) with the formula ...
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In silico exploration for identifying structure-activity relationship of MEK inhibition and oral bioavailability for isothiazole derivatives
(2010)In this study, quantitative structure-activity/property models are developed for modeling and predicting both MEK inhibitory activity and oral bioavailability of novel isothiazole-4-carboxamidines. The models developed are ...
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In Situ Determination of Surface Carbon Species Formed on Rh/Al2O3 During CO/H2 Reaction by using Various Transient and Isotopic Methods
(1993)The evolution of surface species formed during the CO/H2 reaction at 220°C on a 1wt% Rh/Al2O3 catalyst was studied by transient methods using both mass spectrometry and FTIR. There is a very small amount of active carbon, ...
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In situ polymerised polyamide 6/sepiolite nanocomposites: Effect of different interphases
(2014)The success of a polymer/clay nanocomposite depends from a number of factors including the intrinsic properties of the clay, nanofiller dispersion and orientation, matrix/filler interactions, etc. This manuscript focuses ...
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Inactivation of the glutamine/amino acid transporter ASCT2 by 1,2,3-dithiazoles: Proteoliposomes as a tool to gain insights in the molecular mechanism of action and of antitumor activity
(2012)The ASCT2 transport system catalyses a sodium-dependent antiport of glutamine and other neutral amino acids which is involved in amino acid metabolism. A library of 1,2,3-dithiazoles was designed, synthesized and evaluated ...
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Article
Incorporation of zinc in an aluminophosphate microporous phase
(1985)A new molecular sieve with formula Zn0.06Al 0.96PO4 has been prepared, which has a structure similar to that of the aluminophosphate ALPO-5
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Increased radiation exposure by granite used as natural tiling rock in Cypriot housesAAA
(2007)This paper deals with gamma dose rates in Cypriot houses with and without granite flooring and compares the average radiation doses with one another. The additional radiation exposure due to granite flooring is compared ...
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Inducing single-molecule magnetism in a family of loop-of-loops aggregates: Heterometallic Mn40Na4 clusters and the homometallic Mn44 analogue
(2010)The syntheses, crystal structures, and magnetic properties of a new family of heterometallic Mn40Na4 and homometallic Mn44 loop-of-loops aggregates are reported. The reactions of [Mn3O(O 2CMe)6(py)3]•py with 1,3-propanediol ...
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Induction of mesoporosity in ALPO-5. Treatment with silicon tetrachloride
(1989)Reaction of microporous AlPO4 (ALPO-5) with SiCl4 vapour in a nitrogen atmosphere at 870 K results in the partial isomorphous substitution of P predominantly by Si. The product has fewer but stronger acid sites than the ...
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Industrial H2-SCR of NO on a novel Pt/MgO-CeO2 catalyst
(2007)We describe here the performance of a novel MgO-CeO2-supported Pt (0.1 wt%) catalyst towards the selective conversion of NO into N2 (SN2 > 80%) by using H2 (H2-SCR) under process conditions similar to those encountered in ...
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Industrial NOx control via H2-SCR on a novel supported-Pt nanocatalyst
(2011)We describe here the performance of a novel MgO-CeO2-supported Pt nanocatalyst (∼1.5nm mean Pt particle size) towards the selective conversion of NO (XNO>90%) into N2 (SN2>80%) using H2 (H2-SCR) in the low-temperature range ...
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Article
Influence of ligand positional isomerism on the molecular and supramolecular structures of cobalt(II)-phenylimidazole complexes
(2019)In a study to evaluate the impact of flexible positional isomeric ligands on the coordination geometry and self-assembly process of 3d metal complexes, the synthesis of eight new cobalt(II) complexes with the 2-phenylimidazole ...