Browsing QUIO_Articles by Title
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N-alpha-Aminoacyl Colchicines as Promising Anticancer Agents
Bentham Science Publishers (2020-12-29)Background: In the last years, many efforts have been made to find colchicine derivatives with reduced toxicity. Additionally, the deregulation of amino acid uptake by cancer cells provides an opportunity to improve ... -
(n6-arene)Ru(bis-NHC) complexes for the reduction of CO2 to formate with hydrogen and by transfer hydrogenation with iPrOH
Royal Society of Chemistry (2010)A series of bis-NHC-complexes of Ru and Ir have been tested in the reduction of carbon dioxide to formate. The use of one of the ‘(η6-arene)Ru(bis-NHC)’ complexes (labeled as 1 in the text) in the reduction of carbon dioxide ... -
Nanocasted mesoporous nanocrystalline ZnO thin films
Elsevier (2010)For the first time the formation of photoluminescent mesoporous ZnO thin films with high optical quality and low refractive index is reported. They have been thoroughly characterized via the use of a large set of modern ... -
Nanocomposite Fe2O3–SiO2 inclusion pigments from post-functionalized mesoporous silicas
Elsevier (2009)High-surface mesoporous silicas with different pore sizes were employed for the first time as silicon precursors in the synthesis of reddish Fe2O3–SiO2 inclusion pigments. Interestingly, the size of included Fe2O3 nanoparticles ... -
New advances in dual stereocontrol for asymmetric reactions
Royal Society of Chemistry (2013-04-16)Achieving dual stereocontrol in asymmetric reactions using a single enantiomer for the building of the chiral catalyst or auxiliary is a very important goal in enantioselective synthesis as it eliminates the need for having ... -
New chiral tetraaza ligands for the efficient enantioselective addition of dialkylzinc to aromatic aldehydes
Elsevier (2008)A series of chiral tetraaza ligands were studied for the enantioselective addition of dialkylzinc to aldehydes. These bis(amino amide) ligands show high enantioselectivity in the addition of organozincs to aromatic aldehydes. ... -
New chromium doped powellite (Cr–CaMoO4) yellow ceramic pigment
Elsevier (2015-06)A new chromium doped powellite (Cr–CaMoO4) yellow ceramic pigment alternative to yellow of praseodymium-zircon has been synthesised and characterised in order to analyse: (a) the stoichiometry of the solid solution, (b) ... -
New chromium-calcium titanate red ceramic pigment
Trans Tech Publications (2010)Synthesis and characterization of a new chromium- calcium titanate red ceramic pigment is described in this communication. The pigment is based on the solid solution of chromium (IV) in calcium titanate and was characterized ... -
New insights in the structure-luminescence relationship of Eu:SrAl2O4
Elsevier (2009)This work aims the preparation of Eu:SrAl2O4 through a sol-gel methodology. Some studies point out the possibility that hexagonal polymorph exhibit higher luminescence efficiency than the monoclinic one. However, the slow ... -
New insights on organosilane oligomerization mechanisms using ESI-MS and 29Si NMR
Royal Society of Chemistry (2009)The use of electrospray ionization mass spectrometry (ESI-MS) in parallel with 29Si and 1H NMR to elucidate the aqueous speciation and temporal evolution of the organosilane methyldiethoxysilane (MDES) through hydrolysis ... -
New insights on the structural and optical properties of Ce–Ti mixed oxide nanoparticles doped with praseodymium
Royal Society of Chemistry (2010-10-26)Nanostructured, doped Ce–Ti mixed oxides are potential materials for several applications such as pigments, catalysis, fuel cells, optical films, and gas sensors. In this article, a series of Pr-doped Ce–Ti oxides have ... -
New polymer-supported photocatalyst with improved compatibility with polar solvents. Synthetic application using solar light as energy source
Elsevier (2010)A new kind of supported photocatalysts derived from low-crosslinked polystrene, containing Rose Bengal and pyridinium groups, is described. Such polymers are capable to catalyze the quantitative synthesis of 5-hydroxy-5H ... -
New porous monolithic membranes based on supported ionic liquid-like phases for oil/water separation and homogenous catalyst immobilisation
Royal Society of Chemistry (2018)Porous monolithic advanced functional materials based on supported ionic liquid-like phase (SILLP) systems were used for the preparation of oleophilic and hydrophobic cylindrical membranes and successfully tested as ... -
New red-shade environmental-friendly multifunctional pigment based on Tb and Fe doped Y2Zr2O7 for ceramic applications and cool roof coatings
Elsevier (2016)A new red-shade environmental friendly ceramic pigment with the general formula Y2−xTbxZr2−yFeyO7−δ [x = 0, 0.25 and y = 0.15, 0.25, 0.35] was prepared by a polymeric sol-gel process and after calcination at 1300 °C for ... -
New vanadium doped calcium titanate ceramic pigment
Elsevier (2011-12)In this paper a new pink vanadium doped calcium titanate Ca(VxTi1−x)O3 ceramic pigment in conventional ceramic glazes is obtained by ceramic route and characterized. The limit of solid solution is near by x = 0.2, higher ... -
Nitric oxide sensitive fluorescent polymeric hydrogels showing negligible interference by dehydroascorbic acid
Elsevier (2014)A series of nitric oxide (NO) sensitive polymeric hydrogels have been synthesized and their properties described. The new materials are based on a poly(2-hydroxyethyl methacrylate) matrix entrapping the DAF-FM (4-amino-5 ... -
Nitroepoxides as versatile precursors to 1,4-diamino heterocycles
American Chemical Society (2014)Nitroepoxides are easily transformed into 1,4- diamino heterocycles such as quinoxalines and pyrazines by treatment with 1,2-benzenediamines and ammonia, respectively. Additionally, related saturated heterocycles, such ... -
Non-Ohmic Phenomena in Mn-doped BaTiO3
Wiley-Blackwell (2012)We report here a novel effect in which the resistance of a semiconducting oxide ceramic increases on application of a small dc bias. The ceramic conducts at high temperatures by an n-type hopping mechanism. On application ... -
Non-Polymeric Nanogels as Versatile Nanocarriers: Intracellular Transport of the Photosensitizers Rose Bengal and Hypericin for Photodynamic Therapy
American Chemical Society (2021-04-19)The use of nanocarriers for intracellular transport of actives has been extensively studied in recent years and represents a central area of nanomedicine. The main novelty of this paper lies on the use of nanogels formed ... -
Novel electrolytes based on mixtures of dimethyl sulfoxide task specific zwitterionic ionic liquid and lithium salts: Synthesis and conductivity studies
Elsevier (2023-08-09)Novel methyl sulfoxide imidazolium-based zwitterionic low melting salts was synthesized and characterized. The combination of this functionalized zwitterion and lithium bis(trifluoromethylsulfonyl)amide (LiNTf2) salts at ...