- Sensitized Lanthanide-Ion Luminescence with Aryl-Substituted N-(2-Nitrophenyl)acetamide-Derived Chromophores
[作者:Andrews, M; Ward, BD; Laye, RH; Kariuki, BM; Pope, SJA,期刊:Helvetica Chimica Acta, 页码:2159-2172 , 文章类型: Article,,卷期:2009年92-11]
- The syntheses of the two tetraazamacrocyclic ligands L1 and L2 bearing a [(methoxy-2-nitrophenyl)amino]carbonyl chromophore, i.e., an N-(methoxy-2-nitrophenyl)acetamide moiety, together with their corresponding lanthanid...
- Multiple-Frequency and Variable-Temperature EPR Study of Gadolinium(III) Complexes with Polyaminocarboxylates: Analysis and Comparison of the Magnetically Dilute Powder and the Frozen-Solution Spectra
[作者:Benmelouka, M; Van Tol, J; Borel, A; Nellutla, S; Port, M; Helm, L; Brunel, LC; Merbach, AE,期刊:Helvetica Chimica Acta, 页码:2173-2185 , 文章类型: Article,,卷期:2009年92-11]
- An electron paramagnetic resonance (EPR) study of glasses and magnetically dilute powders of [Gd(DTPA)(H2O)](2-), [Gd(DOTA)(H2O)](-), and macromolecular gadolinate(1-) complexes P792 was carried out at the X- and Q-bands...
- Emissive and Cell-Permeable 3-Pyridyl- and 3-Pyrazolyl-4-azaxanthone Lanthanide Complexes and Their Behaviour in cellulo
[作者:Montgomery, CP; New, EJ; Palsson, LO; Parker, D; Batsanov, AS; Lamarque, L,期刊:Helvetica Chimica Acta, 页码:2186-2213 , 文章类型: Article,,卷期:2009年92-11]
- A series of seven emissive europium(III) and terbium(III) complexes was prepared, incorporating a 3-pyridyl-4-azaxanthone or 3-pyrazolyl-4-azaxanthone sensitising moiety within a polydentate macrocyclic ligand. High over...
- Building Functionality into 4 '-Hydrazone Derivatives of 2,2 ':6 ',2 ''-Terpyridine
[作者:Beves, JE; Constable, EC; Housecroft, CE; Neuburger, M; Schaffner, S; Zampese, JA,期刊:Helvetica Chimica Acta, 页码:2214-2226 , 文章类型: Article,,卷期:2009年92-11]
- The syntheses of the five 2,2':6',2 ''-terpyridine (tpy) ligands 5-9 functionalized in the 4'-position with a hydrazone substituent RR'C=N-NH (R=R'=Me; R=H, R'=4-BrC6H4, 4-O2NC6H4, 4-MeOC6H4, or 3,5-(MeO)(2)C6H3) are des...
- Metal-Ion Sensing Europium(III) Complexes with Bidentate Phosphine Oxide Ligands Containing a 2,2 '-Bipyridine Framework
[作者:Hasegawa, Y; Hieda, R; Nakagawa, T; Kawai, T,期刊:Helvetica Chimica Acta, 页码:2238-2248 , 文章类型: Article,,卷期:2009年92-11]
- Novel Eu-III complexes with bidentate phosphine oxide ligands containing a bipyridine framework, i.e., [3,3'-bis(diphenylphosphoryl)-2,2'-bipyridine]tris(hexafluoroacetylacetonato)europium(III) ([Eu-(hfa)(3)(BIPYPO)]) an...
- Luminescent Nanoparticles of Silica-Encapsulated Cadmium-Tellurium (CdTe) Quantum Dots with a Core-Shell Structure: Preparation and Characterization
[作者:Dong, HT; Liu, Y; Ye, ZQ; Zhang, WZ; Wang, GL; Liu, ZG; Yuan, JL,期刊:Helvetica Chimica Acta, 页码:2249-2256 , 文章类型: Article,,卷期:2009年92-11]
- Water-soluble thioglycolic acid (TGA)-capped CdTe quantum dots (QDs) were synthesized in aqueous medium, and then encapsulated in a silica nanosphere by copolymerization of the TGA-capped CdTe conjugated with (3-aminopro...
- Spectroscopic Investigation of the Europium(3+) Ion in a New ZnY4W3O16 Matrix
[作者:Tomaszewicz, E; Guzik, M; Cybinska, J; Legendziewicz, J,期刊:Helvetica Chimica Acta, 页码:2274-2290 , 文章类型: Article,,卷期:2009年92-11]
- A new Zn and Eu tungstate was characterized by spectroscopic techniques. This tungstate, of the formula ZnEu4W3O16, crystallized in the orthorhombic system and was synthesized by a solid-state reaction. It melts incongru...
- Organometallic Cerium Complexes from Tetravalent Coordination Complexes
[作者:Arnold, PL; Casely, IJ; Zlatogorsky, S; Wilson, C,期刊:Helvetica Chimica Acta, 页码:2291-2303 , 文章类型: Article,,卷期:2009年92-11]
- The use of tetravalent cerium alkoxides, nitrates, and triflates was studied as a direct route to [Ce-IV(carbene)] complexes. Protonolysis reactions between 1H-imidazolium- or imidazoline (=4,5-dihydro-1H-imidazole)-cont...
- The Photochemical Behavior of the Uranyl Ion (UO22+): a Dimer Perspective and Outlook
[作者:Gorller-Walrand, C; Servaes, K,期刊:Helvetica Chimica Acta, 页码:2304-2312 , 文章类型: Article,,卷期:2009年92-11]
- The complex formation of uranyl (UO22+) with oxalic acid (HOOC-COOH) in acetone is studied by UV/VIS, absorption, luminescence, and excitation spectroscopy. Based on solid-state crystallographic data, we propose a dimer ...
- Synthesis and Solid-State, Solution, and Luminescence Properties of Near-Infrared-Emitting Neodymium(3+) Complexes Formed with Ligands Derived from Salophen
[作者:Uh, H; Badger, PD; Geib, SJ; Petoud, S,期刊:Helvetica Chimica Acta, 页码:2313-2329 , 文章类型: Article,,卷期:2009年92-11]
- A series of free ligands, H2L1, H2L2, H2L3, and H2L4, designed for the coordination and sensitization of near-infrared(NIR)-emitting Nd3+ were synthesized by modifying the salophen Schiff base with different numbers and ...
- Synthesis and Relaxometric Properties of Gadolinium(III) Complexes of New Triazine-Based Polydentate Ligands
[作者:Tei, L; Benzi, M; Kielar, F; Botta, M; Cavallotti, C; Giovenzana, GB; Aime, S,期刊:Helvetica Chimica Acta, 页码:2414-2426 , 文章类型: Article,,卷期:2009年92-11]
- Two new derivatives based on an s-triazine structural motif were synthesized by attaching two 2,2'-hydrazinylidenebis[acetic acid] moieties to the triazine ring to reach an overall heptadenticity for the complexation of ...
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