Search Results - "Rocha, Reginaldo C"
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A Hybrid DNA-Templated Gold Nanocluster For Enhanced Enzymatic Reduction of Oxygen
Published in Journal of the American Chemical Society (16-09-2015)“…We report the synthesis and characterization of a new DNA-templated gold nanocluster (AuNC) of ∼1 nm in diameter and possessing ∼7 Au atoms. When integrated…”
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Homogeneous Photocatalytic Oxidation of Alcohols by a Chromophore-Catalyst Dyad of Ruthenium Complexes
Published in Angewandte Chemie (International ed.) (14-12-2009)“…A chromophore–catalyst dyad assembly of ruthenium polypyridyl complexes has been prepared, structurally and electronically characterized, and its…”
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cis-[RuII(bpy)₂(H₂O)₂]²⁺ Water-Oxidation Catalyst Revisited
Published in Angewandte Chemie (International ed.) (11-10-2010)“…The only operating mechanism in the oxidation of water to dioxygen catalyzed by the mononuclear cis‐[RuII(bpy)2(H2O)2]2+ complex when treated with excess CeIV…”
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Catalytic Photooxidation of Alcohols by an Unsymmetrical Tetra(pyridyl)pyrazine-Bridged Dinuclear Ru Complex
Published in Chemistry : a European journal (09-05-2011)“…The dinuclear complexes [(tpy)Ru(tppz)Ru(bpy)(L)]n+ (where L is Cl− or H2O, tpy and bpy are the terminal ligands 2,2′:6′,2′′‐terpyridine and 2,2′‐bipyridine,…”
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Electronic Structure and Spectroscopy of [Ru(tpy)2]2+, [Ru(tpy)(bpy)(H2O)]2+, and [Ru(tpy)(bpy)(Cl)]
Published in Inorganic chemistry (16-11-2009)“…We use a combined, theoretical and experimental, approach to investigate the spectroscopic properties and electronic structure of three ruthenium polypyridyl…”
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Evolution and characterization of a new reversibly photoswitching chromogenic protein, Dathail
Published in Journal of molecular biology (08-05-2016)“…We report the engineering of a new reversibly switching chromogenic protein, Dathail. Dathail was evolved from the extremely thermostable fluorescent proteins…”
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Observation of Three Intervalence-Transfer Bands for a Class II-III Mixed-Valence Complex of Ruthenium
Published in Angewandte Chemie (International ed.) (01-01-2008)“…Multiple intervalence‐transfer (IT) absorptions (see picture) appear in the near‐IR/IR spectra of the mixed‐valence complex [Cl3RuII(tppz)RuIIICl3]−…”
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Synthesis of Terpyridine-Terminated Amphiphilic Block Copolymers and Their Self-Assembly into Metallo-Polymer Nanovesicles
Published in Materials (17-02-2019)“…Polystyrene- -polyethylene glycol (PS- -PEG) amphiphilic block copolymers featuring a terminal tridentate -ligand (terpyridine) were synthesized for the first…”
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A trinuclear oxo-chromium(III) complex containing the natural flavonoid primuletin: synthesis, characterization, and antiradical properties
Published in Molecules (Basel, Switzerland) (10-04-2015)“…A new trinuclear oxo-centered chromium(III) complex with formula [Cr3O(CH3CO2)6(L)(H2O)2] (L = 5-hydroxyflavone, known as primuletin) was synthetized and…”
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10
Probing the localized-to-delocalized transition
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (13-01-2008)“… In a review in 2001, experimental protocols and a systematic model to probe this region were proposed and applied to examples in the literature. The model…”
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Crystal structure and redox potentials of the tppz-bridged {RuCl(bpy)} + dimer
Published in Acta crystallographica. Section E, Crystallographic communications (01-09-2018)“…We report the structural and electrochemical characterization of the binuclear complex [μ-(C H N ){RuCl(C H N )} ](PF ) , which contains the bis-tridentate…”
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A DNA-templated fluorescent silver nanocluster with enhanced stability
Published in Nanoscale (21-07-2012)“…We report the discovery of a DNA sequence that templates a highly stable fluorescent silver nanocluster. In contrast to other DNA templated silver nanoclusters…”
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(4'-Ethynyl-2,2':6',2''-terpyridine)(2,2':6',2''-terpyridine)-ruthenium(II) bis-(hexa-fluoridophosphate) acetonitrile disolvate
Published in Acta crystallographica. Section E, Structure reports online (01-02-2013)“…The title heteroleptic bis--terpyridine complex, [Ru(C(15)H(11)N(3))(C(17)H(11)N(3))](PF(6))(2)·2CH(3)CN, crystallized from an acetonitrile solution as a salt…”
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Electronic Structure of the Water Oxidation Catalyst cis,cis-[(bpy)2(H2O)RuIIIORuIII(OH2)(bpy)2]4+, The Blue Dimer
Published in Inorganic chemistry (06-02-2012)“…The first designed molecular catalyst for water oxidation is the “blue dimer”, cis,cis-[(bpy)2(H2O)RuIIIORuIII(OH2)(bpy)2]4+. Although there is experimental…”
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Polythiophenes in biological applications
Published in Journal of nanoscience and nanotechnology (01-01-2014)“…Polythiophene and its derivatives have shown tremendous potential for interfacing electrically conducting polymers with biological applications. These…”
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Electronic structure and spectroscopy of [Ru(tpy)(2)](2+), [Ru(tpy)(bpy)(H(2)O)](2+), and [Ru(tpy)(bpy)(Cl)](+)
Published in Inorganic chemistry (16-11-2009)“…We use a combined, theoretical and experimental, approach to investigate the spectroscopic properties and electronic structure of three ruthenium polypyridyl…”
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Catalytic Water-Oxidation Activity of a Weakly Coupled Binuclear Ruthenium Polypyridyl Complex
Published in European journal of inorganic chemistry (01-12-2016)“…The catalytic oxidation of water by the binuclear complex [Ru2(H2O)2(bpy)2(tpy2ph)](PF6)4 [bpy = 2,2′‐bipyridine; tpy2ph =…”
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A metallo-biopolymer conjugate of elastin-like polypeptide: photoluminescence enhancement in the coacervate microenvironment
Published in Journal of biological inorganic chemistry (01-10-2018)“…An optically active metallo-polymer assembly is demonstrated via conjugation of a genetically engineered elastin-like polypeptide (ELP) and a ruthenium(II)…”
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Metallo-Biopolymers: Conjugation Strategies and Applications
Published in Polymer reviews (02-10-2014)“…Metallo-biopolymers are an exciting class of materials that integrate the optical, electronic, magnetic, and chemical properties of metal complexes with the…”
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Conjugation of Amphiphilic Proteins to Hydrophobic Ligands in Organic Solvent
Published in Bioconjugate chemistry (15-08-2018)“…Protein–ligand conjugations are usually carried out in aqueous media in order to mimic the environment within which the conjugates will be used. In this work,…”
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