Light-assisted synthesis and functionalization of silver nanoparticles with thiol derivative thioxanthones: new insights into the engineering of metal/chromophore nanoassemblies
Identifieur interne : 000005 ( PascalFrancis/Corpus ); précédent : 000004; suivant : 000006Light-assisted synthesis and functionalization of silver nanoparticles with thiol derivative thioxanthones: new insights into the engineering of metal/chromophore nanoassemblies
Auteurs : SONGLIN NIU ; Raphaël Schneider ; Loïc Vidal ; Samar Hajjar-Garreau ; Lavinia BalanSource :
- Journal of nanoparticle research [ 1388-0764 ] ; 2014.
Descripteurs français
- Pascal (Inist)
English descriptors
- KwdEn :
Abstract
In this study, silver nanoparticles (Ag NPs) were generated, functionalized, and stabilized using a one-step photochemical approach that does not require more than few minutes with a low power near UV LED source. A series of thiol-functionalized thioxanthone (TX) derivatives were prepared and used for the photoinduced synthesis of Ag NPs and their surface functionalization and stabilization. Upon illumination, Ag+ ions are reduced by free radicals generated through an oxidoreductive process occurring between excited TX groups and N-methyldiethanolamine. This process generates monodispersed silver nanoparticles with an average diameter about 2-7 nm depending on the TX derivative used. Due to the strong interaction between Ag atoms and thiol groups of the ligands, AgNPs are capped in situ by TX derivatives and exhibit remarkable stability in solution. Subsequent studies carried out on silver NPs/TX nanoassemblies (designed as AgNPs@S-TX) demonstrated their potentials in free radical photopolymerization of acrylate monomers.
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Format Inist (serveur)
NO : | PASCAL 14-0272787 INIST |
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ET : | Light-assisted synthesis and functionalization of silver nanoparticles with thiol derivative thioxanthones: new insights into the engineering of metal/chromophore nanoassemblies |
AU : | SONGLIN NIU; SCHNEIDER (Raphaël); VIDAL (Loïc); HAJJAR-GARREAU (Samar); BALAN (Lavinia) |
AF : | Institut de Sciences des Matériaux de Mulhouse, CNRS UMR 7361, Université de Haute Alsace, 15 rue Jean Starcky/68057 Mulhouse/France (1 aut., 3 aut., 4 aut., 5 aut.); Laboratoire Reactions et Génie des Procédés (LRGP), CNRS UMR 7274, Université de Lorraine, 1 rue Grandville, BP 20451/54001 Nancy/France (2 aut.) |
DT : | Publication en série; Papier de recherche; Niveau analytique |
SO : | Journal of nanoparticle research; ISSN 1388-0764; Pays-Bas; Da. 2014; Vol. 16; No. 9; 2620.1-2620.11; Bibl. 1 p.1/4 |
LA : | Anglais |
EA : | In this study, silver nanoparticles (Ag NPs) were generated, functionalized, and stabilized using a one-step photochemical approach that does not require more than few minutes with a low power near UV LED source. A series of thiol-functionalized thioxanthone (TX) derivatives were prepared and used for the photoinduced synthesis of Ag NPs and their surface functionalization and stabilization. Upon illumination, Ag+ ions are reduced by free radicals generated through an oxidoreductive process occurring between excited TX groups and N-methyldiethanolamine. This process generates monodispersed silver nanoparticles with an average diameter about 2-7 nm depending on the TX derivative used. Due to the strong interaction between Ag atoms and thiol groups of the ligands, AgNPs are capped in situ by TX derivatives and exhibit remarkable stability in solution. Subsequent studies carried out on silver NPs/TX nanoassemblies (designed as AgNPs@S-TX) demonstrated their potentials in free radical photopolymerization of acrylate monomers. |
CC : | 001B80A07B; 001B60H65; 001D03F15 |
FD : | Fonctionnalisation; Argent; Nanoparticule; Nanomatériau; Thiol; Chromophore; Nanostructure; Plan expérience; Diode électroluminescente; Eclairement; Interaction forte; Ligand; Polymérisation photochimique; Monomère; Nanocomposite; Résonance plasmon surface; 8107B; 6865; 8560J; 8560 |
ED : | Functionalization; Silver; Nanoparticles; Nanostructured materials; Thiols; Chromophores; Nanostructures; Experimental design; Light emitting diodes; Illumination; Strong interactions; Ligands; Photopolymerization; Monomers; Nanocomposites; Surface plasmon resonance |
SD : | Funciónalización |
LO : | INIST-28202.354000504560870380 |
ID : | 14-0272787 |
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Pascal:14-0272787Le document en format XML
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<front><div type="abstract" xml:lang="en">In this study, silver nanoparticles (Ag NPs) were generated, functionalized, and stabilized using a one-step photochemical approach that does not require more than few minutes with a low power near UV LED source. A series of thiol-functionalized thioxanthone (TX) derivatives were prepared and used for the photoinduced synthesis of Ag NPs and their surface functionalization and stabilization. Upon illumination, Ag<sup>+</sup>
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<server><NO>PASCAL 14-0272787 INIST</NO>
<ET>Light-assisted synthesis and functionalization of silver nanoparticles with thiol derivative thioxanthones: new insights into the engineering of metal/chromophore nanoassemblies</ET>
<AU>SONGLIN NIU; SCHNEIDER (Raphaël); VIDAL (Loïc); HAJJAR-GARREAU (Samar); BALAN (Lavinia)</AU>
<AF>Institut de Sciences des Matériaux de Mulhouse, CNRS UMR 7361, Université de Haute Alsace, 15 rue Jean Starcky/68057 Mulhouse/France (1 aut., 3 aut., 4 aut., 5 aut.); Laboratoire Reactions et Génie des Procédés (LRGP), CNRS UMR 7274, Université de Lorraine, 1 rue Grandville, BP 20451/54001 Nancy/France (2 aut.)</AF>
<DT>Publication en série; Papier de recherche; Niveau analytique</DT>
<SO>Journal of nanoparticle research; ISSN 1388-0764; Pays-Bas; Da. 2014; Vol. 16; No. 9; 2620.1-2620.11; Bibl. 1 p.1/4</SO>
<LA>Anglais</LA>
<EA>In this study, silver nanoparticles (Ag NPs) were generated, functionalized, and stabilized using a one-step photochemical approach that does not require more than few minutes with a low power near UV LED source. A series of thiol-functionalized thioxanthone (TX) derivatives were prepared and used for the photoinduced synthesis of Ag NPs and their surface functionalization and stabilization. Upon illumination, Ag<sup>+</sup>
ions are reduced by free radicals generated through an oxidoreductive process occurring between excited TX groups and N-methyldiethanolamine. This process generates monodispersed silver nanoparticles with an average diameter about 2-7 nm depending on the TX derivative used. Due to the strong interaction between Ag atoms and thiol groups of the ligands, AgNPs are capped in situ by TX derivatives and exhibit remarkable stability in solution. Subsequent studies carried out on silver NPs/TX nanoassemblies (designed as AgNPs@S-TX) demonstrated their potentials in free radical photopolymerization of acrylate monomers.</EA>
<CC>001B80A07B; 001B60H65; 001D03F15</CC>
<FD>Fonctionnalisation; Argent; Nanoparticule; Nanomatériau; Thiol; Chromophore; Nanostructure; Plan expérience; Diode électroluminescente; Eclairement; Interaction forte; Ligand; Polymérisation photochimique; Monomère; Nanocomposite; Résonance plasmon surface; 8107B; 6865; 8560J; 8560</FD>
<ED>Functionalization; Silver; Nanoparticles; Nanostructured materials; Thiols; Chromophores; Nanostructures; Experimental design; Light emitting diodes; Illumination; Strong interactions; Ligands; Photopolymerization; Monomers; Nanocomposites; Surface plasmon resonance</ED>
<SD>Funciónalización</SD>
<LO>INIST-28202.354000504560870380</LO>
<ID>14-0272787</ID>
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