http://www.cnr.it/ontology/cnr/individuo/prodotto/ID172847
The Effect of Ligand Denticity in Size-Selective Synthesis of Calix[n]arene-Stabilized Gold Nanoparticles: A Multitechnique Approach (Articolo in rivista)
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- The Effect of Ligand Denticity in Size-Selective Synthesis of Calix[n]arene-Stabilized Gold Nanoparticles: A Multitechnique Approach (Articolo in rivista) (literal)
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- 2010-01-01T00:00:00+01:00 (literal)
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- 10.1002/chem.201001039 (literal)
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Pescatori L. a; Boccia A. b; Ciesa F. a; Rossi F.; Grillo V. c,d; Arduini A. a; Pochini A. a; Zanoni R. b; Secchi A. a (2010)
The Effect of Ligand Denticity in Size-Selective Synthesis of Calix[n]arene-Stabilized Gold Nanoparticles: A Multitechnique Approach
in Chemistry (Weinh., Print); WILEY-V C H VERLAG GMBH, WEINHEIM (Germania)
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- Pescatori L. a; Boccia A. b; Ciesa F. a; Rossi F.; Grillo V. c,d; Arduini A. a; Pochini A. a; Zanoni R. b; Secchi A. a (literal)
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- In: Chemistry-A European Journal, vol. 16 pp. 11089 - 11099. Wiley, 2010. Acknowledgement:
This work was supported by the Italian MIUR (Sistemi supramolecolari per la costruzione di macchine molecolari, conversione dell'energia, sensing c catalisi) and by Universita La Sapienza. We thank CIM (Centro Interdipartimentale di Misure) \"G. Casnati\" of the University of Parma for NMR spectroscopic measurement. (literal)
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- a Dipartimento di Chimica Organica e Industriale, Unità INSTM Sez. 4 - UdR Parma, Universitá di Parma, viale Usberti 17/a, 43124 Parma, Italy;
b Dipartimento di Chimica, Università Degli Studi di Roma 'La Sapienza', p.le Aldo Moro 5, 00185 Roma, Italy;
c IMEM-CNR, viale Usberti 37/A, 43124 Parma, Italy;
d Centro S3, CNR, Lstituto Nanoscienze, via Campi 213/A, 41125 Modena, Italy (literal)
- Titolo
- The Effect of Ligand Denticity in Size-Selective Synthesis of Calix[n]arene-Stabilized Gold Nanoparticles: A Multitechnique Approach (literal)
- Abstract
- A series of gold nanoparticies (AuNPs) stabilized by monodentate, bidentate, and tridentate thiolate calix[n]arene ligands 1-3 was prepared by using the Brust Schiffrin two-phase direct synthesis and characterized with NMR spectroscopy, elemental analysis, transmission electron microscopy (TEM), and X-ray photoelectron spectroscopy (XPS). The experimental data show that the particular multidentate structure of calix[n]arene derivatives 2 and 3 introduces a control element in the preparation of the gold nanoparticles that allows, in the particular experimental conditions here reported, to obtain very small (approximate to 1 nm) AuNPs. These are the first experimental findings that identify a role of ligand \"denticity\" in the determination of the nuclearity of nanoparticles. (literal)
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