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Density functional theory study of the binding capability of tris(pyrazol-1-yl)methane toward Cu(I) and Ag(I) cations (Articolo in rivista)
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- Density functional theory study of the binding capability of tris(pyrazol-1-yl)methane toward Cu(I) and Ag(I) cations (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1021/jp801902c (literal)
- Alternative label
Casarin, M.; Forrer, D.; Garau, F.; Pandolfo, L.; Pettinari, C.; Vittadini, A. (2008)
Density functional theory study of the binding capability of tris(pyrazol-1-yl)methane toward Cu(I) and Ag(I) cations
in The journal of physical chemistry. A
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Casarin, M.; Forrer, D.; Garau, F.; Pandolfo, L.; Pettinari, C.; Vittadini, A. (literal)
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- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- [Casarin, Maurizio; Forrer, Daniel; Garau, Federica; Pandolfo, Luciano] Univ Padua, Dipartimento Sci Chim, I-35131 Padua, Italy.
[Pettinari, Claudio] Univ Camerino, Dipartimento Sci Chim, I-62032 Camerino, Italy.
[Casarin, Maurizio; Vittadini, Andrea] CNR, Ist Sci Mol, I-35131 Padua, Italy.
[Casarin, Maurizio; Forrer, Daniel; Pandolfo, Luciano; Vittadini, Andrea] Consorzio Interuniv Sci & Tecnol Mat, I-50121 Florence, Italy. (literal)
- Titolo
- Density functional theory study of the binding capability of tris(pyrazol-1-yl)methane toward Cu(I) and Ag(I) cations (literal)
- Abstract
- Density functional theory (DFT) has been used to look into the
electronic structure of [M(tpm)](+) molecular ion conformers (M = Cu,
Ag; tpm = tris(pyrazol-1-yl)methane) and to study the energetics of
their interconversion. Theoretical data pertaining to the free tpm
state the intrinsic instability of its kappa(3)-like conformation, thus
indicating that, even though frequently observed, the kappa(3)-tripodal
coordinative mode is unlikely to be directly achieved through the
interaction of M(I) with the kappa(3)-like tpm conformer. It is also
found that the energy barrier for the kappa(2)-[M(tpm)](+) ->
kappa(3)-[M(tpm)](+) conversion is negligible. As far as the bonding
scheme is concerned, the tpm -> M(I) donation, both sigma and pi in
character, is the main source of the M(I)-tpm bonding, whereas
back-donation from completely occupied M(I) d orbitals into tpm-based
pi* levels plays a negligible role. (literal)
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