Probing zeolites by vibrational spectroscopies

S Bordiga, C Lamberti, F Bonino, A Travert… - Chemical Society …, 2015 - pubs.rsc.org
This review addresses the most relevant aspects of vibrational spectroscopies (IR, Raman
and INS) applied to zeolites and zeotype materials. Surface Brønsted and Lewis acidity and …

Reactivity of surface species in heterogeneous catalysts probed by in situ X-ray absorption techniques

S Bordiga, E Groppo, G Agostini… - Chemical …, 2013 - ACS Publications
Starting from the late seventies, the progressively increased availability of synchrotron light
sources allowed the execution of experiments requiring a high X-ray flux in a continuous …

Probing the surfaces of heterogeneous catalysts by in situ IR spectroscopy

C Lamberti, A Zecchina, E Groppo… - Chemical Society …, 2010 - pubs.rsc.org
This critical review describes the reactivity of heterogeneous catalysts from the point of view
of four simple, but essential for Chemistry, molecules (namely dihydrogen, carbon …

Spectroscopic and theoretical investigations of vibrational frequencies in binary unsaturated transition-metal carbonyl cations, neutrals, and anions

M Zhou, L Andrews, CW Bauschlicher - Chemical Reviews, 2001 - ACS Publications
Transition-metal carbonyl complexes, M (CO) x, are cornerstones of modern coordination
chemistry and organometallic chemistry. 1 Coordinatively unsaturated transition-metal …

Analysing and understanding the active site by IR spectroscopy

A Vimont, F Thibault-Starzyk, M Daturi - Chemical Society Reviews, 2010 - pubs.rsc.org
IR spectroscopy is a technique particularly adapted for understanding the mechanism of
catalytic reactions, being able to probe the surface mechanisms at the molecular level. In …

XAFS, IR, and UV−Vis Study of the CuI Environment in CuI-ZSM-5

C Lamberti, S Bordiga, M Salvalaggio… - The Journal of …, 1997 - ACS Publications
XAFS, IR, and UV− vis (diffuse reflectance and photoluminescence) spectroscopies have
been employed to investigate the local environment of CuI in CuI-ZSM-5 prepared by gas …

Why do cationic carbon monoxide complexes have high C− O stretching force constants and short C− O bonds? Electrostatic effects, not σ-bonding

AS Goldman, K Krogh-Jespersen - Journal of the American …, 1996 - ACS Publications
A significant increase in the C− O stretching force constant (F CO) and a decrease in C− O
bond length (r CO) result upon coordination of carbon monoxide to various cationic species …

Theoretical analysis of the bonding between CO and positively charged atoms

AJ Lupinetti, S Fau, G Frenking… - The Journal of Physical …, 1997 - ACS Publications
A detailed analysis of the changes in the electronic structure of CO when a proton or a
positive charge approaches the carbon or the oxygen atom is reported using quantum …

Stability of the gold (I)− phosphine bond. A comparison with other group 11 elements

P Schwerdtfeger, HL Hermann… - Inorganic …, 2003 - ACS Publications
The stability of gold phosphine complexes of the form [Au (PH3) n]+(n= 1− 4) and [AuCl
(PH3) n](n= 1− 3) is analyzed in detail by applying quantum theoretical methods and …

Nonclassical metal carbonyls: appropriate definitions with a theoretical justification

AJ Lupinetti, G Frenking… - Angewandte Chemie …, 1998 - Wiley Online Library
MP2 calculations show that the D∞ h isoelectronic dicarbonyl complexes [M (CO) 2] n (Mn=
Rh−, Pd0, Cu+, Ag+, Au+, Zn2+, Cd2+, Hg2+) depicted in structure 1 can be classified as …