(a) I. Ratera and J. Veciana, Mas-Torrent, N. Crivillers, C. Rovira and J. Veciana, pp.2506-2527, 2012. ,
URL : https://hal.archives-ouvertes.fr/hal-01182955
1321?1338. 6 For pioneering studies see, Org. Biomol. Chem. Theor. Exp. Chem, vol.16, issue.5, pp.109-113, 1980. ,
15 The resulting materials were named SBA n -1 in which 1 specifies the nature of the organic precursor and n indicates the TEOS/radical precursor molar ratio determined after the characterization of the hybrid silicas, 151?174. (b) U. Schmidt, pp.602-608, 1964. ,
18 g iso = (2g? + g, Electron Spin Resonance Spectroscopy of Organic Radicals, pp.97-165, 1963. ,
G3-RAD and G3X-RAD: Modified Gaussian-3 (G3) and Gaussian-3X (G3X) procedures for radical thermochemistry, The Journal of Chemical Physics, vol.118, issue.11, pp.4849-4860, 2003. ,
DOI : 10.1021/j100062a009
Pyrolysis of Mesoporous Silica-Immobilized 1,3-Diphenylpropane. Impact of Pore Confinement and Size, Journal of the American Chemical Society, vol.127, issue.17, pp.6353-6360, 2005. ,
DOI : 10.1021/ja050389w
21 For general reviews, see: (a), Science Org. Biomol. Chem, vol.299, issue.10, pp.833-834, 2003. ,
5122?5124. c) I. Alkorta and J. Elguero, Org. Biomol. Chem, vol.20, issue.4, pp.3096-3101, 2006. ,
Adsorption by Powders and Porous Solids: Principles, Methodology and Applications 2 nd edition ,
Variable-Amplitude Cross-Polarization MAS NMR, Journal of Magnetic Resonance, Series A, vol.104, issue.3, pp.334-339, 1993. ,
DOI : 10.1006/jmra.1993.1231
Increasing the robustness of heteronuclear decoupling in magic-angle sample spinning solid-state NMR, Chemical Physics Letters, vol.377, issue.1-2, pp.1-5, 2003. ,
DOI : 10.1016/S0009-2614(03)01056-X