M. T. Pope, Heteropoly and Isopoly Oxometalates, 1983.
DOI : 10.1007/978-3-662-12004-0

I. V. Kozhevnikov, Catalysis by Heteropoly Acids and Multicomponent Polyoxometalates in Liquid-Phase Reactions, Chemical Reviews, vol.98, issue.1, pp.171-198, 1998.
DOI : 10.1021/cr960400y

N. Mizuno and M. Misono, Heterogeneous Catalysis, Chemical Reviews, vol.98, issue.1, pp.199-217, 1998.
DOI : 10.1021/cr960401q

M. N. Timofeeva, Acid catalysis by heteropoly acids, Applied Catalysis A: General, vol.256, issue.1-2, pp.19-35, 2003.
DOI : 10.1016/S0926-860X(03)00386-7

A. D. Newman, A. F. Lee, K. Wilson, and N. A. Young, On the active site in H3PW12O40/SiO2 catalysts for fine chemical synthesis, Catalysis Letters, vol.214, issue.1, pp.45-50, 2005.
DOI : 10.1007/978-3-662-12004-0

T. Okuhara, N. Mizuno, and M. Misono, Catalysis by heteropoly compounds???recent developments, Applied Catalysis A: General, vol.222, issue.1-2, pp.63-77, 2001.
DOI : 10.1016/S0926-860X(01)00830-4

D. Zhao, J. Feng, Q. Huo, N. Melosh, G. H. Fredrickson et al., Triblock Copolymer Syntheses of Mesoporous Silica with Periodic 50 to 300 Angstrom Pores, Science, vol.279, issue.5350, pp.548-552, 1998.
DOI : 10.1126/science.279.5350.548

D. Zhao, Q. Huo, J. Feng, B. F. Chmelka, and G. D. Stucky, Nonionic Triblock and Star Diblock Copolymer and Oligomeric Surfactant Syntheses of Highly Ordered, Hydrothermally Stable, Mesoporous Silica Structures, Journal of the American Chemical Society, vol.120, issue.24, pp.6024-6036, 1998.
DOI : 10.1021/ja974025i

D. Zhao, J. Sun, Q. Li, and G. D. Stucky, Morphological Control of Highly Ordered Mesoporous Silica SBA-15, Chemistry of Materials, vol.12, issue.2, pp.275-279, 2000.
DOI : 10.1021/cm9911363

V. Dufaud and F. Lefebvre, Inorganic Hybrid Materials with Encapsulated Polyoxometalates, Materials, vol.46, issue.12, pp.682-703, 2010.
DOI : 10.1016/j.pmatsci.2005.12.001
URL : http://www.mdpi.com/1996-1944/3/1/682/pdf

M. G. Falco, S. A. Canavese, R. A. Comelli, and N. S. Fígoli, Influence of Pt concentration on tungsten oxide-promoted zirconia during n-hexane isomerization, Applied Catalysis A: General, vol.201, issue.1, pp.37-43, 2000.
DOI : 10.1016/S0926-860X(00)00417-8

B. C. Gagea, Y. Lorgouilloux, Y. Altintas, P. A. Jacobs, and J. A. Martens, Bifunctional conversion of n-decane over HPW heteropoly acid incorporated into SBA-15 during synthesis, Journal of Catalysis, vol.265, issue.1, pp.99-108, 2009.
DOI : 10.1016/j.jcat.2009.04.017

Y. Kamiya, T. Okuhara, M. Misono, A. Miyaji, K. Tsuji et al., Catalytic Chemistry of Supported Heteropolyacids and Their Applications as Solid Acids to Industrial Processes, Catalysis Surveys from Asia, vol.172, issue.12, pp.101-113, 2008.
DOI : 10.1627/jpi1958.34.201

W. Yang, J. Billy, B. Taârit, Y. Védrine, J. C. Essayem et al., H3PW12O40 supported on Cs modified mesoporous silica: catalytic activity in n-butane isomerisation and in situ FTIR study, Catalysis Today, vol.73, issue.1-2, pp.153-165, 2002.
DOI : 10.1016/S0920-5861(01)00508-9
URL : https://hal.archives-ouvertes.fr/hal-00007203

N. Essayem, B. Taârit, Y. Feche, C. Gayraud, P. Y. Sapaly et al., Comparative study of n-pentane isomerization over solid acid catalysts, heteropolyacid, sulfated zirconia, and mordenite: dependence??on??hydrogen and platinum addition, Journal of Catalysis, vol.219, issue.1, pp.97-106, 2003.
DOI : 10.1016/S0021-9517(03)00162-3
URL : https://hal.archives-ouvertes.fr/hal-00007275

B. V. Sousa, K. D. Brito, J. J. Alves, M. G. Rodrigues, C. M. Yoshioka et al., n-Hexane isomerization on Pt/HMOR: effect of platinum content, Reaction Kinetics, Mechanisms and Catalysis, vol.136, issue.2, pp.473-485, 2011.
DOI : 10.1016/S1381-1169(98)00081-8

Y. Ono, A survey of the mechanism in catalytic isomerization of alkanes, Catalysis Today, vol.81, issue.1, pp.3-16, 2003.
DOI : 10.1016/S0920-5861(03)00097-X

P. M. Bernard and M. Primet, Influence of hydrogen chloride addition on the catalytic isomerization activity of chlorinated alumina and chlorinated platinum???alumina solids. Superacid behaviour, J. Chem. Soc., Faraday Trans., vol.79, issue.3, pp.567-570, 1990.
DOI : 10.1039/f19837900835

M. M. Otten, M. J. Clayton, and H. H. Lamb, Platinum-Mordenite Catalysts for n-Hexane Isomerization: Characterization by X-Ray Absorption Spectroscopy and Chemical Probes, Journal of Catalysis, vol.149, issue.1, pp.211-222, 1994.
DOI : 10.1006/jcat.1994.1287

A. Miyaji, T. Echizen, L. Li, T. Suzuki, Y. Yoshinaga et al., Selectivity and mechanism for skeletal isomerization of alkanes over typical solid acids and their Pt-promoted catalysts, Catalysis Today, vol.74, issue.3-4, pp.291-297, 2002.
DOI : 10.1016/S0920-5861(02)00031-7

B. K. Modhera, M. Chakraborty, H. C. Bajaj, and P. A. Parikh, Influences of Mesoporosity Generation in ZSM-5 and Zeolite Beta on Catalytic Performance During n-Hexane Isomerization, Catalysis Letters, vol.71, issue.4, pp.1182-1190, 2011.
DOI : 10.1016/j.micromeso.2004.03.016

A. K. Aboul-gheit, S. M. Abdel-hamid, and D. S. El-desouki, Hydroisomerization of n-Hexane using Unloaded and low- Platinum-Loaded H-ZSM-5 and H-MOR Catalysts, Petroleum Sci, Technol, vol.28, pp.582-593, 2010.

M. Guisnet, L. Costa, and F. R. Ribeiro, Prevention of zeolite deactivation by coking, Journal of Molecular Catalysis A: Chemical, vol.305, issue.1-2, pp.69-83, 2009.
DOI : 10.1016/j.molcata.2008.11.012

J. Weitkampf, Isomerization of long-chain n-alkanes on a Pt/CaY zeolite catalyst, Industrial & Engineering Chemistry Product Research and Development, vol.21, issue.4, pp.550-558, 1982.
DOI : 10.1021/i300008a008

T. Pinto, V. Dufaud, and F. Lefebvre, Isomerization of n-hexane on heteropolyacids supported on SBA-15. 1. Monofunctional impregnated catalysts, Applied Catalysis A: General, vol.483, pp.103-109, 2014.
DOI : 10.1016/j.apcata.2014.07.003

V. Dufaud, F. Lefebvre, G. P. Niccolai, and M. Aouine, New insights into the encapsulation and stabilization of heteropolyacids inside the pore walls of mesostructured silica materials, Journal of Materials Chemistry, vol.7, issue.8, pp.1142-1150, 2009.
DOI : 10.1039/b816172k
URL : https://hal.archives-ouvertes.fr/hal-00373092

A. Ghanbari-siahkali, A. Philippou, J. Dwyer, and M. W. Anderson, The acidity and catalytic activity of heteropoly acid on MCM-41 investigated by MAS NMR, FTIR and catalytic tests, Applied Catalysis A: General, vol.192, issue.1, pp.57-69, 2000.
DOI : 10.1016/S0926-860X(99)00333-6

T. Okuhara, T. Nishimura, H. Watanabe, and M. Misono, Insoluble heteropoly compounds as highly active catalysts for liquid-phase reactions, Journal of Molecular Catalysis, vol.74, issue.1-3, pp.247-256, 1992.
DOI : 10.1016/0304-5102(92)80242-9

D. Carriazo, C. Domingo, C. Martín, and V. Rives, PMo or PW heteropoly acids supported on MCM-41 silica nanoparticles: Characterisation and FT-IR study of the adsorption of 2-butanol, Journal of Solid State Chemistry, vol.181, issue.8, pp.2046-2057, 2008.
DOI : 10.1016/j.jssc.2008.05.004

N. Legagneux, J. M. Basset, A. Thomas, F. Lefebvre, A. Goguet et al., Characterization of silica-supported dodecatungstic heteropolyacids as a function of their dehydroxylation temperature, Dalton Transactions, vol.8, issue.12, pp.2235-2240, 2009.
DOI : 10.1016/S0021-9517(03)00066-6

C. 31-rocchiccioli-deltcheff, R. Thouvenot, and R. Franck, Ir and Raman Spectra of Heteropolyanions with Keggin-Type Structure, a-XM 12 O 40 nÀ As(V), Ge(IV), P(V), 1976.

D. Y. Lu, J. Chen, H. J. Chen, L. Gong, S. Z. Deng et al., Raman study of thermochromic phase transition in tungsten trioxide nanowires, Applied Physics Letters, vol.90, issue.4, pp.41919-41920, 2007.
DOI : 10.1063/1.2136006

J. P. Thielemann, T. Ressler, A. Walter, G. Tzolova-müller, and C. Hess, Structure of molybdenum oxide supported on silica SBA-15 studied by Raman, UV???Vis and X-ray absorption spectroscopy, Applied Catalysis A: General, vol.399, issue.1-2, pp.28-34, 2011.
DOI : 10.1016/j.apcata.2011.03.032

L. Lizama and T. Klimova, Highly active deep HDS catalysts prepared using Mo and W heteropolyacids supported on SBA-15, Applied Catalysis B: Environmental, vol.82, issue.3-4, pp.139-150, 2008.
DOI : 10.1016/j.apcatb.2008.01.018

F. Lefebvre, Phosphorus-31 MAS NMR Study of H 3 PW 12 O 40 Supported on Silica: Formation of (SiOH 2 + )(H 2 PW 12 O 40 À ), J. Chem. Soc., Chem. Commun, pp.756-757, 1992.

N. Essayem, B. Taârit, Y. Gayraud, P. Y. Sapaly, G. Naccache et al., Heteropolyacid Catalysts for Hydroisomerization of n-Hexane: Effects of Alkali Salt Modification, Journal of Catalysis, vol.204, issue.1, pp.157-162, 2001.
DOI : 10.1006/jcat.2001.3341

A. Gherib, A. Aouissi, A. Rives, M. Fournier, and R. Hubaut, Isomerization of n-Hexane over Silica-Supported Hetero Polyoxometallates Promoted by Pt-Ce Oxides, Chin, J. Catal, vol.28, pp.1041-1046, 2007.

R. Hubaut, B. Tayeb, B. O. Rives, A. Fournier, and M. , Mechanical mixtures of PdCeO and HPA/SiO2: structure and reactivity for n-hexane isomerisation, Solid State Ionics, vol.172, issue.1-4, pp.85-87, 2004.
DOI : 10.1016/j.ssi.2004.02.032

A. V. Ivanov, T. V. Vasina, V. D. Nissenbaum, L. M. Kustov, M. N. Timofeeva et al., Isomerization of n-hexane on the Pt-promoted Keggin and Dawson tungstophosphoric heteropoly acids supported on zirconia, Applied Catalysis A: General, vol.259, issue.1, pp.65-72, 2004.
DOI : 10.1016/j.apcata.2003.09.011

J. Macht, R. T. Carr, and E. Iglesia, Consequences of Acid Strength for Isomerization and Elimination Catalysis on Solid Acids, Journal of the American Chemical Society, vol.131, issue.18, pp.6554-6565, 2009.
DOI : 10.1021/ja900829x

E. Grinenval, A. Garron, and F. Lefebvre, 2013) n-Butane Isomerization over Silica-Supported Heteropolyacids: Study of Some Parameters, J. Catal, 2013.

R. A. Alberty and C. A. Gehrig, Standard Chemical Thermodynamic Properties of Alkane Isomer Groups, Journal of Physical and Chemical Reference Data, vol.13, issue.4, pp.1173-1197, 1984.
DOI : 10.1063/1.555726

Y. Kamiya, T. Okuhara, M. Misono, A. Miyaji, K. Tsuji et al., Catalytic Chemistry of Supported Heteropolyacids and Their Applications as Solid Acids to Industrial Processes, Catal, pp.101-113, 2008.

J. Zhang, M. Kanno, Y. Wang, H. Nishii, Y. K. Miura et al., Changes in Surface Acidity of Silica-Supported Dodecatungstosilicic Acid in Relation to the Loading Amount, The Journal of Physical Chemistry C, vol.115, issue.30, pp.14762-14769, 2011.
DOI : 10.1021/jp201494p

J. Zhang, M. Kanno, J. Zhang, R. Ohnishi, K. Toriyabe et al., Preferential oligomerization of isobutene in a mixture of isobutene and 1-butene over sodium-modified 12-tungstosilicic acid supported on silica, Journal of Molecular Catalysis A: Chemical, vol.326, issue.1-2, pp.107-112, 2010.
DOI : 10.1016/j.molcata.2010.04.017

A. Miyaji, T. Echizen, K. Nagata, Y. Yoshinaga, and T. Okuhara, Selective hydroisomerization of n-pentane to isopentane over highly dispersed Pd-H4SiW12O40/SiO2, Journal of Molecular Catalysis A: Chemical, vol.201, issue.1-2, pp.145-153, 2003.
DOI : 10.1016/S1381-1169(03)00129-8

Y. Xu, X. Zhang, H. Li, Y. Qi, G. Lu et al., Promotion effect of lanthanum addition on the catalytic activity of zirconia supported platinum and tungstophosphoric acid catalyst for n-pentane isomerization, Applied Surface Science, vol.255, issue.13-14, pp.6504-6507, 2009.
DOI : 10.1016/j.apsusc.2009.02.028

N. Essayem, R. Frety, G. Coudurier, and J. C. Védrine, Ammonia adsorption???desorption over the strong solid acid catalyst H3PW12O40 and its Cs+ and NH4+ salts Comparison with sulfated zirconia, Journal of the Chemical Society, Faraday Transactions, vol.93, issue.17, pp.3243-3248, 1997.
DOI : 10.1039/a701097d
URL : https://hal.archives-ouvertes.fr/hal-00006583

E. Grinenval, X. Rozanska, A. Baudouin, E. Berrier, F. Delbecq et al., Controlled Interactions between Anhydrous Keggin-Type Heteropolyacids and Silica Support: Preparation and Characterization of Well-Defined Silica-Supported Polyoxometalate Species, The Journal of Physical Chemistry C, vol.114, issue.44, pp.19024-19034, 2010.
DOI : 10.1021/jp107317s

N. Essayem, Y. Y. Tong, H. Jobic, and J. C. Védrine, Characterization of Protonic Sites in H 3 PW 12 O 40 and Cs 1.9 H 1.1 PW 12 O 40 : a Solid-State 1 H, 2 H, 31 P MAS-NMR and Inelastic Neutron Scattering Study on Samples Prepared under Standard Reaction Conditions A: Gen, Appl. Catal, pp.194-195, 2000.
URL : https://hal.archives-ouvertes.fr/hal-00006874

B. Hamad, R. O. Lopes-de-souza, G. Sapaly, C. Rocha, M. G. Pries-de-oliveira et al., Transesterification of rapeseed oil with ethanol over heterogeneous heteropolyacids, Catalysis Communications, vol.10, issue.1, pp.92-97, 2008.
DOI : 10.1016/j.catcom.2008.07.040
URL : https://hal.archives-ouvertes.fr/hal-00474602

L. C. Jozefowicz, H. G. Karge, E. Vasilyeva, and J. B. Moffat, A microcalorimetric investigation of heteropolyacids, Microcalorimetric Investigation of Heteropolyacids, pp.313-322, 1993.
DOI : 10.1016/0927-6513(93)80047-X

F. Lefebvre, F. X. Liu-cai, and A. Auroux, Microcalorimetric study of the acidity of tungstic heteropolyanions, Journal of Materials Chemistry, vol.4, issue.1, pp.125-131, 1994.
DOI : 10.1039/jm9940400125
URL : https://hal.archives-ouvertes.fr/hal-00006063

M. I. Zaki, M. A. Hasan, F. A. Al-sagheer, and L. Pasupulety, In situ FTIR spectra of pyridine adsorbed on SiO2???Al2O3, TiO2, ZrO2 and CeO2: general considerations for the identification of acid sites on surfaces of finely divided metal oxides, ZrO 2 and CeO 2 : General Considerations for the Identification of Acid Sites on Surfaces of Finely Divided Metal Oxides, pp.261-274, 2001.
DOI : 10.1016/S0927-7757(01)00690-2

M. I. Zaki, G. A. Mekhemer, N. E. Fouad, and A. I. Rabee, Structure???acidity correlation of supported tungsten(VI)-oxo-species: FT-IR and TPD studies of adsorbed pyridine and catalytic decomposition of 2-propanol, Applied Surface Science, vol.308, 2014.
DOI : 10.1016/j.apsusc.2014.04.180

T. Pinto, K. Szeto, N. Oueslati, N. Essayem, V. Dufaud et al., Comparison of the Acidity of Heteropolyacids Encapsulated in or Impregnated on SBA-15, Oil & Gas Science and Technology ??? Revue d???IFP Energies nouvelles, vol.71, issue.2, p.25, 2016.
DOI : 10.2516/ogst/2016005
URL : https://hal.archives-ouvertes.fr/hal-01328096