FR2908406-A1  CAO ET AL: "Fabrication of anatase titania inverse opal films using polystyrene templates" SUPERLATTICES AND MICROSTRUCTURES, ACADEMIC PRESS, LONDON, GB, vol. 40, no. 3, septembre 2006 (2006-09), pages 155-160, XP005624367 ISSN: 0749-6036;  CHANG DONG SOOK ET AL.: "Fabrication of uniformly nano-sized macroporous silica structure using templates" KEY ENGINEERING MATERIALS, vol. 317-318, aout 2006 (2006-08), pages 729-732, XP009085304;  HSU ET AL: "Preparation and characterization of nanocrystalline porous TiO2/WO3 composite thin films" THIN SOLID FILMS, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH, vol. 494, no. 1-2, 3 janvier 2006 (2006-01-03), pages 228-233, XP005172012 ISSN: 0040-6090;  SASAHARA K ET AL: "Macroporous and nanosized ceramic films prepared by modified sol-gel method with PMMA microsphere templates" JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, ELSEVIER SCIENCE PUBLISHERS, BARKING, ESSEX, GB, vol. 24, no. 6, 2004, pages 1961-1967, XP004485500 ISSN: 0955-2219WO2008059170-A2  CAO ET AL: "Fabrication of anatase titania inverse opal films using polystyrene templates" SUPERLATTICES AND MICROSTRUCTURES, ACADEMIC PRESS, LONDON, GB, vol. 40, no. 3, septembre 2006 (2006-09), pages 155-160, XP005624367 ISSN: 0749-6036;  CHANG DONG SOOK ET AL.: "Fabrication of uniformly nano-sized macroporous silica structure using templates" KEY ENGINEERING MATERIALS, vol. 317-318, aout 2006 (2006-08), pages 729-732, XP009085304;  FAN H ET AL: "Self-assembled aerogel-like low dielectric constant films" JOURNAL OF NON-CRYSTALLINE SOLIDS, NORTH-HOLLAND PUBLISHING COMPANY, AMSTERDAM, NL, vol. 285, no. 1-3, juin 2001 (2001-06), pages 79-83, XP004242905 ISSN: 0022-3093;  HSU ET AL: "Preparation and characterization of nanocrystalline porous TiO2/WO3 composite thin films" THIN SOLID FILMS, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH, vol. 494, no. 1-2, 3 janvier 2006 (2006-01-03), pages 228-233, XP005172012 ISSN: 0040-6090;  ISKANDAR FERRY ET AL: "Optical band gap and ultralow dielectric constant materials prepared by a simple dip coating process" JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, vol. 93, no. 11, 1 juin 2003 (2003-06-01), pages 9237-9242, XP012058684 ISSN: 0021-8979;  SASAHARA K ET AL: "Macroporous and nanosized ceramic films prepared by modified sol-gel method with PMMA microsphere templates" JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, ELSEVIER SCIENCE PUBLISHERS, BARKING, ESSEX, GB, vol. 24, no. 6, 2004, pages 1961-1967, XP004485500 ISSN: 0955-2219;  SUBRAMANIAN G ET AL: "MACROPOROUS BULK GELS AND THIN FILMS BY COLLOIDAL TEMPLATING OF EMULSIONS AND LATEX PARTICLES" MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS, MATERIALS RESEARCH SOCIETY, PITTSBURG, PA, vol. 628, 1 janvier 2000 (2000-01-01), pages CC11.13.1-CC11.13.6, XP009071534 ISSN: 0272-9172;  ZHANG ET AL: "Synthesize of porous TiO2 thin film of photocatalyst by charged microemulsion templating" MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER, vol. 93, no. 2-3, 15 octobre 2005 (2005-10-15), pages 508-515, XP005129067 ISSN: 0254-0584WO2008059170-A3  CHANG DONG SOOK ET AL.: "Fabrication of uniformly nano-sized macroporous silica structure using templates", KEY ENGINEERING MATERIALS, vol. 317-318, August 2006 (2006-08-01), pages 729 - 732, XP009085304;  HSU ET AL: "Preparation and characterization of nanocrystalline porous TiO2/WO3 composite thin films", THIN SOLID FILMS, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH, vol. 494, no. 1-2, 3 January 2006 (2006-01-03), pages 228 - 233, XP005172012, ISSN: 0040-6090;  SASAHARA K ET AL: "Macroporous and nanosized ceramic films prepared by modified sol-gel method with PMMA microsphere templates", JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, ELSEVIER SCIENCE PUBLISHERS, BARKING, ESSEX, GB, vol. 24, no. 6, 2004, pages 1961 - 1967, XP004485500, ISSN: 0955-2219;  CAO ET AL: "Fabrication of anatase titania inverse opal films using polystyrene templates", SUPERLATTICES AND MICROSTRUCTURES, ACADEMIC PRESS, LONDON, GB, vol. 40, no. 3, September 2006 (2006-09-01), pages 155 - 160, XP005624367, ISSN: 0749-6036;  ZHANG ET AL: "Synthesize of porous TiO2 thin film of photocatalyst by charged microemulsion templating", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER, vol. 93, no. 2-3, 15 October 2005 (2005-10-15), pages 508 - 515, XP005129067, ISSN: 0254-0584;  FAN H ET AL: "Self-assembled aerogel-like low dielectric constant films", JOURNAL OF NON-CRYSTALLINE SOLIDS, NORTH-HOLLAND PUBLISHING COMPANY, AMSTERDAM, NL, vol. 285, no. 1-3, June 2001 (2001-06-01), pages 79 - 83, XP004242905, ISSN: 0022-3093;  ISKANDAR FERRY ET AL: "Optical band gap and ultralow dielectric constant materials prepared by a simple dip coating process", JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, vol. 93, no. 11, 1 June 2003 (2003-06-01), pages 9237 - 9242, XP012058684, ISSN: 0021-8979;  SUBRAMANIAN G ET AL: "MACROPOROUS BULK GELS AND THIN FILMS BY COLLOIDAL TEMPLATING OF EMULSIONS AND LATEX PARTICLES", MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS, MATERIALS RESEARCH SOCIETY, PITTSBURG, PA, vol. 628, 1 January 2000 (2000-01-01), pages CC11.13.1 - CC11.13.6, XP009071534, ISSN: 0272-9172;  CHANG DONG SOOK ET AL.: "Fabrication of uniformly nano-sized macroporous silica structure using templates", KEY ENGINEERING MATERIALS, vol. 317-318, August 2006 (2006-08-01), pages 729 - 732, XP009085304,relevantClaims[1,4],relevantPassages["Experimental Procedure"; Figure 3];  HSU ET AL: "Preparation and characterization of nanocrystalline porous TiO2/WO3 composite thin films", THIN SOLID FILMS, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH, vol. 494, no. 1-2, 3 January 2006 (2006-01-03), pages 228 - 233, XP005172012, ISSN: 0040-6090,relevantClaims[1,4],relevantPassages["2. Experimental Procedures"; Figure 1, Figure 2(b)];  SASAHARA K ET AL: "Macroporous and nanosized ceramic films prepared by modified sol-gel method with PMMA microsphere templates", JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, ELSEVIER SCIENCE PUBLISHERS, BARKING, ESSEX, GB, vol. 24, no. 6, 2004, pages 1961 - 1967, XP004485500, ISSN: 0955-2219,relevantClaims[1,4],relevantPassages["2. Experimental"; Figure 3d];  CAO ET AL: "Fabrication of anatase titania inverse opal films using polystyrene templates", SUPERLATTICES AND MICROSTRUCTURES, ACADEMIC PRESS, LONDON, GB, vol. 40, no. 3, September 2006 (2006-09-01), pages 155 - 160, XP005624367, ISSN: 0749-6036,relevantClaims[1,4],relevantPassages[&lt;pp&gt;W&lt;/pp&gt;];  ZHANG ET AL: "Synthesize of porous TiO2 thin film of photocatalyst by charged microemulsion templating", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER, vol. 93, no. 2-3, 15 October 2005 (2005-10-15), pages 508 - 515, XP005129067, ISSN: 0254-0584,relevantClaims[1,2,4,5],relevantPassages["2. Experimental" et figures 2 et 8, et page 514];  FAN H ET AL: "Self-assembled aerogel-like low dielectric constant films", JOURNAL OF NON-CRYSTALLINE SOLIDS, NORTH-HOLLAND PUBLISHING COMPANY, AMSTERDAM, NL, vol. 285, no. 1-3, June 2001 (2001-06-01), pages 79 - 83, XP004242905, ISSN: 0022-3093,relevantClaims[1,5],relevantPassages[&lt;pp&gt;W&lt;/pp&gt;];  ISKANDAR FERRY ET AL: "Optical band gap and ultralow dielectric constant materials prepared by a simple dip coating process", JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, vol. 93, no. 11, 1 June 2003 (2003-06-01), pages 9237 - 9242, XP012058684, ISSN: 0021-8979,relevantClaims[1-4,8,10],relevantPassages[abr&#233;g&#233;, II. Experiment & fig. 4];  SUBRAMANIAN G ET AL: "MACROPOROUS BULK GELS AND THIN FILMS BY COLLOIDAL TEMPLATING OF EMULSIONS AND LATEX PARTICLES", MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS, MATERIALS RESEARCH SOCIETY, PITTSBURG, PA, vol. 628, 1 January 2000 (2000-01-01), pages CC11.13.1 - CC11.13.6, XP009071534, ISSN: 0272-9172,relevantClaims[25],relevantPassages["Experimental" ; "Results and Discussion"]EP2423171-A1  CHANG DONG SOOK ET AL.: "Fabrication of uniformly nano-sized macroporous silica structure using templates", KEY ENGINEERING MATERIALS, vol. 317-318, aout 2006 (2006-08), pages 729-732, XP009085304,;  HSU ET AL: "Preparation and characterization of nanocrystalline porous TiO2/WO3 composite thin films", THIN SOLID FILMS, ELSEVIER-SEQUOIA S.A. LAUSANNE, CH, vol. 494, no. 1-2, 3 janvier 2006 (2006-01-03), pages 228-233, XP005172012, ISSN: 0040-6090;  SASAHARA K ET AL: "Macroporous and nanosized ceramic films prepared by modified sol-gel method with PMMA microsphere templates", JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, ELSEVIER SCIENCE PUBLISHERS, BARKING, ESSEX, GB, vol. 24, no. 6, 2004, pages 1961-1967, XP004485500, ISSN: 0955-2219;  CAO ET AL: "Fabrication of anatase titania inverse opal films using polystyrene templates", SUPERLATTICES AND MICROSTRUCTURES, ACADEMIC PRESS, LONDON, GB, vol. 40, no. 3, septembre 2006 (2006-09), pages 155-160, XP005624367, ISSN: 0749-6036;  ZHANG ET AL: "Synthesize of porous TiO2 thin film of photocatalyst by charged microemulsion templating", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER, vol. 93, no. 2-3, 15 octobre 2005 (2005-10-15), pages 508-515, XP005129067, ISSN: 0254-0584;  FAN H ET AL: "Self-assembled aerogel-like low dielectric constant films", JOURNAL OF NON-CRYSTALLINE SOLIDS, NORTH-HOLLAND PUBLISHING COMPANY, AMSTERDAM, NL, vol. 285, no. 1-3, juin 2001 (2001-06), pages 79-83, XP004242905, ISSN: 0022-3093;  ISKANDAR FERRY ET AL: "Optical band gap and ultralow dielectric constant materials prepared by a simple dip coating process", JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, vol. 93, no. 11, 1 juin 2003 (2003-06-01), pages 9237-9242, XP012058684, ISSN: 0021-8979CN101626989-B  JP special rooting 7-138046A to 1995.05.30;  G.Subramanian, et.al.Macroporous Bulk Gels and Tin Films by Colloidal Templating of Emulsions and Latex Particles. " Materials Research Society Symposium Proceedings. 2000, the 628 coil first CC11.13.1-CC11.13.6 pages, experiment result and discussion.;  JP Kaiping 7-138046A 1995.05.30;  G.Subramanian et.al.Macroporous Bulk Gels and Tin Films by Templating minerals of Emulsions and Latex to mix rationally. " Materials Research Society disadvantageously V.sub.DD). 2000, volume 628, pages CC11.13.1-CC11.13.6, experimentation, results and discussion.