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Mesoporous materials containing aluminum and titanium were obtained by direct synthesis at room temperature, using a sol–gel method with two reaction steps (acid and alkaline hydrolysis). After solvent extraction and calcination (823K), three solids, H-MCM-41, Al-MCM-41(10) and Ti-MCM-41(30) were obtained, where the numbers in parenthesis denote the Si/metal molar ratio. A hexagonal mesoporous silica...
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