Opal Gels Templated Synthesis of Structu
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Jianhua Rong; Jin Ma; Zhenzhong Yang
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Article
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2004
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John Wiley and Sons
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English
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## Abstract **Summary:** Core/shell opal gels of sulfonated polystyrene were used as templates to synthesize structured crystalline titania materials. Under acidic conditions, opal materials with hollow spheres of controllable shell thickness and cavity size were prepared. Under neutral conditions,