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It is found that 5,10,15,20-tetrakis (4-sulfonatophenyl) porphyrin (TPPS), which is known to form J aggregates in water under low pH value, acts as a template for the hydrolyzing of organosilane. The nanotube structures of silica with 4–8 nm inner diameters are obtained, which is consistent with the height of TPPS J aggregates, indicating that TPPS J aggregates are indeed acting as the template for...
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