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Science 18 December 1998:
Vol. 282. no. 5397, p. 2149
DOI: 10.1126/science.282.5397.2149q
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Silicon, niobium, and titanium oxides with nanometer-scale pores have been patterned on a micrometer scale to create hierarchically ordered materials. Yang et al. (p. 2244) used rubber micromolds to create surface patterns the sol-gel precursors, which could contain triblock copolymers or polystyrene spheres that directed pore formation.




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Science. ISSN 0036-8075 (print), 1095-9203 (online)