Micromolding in capillaries of a micro square array was carried out for polystyrene solution in acetone by means of swollen polydimethylsiloxane (PDMS) elastomeric stamp. The resulting micro-cubic poles were isolate...Micromolding in capillaries of a micro square array was carried out for polystyrene solution in acetone by means of swollen polydimethylsiloxane (PDMS) elastomeric stamp. The resulting micro-cubic poles were isolated and separable when the added amount of the polystyrene solution was small. Some special distorting micro-patterns in the micro-square array were observed because of shrinkage resulting from the varying evaporation rate of solvent at different places.展开更多
基金supported by the National Natural Science Foundation of China(No.20374049)the Specialized Research Pund for the Doctoral Program of Higher Education(20040358018).
文摘Micromolding in capillaries of a micro square array was carried out for polystyrene solution in acetone by means of swollen polydimethylsiloxane (PDMS) elastomeric stamp. The resulting micro-cubic poles were isolated and separable when the added amount of the polystyrene solution was small. Some special distorting micro-patterns in the micro-square array were observed because of shrinkage resulting from the varying evaporation rate of solvent at different places.