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A -tunable hydrogel microlens array with temperature-actuated light-switching capability
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10.1063/1.3089689
/content/aip/journal/apl/94/8/10.1063/1.3089689
http://aip.metastore.ingenta.com/content/aip/journal/apl/94/8/10.1063/1.3089689
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Schematic illustration of the bilayer hydrogel microlens array.

Image of FIG. 2.
FIG. 2.

Hydrogel microlens fabrication process.

Image of FIG. 3.
FIG. 3.

Testing the transparency of the hydrogel microlens array at different temperatures (a) at and (b) at . Scale bar, 3 mm.

Image of FIG. 4.
FIG. 4.

(a) Micrographs of a cylindrical sensitive hydrogel at different levels. (b) Free-swelling diameter of sensitive hydrogel vs . (c) Focal length measurement setup. (d) Measured focal length vs values and comparison with theoretical calculations.

Image of FIG. 5.
FIG. 5.

Micrographs of microlens array in different environments. Insets show close-up tilted images.

Image of FIG. 6.
FIG. 6.

Dry out experiment comparing the hydrogel with (right) and without (left) glycerol at room temperature. Dye has been added to provide contrast. Scale bar, 2 mm.

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/content/aip/journal/apl/94/8/10.1063/1.3089689
2009-02-24
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: A pH-tunable hydrogel microlens array with temperature-actuated light-switching capability
http://aip.metastore.ingenta.com/content/aip/journal/apl/94/8/10.1063/1.3089689
10.1063/1.3089689
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