The Proceedings of the Symposium on Micro-Nano Science and Technology
Online ISSN : 2432-9495
2019.10
Session ID : 19am3PN309
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Fabrication of composite microstructured hydrogels by using femtosecond laser
*Ryo SanoKaneto TsunemitsuMitsuhiro Terakawa
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Abstract

By combining different type of monomers or hydrogels with varying molecular weights, a double-network hydrogel with strength much higher than those of single-network hydrogels could be achieved. In our study, microstructured hydrogel was fabricated inside another hydrogel, which has different molecular weight, by spatially selective photo cross linking, enabling the fabrication of hydrogel that has non-uniform distribution of stiffness. To confirm the hydrogel network, two separate hydrogels were bridged by lines of hydrogel structure fabricated between the hydrogels. This method can be used for new optical and/or bio applications.

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© 2019 The Japan Society of Mechanical Engineers
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