Novel 'ink' for light-based 3D printing enables color-changing, conducting polymer structures
A new type of "ink" makes it possible to 3D print electrochemically switchable, conducting polymers using a light-based process. Researchers from the universities of Heidelberg and Stuttgart have succeeded in making so-called redox polymers useful for additive manufacturing with digital light processing. The complex two- and three-dimensional structures created in this way can be manipulated electrochemically to change color. This opens up new perspectives for manufacturing 3D-printed optoelectronic devices. The research work was conducted within the Research Training Group "Mixed Ionic-Electronic Transport: From Fundamentals to Applications," which is supported by both universities. The study is published in the journal Advanced Functional Materials.
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