# A 2D refreshable Braille display based on a stiffness variable polymer and pneumatic actuation

> Research article (Electroactive Polymer Actuators and Devices (EAPAD) XXIII, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3138624477](https://www.wikidata.org/wiki/openalex:W3138624477)  
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