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    • Switching Periodic Membranes via Pattern Transformation and Shape Memory Effect 

      Li, Jie; Shim, Jongmin; Deng, Justin; Overvelde, Johannes Tesse Bastiaan; Zhu, Xuelian; Bertoldi, Katia; Yang, Shu (The Royal Society of Chemistry, 2012)
      We exploited mechanical instability in shape memory polymer (SMP) membranes consisting of a hexagonal array of micron-sized circular holes and demonstrated dramatic color switching as a result of pattern transformation. ...