To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S3. Simulation results for two beams with a separation distance of 25 μm. Opto-chemo-mechanical transduction in photoresponsive gels elicits switchable self-trapped beams with remote interactions Derek R. Morim, Amos Meeks, Ankita Shastri, Andy Tran, Anna V. Shneidman, Victor V. Yashin, Fariha Mahmood, Anna C. Balazs, Joanna Aizenberg, and Kalaichelvi Saravanamuttu PNAS. 2020. 117:3953-3959 DOI: 10.1073/pnas.1902872117 Download Original Video Browse All Videos »