Palagi, S., Mark, A., Reigh, S., Melde, K., Qiu, T., Zeng, H., Parmeggiani, C., Martella, D., Sanchez-Castillo, A., Kapernaum, N., Giesselmann, F., Wiersma, D., Lauga, E., & Fischer, P. (2016). Structured light enables biomimetic swimming and versatile locomotion of photoresponsive soft microrobots. Nature Materials, 15(6), 647-653. doi:10.1038/NMAT4569.