Light-Driven ZnO Brush-Shaped Self-Propelled Micromachines for Nitroaromatic Explosives Decomposition Yulong Ying, Amir Masoud Pourrahimi, Carmen Lorena Manzares-Palenzuela, Filip Novotny, Zdenek Sofer, and Martin Pumera* Small 2020, 16(27), 1902944