anything, as long as it's small

Graphene-based bimorphs for micron-sized, autonomous origami machines

Marc Z. Miskin, Kyle J. Dorsey, Baris Bircan, Yimo Han, David A. Muller, Paul L. McEuen, and Itai Cohen

Proc. Nat. Acad. Sci., 115, 466 (2018). (cover article)