Movie S1.

In situ TEM observation of oligodynamic motion of dislocation and abrupt depinning in response to the low-amplitude cyclic loading.

Cyclic deformation leads to defect healing and strengthening of small-volume metal crystals

Zhang-Jie Wang, Qing-Jie Li, Yi-Nan Cui, Zhan-Li Liu, Evan Ma, Ju Li, Jun Sun, Zhuo Zhuang, Ming Dao, Zhi-Wei Shan, and Subra Suresh