For successfully defending his thesis. 

Many thanks to the thesis committee: Prof. Yan Bo, Prof. Fang Wei, Prof. Zhao Yanting, Prof. Li Xiaopeng, Prof. Tao Zhensheng and Prof. Tian Chuanshan, for all the works, comments, and suggestions.

Some pictures:

After developing new techniques and ideas in "optical NMR" with his thesis work , Yudi is taking on some completely new tasks toward medical science where quantum control will be visionary! We wish him all the best!