July 12-15, Prof. Xianfeng Chen, Associate Prof. Yuping Chen and distinguished research Fangwei Ye were invited to participate the 7th International Conference on Information Optics and Photonics (CIOP 2015) in Nanjing.

Prof. Chen did a keynote talk about frequency conversion at the interface of nonlinear optical crystal arousing interest. Associate Prof. Yuping Chen did an invited talk about Recent Progress in Electric-optical Photonic Devices using Ferroelectric Material. Anddistinguished research.Fangwei Ye did invited talk in terms of tunability and robustness of photonic Dirac point in graphene superlattices.