1.Studies on femtosecond optics and femtosecond fiber optics.
2.Millimeter wave photonics.
3.Ultrafast phenomena and nonlinear optics study on optoelectronic semiconductors, including the carriers dynamics on novel nano-structures, nitride based semiconductors, and II-VI semiconductors.
4.Ultrafast optoelectronic device study.
5.Nano-ultrasonics and femto-ultrasonics imaging.
6.Nano-acoustics, including nano-phononic bandgap materials, nano-acoustic waveguides, nano-acoustic oscillators, nano-acoustic meta materials.
7.Nano-particle-based photo-acoustic imaging