Dr. Liu has been the director of well logging lab at the University of Houston for more than 26 years. He has worked on research projects related to microwave passive and active networks, RF circuit design, radio systems and networking, numerical computation of electromagnetic scattering and propagation, hardware and software design of ground-penetrating radar systems, electromagnetic tomography, microwave telecommunication systems, electrical properties of rocks, and well logging. He has graduated more than 50 Ph.D and MS students in the area of well logging and subsurface sensing. He has published more than 150 papers in this area.