Der-Yuh Lin is currently working as a physics professor at the Department of Electronic Engineering, National Changhua University of Education. He holds a Ph.D. from the Institute of Electronic Engineering, National Taiwan University of Science and Technology in 1998. He was an associate professor at the Department of Electronic Engineering, Nankai Institute of Technology. His research areas include (1) Spectral technology; (2) Measurement of component characteristics; and (3) Semiconductor component structural design and characteristic simulation.