Dr. Xuehao Hu is a Postdoctoral Researcher at the University of Mons since 2022. He received his bachelor’s degree in optical information science and technology and his master’s degree in quantum optics from the Department of Physics, Jilin University, Changchun, China, in 2005 and 2008, respectively, and his PhD in science of engineering and technology from the University of Mons, Mons, Belgium, in 2017. From 2019 to 2022, he was an Associate Professor at the College of Science, Shantou University, Shantou, China. His research interests include fiber Bragg gratings, tilted fiber Bragg gratings, polymer optical fiber sensors, and surface plasmon resonance and biosensors.