Hao Liu

Dr Hao Liu serves as a Research Fellow at the University of Southampton's Optoelectronics Research Centre (ORC) within the Faculty of Engineering and Physical Sciences. His research focuses on advancing integrated photonic technologies for next-generation optical communications and signal processing systems.

His primary research interests include:

• Integrated silicon photonics for nonlinear optical processing
• Wavelength conversion techniques using intermodal four-wave mixing
• Monolithic photonic circuit design for broadband applications
• Si-rich silicon nitride waveguide platforms
• Ultrafast all-optical computing architectures

Dr Liu's recent publications (2024-2025) demonstrate significant contributions to on-chip nonlinear photonics, particularly in developing fully integrated wavelength converters with tunable filtering capabilities. His work spans both fundamental nonlinear optics and practical device implementations, with applications in optical communications and computing.

Current research supervision includes:

• PhD candidate Wanqi Yang (ORC)
• PhD candidate Nura Adamu (ORC)
• PhD candidate Polyxeni Kolka (ORC)