This research area studies the processing and characterisations of photonic, plasmonic and optoelectronic materials and their applications in devices.  It focuses on design and fabrication of fibre lasers and white-light LEDs; photodetectors; nanoplasmonics and metamaterials; plasmon-enhanced photocatalysis, optofluidics, artificial photosynthesis, micro-/nano-optics; optical characterisations, pulsed laser deposition; nano-bio-photonics for biomedicine, ultrafast optical spectroscopy; linear/non-linear optical properties of semiconductor materials and devices, etc.