(Topics include but are not limited to)
Optoelectronics
Optical Communication and Optical Networks
Fiber optic communication and systems
Optoelectronic measurement and sensing
Engineering Optics
Laser Principles and Applications
Optical storage and display technology
spectroscopy
Electronic circuits and technology
Optoelectronic devices
Optoelectronic signal processing
solar cell
Photovoltaic technology
Optical Information Processing Technology and Applications
electromagnetic wave
optical vortices 
New materials
Optoelectronic functional materials and devices
Adhesive materials
Amorphous/crystalline materials
building materials
Catalytic ceramic materials
Coating materials
Colloids and Materials Science
Composite Materials Science and Applications
Computer-aided material design
Conductive materials
Absorbing materials