Fundamental science of imperfection in solids and the processing of electronic materials. Silicon materials, devices and processing for monolithic microphotonic integration of photonic functionality and interconnection for communication and computation. High efficiency thin film photovoltaic cells, solid state lighting, glass-on-silicon platform for imaging and sensing, environmentally benign integrated circuit manufacturing, in-situ diagnostic tools for process control.
We have experimentally demonstrated a monolithically integrated ultra-compact optical isolator on silicon. This device allows a significant device footprint reduction…
Solar cells with broadband absorption and large acceptance angle are demonstrated by using two-dimensional core-shell structures, which are composed of…
Two-dimensional photonic crystals (PhCs) are fabricated using dual-beam focused ion beam (FIB) in Er3+-TeO2 thin films and demonstrate broadband enhancement…