Dong Ko

Dr. Dong Ko is an Associate Professor in the Department of Electrical and Computer Engineering at New Jersey Institute of Technology (NJIT). He specializes in nanomaterials, colloidal quantum dots, and mid-infrared sensing technologies. His research focuses on developing novel optoelectronic devices, photodetectors, and infrared sensing systems through advanced material synthesis and device engineering.

Dr. Ko leads or co-leads multiple National Science Foundation (NSF) projects, including initiatives on retinomorphic vision systems, resonant energy transfer in hybrid lasers, and high-performance thin-film transistors for IoT devices. His work integrates nanocrystal engineering, thin-film fabrication, and device optimization to address challenges in infrared detection, energy-efficient optoelectronics, and flexible electronics.

His research interests span quantum dot materials, mid-infrared photonics, and energy-efficient sensor technologies. Notable contributions include colloidal Ag₂Se quantum dots for intraband photodetection, PbSe-based mid-wavelength infrared photoconductors, and low-temperature 2D material growth for flexible electronics.

• Received 4 NSF grants focusing on infrared sensors, hybrid lasers, and flexible electronics
• Published 44 peer-reviewed articles with 2,366 citations and an h-index of 23

His lab collaborates internationally on topics like nanocrystal assembly and thermoelectric materials. Current projects aim to reduce power consumption in infrared vision systems and advance scalable quantum dot technologies for widespread applications.