Search Results - li-jing+cheng

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High Efficiency Carbon-Based Micro-LED
Technology Description Researchers at OSU have developed a new micro-LED utilizing carbon quantum dots that have strong excitation in the blue spectrum with tunable emission at high quantum efficiency in the orange and red, independent of excitation wavelength. The micro-LED structure also has negligible leakage of excitation light in the UV or blue...
Published: 4/1/2021   |   Inventor(s): Li-Jing Cheng, Ye Liu
Keywords(s): carbon quantum dots, Light-emitting materials, micro-LED, Nanomaterials
Category(s): Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Micro-LED Device
Technology Description This micro-LED device architecture utilizes quantum dot (QD) technology to simultaneously minimize UV leakage and leverage the photoluminescence of the QDs to improve color range and reduce power consumption. This enhances the quality of the display while reducing cost. Using available and inexpensive materials with established...
Published: 3/27/2019   |   Inventor(s): Li-Jing Cheng, Akash Kannegulla
Keywords(s): Light-emitting devices
Category(s): Chemical, Device, Engineering, Nanoscience & Microtechnologies, Sustainability & Cleantechnologies
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