Search Results - li-jing+cheng

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This LED uses a hybrid nanostructure to improve efficiency and intensity while avoiding costly transfer processes Background Recently, colloidal quantum dots (QDs) have appeared as promising emissive materials for micro-LEDs that can be used to form display panels without complicated transfer processes. Despite the remarkable luminescence properties...

Published: 3/19/2024 | Inventor(s): Li-Jing Cheng

Keywords(s):

Category(s): Engineering

Electrocatalytic Polymer Biosensor

An extremely sensitive, stable, and specific biosensor using electrocatalytic molecularly imprinted polymers and no enzymes or reagents Background Electrochemical biosensors can successfully detect and quantify diverse biological samples including macromolecules, whole viruses, and cells. Due to their fabrication methods electrochemical biosensors...

Published: 8/25/2023 | Inventor(s): Li-Jing Cheng, Sanjida Yeasmin

Keywords(s): Biosensors, Medical Device

Category(s): Medical Devices, Device, Diagnostics

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: 6/1/2023 | 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: 8/11/2022 | Inventor(s): Li-Jing Cheng, Akash Kannegulla

Keywords(s): Light-emitting devices

Category(s): Chemical, Device, Engineering, Nanoscience & Microtechnologies, Sustainability & Cleantechnologies