18512352. QUANTUM DOT DEVICE AND ELECTRONIC DEVICE simplified abstract (SAMSUNG ELECTRONICS CO., LTD.)
QUANTUM DOT DEVICE AND ELECTRONIC DEVICE
Organization Name
Inventor(s)
Kwang Hee Kim of Suwon-si (KR)
Dae Young Chung of Suwon-si (KR)
QUANTUM DOT DEVICE AND ELECTRONIC DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18512352 titled 'QUANTUM DOT DEVICE AND ELECTRONIC DEVICE
The patent application describes a quantum dot device with multiple layers including an anode, a cathode, a light-emitting layer with quantum dots, and hole auxiliary layers with specific materials.
- The device includes a first hole auxiliary layer with PEDOT:PSS on the anode, and a second hole auxiliary layer with a different hole transport material.
- The light-emitting layer is situated on the second hole auxiliary layer, enhancing the efficiency of the device.
- The first hole auxiliary layer has a surface modification region with specific surface modification materials like carboxylic acid or phosphonic acid groups.
Potential Applications: - This technology can be used in the development of advanced electronic devices such as displays, lighting, and sensors. - It can also find applications in quantum dot-based photovoltaic devices for efficient energy conversion.
Problems Solved: - Enhances the performance and efficiency of quantum dot devices. - Improves the stability and durability of electronic devices utilizing quantum dots.
Benefits: - Increased efficiency and brightness of light-emitting devices. - Enhanced stability and longevity of electronic devices. - Potential for cost-effective production processes.
Commercial Applications: Title: Quantum Dot Device for Advanced Electronic Applications This technology can be utilized in the production of high-performance displays, lighting systems, and sensors for various industries. The improved efficiency and stability of the devices can lead to cost savings and enhanced performance in the market.
Questions about Quantum Dot Device Technology: 1. How does the surface modification region in the first hole auxiliary layer impact the performance of the device? - The surface modification region helps improve the charge transport properties within the device, leading to enhanced efficiency and stability. 2. What are the specific advantages of using different hole transport materials in the second hole auxiliary layer? - Using different hole transport materials can optimize the charge transport within the device, improving overall performance and longevity.
Original Abstract Submitted
A quantum dot device including an anode and a cathode, a light emitting layer disposed between the anode and the cathode, the light emitting layer comprising quantum dots, a first hole auxiliary layer disposed on the anode, the first hole auxiliary layer including poly(3,4-ethylenedioxythiophene)-polystyrenesulfonate or a derivative thereof (PEDOT:PSS), a second hole auxiliary layer disposed on the first hole auxiliary layer and including a hole transport material different from the PEDOT:PSS, wherein the light emitting layer is disposed on the second hole auxiliary layer, wherein the first hole auxiliary layer has a first surface facing the anode and a second surface facing the second hole auxiliary layer, and the second surface includes a surface modification region including a surface modification material having a carboxylic acid group, a phosphonic acid group, a sulfonic acid group, or a salt thereof. An electronic device that includes the quantum dot device.