Abstract:
본 발명은 역구조(inverted type)의 양자점 발광 소자를 적용하여, 용액 공정으로 진행하는 양자점 발광층의 형성 후 정공 수송층을 형성함으로써, 양자점 발광층으로의 유입이 용이한 정공 수송층 형성 재료의 선택이 자유로운 양자점 발광 소자 및 이를 이용한 디스플레이와 이들의 제조 방법에 관한 것으로, 본 발명의 양자점 발광 소자는 기판 상부에 형성된 음극;과, 상기 음극 상에 형성된 양자점 발광층; 및 상기 양자점 발광층 상에 형성된 양극을 포함하여 이루어진 것을 특징으로 한다.
Abstract:
PURPOSE: A quantum dot light emitting diode device and a display using the same are provided to prevent a hole-transport layer from being solved in a solution by forming the hole-transport layer after a liquid solution process for forming the quantum dot light emitting diode. CONSTITUTION: In a quantum dot light emitting diode device and a display using the same, a cathode(310) is formed on a substrate(300). A quantum dot light-emitting layer(330) is formed on the cathode. An anode(350) is formed on the quantum dot light-emitting layer. An electron-transport layer(320) is formed between the cathode and the quantum dot light-emitting layer. A hole-transport layer(340) is formed between the quantum dot light-emitting layer and the anode.
Abstract:
양자점 제조 방법은 II족 전구체 용액과 III족 전구체 용액의 제1 혼합물을 반응기에 넣고 200℃ 내지 350℃로 가열하는 단계와, 제1 혼합물을 가열된 온도로 유지하면서 제1 혼합물에 V족 전구체 용액과 VI족 전구체 용액을 가하여 제2 혼합물을 제조하는 단계 및 제2 혼합물을 가열된 온도로 유지하여 양자점의 코어와 쉘을 형성하는 단계를 포함한다.
Abstract:
PURPOSE: A quantum dot light emitting device and a manufacturing method thereof are provided to reduce manufacturing costs by forming a quantum light emitting layer and a charge transport layer by a solution process. CONSTITUTION: An anode(210) is formed in the top of a substrate. A quantum light-emitting layer(230) is formed on the anode and a charge transport particle and a quantum dot are mixed. A cathode is formed on the quantum light-emitting layer. A charge transport particle is an oxide nano particle. The diameter of a quantum dot is 2nm to 20nm. An electron-transport layer(240a) is composed an N-type semiconductor nano particle and is formed on the quantum light-emitting layer.
Abstract:
Disclosed are a quantum dot-block copolymer hybrid, methods of fabricating and dispersing the same, a light emitting device including the same, and a fabrication method thereof. The quantum dot-block copolymer hybrid includes; a quantum dot, and a block copolymer surrounding the quantum dot, wherein the block copolymer has a functional group comprising sulfur (S) and forms a chemical bond with the quantum dot.
Abstract:
Provided are a nanocrystal, a method for preparing the same, and a device containing the same including a step for continuously injecting a precursor solution containing a second additive to a core solution at a fixed speed or at a variable speed so that shape selectivity and uniformity are improved.