Abstract:
PURPOSE: A non-covalent functionalized carbon composite is provided to uniformly dispersed in hydrophobic solution a polymer such as P3HT and to improve mobility of a filed effect of an organic thin film transistor 15 times. CONSTITUTION: A manufacturing method of a non-covalent functionalized carbon nanotube comprises a step of conducting reaction of an aromatic compound with aliphatic amine to obtain an oleophilic surfactant which contains an aromatic compound modified by aliphatic amide(S2); a step of obtaining a non-covalent functionalized carbon nanotube by mixing the oleophilic surfactant and carbon nanotubes(S3). The aromatic compound contains carboxyl functional group. The aromatic compound comprises a pyrene compound, porphyrin-basd compound, or a combination thereof. [Reference numerals] (AA,BB) Start; (S1) Obtain an aromatic compound with an acyl group by introducing an acyl group into an aromatic compound; (S2) Obtain an oleophilic surfactant by reacting the acyl group introduced aromatic compound with aliphatic amine; (S3) Obtain a non-covalent functionalized carbon nanotube by mixing the oleophilic surfactant with carbon nanotube and processing
Abstract:
PURPOSE: A manufacturing method of graphene and a manufacturing apparatus of graphene are provided to increase the grain boundary size of growing graphene by controlling the nucleation position of the graphene. CONSTITUTION: A manufacturing method of graphene includes the following steps: a substrate with a deposited catalytic layer is mounted in a chamber(S100); carbon source gas is supplied into the chamber(S110); a first part of the catalytic layer is heated to include carbon components(S120); the first part of the catalytic layer is cooled; a second part of the catalytic layer is heated while the first part of the catalytic layer is heated; and a graphene layer, which is extracted from the carbon components of the catalytic layer, is formed(S130). [Reference numerals] (AA) Start; (BB) End; (S100) Loading a catalytic layer deposited substrate into a chamber; (S110) Supplying carbon source gas into the chamber; (S120) Arranging carbon components in the first part of the catalytic layer by heating the first part of the catalytic layer; (S130) Forming a graphene layer from the carbon components by cooling the first part of the catalytic layer and heating the second part of the catalytic layer on the basis of the movement of local heating source
Abstract:
본 발명의 일 실시예에 의하면, 발광효율이 높아 플렉서블 디스플레이의 발광 소자로 활용가능하며, 대면적화가 용이한 효과가 있다. 또한, 그래핀과 유기 발광 분자를 결합함으로써 유기 발광 분자의 인광과 형광의 세기를 동시에 또는 선택적으로 증폭시킬 수 있는 효과가 있다. 이를 위해 특히, 본 발명의 일 실시예는 유기 발광 분자의 일중항 방출을 증폭시키는 일중항 발광 증폭부; 및 유기 발광 분자의 삼중항 방출을 증폭시키는 삼중항 발광 증폭부;를 포함하는 유기 발광 분자의 선택적 발광 증폭이 가능한 발광 소자를 포함한다.