摘要:
The separation of carbon nanotubes into metallic carbon nanotubes and semiconducting carbon nanotubes is made to be possible simultaneously with the dispersion of the carbon nanotubes by using viologen.
摘要:
Disclosed are a carbon nano-tube (CNT) light emitting device and a method of manufacturing the same. Specifically, the CNT light emitting device comprises: a CNT thin film formed using a CNT dispersed solution; a n-doping polymer formed on one end of the CNT thin film; a p-doping polymer formed on the other end of the CNT thin film; and a light emitting part between the n-doping polymer and the p-doping polymer. In addition, the method of manufacturing a CNT light emitting device comprises steps of: mixing CNTs with a dispersing agent or dispersing solvent to prepare a CNT dispersed solution; forming a CNT thin film using the CNT dispersed solution; coating a n-doping polymer on one end of the CNT thin film; and coating a p-doping polymer on the other end of the CNT thin film. According to the invention, the n-doping polymer and the p-doping polymer are respectively coated on the CNT having a CNT random network structure to implement a p-n junction, thereby implementing a light emitting device in a simple and low-priced process.
摘要:
Disclosed herein are methods for manufacturing a carbon nanotube (CNT) having electrons that are injected, with treatment with a reducing agent, a CNT manufactured according to the method, and an electric device comprising the CNT a CNT manufactured according to the method. The electronic characteristics such as the doped level and the band gap of the CNT having electrons injected therein can be widely and easily adjusted by changing the treatment conditions of the reducing agent.
摘要:
Disclosed is a carbon nanotube (CNT) thin film having metallic nanoparticles. The CNT thin film includes a plastic transparent substrate and a CNT composition coated on the substrate. The CNT composition includes a CNT and metallic nanoparticles distributed on the CNT surface. The plastic transparent substrate is flexible. The metallic nanoparticles are formed by heating a metallic precursor adsorbed in the CNT surface. A method of manufacturing the CNT thin film having metallic nanoparticles is also disclosed. A CNT-dispersed solution is prepared by mixing a CNT with a dispersant or a dispersion solvent. The CNT-dispersed solution is used to form a CNT thin film. Metallic precursors are implanted in the CNT thin film. Then, a heat-treatment is applied to transform the metallic precursors into metallic particles including metallic nanoparticles.
摘要:
Disclosed herein is an image display device having a plurality of light emitting diodes (LEDs), which can maintain a primary color which is desired to be expressed, and prevent an interference of other unwanted colors and a change of the primary color at the time of application of a light source of each light emitting diode. The image display device comprises: a first optical filter layer containing a violet wavelength-absorbing material having a wavelength range of from 380 nm to 450 nm such as Bi2O3 so as to prevent light having a wavelength ranging from 380 nm to 450 nm from being leaked out to an undesired region of an image display portion of the image display device; and a second optical filter layer such as a blue color filter layer so as to allow a white light to be expressed in a desired region of the image display portion.
摘要翻译:本文公开了一种具有多个发光二极管(LED)的图像显示装置,其可以保持期望表达的原色,并且防止其它不需要的颜色的干扰和原色的变化 应用每个发光二极管的光源。 图像显示装置包括:包含波长范围为380nm至450nm的紫色波长吸收材料的第一光学滤光层,例如Bi 2 O 3 3,因此 以防止具有380nm至450nm波长的光被泄漏到图像显示装置的图像显示部分的不期望的区域; 以及第二滤光器层,例如蓝色滤色器层,以便允许在图像显示部分的期望区域中表达白光。
摘要:
Disclosed herein is an image display device having a plurality of light emitting diodes (LEDs), which can maintain a primary color which is desired to be expressed, and prevent an interference of other unwanted colors and a change of the primary color at the time of application of a light source of each light emitting diode. The image display device comprises: a first optical filter layer containing a violet wavelength-absorbing material having a wavelength range of from 380 nm to 450 nm such as Bi2O3 so as to prevent light having a wavelength ranging from 380 nm to 450 nm from being leaked out to an undesired region of an image display portion of the image display device; and a second optical filter layer such as a blue color filter layer so as to allow a white light to be expressed in a desired region of the image display portion.
摘要翻译:本文公开了一种具有多个发光二极管(LED)的图像显示装置,其可以保持期望表达的原色,并且防止其它不需要的颜色的干扰和原色的变化 应用每个发光二极管的光源。 图像显示装置包括:含有波长范围为380nm〜450nm的紫外线波长吸收材料的第一光学滤光层,例如Bi 2 O 3,以防止波长范围为380nm至450nm的光被泄漏 出射到图像显示装置的图像显示部分的不期望区域; 以及第二滤光器层,例如蓝色滤色器层,以便允许在图像显示部分的期望区域中表达白光。
摘要:
Disclosed is a transparent carbon nanotube (CNT) electrode using a conductive dispersant. The transparent CNT electrode comprises a transparent substrate and a CNT thin film formed on a surface the transparent substrate wherein the CNT thin film is formed of a CNT composition comprising CNTs and a doped dispersant. Further disclosed is a method for producing the transparent CNT electrode.The transparent CNT electrode exhibits excellent conductive properties, can be produced in an economical and simple manner by a room temperature wet process, and can be applied to flexible displays. The transparent CNT electrode can be used to fabricate a variety of devices, including image sensors, solar cells, liquid crystal displays, organic electroluminescence (EL) displays and touch screen panels, that are required to have both light transmission properties and conductive properties.
摘要:
Disclosed is a dispersant having a multifunctional head, and a phosphor paste composition comprising the dispersant. The dispersant has a multifunctional head that comprises an acidic group, a basic group and an aromatic group, thereby enhancing an affinity for the surface of phosphor particles and improving dispersibility.
摘要:
The present invention discloses a dispersant for carbon nanotubes having excellent dispersion ability and to a carbon nanotube composition including the dispersant. In the dispersant, the heads and tails of the dispersant are regioregularly arranged in one direction, and the structural properties of the dispersant are controlled such that the ratio of heads to tails is 1 or more, thereby effectively stabilizing and dispersing carbon nanotubes in various dispersion media, such as an organic solvent, water, a mixture thereof and the like, compared to conventional dispersants.
摘要:
Disclosed is a dispersant having a multifunctional head, and a phosphor paste composition comprising the dispersant. The dispersant has a multifunctional head that comprises an acidic group, a basic group and an aromatic group, thereby enhancing an affinity for the surface of phosphor particles and improving dispersibility.