Abstract:
PURPOSE: A varifocal lens is provided to precisely implement variable focus by minutely controlling refractivity distribution within a liquid crystal layer. CONSTITUTION: A varifocal lens (1) comprises a first liquid crystal layer (121), a second liquid crystal layer (122), a common electrode (110), a curved type first electrode (140), a curved type second electrode (170), and a first upper substrate (181). The second liquid crystal layer is formed on the lower side of the first liquid crystal layer. The common electrode is placed between the first liquid crystal layer and the second liquid crystal layer. The curved type first electrode is formed on the upper side of the first liquid crystal layer. The curved type first electrode is formed on the lower side of the second liquid crystal layer. The first upper substrate comprises an upper surface of a flat type and a lower surface having a curve of a shape corresponding to the upper surface of a first electrode. The first electrode is formed on the lower side of the first upper substrate.
Abstract:
PURPOSE: A piezoelectric device which utilizes nano pores and a manufacturing method thereof are provided to easily arrange a nano structure of a high efficiency piezoelectric material without a complex process such as a lithography process and etc. CONSTITUTION: A matrix(30) is arranged on a substrate(10). The matrix comprises a piezoelectric material. A nano pore(40) is located within the matrix. The nano pore is extended to a first direction. The nano pore has a nano wire shape or a nano ribbon shape. The piezoelectric material is applied on the substrate in which a nano structure is arranged. The nano structure is selectively etched.
Abstract:
PURPOSE: A light guide plate and a display apparatus employing the same are provided to simplify the kind and arrangement of a dot light source by using a single dot light source. CONSTITUTION: A light guide plate(11) is located on a reflector(10). A light source(13) is formed at one side of the light guide plate. Quantum dots(12a,12b) are formed at one side of the light guide plate. The positions of the quantum dots are not restricted. A Quantum dot is formed inside the light guide plate and is interposed between reflectors.
Abstract:
PURPOSE: An inorganic electroluminescence device and a display device thereof are provided to reduce a crosstalk by forming a conductive layer between a fluorescent layer and a dielectric layer. CONSTITUTION: A fluorescent material layer(15) is formed in one side of a conductive layer(17). A dielectric layer(20) is formed in the other side of the conductive layer. A first electrode(12) is formed on the fluorescent material layer. A second electrode(22) is formed on the dielectric layer. At least one among the first electrode and the second electrode is a transparent electrode. The conductive layer is composed of one among a conductive polymer, a silver paste, and a CNT(Carbon Nanotube) paste. An interface between the dielectric layer and the conductive layer is flat.
Abstract:
본 발명은 코어부 및 쉘부 나노와이어의 접촉을 미리 패턴을 형성한 절연막으로 차단하는 것을 특징으로 하는 코어/쉘 형태의 나노와이어를 제조하는 방법, 이에 의한 나노와이어 및 이를 포함하는 나노와이어 소자에 관한 것이다. 본 발명의 방법에 의하면, 간단한 제조공정에 의해 나노와이어의 밀도 및 위치제어가 가능한 코어/쉘 형태의 나노와이어를 제조할 수 있고, 또한 상기 나노와이어를 이용하는 소자는 발광/수광면적의 증대로 고휘도/고효율 특성을 시현할 수 있다. 코어/쉘 형태의 나노와이어, 절연막, 나노와이어 소자, EL 소자, 금속 촉매층
Abstract:
A quantum-dot light emitting device is provided to realize excellent durability and driving characteristics, and to enable application of a simple fabrication process at room temperature under ambient pressure without using any expensive equipment. A quantum-dot light emitting device comprises: a first inorganic material(144); and a quantum-dot light emitting layer(140) formed of a plurality of quantum dots(142) enclosed inside the first inorganic material by the same. The first inorganic material includes a metal oxide compound or metal sulfide compound. The first inorganic material preferably includes at least one inorganic compound selected from the group consisting of magnesium oxide(MgO), zinc oxide(ZnO), zinc sulfide(ZnC) and yttrium oxide(Y2O3).
Abstract translation:提供量子点发光器件以实现优异的耐久性和驱动特性,并且能够在室温下在环境压力下实现简单的制造工艺,而不使用任何昂贵的设备。 量子点发光器件包括:第一无机材料(144); 以及由第一无机材料包围的多个量子点(142)形成的量子点发光层(140)。 第一无机材料包括金属氧化物或金属硫化物。 第一无机材料优选包括选自氧化镁(MgO),氧化锌(ZnO),硫化锌(ZnC)和氧化钇(Y 2 O 3)中的至少一种无机化合物。
Abstract:
A three dimensional light-emitting device and a fabricating method thereof are provided to improve light emitting efficiency by increasing a light emitting area and a light emitting intensity per unit area. A three dimensional light-emitting device includes a semiconductor nano-particle layer. The semiconductor nano-particle layer includes a plurality of three dimensional uneven structures, and semiconductor nano-particles are arranged at a surface of a depressed part of the uneven structure. The depressed part has a structure selected among a group of a square shape, a triangle, a polygon, a cylinder, and an oval.
Abstract:
본 발명은 SLS(solid-liquid-solid)법에 의해 금속 나노닷을 포함하는 제 1 나노 와이어를 제조하고, 이를 에칭하여 금속 나노닷을 노출시킨 후, 반응로에 넣고 가열하여 제 2 나노 와이어를 형성하는 것을 특징으로 하는 가지형(branched) 나노 와이어의 제조방법에 관한 것이다. 본 발명의 방법에 따르면, 간단한 공정에 의해 균일한 간격으로 밀도 있게 가지가 형성된 나노 와이어를 제조할 수 있기 때문에 FET(Field Effect Transistor)와 같은 전자 소자, 센서, 광검출소자(photodetector), 발광 다이오드(LED: Light Emitting Diode) 및 레이저 다이오드(LD: Laser Diode) 등 다양한 분야에 효과적으로 적용할 수 있다. 가지형 나노 와이어, 금속 나노닷, SLS(solid-liquid-solid), VLS(vapor-liquid-solid)
Abstract:
본 발명은 반도체 나노결정층을 함유하는 발광소자 및 그 제조방법에 관한 것으로, 보다 상세하게는 반도체 나노결정들 사이의 간극을 충진물질로 채운 반도체 나노결정층을 함유하는 발광소자 및 그 제조방법에 관한 것이다. 본 발명의 발광소자는 반도체 나노결정층의 나노결정들 사이의 간극을 충진물질로 채움으로써 간극을 통한 누설전류를 최소화하여 수명 및 발광효율, 안정성이 향상된 발광소자를 제공할 수 있다. 반도체 나노결정층, 발광소자, 충진물질