Abstract:
Disclosed herein is a composition containing hetero arylene or arylene showing a p-type semiconductor property in addition to thiophene showing a p-type semiconductor property and thiazole rings showing a n-type semiconductor property at a polymer main chain, an organic semiconductor polymer containing the composition, an organic active layer containing the organic semiconductor polymer, an organic thin film transistor (OTFT) containing the organic active layer, an electronic device containing the OTFT, and a method of preparing the same. The composition of example embodiments, which is used in an organic semiconductor polymer and contains thiazole rings, may exhibit increased solubility to an organic solvent, coplanarity, processability and an improved thin film property.
Abstract:
Disclosed is a composition, an organic insulating film including the same, an organic thin film transistor including the organic insulating film, an electronic device including the organic thin film transistor and methods of fabricating the same. In the composition, an organic polymer material having a carboxyl group and an organic silane material having an electron-donating group are included to thus realize a structure which may further stabilize an unreacted crosslinking material. Thereby, a hysteresis phenomenon may be decreased and transparency may be increased, thus making it possible to assure stability upon exposure to air. Accordingly, the lifetime of the organic thin film transistor may be lengthened.
Abstract:
Disclosed herein is a method for producing nanowires. The method comprises the steps of providing a porous template with a plurality of holes in the form of tubes, filling the tubes with nanoparticles or nanoparticle precursors, and forming the filled nanoparticles or nanoparticle precursors into nanowires. According to the method, highly rectilinear and well-ordered nanowires can be produced in a simple manner.
Abstract:
There are provided a method and an apparatus for generating a multi-viewpoint depth map, and a method for generating a disparity of a multi-viewpoint image. A method for generating a multi-viewpoint depth map according to the present invention includes the steps of: (a) acquiring a multi-viewpoint image constituted by a plurality of images by using a plurality of cameras (b) acquiring an image and depth information by using a depth camera; (c) estimating coordinates of the same point in a space in the plurality of images by using the acquired depth information; (d) determining disparities in the plurality of images with respect to in the same point by searching a predetermined region around the estimated coordinates; and (e) generating a multi-viewpoint depth map by using the determined disparities. According to the above-mentioned present invention, it is possible to generate a multi-viewpoint depth map within a shorter time and generate a multi-viewpoint depth map having higher quality than a multi-viewpoint depth map generated by using known stereo matching.
Abstract:
A method for making a seamless knit belt including forming two longitudinal rib sections that are formed from a different material than the body of the belt. The rib sections are formed during the tubular knitting process and then the body of the knit composite is run through a polymeric treating system. After the body is treated, the rib sections are trimmed from the edges and the resulting product is a coated seamless knit belt.
Abstract:
A quantum dot light emitting device includes; a substrate, a first electrode disposed on the substrate, a second electrode disposed substantially opposite to the first electrode, a first charge transport layer disposed between the first electrode and the second electrode, a quantum dot light emitting layer disposed between the first charge transport layer and one of the first electrode and the second electrode, and at least one quantum dot including layer disposed between the quantum dot light emitting layer and the first charge transport layer, wherein the at least one quantum dot including layer has an energy band level different from an energy band level of the quantum dot light emitting layer.
Abstract:
Methods for the site-selective growth of horizontal nanowires are provided. According to the methods, horizontal nanowires having a predetermined length and diameter can be grown site-selectively at desired sites in a direction parallel to a substrate to fabricate a device with high degree of integration. Further provided are nanowires grown by the methods and nanodevices comprising the nanowires.
Abstract:
A gate structure using nanodots as a trap site, a semiconductor device having the gate structure and methods of fabricating the same are provided. The gate structure may include a tunneling layer, a plurality of nanodots on the tunneling layer, and a control insulating layer including a high-k dielectric layer on the tunneling layer and the nanodots. A semiconductor memory device may further include a semiconductor substrate, the gate structure according to example embodiments on the semiconductor substrate and a first impurity region and a second impurity region in the semiconductor substrate, wherein the gate structure is in contact with the first and second impurity regions.
Abstract:
Methods for the site-selective growth of horizontal nanowires are provided. According to the methods, horizontal nanowires having a predetermined length and diameter can be grown site-selectively at desired sites in a direction parallel to a substrate to fabricate a device with high degree of integration. Further provided are nanowires grown by the methods and nanodevices comprising the nanowires.
Abstract:
Disclosed herein is a method for preparing a porous material using nanostructures. The method comprises the steps of producing nanostructures using a porous template, dispersing the nanostructures in a source or precursor material for the porous material, aligning the nanostructures in a particular direction, and removing the nanostructures by etching. According to the method, the size, shape, orientation and regularity of pores of the porous material can be easily controlled, and the preparation of the porous material is simplified, leading to a reduction in preparation costs.Further disclosed is a porous material prepared by the method.