Patent application number | Description | Published |
20080214839 | LOW MOLECULAR WEIGHT CONJUGATED NITROGEN COMPOUNDS AND DEVICES FABRICATED USING THE SAME - Low molecular weight conjugated nitrogen compounds having linear conjugated chains, and devices fabricated using the conjugated nitrogen compounds as organic semiconductor materials, hole conducting materials, or light-emitting materials. The conjugated nitrogen compounds can be spin-coated at room temperature, are stable, and has superior electrical conductivity. | 09-04-2008 |
20090194834 | Photoelectrochemical device and method using carbon nanotubes - A photoelectrochemical device and method using carbon nanotubes comprise highly electrically conductive carbon nanotubes formed at an interface between a transparent electrode and a metal oxide layer. According to the photoelectrochemical device and method, the interface resistance, which is caused due to an incomplete contact at the interface, is lowered and thus the electron mobility is improved, leading to high power conversion efficiency. | 08-06-2009 |
20090294761 | ORGANIC PHOTOELECTRIC CONVERSION FILM, AND PHOTOELECTRIC CONVERSION DEVICE AND IMAGE SENSOR EACH HAVING THE ORGANIC PHOTOELECTRIC CONVERSION FILM - Provided are an organic photoelectric conversion film, and a photoelectric conversion device and an image sensor each having the organic photoelectric conversion film. The organic photoelectric conversion film includes a p-type material layer formed of an organic material; and a n-type material layer formed on the p-type material layer, the n-type material being formed from naphthalene-1,4,5,8-tetracarboxylic dianhydride (NTCDA). | 12-03-2009 |
20100186816 | SOLAR CELL - A solar cell, including a substrate, a first electrode disposed on the substrate, a photoelectric conversion layer disposed on the first electrode, and a second electrode disposed on the photoelectric conversion layer, wherein a grating is disposed on at least one of the first electrode and the second electrode. | 07-29-2010 |
20100207077 | PASTE COMPOSITION - A paste composition comprises a dye containing a novel oligomeric compound with improved dispersion performance. The oligomeric compound comprises a tail structure consisting of hydrophilic and hydrophobic blocks and an amine or imidazole head structure. The paste composition can be used to prepare a semiconductor electrode of a solar cell. A semiconductor electrode produced using the paste composition and a solar cell fabricated using the semiconductor electrode exhibit greatly improved power conversion efficiency and superior processability. | 08-19-2010 |
20100294369 | DYE-SENSITIZED PHOTOVOLTAIC CELL - A counter electrode for a photovoltaic cell and a photovoltaic cell including the same include a transparent substrate and a catalyst layer formed on the transparent substrate using a supported catalyst The counter electrode of the present invention has an economical preparation cost and process, and also has an enlarged contact area with an electrolyte layer of the cell, leading to improved catalytic activity. Thus, in the case where the counter electrode is applied to the photovoltaic cell, excellent photoconversion efficiency is exhibited. In an exemplary embodiment, the photovoltaic cell is a dye-sensitized photovoltaic cell including such a counter electrode. | 11-25-2010 |
20110005578 | TANDEM SOLAR CELL AND METHOD OF MANUFACTURING SAME - A tandem solar cell includes: a substrate; a front electrode disposed on the substrate; a back electrode disposed opposite to the front electrode on the substrate; a first cell disposed below the front electrode and including a first buffer layer and a first light absorption layer; and a second cell disposed above the back electrode and including a second light absorption layer and a second buffer layer. The first light absorption layer includes a CuGaSeS layer and a CuGaSe layer, and the second light absorption layer includes a semiconductor compound selected from the group consisting of CuInSe | 01-13-2011 |
20110048524 | THIN FILM SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A thin film solar cell, includes: a first electrode; a light absorption layer including a first light absorption layer including a group I element-group III element-group VI element compound, a second light absorption layer including a group I element-group III element-group VI element compound, and a third light absorption layer including a group I element-group III element-group VI element compound; and a second electrode, wherein the first light absorption layer has a band gap, which is less a band gap of the second light absorption layer, the band gap of the second light absorption layer is less than a band gap of the third light absorption layer, and the second light absorption layer has a band gap gradient, which increases in a direction from the first light absorption layer to the third light absorption layer. | 03-03-2011 |
20110287579 | METHOD OF MANUFACTURING SOLAR CELL - A method of manufacturing a solar cell is presented. | 11-24-2011 |
20120042942 | SOLAR CELL HAVING A BUFFER LAYER WITH LOW LIGHT LOSS - Provided is a solar cell that includes: a substrate; a first electrode disposed on the substrate; a light absorbing layer disposed on the first electrode; a buffer layer disposed on the light absorbing layer; and a second electrode disposed on the buffer layer, wherein the buffer layer contains a compound represented by one of the following Formulas 1 and 2: | 02-23-2012 |