Patent application number | Description | Published |
20100263721 | TRANSPARENT SOLAR CELL - Provided is a transparent solar cell. The transparent solar cell includes a transparent substrate, a selective transparent reflection layer, a first electrode, a photovoltaic conversion layer and a second electrode. The selective transparent reflection layer includes a first surface contacting the transparent substrate, and the second surface facing the first surface. The first electrode, the photovoltaic conversion layer and the second electrode are sequentially stacked on the second surface of the selective transparent reflection layer. The selective transparent reflection layer transmits at least a portion of wavelength of a visible ray and reflects an infrared ray. | 10-21-2010 |
20110048493 | SOLAR CELL - Provided is a solar cell. The solar cell includes a photovoltaic conversion device having first surface and the second surface on the opposite side, a first electrode connected to the first surface, a second electrode connected to the second surface, and an alkaline metal containing layer contacting one of the first and second electrodes. | 03-03-2011 |
20110092011 | METHOD FOR ANTIREFLECTION TREATMENT OF A ZINC OXIDE FILM AND METHOD FOR MANUFACTURING SOLAR CELL USING THE SAME - Provided are a method for antireflection treatment of a zinc oxide film and a method for manufacturing a solar cell using the same. In the anti-reflection treatment, a substrate is prepared, then a polycrystalline zinc oxide film is formed on the substrate. A surface of the polycrystalline zinc oxide film is textured. Here, the roughening of the surface of the polycrystalline zinc oxide film comprises wet-etching the polycrystalline zinc oxide film on the substrate using an etching solution mixed with nitric acid and hydrogen peroxide. | 04-21-2011 |
20120058307 | THIN FILM AND METHOD FOR MANUFACTURING THE SAME - Provided embodiments are a thin film including a support material and nano particles having different density from that of the support material, and a method for manufacturing the same. Due to the density difference, the nano particles are intensively concentrated on an upper or lower part of the support material. The inventive concept also discloses a thin film capable of increasing surface roughness and a method for manufacturing the same. The thin film includes a support material, and particles contained therein. The particles may have lower density than that of the support material, and increase surface roughness at an upper part of the support material. | 03-08-2012 |
20120097227 | SOLAR CELLS - Provided is a solar cell. The solar cell includes: a light absorbing layer; a window layer consisting of a p-type copper oxynitride layer on the light absorbing layer; a rear electrode below the light absorbing layer; and a transparent electrode on the window layer. | 04-26-2012 |
20120211069 | THIN-FILM SOLAR CELLS AND METHODS OF FABRICATING THE SAME - Provided are thin-film solar cells and methods of fabricating the same. The solar cell may include a substrate and a cell comprising an amorphous layer with a continuously graded hydrogen content disposed on the substrate, a n-type semiconductor, an p-type semiconductor layer, a metal electrode adjacent to the n-type semiconductor and a transparent electrode adjacent to p-type semiconductor layers. The hydrogen content of the amorphous intrinsic semiconductor layer decreases in a continuous manner from a first interface, to which a light is incident, toward a second interface opposite to the first interface, and the first and second interfaces are two opposite surfaces of the amorphous intrinsic semiconductor layer being in contact with the p-type and n-type semiconductor layers, respectively. | 08-23-2012 |
20120237670 | FABRICATING METHOD OF SOLAR CELL - Provided are fabricating methods of a solar cell capable of displaying a predetermined color. The method includes forming a first electrode on a substrate and forming a light-absorbing layer on the first electrode. The light-absorbing layer may have a composition ratio, a content of the amorphous portion, or an energy bandgap controlled to absorb a light with a predetermined wavelength. In addition, selective transmission layers may be formed on and below the light-absorbing layer to control the color displayed by the solar cell. Furthermore, a second electrode may be formed on the light-absorbing layer. | 09-20-2012 |
20120285532 | TRANSPARENT COLOR SOLAR CELLS - Provided is a transparent color solar cell, which includes a substrate, a first electrode layer disposed on the substrate, a transparent material layer including quantum dots having the same particle size, which absorb visible light provided from the sun through the first electrode layer and having a first wavelength region, and which selectively transmit visible light provided from the sun through the first electrode layer and having a second wavelength region, and a second electrode layer disposed on the transparent material layer. | 11-15-2012 |
20130098432 | SOLAR CELLS - Solar cells are provided. The solar cell may include a substrate, a first electrode on the substrate, a first light absorption layer disposed on the first electrode and including silicon containing oxygen, a second light absorption layer disposed on the first light absorption layer and including silicon containing germanium, and a second electrode on the second light absorption layer. The first light absorption layer may include a plurality of semiconductor layers which have oxygen-content ratios different from each other, respectively. The second light absorption layer may include a plurality of semiconductor layers which have germanium-content ratios different from each other, respectively. | 04-25-2013 |
20130269765 | BIDIRECTIONAL COLOR EMBODIMENT THIN FILM SILICON SOLAR CELL - Provided is a thin film silicon solar cell. The thin film silicon solar cell includes a light absorbing layer, a front transparent electrode disposed on one surface of the light absorbing layer to emit light having a first color, and a rear transparent electrode disposed on the other surface of the light absorbing layer to emit light having a second color. | 10-17-2013 |
20140026963 | ELECTRONIC DEVICES AND METHOD OF FABRICATING THE SAME - Provided is a method of fabricating an electronic device. The method according to the present inventive concept may include forming a lower electrode having a flat portion and protrusions on a substrate, forming an intermediate layer on the lower electrode, and forming an upper electrode on the intermediate layer. The forming of the lower electrode may include forming a conductive film by depositing a first metal on the substrate, and depositing a second metal on the conductive film to prepare an alloy of the first metal and the second metal. | 01-30-2014 |
20140102521 | THIN FILM SILICON SOLAR CELL - Provided is a thin film silicon solar cell including a first optical absorption layer, a first transparent electrode disposed in a surface of the first optical absorption layer, a first transparent substrate covering the first transparent electrode, a second transparent electrode disposed another surface of the first optical absorption layer, and a second transparent substrate covering the second transparent electrode, wherein the first optical absorption layer has a thickness of about 500 Å to about 2000 Å. | 04-17-2014 |
20140238479 | THIN FILM SOLAR CELL - Provided is a thin film solar cell including a rear electrode formed on a substrate, a light absorbing layer formed on the rear electrode, a buffer layer formed on the light absorbing layer, and a front transparent electrode formed on the buffer layer. The buffer layer includes copper oxide. | 08-28-2014 |
20140299189 | SOLAR CELL - Provided is the structure of a thin film solar cell. The structure of the thin film solar cell includes a first substrate, a first electrode provided on the first substrate, a p-type semiconductor layer provided on the first electrode, a first buffer layer provided on the p-type semiconductor layer, an optical absorption region provided on the first buffer layer, a second buffer layer provided on the optical absorption region, an n-type semiconductor layer provided on the second buffer layer, a second electrode provided on the n-type semiconductor layer, and a second substrate on the second electrode. The optical absorption region includes a silicon layer, a first layer on the silicon layer, and a second layer having a different energy band gap from the first layer, on the first layer. | 10-09-2014 |
20150053262 | TRANSPARENT SOLAR CELL AND REAR-REFLECTIVE TRANSPARENT SOLAR CELL MODULE HAVING THE SAME - Provided are a transparent solar cell and a rear-reflective transparent solar cell module having the same. The transparent solar cell includes a transparent substrate, a first transparent electrode on the transparent substrate, a light absorption layer on the first transparent electrode, a re-absorption enhancing layer on the light absorption layer, and a second transparent electrode on the re-absorption enhancing layer. | 02-26-2015 |