Patent application number | Description | Published |
20080296550 | Resistive random access memory device and methods of manufacturing and operating the same - Provided may be a resistive random access memory (RRAM) device and methods of manufacturing and operating the same. The resistive random access memory device may include at least one first electrode, at least one second electrode spaced apart from the at least one first electrode, a first structure including a first resistance-changing layer between the at least one first and second electrodes, and a first switching element electrically connected to the first resistance-changing layer, wherein at least one of the first and second electrodes include an alloy layer having a noble metal and a base metal. | 12-04-2008 |
20090072246 | Diode and memory device comprising the same - Provided are a diode and a memory device comprising the diode. The diode includes a p-type semiconductor layer and an n-type semiconductor layer, wherein at least one of the p-type semiconductor layer and the n-type semiconductor layer comprises a resistance changing material whose resistance is changed according to a voltage applied to the resistance changing material. | 03-19-2009 |
20090184396 | Resistive random access memories and methods of manufacturing the same - Provided are resistive random access memories (RRAMs) and methods of manufacturing the same. A RRAM includes a storage node including a variable resistance layer, a switching device connected to the storage node, and a protective layer covering an exposed part of the variable resistance layer. The protective layer includes at least one of aluminum oxide and titanium oxide. The variable resistance layer is a metal oxide layer. | 07-23-2009 |
20100091224 | Photonic crystal optical filter, reflective color filter, display apparatus using the reflective color filter, and method of manufacturing the reflective color filter - Example embodiments relate to a photonic crystal optical filter, a reflective color filter using the photonic crystal optical filter, a display apparatus using the reflective color filter, and a method of manufacturing the reflective color filter. The photonic crystal optical filter may include a transparent substrate; a barrier layer formed on the transparent substrate; and a photonic crystal layer formed on the barrier layer. The photonic crystal layer may have a structure in which a first material having a relatively high refractive index and a second material having a relatively low refractive index are periodically arranged so as to reflect light having a wavelength band corresponding to a photonic band gap. | 04-15-2010 |
20100255219 | Methods of preparing a graphene sheet - Methods of preparing a carbon-based sheet are provided, the methods include aligning carbon-containing materials on a substrate and forming the carbon-based sheet on the substrate by performing an annealing process on the substrate including the carbon-containing materials. The carbon-based sheet may be a graphene sheet. | 10-07-2010 |
20110162698 | Solar cells using nanowires and methods of manufacturing the same - Solar cells and methods of manufacturing the same, the solar cells include a plurality of nanowire heterostructures, wherein each of the plurality of nanowire heterostructures includes a nanowire including at least one p-type nanowire layer and at least one n-type nanowire layer, and a semiconductor material layer disposed on the nanowire. The semiconductor material layer constitutes a p-n junction with the p-type or n-type nanowire layer. The semiconductor material layer includes at least one of the p-type material layer and the n-type material layer. | 07-07-2011 |
20120192916 | Photovoltaic Fiber, Photovoltaic Cell Module Using The Same, And Method Of Manufacturing The Same - A photovoltaic fiber may include a first electrode surrounding a base fiber, a photoactive layer surrounding the first electrode and having a photovoltaic junction positioned in a radial direction. The photovoltaic fiber may also include a second electrode surrounding the photoactive layer is provided. | 08-02-2012 |
20130252410 | SELECTIVE LOW-TEMPERATURE OHMIC CONTACT FORMATION METHOD FOR GROUP III-NITRIDE HETEROJUNCTION STRUCTURED DEVICE - A method for forming a selective ohmic contact for a Group III-nitride heterojunction structured device may include forming a conductive layer and a capping layer on an epitaxial substrate including at least one Group III-nitride heterojunction layer and having a defined ohmic contact region, the capping layer being formed on the conductive layer or between the conductive layer and the Group III-nitride heterojunction layer in one of the ohmic contact region and non-ohmic contact region, and applying at least one of a laser annealing process and an induction annealing process on the substrate at a temperature of less than or equal to about 750° C. to complete the selective ohmic contact in the ohmic contact region. | 09-26-2013 |
20140110717 | STRUCTURE INCLUDING GALLIUM NITRIDE SUBSTRATE AND METHOD OF MANUFACTURING THE GALLIUM NITRIDE SUBSTRATE - A structure includes a silicon substrate, a plurality of silicon rods on the silicon substrate, a silicon layer on the plurality of silicon rods, and a GaN substrate on the silicon layer. | 04-24-2014 |
20140117349 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE USING METAL OXIDE - A method of manufacturing a semiconductor device using a metal oxide includes forming a metal oxide layer on a substrate, forming an amorphous semiconductor layer on the metal oxide layer, and forming a polycrystalline semiconductor layer by crystallizing the amorphous semiconductor layer using the metal oxide layer. | 05-01-2014 |
20140162053 | BONDED SUBSTRATE STRUCTURE USING SILOXANE-BASED MONOMER AND METHOD OF MANUFACTURING THE SAME - A bonded substrate structure includes a siloxane-based monomer layer between a first substrate and a second substrate, the siloxane-based monomer layer bonding the first substrate and the second substrate. The first substrate and the second substrate may be one of a silicon substrate and a silicon oxide substrate, respectively. | 06-12-2014 |
20140174640 | METHODS OF TRANSFERRING GRAPHENE AND MANUFACTURING DEVICE USING THE SAME - A method of transferring graphene includes forming a sacrificial layer and a graphene layer sequentially on a first substrate, bonding the graphene layer to a target layer, and removing the sacrificial layer using a laser and separating the first substrate from the graphene layer. | 06-26-2014 |