Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Kumoh National Institute of Technology Industry-academic Cooperation Foundation

Won-mook Choi

Jae-young Choi

Hyeon-jin Shin

Seon-mi Yoon

Eok-su Kim

Duk-hyun Choi

Sang-Yoon Lee

Jin Zhang

Myung-Kwan Ryu

Sang-woo Kim

Mi-jeong Song

Tae-sang Kim

Hyun-Suk Kim

Kyoung-seok Son

Jong-Baek Seon

Young-hee Lee

Yun-sung Woo

Joon-seok Park

Sun-kook Kim

Soo-min Kim

Kyung-sik Shin

Guo Hong

Jiyoul Lee

A transparent electrode on at least one surface of a transparent substrate may include graphene doped with a p-dopant. The transparent electrode may be efficiently applied to a variety of display devices or solar cells.

Transparent electrode comprising doped graphene, process of preparing the same, and display device and solar cell comprising the electrode

A composition including graphene; and at least one dopant selected from the group consisting of an organic dopant and an inorganic dopant.

Doped graphene, method of manufacturing the doped graphene, and a device including the doped graphene

A graphene base, including: graphene; and a substrate, wherein the graphene is formed directly on at least one surface of the substrate, and at least about 90 percent of an area of the surface of the substrate does not have a graphene wrinkle.

Graphene base and method of preparing the same

According to example embodiments, a semiconductor device includes a first electrode, a second electrode apart from the first electrode, and an active layer between the first and second electrodes. The active layer includes first and second layers, the first layer contacts the first and second electrodes, and the second layer is separated from at least one of the first and second electrodes.

Semiconductor devices and methods of manufacturing the same

A material including: graphene; and an inorganic material having a crystal system, wherein a crystal plane of the inorganic material is oriented parallel to the (0001) plane of the graphene. The crystal plane of the inorganic material has an atomic arrangement of a hexagon, a tetragon, or a pentagon.

Material including graphene and an inorganic material and method of manufacturing the material

A graphene sheet including graphene comprising ten or fewer wrinkles per 1,000 square micrometers of the graphene.

Graphene sheet, graphene base including the same, and method of preparing the graphene sheet

A transistor may include a light-blocking layer that blocks light incident on a channel layer. The light-blocking layer may include a carbon-based material. The carbon-based material may include graphene oxide, graphite oxide, graphene or carbon nanotube (CNT). The light-blocking layer may be between a gate and at least one of the channel layer, a source and a drain.

Transistors and electronic devices including the transistors

A method of forming a multi-layer graphene includes forming a stack of a graphitizing metal catalyst layer and graphene by repeatedly performing a cycle of first forming the graphitizing metal catalyst layer on a substrate, and then forming the graphene on the graphitizing metal catalyst layer, and removing the graphitizing metal catalyst layer.

Method of forming multi-layer graphene

A hydrophobic organic layer may be formed on a surface of a graphene doped with a dopant to improve stability of the doped graphene with respect to moisture and temperature. Thus, the transparent electrode having the doped graphene containing the hydrophobic organic layer may be usefully applied in solar cells or display devices.

Doped graphene structure comprising hydrophobic organic material, method for preparing the same, and transparent electrode, display device and solar cell comprising the electrode

A touch screen panel includes: a first substrate and a second substrate, which face each other with respect to a liquid crystal interposed therebetween; and a touch sensor interposed between the first substrate and the second substrate. The touch sensor includes: a plurality of first touch signal lines disposed on the first substrate and extending in a first direction; a protective layer disposed on the first substrate, the protective layer including a dielectric material and substantially the plurality of first touch signal lines; a plurality of contact pads disposed on the protective layer; a plurality of second touch signal lines disposed on the second substrate and extending in a second direction perpendicular to the first direction; and a plurality of touch sensor spacers electrically connected to the plurality of second touch signal lines. A gap between the touch sensor spacers and the plurality of contact pads is defined, and the spacers are disposed to face the plurality of contact pads.

Touch screen panel integrated into liquid crystal display, method of manufacturing the same, and touch sensing method

A method of selectively growing a plurality of semiconductor carbon nanotubes using light irradiation. The method includes disposing a plurality of nanodots, which include a catalyst material, on a substrate; growing a plurality of carbon nanotubes from the plurality of nanodots, and irradiating light onto the nanodot to selectively grow the plurality of semiconductor carbon nanotubes.

Method of selectively growing semiconductor carbon nanotubes using light irradiation

An organic light emitting device including graphene. The organic light emitting device includes a first electrode that is interposed between a transparent substrate and an organic layer emitting light, and includes graphene having a thickness of about 0.1 nanometer (nm) to about 10 nanometers (nm).

Organic light emitting device using graphene

A transistor includes at least three terminals comprising a gate electrode, a source electrode and a drain electrode, an insulating layer disposed on a substrate, and a semiconductor layer disposed on the substrate, wherein a current which flows between the source electrode and the drain electrode is controlled by application of a voltage to the gate electrode, where the semiconductor layer includes a graphene layer and at least one of a metal atomic layer and a metal ion layer, and where the metal atomic layer or the metal ion layer is interposed between the graphene layer and the insulating layer.

Growing community of inventors

Hwaseong-si, South Korea

Won-mook Choi