Awexome Ray, Inc.

Other

Awexomeray Co., Ltd.

Kim, Sang Soo

Keun Soo Jeong

Se Hoon Gihm

Hong Soo Choi

Yeon Su Jung

Sang Soo Kim

Young Bae Kim

Sang Hyuk Ha

Seung Woo Yi

Provided is an electromagnetic wave generation device including a tube including an anode, a cathode and at least one gate, a first power supply circuit in which one side of an output terminal is connected to the anode, a second power supply circuit in which one side of an output terminal is connected to the gate, and a current-sensing circuit connected to the tube and sensing a current flowing through the cathode, in which the current-sensing circuit includes at least one resistance associated with the sensing of at least one of an anode current and a gate current.

Electromagnetic wave generation device and control method therefor

An ultraviolet emitting device according to the present disclosure includes a lamp for mounting a discharge gas and an ultraviolet emission source therein, and a plurality of yarns formed by extending and aggregating carbon nanotubes in a first direction, and includes a first electrode at least partially exposed to the discharge gas within the lamp. Accordingly, electron emission efficiency of the first electrode is improved to achieve high efficiency, and durability is also improved to provide a long-life device.

Ultraviolet ray emitting device

The present invention provides an emitter, which comprises carbon nanotubes and is excellent in the efficiency of electron emission, and an X-ray tube comprising the same.

Emitter with excellent structural stability and enhanced efficiency of electron emission and X-ray tube comprising the same

The present invention provides a process for preparing a carbon nanotube sheet, which comprises forming carbon nanotubes; aggregating the carbon nanotubes to form a yarn; treating the yarn with a solvent to enhance the aggregation force; winding the solvent-treated yarn to prepare a sheet preform having a structure in which one yarn is continuously wound; and cutting and/or pressing the sheet preform to prepare a carbon nanotube sheet that comprises an arrangement structure in which one or a plurality of yarns are uniaxially aligned, and a carbon nanotube sheet prepared thereby.

Process for preparing a carbon nanotube sheet comprising a uniaxially aligned yarn and carbon nanotube sheet prepared thereby

The present invention provides a process for preparing a yarn, which comprises introducing a raw material that comprises a carbon source and a catalyst into a reaction chamber having a heating means, converting the carbon source into a plurality of carbon nanotubes in a heating part of the reaction chamber with thermal energy supplied by the heating means, and growing the plurality of carbon nanotubes in the vertical direction to form a yarn by the interactions among the carbon nanotubes.

Process for preparing a yarn comprising carbon nanotubes and yarn prepared thereby

The present invention provides an X-Ray emitting device that comprises a focusing electrode composed of a ceramic-based material, which can be manufactured by a simple process and is excellent in durability.

Growing community of inventors

Seoul, South Korea

Keun Soo Jeong