Other

Mim Ceramics Co., Ltd.

Samsung Electronics Co., Ltd.

Yonsei University

Kim, Young Jung

Young Jung Kim

Jeong Hun Kim

Eun Kyoung Kim

Byeong Gwan Kim

Dong-Teak Chung

Sang Min Han

Dong Teak Chung

A fluid circulation type heating apparatus includes: a circulation line; a heat radiation member installed on the circulation line; a boiler configured to heat and expand a fluid; a storage tank configured to store the fluid and to supply the fluid to the boiler; a controller configured to control the boiler; and a housing configured to accommodate the boiler and the controller. The apparatus further includes: a backflow prevention means removably installed in the housing and configured to, when mounted to the housing, communicate with the circulation line disposed between the boiler and the storage tank, the backflow prevention means configured to allow the fluid to flow in one direction through the circulation line.

Fluid circulation type heating apparatus

An electronic device includes a first antenna radiator configured to transmit or receive a signal of a first frequency band and a signal of a second frequency band, a second antenna radiator configured to transmit or receive the signal of the second frequency band, a matching circuit mismatched with the second antenna radiator in the first frequency band and matched with the second antenna radiator in the second frequency band, a radio frequency circuit electrically connected to the first antenna radiator and the second antenna radiator, and a processor configured to control the RF circuit such that the signal of the second frequency band is transmitted or received through the first antenna radiator and the second antenna radiator in a multi-input multi-output mode or such that the signal of the first frequency band is transmitted or received through the first antenna radiator in a single input single output mode.

Electronic device with antenna

A solid oxide fuel cell includes unit cells, a first side plate and a second side plate respectively attached to opposite lateral surfaces of the unit cells, and a first electricity collector and a second electricity collector arranged between the unit cells. Each of the unit cells includes a support body block. The support body block includes a first surface, a second surface parallel to the first surface, a plurality of first channels and a plurality of second channels existing between the first channels. Each of the unit cells further includes air electrodes formed on inner surfaces of the first channels, fuel electrodes formed on inner surfaces of the second channels, a first electricity collecting layer formed on the first surface and electrically connected to the air electrodes and a second electricity collecting layer formed on the second surface and electrically connected to the fuel electrodes.

Solid oxide fuel cell

An electroconductive transparent adhesive composition containing a transparent adhesive monomer, any one electroconductive mesoporous filler selected from the group consisting of porous carbon, an electroconductive polymer and combinations thereof, and a polymerization initiator, and an electroconductive transparent adhesive produced using the composition are provided. The electroconductive transparent adhesive composition is less expensive and highly economically efficient, and has excellent electrical conductivity and transparency, and has excellent mechanical strength. Thus, the electroconductive transparent adhesive composition can be used in a variety of electrical and electronic applications such as touch screens, displays, and electronic devices.

Conductive transparent adhesive composition and adhesive prepared by using the same

A highly efficient solid oxide fuel cell having a sharply increased electrode area per volume includes a plurality of individual electric cells placed one atop another. Each of the individual electric cells includes an electrolyte block having a plurality of channels and a plurality of first passageways communicating with the channels, a cover plate attached to the electrolyte block for closing up top portions of the channels, the cover plate having a plurality of second passageways communicating with the channels, and a plurality of air electrodes and fuel electrodes alternately arranged within the channels. The solid oxide fuel cell further includes a first side plate attached to first lateral sides of the individual electric cells for closing up first lateral ends of the channels and a second side plate attached to second lateral sides of the individual electric cells for closing up second lateral ends of the channels.

Growing community of inventors

Seoul, South Korea

Young Jung Kim