Korea Institute of Science and Technology

Catholic University Industry Academic

Suk-Woo Nam

Sung Pil Yoon

Jonghee Han

Tae Hoon Lim

Eun Ae Cho

Seong Ahn Hong

Heung Yong Ha

Hyoung-Juhn Kim

In-Hwan Oh

In Hwan Oh

Tae-Hoon Lim

Seong-Ahn Hong

Soo-Kil Kim

Jaeyoung Lee

Jong Hyun Jang

Sang Jun Kong

Heung-Yong Ha

Dirk Henkensmeier

Yeong Cheon Kim

Han-Ik Joh

Kwang Soo Lee

Hyung Chul Hahm

Sung Jong Yoo

Seong M Jo

Chang Won Yoon

Sang Youn Lee

Eunae Cho

Sung-Yeon Jang

Daejin Kim

Sang Yeop Lee

Dae Ki Choi

Kug-Seung Lee

Jae Hyung Cho

Seung Jun Hwang

Hyung Chui Ham

Ui Sik Jeon

Jeung Woo Lee

Beom Seok Kang

Jeong-Kyu Kim

Tae Jung Ha

Jong Pil Jeong

Jong Hyung Jang

Sung-Goon Kang

Soon-Jong Kwak

Juno Shim

Disclosed are a method and an apparatus for an intact evaluation of the unit cells in a fuel cell stack. Since the degradation of the unit cells can be detected intactly, i.e. without disassembly of the stack, the time required for the detection and analysis thereof can be greatly reduced.

Intact method of evaluating unit cells in a fuel cell stack and a device using the same

The use of SIRT7 (sirtuin 7) as a marker for diagnosis of liver cancer is described. The disclosure variously relates to a liver cancer diagnostic marker including SIRT7 gene, a liver cancer diagnostic composition, a kit and microarray including the same, and a method of diagnosing liver cancer using the same. Also described is a method for screening a substance capable of treating liver cancer by inhibiting the expression of SIRT7 gene or protein, and a composition for preventing or treating liver cancer, which includes such substance. The disclosure further relates to the use of SIRT7 gene as a cancer diagnostic marker and the anticancer use of inhibition of SIRT7 expression, as well as the use of the specific miRNA to regulate the cell cycle and inhibit tumor growth by the expression of SIRT7 gene.

Use of SIRT7 as novel cancer therapy target and method for treating cancer using the same

Disclosed are a platinum (Pt)-free, palladium (Pd)-yttrium (Y) alloy catalyst having superior oxygen reduction reaction activity and stability, a method for preparing the same, and a fuel cell including the catalyst. Since the Pt-free Pd&#x2014;Y catalyst is inexpensive, it may be usefully applicable for fuel cells, particularly polymer electrolyte membrane fuel cells.

Pd-Y alloy catalyst, method for preparing the same, and fuel cell comprising the catalyst

Provided is poly(benzimidazole-co-benzoxazole) having polybenzimidazole to which benzoxazole units are introduced, as a polymer electrolyte material. The polymer electrolyte material has both high proton conductivity and excellent mechanical properties even when it is obtained by in-situ phosphoric acid doping. The polymer electrolyte material may substitute for the conventional phosphoric acid-doped polybenzimidazole in a polymer electrolyte membrane fuel cell, particularly in a high-temperature polymer electrolyte membrane fuel cell.

Poly(benzimidazole-co-benzoxazole) and method for preparing the same

Disclosed are an apparatus for portable fuel cell and an operation method thereof, wherein stabilization state after initial operation can be determined using OCV.

Apparatus for portable fuel cells and operating method thereof

Disclosed is a unit cell of a honeycomb-type solid oxide fuel cell (SOFC) having a plurality of channels. The channels include cathode channels and anode channels. The cathode channels and anode channels are set up alternately in the unit cell. A collector is installed inside each of the cathode channels and the anode channels, and a packing material is packed into the channels having the collector. Disclosed also is a stack including the unit cells and methods for manufacturing the unit cell and the stack.

Unit cell of honeycomb-type solid oxide fuel cell, stack using the unit cell and method manufacturing the unit cell and stack

Disclosed herein is an electrolyte membrane for a fuel cell. The electrolyte membrane includes a blend of polymers with different degrees of sulfonation. The electrolyte membrane can exhibit excellent effects such as improved long-term cell performance and good long-term dimensional stability while at the same time solving the problems of conventional hydrocarbon electrolyte membranes. Further disclosed are a membrane-electrode assembly and a fuel cell including the electrolyte membrane.

Electrolyte membrane for fuel cell including blend of polymers with different degrees of sulfonation, and membrane-electrode assembly and fuel cell including the same

A membrane-electrode assembly (MEA) is prepared by a low-temperature transfer method. A binder-free carbon layer is formed on a transfer substrate so as to avoid decreased performance due to the formation of a skin layer caused by the interfacial segregation of the ionomer or binder.

Method for preparing membrane electrode assembly using low-temperature transfer method, membrane electrode assembly prepared thereby, and fuel cell using the same

Disclosed is a method for fabricating a carbon material, by which carbon fibers or carbon tubes, particularly branched carbon fibers or carbon tubes, are obtained via a so-called self-growing process without using external carbon sources. The carbon material obtained by the method has a large specific surface area and further includes a metal catalyst, and thus may be used in cell materials for a fuel cell or secondary battery, hydrogen storage devices, capacitors, solar cells, display panel or the like.

Method of fabricating carbon material, carbon material prepared by the method, cell material and apparatus using the same

Disclosed is a Ni&#x2014;Al alloy anode for molten carbonate fuel cell made by in-situ sintering the Ni&#x2014;Al alloy. Further, disclosed is a method for preparing the same comprising steps of preparing a sheet with Ni&#x2014;Al alloy powders (S1); and installing the sheet in a fuel cell without any heat treatment for sintering the Ni&#x2014;Al alloy in the sheet and then in-situ sintering the Ni&#x2014;Al alloy in the sheet during a pretreatment process of the cell with the sheet (S2), wherein a reaction activity of the Ni&#x2014;Al alloy anode can be maintained, the method is simple and economic, and a mass production of the Ni&#x2014;Al alloy anode and a scale-up in the method are easy.

Ni-Al alloy anode for molten carbonate fuel cell made by in-situ sintering

Disclosed is a hybrid-type power supplying apparatus which may use a fuel cell device as a main power supplier for a robot and a rechargeable battery as an auxiliary power supplier for the robot. In the hybrid-type power supplying apparatus, when the power consumption of the robot exceeds the selected amount of power generation of the fuel cell device, the loads of the rechargeable battery and the fuel cell stack can be managed in such a manner that power is supplied from the rechargeable battery to the robot as an auxiliary power for the robot supplementing the main power for the robot.

Hybrid type power supplying apparatus

Disclosed are a multi-layered electrode for fuel cell and a method for producing the same, wherein the electrode can be operated under non-humidification and normal temperature, the flooding of the electrode catalyst layer can be prevented, and the long-term operation characteristic can be increased due to the prevention of the loss of the electrode catalyst layer.

Multi-layered electrode for fuel cell and method for producing the same

Disclosed is a membrane-electrode assembly (MEA) that prevents an electrolyte membrane from being damaged upon the fabrication of a single cell or a stack of fuel cells. The MEA further includes a guard gasket interposed between conventional gaskets, wherein the guard gasket has a thickness corresponding to 70%-95% of the thickness of the electrolyte membrane. The MEA ensures mechanical protection of the electrolyte membrane, and thus prevents the electrolyte membrane from being damaged by an excessive binding pressure upon the fabrication of a single cell or a stack of fuel cells. Furthermore, the contact resistance between the electrolyte membrane and the catalyst layer and the contact resistance between the gas diffusion layer and the catalyst layer can be minimized, thereby improving the quality of a fuel cell.

Membrane-electrode assembly including guard gasket

Provided is an MEA for fuel cell containing hygroscopic inorganic material such as TEOS (tetraethylorthosilicate), zirconium propoxide or titanium t-butoxide.

MEA for fuel cell, method for preparing the same and fuel cell using the MEA

Disclosed is a separator for a fuel cell made of a metal plate comprising both a cooling water flow field and a gas flow field formed on each surface thereof, wherein the separator consists of the joined metal plates for the cooling water flow fields to face each other, the surfaces of the joined metal plates are coated with TiN, a polymer electrolyte membrane fuel cell comprising the separator and a method for manufacturing the separator.

Separator for fuel cell using a metal plate coated with titanium nitride, method for manufacturing the same, and polymer electrolyte membrane fuel cell comprising the separator

Growing community of inventors

Seoul, South Korea

Suk-Woo Nam