Samsung Electronics Co., Ltd.

Seoul National University

Myongji University Industry and Academia Cooperation

Massachusetts Institute of Technology

Postech Research and Business Development Foundation

Hyukjae Kwon

Dongmin Im

Jeongsik Ko

Hyunpyo Lee

Heungchan Lee

Dongjoon Lee

Sangbok Ma

Hyun Chul Lee

Sangmin Ji

Taeyoung Kim

Donghwa Seo

Dongsik Yang

Minseok Koo

Hyunjin Kim

Wonsung Choi

Mokwon Kim

Sukeun Kuk

Kihyun Kim

Kitae Park

Jinkyu Kang

Kyounghwan Choi

Seokwhan Chung

Hyoungwoo Choi

Sehyeong Oh

Jaejoon Oh

Inhyuock Cho

Jeremiah Allen Johnson

Jungock Park

Myungjin Lee

Ilhwan Kim

Hyunchul Lee

Junghwa Kim

Hyangsook Lee

Yang Shao-Horn

Joonhee Kim

Wenxu Zhang

Dongjin Ham

Mijong Kim

Joonseon Jeong

Eunha Park

Jeong Gil Seo

Dongjin Yun

Mingjun Huang

Livia Giordano

Shuting Feng

Taeksoo Kim

Kisuk Kang

Insun Jung

Alan Christian Lim

Yeonsu Jung

Minhoo Byeon

Jaeseung Han

Jaerim Kim

Jeonghyeon Park

Joeng Gil Seo

Namjun So

Hyun Chui Lee

Chong Rae Park

Young Shik Cho

Youngjoon Bae

Daeun Yu

Sunjung Byun

A filtering system includes a catalyst filter including a plurality of channels through which air is introduced, and a light-emitting device arranged to irradiate light to the catalyst filter for catalyst activation, where the light-emitting device includes a light source array including a plurality of first light sources corresponding one-to-one with the plurality of channels. Each of the plurality of first light sources may include a substrate, a first light-emitting device on the substrate, and a capsule which seals the first light-emitting device on the substrate. Only one first light-emitting device is provided in the capsule, or a second light-emitting device is further provided together with the first light-emitting device in the capsule.

Filtering system including recyclable ceramic catalyst filter and method of managing filtering system

An air purification module which purifies introduced unpurified air and discharge purified air, includes a first filter supporter extending in a first direction and having a penetrating shape including a first hollow region, a first filter which is supported by the first filter supporter and penetrates a side portion of the first filter supporter, a second filter supporter extending in the first direction, having a penetrating shape including a second hollow region, and disposed in the first hollow region, a second filter which is supported by the second filter supporter and penetrates a side portion of the second filter supporter, and a light source module disposed in the second hollow region.

Air purification module and air purification system including the same

A recyclable ceramic catalyst filter, a filtering system including the same, and a method of managing the filtering system are provided. The ceramic catalyst filter has a monolithic structure including a first surface which blocks a first material; and a second surface which removes a second material that passed through the first surface, where the second surface is activated and operates as a catalyst layer which removes the second material in response to energy supplied to the second surface.

Recyclable ceramic catalyst filter, filtering system including the same, and method of managing the filtering system

A process apparatus includes a gas supplier which supplies a reaction gas having a constant concentration, and a processor which performs a predetermined process by the reaction gas supplied from the gas supplier, where the gas supplier includes a reactor which accommodates a solid phase reactant, a heater which applies heat to the solid phase reactant to convert the solid phase reactant to a reaction gas in a gas phase, a gas pump which applies a predetermined pumping pressure to the reactor, and a gas outlet which discharges the reaction gas to the processor.

Process apparatus including gas supplier and method of operating the same

A photocatalyst for air purification, a photocatalyst film including the photocatalyst, and an air purification device including the photocatalyst. The photocatalyst for air purification includes: a first metal oxide particle having ultraviolet absorptivity, and fluorine bound to a surface of the first metal oxide particle; second metal oxide particles present on the surface of the first metal oxide particle. The use of the photocatalyst for air purification to remove or degrade volatile organic compounds (VOCs) and viruses.

Photocatalyst for air purification, and ceramic catalyst filter and air purification device including the same

An outdoor air cleaning system includes a partition surrounding a purification space to isolate the purification space from an external space and having at least one opening connecting the purification space to the external space, an air purifying device configured to supply purified air to the purification space, and a controller configured to control the air purifying device. An openness level defined as an area ratio of the opening with respect to a surface area of the partition is about 10% or more and about 50% or less.

Outdoor air cleaning system

A filter and a filter system including the filter. The filter includes a porous filter frame having a first upstream-side surface, and a second downstream-side surface based on a thickness direction, the porous filter frame filtering particulate matter. A copper material layer is disposed on at least a portion of the first upstream-side surface of the filter frame.

Filter and filtering system including the same

A perovskite material represented by Formula 1:LiAMO  Formula 1

Perovskite material, method of preparing the same, and secondary battery including the perovskite material

A cathode configured to use oxygen as a cathode active material, the cathode comprising a lithium-containing metal oxide comprising at least one of:

Cathode and lithium-air battery including the cathode

A composite photocatalyst, a photocatalytic filter for air purification, and an air purification device that includes the photocatalytic filter. The composite photocatalyst includes: a first metal oxide particle; and second metal oxide particles arranged on a surface of the first metal oxide particle, wherein specific surface area of the second metal oxide particles is greater than specific surface area of the first metal oxide particle, and bandgap energy of the second metal oxide particles is greater than bandgap energy of the first metal oxide particle. The composite photocatalyst structure may degrade and remove gaseous pollutants under room temperature and atmospheric pressure conditions. The composite photocatalyst may be applied to various indoor and outdoor air purification systems in the form of a photocatalytic filter.

Composite photocatalyst structure, and photocatalytic filter and air purification device including the same

A method of controlling a temperature of metal-air battery apparatus includes measuring the temperature of the metal-air battery apparatus to obtain the temperature and a temperature deviation of the metal-air battery apparatus, comparing the measured temperature and the temperature deviation of the metal-air battery apparatus with a preset temperature and a preset temperature deviation, respectively; and adjusting the temperature of an inlet module or a main module when the measured temperature of the metal-air battery apparatus is less than the preset temperature or the temperature deviation of the metal-air battery apparatus is greater than the preset temperature deviation.

Metal-air battery apparatus and method of controlling temperature thereof

A material for removing a contaminant, the material including an adsorption material for adsorption of a contaminant and a decomposition material for decomposition of a contaminant, wherein the adsorption material and the decomposition material are complexed with each other, and a contaminant decomposition onset temperature of the decomposition material is equal to or lower than a contaminant desorption onset temperature of the adsorption material.

Material, filter, and device for removing contaminant

A metal-air battery apparatus includes an inlet module and a main module each having a metal-air battery cell structure including a positive electrode and a negative electrode. The inlet module and the main module are electrically controlled and independently controlled from each other, and a channel through which a fluid such as air flows is defined between the inlet module and the main module. A temperature of the inlet module and a temperature of the main module are independently controlled by adjusting a discharge current density or by charging or a temperature adjustor.

A polymer compound including a repeating unit represented by Formula: wherein R, R, R, R, a1, a2, and a11 in Formula 1 are as defined in the specification.

Polymer compound, solid electrolyte film including the same, and lithium-air battery including the solid electrolyte film

Growing community of inventors

Suwon-si, South Korea

Hyukjae Kwon