Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Hyundai Motor Company

Samsung Sdi Co., Inc.

Kia Motors Corporation

Lt Materials Co., Ltd.

Kia Corporation

Sejong University

Dongjun Kim

Eunjae Jeong

Sanghyun Han

Minji Kim

Sohee Jo

Jongwoo Kim

Hankyu Pak

Jieun Lee

Yoon Sung Lee

Bumjin Lee

Jonggi Kim

Yonghee Kang

Minjee Park

Youngkook Kim

Misun Kim

Seung-Min Oh

Mi Jeong Choi

Yeolmae Yeo

Jihyeon Yim

Sang Mok Park

Seokhwan Hwang

Kihwan Kwon

Sa Heum Kim

Injae Lee

Jiwon Choi

KiSeok Koh

Young Seok No

Jangyeol Baek

Bora Lee

Hyomin Ko

Illhun Cho

Kyoungwoung Kim

Ju Hyon Cha

Hun Kang

Byoungin Lee

Seung-Taek Myung

Byoungduk Lee

Yongchan Ju

Wonmin Yun

Yisu Kim

Hojeong Paek

Sangjin Park

Jung Young Cho

Jinsuop Youn

Eung Seok Park

Yeol Mae Yeo

Byoungsul Kim

Yisung Hwang

Yongjin Woo

Sungchang Jang

Young Kook Kim

Yongdae Ha

Young Woong Jang

Woo Jung Shin

SungHoon Lim

Ikkyu Kim

Minkyeol Chung

Hokyong Lee

Wooyoung Jeong

Kideok Han

Shinkook Kong

Hong Jeong Yu

Byeonggeun Son

Sangdeug Kim

Sugil Lee

Byungmin Choi

Byoungjin Lee

Jiyoon Byun

Dae Hyuk Choi

Joo Dong Lee

Jin Seok Choi

A light-emitting element includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and the second electrode and including an amine compound represented by Formula 1. The light-emitting element may exhibit high emission efficiency and improved service life characteristics:

Light emitting element and amine compound for the same

Provided are an amine compound represented by Formula 1 and a light-emitting device including the amine compound. The light emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the light-emitting device includes an amine compound represented by Formula 1.

Amine compound and light-emitting device including same

An amine compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic light-emitting device includes at least one of the amine compound.

Amine compound and organic light-emitting device including the same

An organic electroluminescence device of an embodiment of the present disclosure includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer of the plurality of organic layers includes an amine compound containing a fluorene group; an aryl group having 6 to 60 ring-forming carbon atoms, which is substituted to the fluorene group; a heteroaryl group having 2 to 60 ring-forming carbon atoms, which is substituted to the fluorene group; and at least one amine group, which is substituted to the fluorene group; wherein all the carbons of the aryl group are substituted with deuterium, and the organic electroluminescence device exhibits high efficiency and a long service life.

Organic electroluminescence device and amine compound for organic electroluminescence device

An organic electroluminescence device includes a first electrode and a second electrode facing each other, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one of the organic layers includes an amine compound represented by Formula 1 below. The organic electroluminescence device may have improved luminous efficiency.

Provided is a light emitting element including a first electrode, a second electrode, and at least one functional layer between the first electrode and the second electrode, and the at least one functional layer may include an amine compound represented by Formula 1 below, thereby exhibiting high luminous efficiency and improved service life characteristics.

A cleaner includes a main body and a suction head connected to the main body to suck foreign objects into the main body therethrough, the suction head including a housing including a suction port, and a drum module disposed in the housing, and to be rotated to scatter the foreign objects to be sucked through the suction port so that the scattered foreign objects are drawn into the housing through the suction port, and the drum module including a drum body, a first blade coupled to outer circumference of the drum body, a second blade separated from the first blade in a circumferential direction of the drum body and having a mass greater than a mass of the first blade, and a mass compensation member arranged on the outer circumference of the drum body to compensate for a difference in mass between the first blade and the second blade.

Drum module for cleaner and cleaner including the same

A vacuum cleaner including a cleaner body including a motor configured to generate a suction force and a foreign substance collection chamber; and a suction head connected to the cleaner body. The suction head may include a drum brush, a one-way roller disposed in front of the drum brush, and a housing having a suction port. The drum brush and the one-way roller may be configured so that, when the suction head is moving forward on a surface to be cleaned, the drum brush and the one-way roller rotate so that foreign substances on the surface are suctioned by the suction force into the housing through the suction port to be guided to the foreign substance collection chamber, and when the suction head is moving rearward on the surface, rotation of the one-way roller is restricted to prevent the foreign substances suctioned into the housing from being discharged outside of the housing of the suction head through the suction port.

Vacuum cleaner

A light emitting diode of an embodiment includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The hole transport region includes a first hole transport layer disposed adjacent to the first electrode and having a first refractive index, a second hole transport layer disposed adjacent to the emission layer and having a second refractive index, and a third hole transport layer disposed between the first hole transport layer and the second hole transport layer and having a third refractive index which is greater than each of the first refractive index and the second refractive index, thereby showing high light extraction efficiency and high emission efficiency properties.

Light emitting diode and display device including the same

Disclosed are a surface-modified quantum dot, a curable composition including the quantum dot, a cured layer, and a color filter.

Quantum dot, curable composition comprising the same, cured layer using the composition, and color filter including the cured layer

A quantum dot surface-modified with a ligand, a non-solvent curable composition including the quantum dot, a solvent-based curable composition including the quantum dot, a cured layer manufactured utilizing the curable composition, a color filter including the cured layer, a display device including the color filter, and a method of manufacturing the cured layer are disclosed.

Quantum dot, curable composition comprising the same, cured layer using the composition, color filter including the cured layer, display device including the cured layer and method of manufacturing the cured layer

Provided is a light-emitting element including a first electrode, a second electrode facing the first electrode, and at least one functional layer disposed between the first electrode and the second electrode and including an amine compound represented by Formula 1. The light-emitting element may exhibit excellent light-emitting efficiency and improved service life characteristics.

Light-emitting element, and amine compound for the same

A non-solvent curable composition including a quantum dot and a polymerizable monomer having a carbon-carbon double bond at the terminal end and having a vapor pressure of about 1×10mmHg to about 1×10mmHg, a cured layer manufactured utilizing the non-solvent curable composition, a color filter including the cured layer, a display device including the color filter, and a method of manufacturing the cured layer are disclosed.

Non-solvent type curable composition, cured layer using the same, color filter including the cured layer, display device including the cured layer and manufacturing method of the cured layer

A display apparatus according to an embodiment includes light-emitting devices and an encapsulation member, wherein the encapsulation member includes a light absorber including a hexagonal heterocycle containing two or more nitrogen atoms as ring-forming atoms, and first to third substituents substituted at the hexagonal heterocycle, the first to third substituents being different from one another, and thus can effectively block external light, thereby exhibiting improved reliability.

Display apparatus and light absorber included in display apparatus

A light-emitting device includes a heterocyclic compound represented by Formula 1: The heterocyclic compound represented by Formula 1 may have a high glass transition temperature (T) and/or melting point for excellent thermal resistance, and excellent hole injectability and/or transportability. Accordingly, the light-emitting device may have excellent luminance, luminescence efficiency, lifespan, and/or driving voltage.

Heterocyclic compound, light-emitting device including heterocyclic compound, and apparatus including light-emitting device

Growing community of inventors

Yongin-si, South Korea

Dongjun Kim