Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Display Co., Ltd.

Pohang University of Science and Technology Foundation

Industry-Academic Cooperation Foundation, Dankook University

Myungsun Sim

Sooghang Ihn

Byoungki Choi

Yeonsook Chung

Jongsoo Kim

Soonok Jeon

Joonghyuk Kim

Dalho Huh

Sunghun Lee

Hosuk Kang

Sangmo Kim

Yongsik Jung

Jhunmo Son

Namheon Lee

Ohyun Kwon

Hyungjun Kim

Seungyeon Kwak

Kum Hee Lee

Hyunjung Kim

Kyuyoung Hwang

Sangdong Kim

Banglin Lee

Hyun Woo Koo

Jongwon Choi

Yongsuk Cho

Eunsuk Kwon

Yoonhyun Kwak

Hyeonho Choi

Soyeon Kim

Jiyoun Lee

Sunyoung Lee

Sangho Park

Aram Jeon

Sungmin Kim

Sungjun Kim

Wataru Sotoyama

Yeong Suk Choi

Jiwhan Kim

Yong Joo Lee

Yasushi Koishikawa

Hasup Lee

Youngmok Son

Virendra Kumar Rai

Bumwoo Park

Byungjoon Kang

Jeoungin Yi

Saeyoun Lee

Miyoung Chae

Masaki Numata

Hiroshi Miyazaki

Dmitry Kravchuk

Sukekazu Aratani

Youngseok Park

Daun Jeong

Chul Baik

Seokhwan Hong

Youngki Hong

Sunghan Kim

Hyungsun Kim

Yuri Cho

Mitsunori Ito

Kilwon Cho

Minsik Min

Inkoo Kim

Youngmin Nam

Soo-Ghang Ihn

Kyungdoc Kim

Pyeongseok Cho

Shingo Ishihara

Yongtak Yang

Junyeob Lee

Chilwon Lee

Sae Byeok Jo

Byoungki Cho

Sunghyun Jung

Heung Gyu Kim

Jeonga Seo

Wonjoon Son

A heterocyclic compound represented by Formula 1:

Heterocyclic compound and organic light-emitting device

Provided are a light-emitting device and an electronic apparatus including the same, the light-emitting device including: a first electrode; a second electrode facing the first electrode; and an emission layer between the first electrode and the second electrode. The emission layer includes i) a first emission layer and ii) a second emission layer located between the first emission layer and the second electrode, the first emission layer is in direct contact with the second emission layer, the first emission layer includes a dopant, a first hole-transporting compound, and a first compound, the second emission layer includes a dopant, a second hole-transporting compound, and a second compound, the dopant included in the first emission layer and the dopant included in the second emission layer are identical to each other, the first compound and the second compound are different from each other, and an absolute value of the difference between a HOMO energy level of the second hole-transporting compound and a HOMO energy level of the second compound is about 0.3 eV or less.

Light-emitting device and electronic apparatus including the same

An organometallic compound represented by Formula 1:M(Ln)(Ln)  Formulawherein, Lnis a ligand represented by Formula 1A, Lnis a ligand represented by Formula 1B: wherein, in Formulae 1, 1A, and 1B, Mis a transition metal, Lnis a ligand represented by Formula 1A, Lnis a ligand represented by Formula 1B, n1 is 0, 1, or 2, n2 is 1, 2, or 3, a1 is 0, 1, 2, or 3, k1 is 1, 2, 3, 4, 5, 6, 7, or 8, b10 and b20 are each independently 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, and * and *' each represents a binding site to M, and wherein CY, CY, X, X, Yto Y, L, Ar, R, R, R, and Rare as provided herein.

Organometallic compound, organic light-emitting device including organometallic compound, and diagnostic composition including organometallic compound

Provided are a light-emitting device and an electronic apparatus including the same. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, wherein the first electrode is a reflective electrode, the emission layer includes i) a first emission layer, ii) a second emission layer, or a combination thereof, wherein when the first emission layer and the second emission layer are both present, then the second emission layer is located between the first emission layer and the second electrode, the first emission layer includes a first compound capable of emitting first light having a first spectrum, λP(1) is an emission peak wavelength (nm) of the first spectrum, the second emission layer includes a second compound capable of emitting second light having a second spectrum, λP(2) is an emission peak wavelength (nm) of the second spectrum, the emission layer may emit third light having a third spectrum, λP(3) is an emission peak wavelength (nm) of the third spectrum, λP(1) is less than λP(2), |λP(1)−λP(2)| is greater than 0 nm and less than or equal to 30 nm, and each of |λP(2)−λP(3)| and |λP(3)−λP(1)| is greater than or equal to 0 nm and less than or equal to 30 nm.

An organometallic compound represented by Formula 1:M(Ln)(L)  Formula 1wherein Mis a first-row transition metal of the Periodic Table of Elements, a second-row transition metal of the Periodic Table of Elements, or a third-row transition metal of the Periodic Table of Elements, Lnis a bidentate ligand, n1 is 0, 1, or 2, and Lnis a ligand represented by Formula 1A:

Organometallic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device

A display apparatus includes: an organic light emitting diode (OLED) structure including in which at least one blue light-emitting unit and at least one green light-emitting unit are stacked to provide incident light in which the blue incident light and the green incident light are mixed; a first pixel, a second pixel, and a third pixel disposed on the OLED structure; color conversion layers disposed on at least two of the first, the second, or the third pixels, and including quantum dots for converting the mixed incident from the OLED structure into light of a predetermined color; and first, second, and third color filters disposed on the first, the second, and the third pixels, respectively, to absorb or block light of a predetermined wavelength band, wherein a conversion value of an area of a spectrum in a wavelength region of 380 nanometers to 780 nanometers of the green incident light with respect to a difference between a wavelength at the maximum transmittance of the second color filter and the medial wavelength of the incident green light (Δλ) may be 3.6 or greater and 13 or less.

Display apparatus

Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound.M(Ln)(Ln)  Formula 1

Organometallic compound, organic light-emitting device including the same, and diagnostic composition including the organometallic compound

An organometallic compound represented by Formula 1:M(Ln)(Ln)  Formula 1

An organometallic compound represented by Formula 1:M(L)(L)  Formula 1In Formula 1, M is a transition metal; Lis a ligand represented by Formula 2 as disclosed herein; Lis a monodentate ligand, a bidentate ligand, a tridentate ligand, or a tetradentate ligand; n1 is 1, 2, or 3, wherein, when n1 is 2 or greater, two or more ligands Lare identical to or different from each other; n2 is 0, 1, 2, 3, or 4, wherein, when n2 is 2 or greater, two or more ligands Lare identical to or different from each other; and Land Lare different from each other.

A condensed cyclic compound represented by Formula 1:Ar-L-L-Ar  Formula 1wherein Ar, Ar, L, and Lare the same as described in the specification.

Condensed cyclic compound and organic light-emitting device including the same

Provided are a composition and an organic light-emitting device including the same, wherein the composition includes a platinum-containing organometallic compound, a first compound, a second compound, and a third compound.

Composition and organic light-emitting device including the same

An organometallic compound represented by Formula 1:

Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including the same:

Organometallic compound and organic light-emitting device including the same

An organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound:

Organometallic compound, organic light-emitting device including the organometallic compound, and diagnostic composition including the organometallic compound

An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a first material not including an electron transport moiety, a second material including at least one electron transport moiety, a third material having reorganization energy of about 0.4 eV or more, and a light-emitting material, wherein the first material, the second material, the third material, and the light-emitting material are different from one another, and wherein a ratio of a light-emitting component emitted from the light-emitting material to a total of light-emitting components emitted from the emission layer is about 90% or more.

Organic light-emitting device

Growing community of inventors

Suwon-si, South Korea

Myungsun Sim