Abstract: An organic light-emitting device may include: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer may include an emission layer, the emission layer may include a first compound, a second compound, and a fluorescent dopant, the first compound, the second compound, and the fluorescent dopant may be different from one another, the total weight of the first compound and the second compound may be greater than a weight of the fluorescent dopant, and the first compound may be a compound represented by Formula 1: Formula 1 may be understood by referring to the description of Formula 1 provided herein.

Abstract: Provided are a heterocyclic compound represented by Formula 1, an organic light-emitting device including the same, and a diagnostic composition including the heterocyclic compound as described in the detailed description.

Abstract: Provided are the organometallic compound represented by Formula 1 and an organic light-emitting device including the same: M, X1 to X4, X11, ring CY2 to ring CY4, T1, T2, R1 to R4, and a1 to a4 in Formula 1 are the same as described in the present specification.

Abstract: Provided are a heterocyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device. wherein the substituents in Formula 1 are as described in the present specification.

Abstract: An organometallic compound represented by Formula 1, wherein M1 is beryllium, magnesium, aluminum, calcium, titanium, manganese, cobalt, copper, zinc, gallium, germanium, zirconium, ruthenium, rhodium, palladium, silver, rhenium, platinum, or gold; A1 to A3 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; A4 is a 5-membered heterocyclic group; A5 is at least two rings of a C7-C30 carbocyclic group comprising a 6-membered carbocyclic group, or A5 is at least two rings of a C1-C30 heterocyclic group comprising a 6-membered carbocyclic group or a 6-membered heterocyclic group; X10, X20, X30, and X40 to X44 are each independently C or N; T1 to T3 are each independently a single bond, *—N[(L1)a1-(R1)b1]—*?, *—B(R1)—*?, *—P(R1)—*?, *—C(R1)(R2)—*?, *—Si(R1)(R2)—*?, *—Ge(R1)(R2)—*?, *—S—*?, *—Se—*?, *—O—*?, *—C(?O)—*?, *—S(?O)—*?, *—S(?O)2—*?, *—C(R1)?C(R2)—*?, *—C(?S)—*?, or *—C?C—*?; and wherein the other substituents may be understood by referring to the detailed description.

Abstract: Provided are a condensed cyclic compound represented by Formula 1, a light-emitting device including the condensed cyclic compound, and an electronic apparatus including the light-emitting device: The detailed description of Formula 1 is the same as described in the specification.

Abstract: 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.

Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.

Abstract: Provided are the organometallic compound represented by Formula 1 and an organic light-emitting device including the same: M, X1 to X4, X11, ring CY2 to ring CY4, T1, T2, R1 to R4, and a1 to a4 in Formula 1 are the same as described in the present specification.

Abstract: A glass cleaning apparatus including a brush head rotatable about an axis of rotation, the brush head having a drive portion slidably coupled to a drive shaft and a brush portion tiltably coupled to the drive portion.

Abstract: An organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound are provided: M1(L11)n11(L12)n12??Formula 1 wherein, in Formula 1, L11 may be a ligand represented by Formula 1-1, and the other substituents may be understood by referring to the descriptions thereof provided in the detailed description:

Abstract: 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.

Abstract: An organic light-emitting device including a first electrode; a second electrode facing the first electrode; an interlayer arranged between the first electrode and the second electrode, wherein the interlayer comprises an emission layer; a first compound represented by Formula 1; and a second compound represented by Formula 2: wherein ring CY11 to ring CY14, ring CY23, and ring CY24 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; E1 is a group represented by Formula 1A; k1 is an integer from 1 to 5; n11 is an integer from 1 to 3; n12 is an integer from 0 to 3; X21 is N or C(R21a), X22 is N or C(R22a), X23 is N or C(R23a), and at least one of X21 to X23 is N; and the remaining substituents are as defined herein.

Abstract: An organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound: M11(L11)n11(L12)n12??Formula 1 wherein, in Formula 1, M11 is a first-row transition metal, a second-row transition metal, or a third-row transition metal, L11 is a ligand represented by Formula 1-1, L12 is a monodentate ligand or a bidentate ligand, n11 is 1, and n12 is 0, 1, or 2: wherein, in Formula 1-1, Y11, A11, T11 k11, k12, k13, b11, E11 to E13 and R11 to R17 are described in the specification, and *1 to *4 each independently indicate a binding site to M11.

Abstract: A compound of Chemical Formula 1, and a photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Abstract: A thin film including a combination of a donor compound and an acceptor compound, and a phosphorescent dopant, wherein the donor compound and the acceptor compound form an exciplex having characteristics described in the specification.

Abstract: Provided are a heterocyclic compound represented by Formula 1 below, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device: wherein, Formula 1 is the same as described in the present specification.

Abstract: A compound of Chemical Formula 1, and a photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Abstract: A condensed cyclic compound represented by Formula 1: wherein in Formula 1, Ar and R1 to R8 are the same as described in the specification.

Abstract: Provided are a condensed cyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device. The detailed description of Formula 1 is the same as described in the present specification.