Abstract: A heterocyclic compound represented by Formula 1, and an organic light-emitting device and an electronic apparatus that include the organic light-emitting device are provided.

Abstract: A light-emitting device including a first electrode, a second electrode opposite to (e.g., facing) the first electrode, and an interlayer arranged between the first electrode and the second electrode is provided. The interlayer includes an emission layer having at least a first compound and a second compound. The first compound includes a pentacyclic core with a nearly planar geometry and a hexacyclic peripheral section that is twisted to shield the pentacyclic core and prevent or reduce intermolecular ?-? stacking. The core of the second compound may be a triazine group having bulky substituents that prevent or reduce intermolecular ?-? stacking with the first compound.

Abstract: Embodiments provide an organometallic compound, an organic light-emitting device including the organometallic compound, an electronic apparatus including the organic light-emitting device, and a consumer product including the organic light-emitting device. The organic light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode including an emission layer, and the organometallic compound.

Abstract: Embodiments provide a heterocyclic compound, a light-emitting device including the heterocyclic compound, an electronic apparatus that includes the light-emitting device, and an electronic device that includes the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the heterocyclic compound. The heterocyclic compound is represented by Formula 1, which is explained in the specification.

Abstract: A light emitting element includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode and including a first compound represented by Formula 1.

Abstract: A light-emitting device and an electronic apparatus and electronic equipment each including the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer arranged between the first electrode and the second electrode, and a capping layer, wherein the interlayer may include a hole transport region and an emission layer, the hole transport region may be arranged between the first electrode and the emission layer, the hole transport region may include a first layer and a second layer, the first layer may be arranged between the first electrode and the second layer, the first layer may include a first hole transport material and a p-dopant, the second layer may include a second hole transport material, and the capping layer contains a boron-containing compound.

Abstract: A light-emitting device, and an electronic apparatus and electronic equipment that include the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode, and a capping layer, wherein the interlayer includes a hole transport region and an emission layer, the hole transport region is between the first electrode and the emission layer, the hole transport region includes a first layer and a second layer, the first layer is between the first electrode and the second layer and includes a first hole transport material and a p-dopant, the second layer includes a second hole transport material, the emission layer is to emit first light, and the capping layer is in a travel path of the first light and includes a boron-containing compound.

Abstract: An electronic apparatus and electronic equipment each include a light-emitting device. The light-emitting device includes a first electrode, a second electrode opposite the first electrode, an interlayer arranged between the first electrode and the second electrode, and a capping layer, wherein the interlayer may include a hole transport region and an emission layer, the hole transport region may be arranged between the first electrode and the emission layer, the hole transport region may include a first layer and a second layer, the first layer may be arranged between the first electrode and the second layer, the first layer may include a first hole transport material and a p-dopant, the second layer may include a second hole transport material.

Abstract: Provided is a condensed cyclic compound represented by Formula 1 and a light-emitting device including the same wherein Formula 1 is as described in the detailed description of the present specification. The light-emitting device includes: a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a second capping layer located outside the second electrode and having a refractive index of 1.6 or more, wherein the emission layer includes at least one of the condensed cyclic compound represented by Formula 1.

Abstract: Embodiments provide an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the organometallic compound. The organometallic compound is represented by Formula 1, which is explained in the specification.

Abstract: An optoelectronic device includes a first electrode, a second electrode facing the first electrode, and a photoactive layer between the first electrode and the second electrode, where the photoactive layer may include an acceptor satisfying Expression 1 and a donor having a maximum absorption wavelength of about 600 nm to about 750 nm, and Expression 2 may be satisfied: 3 ? eV ? E LUMO A - E HOMO A ? 4 ? eV Expression ? 1 0.05 ? ( E LUMO D - E LUMO A ) / ( E LUMO D - E HOMO D ) ? 0.5 .

Abstract: Embodiments provide a light-emitting device that includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer, a first compound that is a hole-transporting compound, a second compound that is an electron-transporting compound, a third compound that is an organometallic compound, and a fourth compound that is a boron-containing compound. The fourth compound has a difference (?EST) between a lowest excitation singlet energy level and a lowest excitation triplet energy level less than or equal to about 0.4 eV; and the light-emitting device satisfies Condition 1 or Condition 2, which are explained in the specification: KFRET>Krt??[Condition 1] R0>RDA.

Abstract: Embodiments provide a polycyclic compound, a light emitting element including the polycyclic compound, and a display device including the light emitting element. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, and a light emitting layer disposed between the first electrode and the second electrode.

Abstract: Embodiments provide a light-emitting device that includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and an amine-containing compound. A gradient of a giant surface potential of the amine-containing compound is equal to or less than about ?10 mV/nm, and the giant surface potential is evaluated from a surface potential measured with respect to a film formed by depositing the amine-containing compound.

Abstract: An optoelectronic device includes a first electrode, a second electrode on the first electrode, a photoactive layer between the first electrode and the second electrode, and a first compound represented by the following chemical structure: wherein constituents of the chemical structure are defined in this disclosure.

Abstract: Provided is a light emitting device including: a first electrode; a second electrode facing the first electrode; and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer selected from among the plurality of organic layers includes a condensed polycyclic compound represented by Formula 1, and the first electrode and the second electrode each independently include at least one selected from among Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF/Ca, LiF/AI, Mo, Ti, In, Sn, Zn, Yb, W, a compound of two or more thereof, a mixture of two or more thereof, and an oxide thereof.

Abstract: Embodiments provide a light-emitting device, an electronic apparatus including the light-emitting device, and a consumer product including the light-emitting device. 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. The interlayer includes an emission layer, a hole transport region between the emission layer and the first electrode, and an electron transport region between the emission layer and the second electrode. The hole transport region includes a hole injection layer and a hole transport layer, the hole injection layer includes a charge-generation compound and a first hole-transporting compound, the hole transport layer includes a second hole-transporting compound, and the charge-generation compound and the second hole-transporting compound respectively satisfy Inequality 1 and Inequality 2, which are explained in the specification.

Abstract: A light emitting element includes a first electrode, a second electrode, and an emission layer which is disposed between the first electrode and the second electrode and includes a compound represented by Formula 1, thereby exhibiting long service life and high efficiency characteristics.

Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, and an electronic apparatus and an electronic device that include the light-emitting device. In Formula 1, L1 may be a ligand represented by Formula 2, and Formulae 1 and 2 are described in more detail in the specification.

Abstract: An opto-electronic device includes a first electrode, a second electrode facing the first electrode, a photoactive layer arranged between the first electrode and the second electrode, and an organic compound represented by Formula 1: wherein a maximum absorption wavelength of the organic compound is in a range of about 490 nm to about 570 nm, and an oscillator strength (OSC) of the organic compound is in a range of about 0.8 to about 1.0.