Abstract: Provided are a near-infrared light-emitting diode including an osmium (Os)-containing organometallic compound and a device including the near-infrared light-emitting diode. The near-infrared light-emitting diode includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, where the organic layer includes a near-infrared light-emitting layer, the near-infrared light-emitting layer includes the osmium (Os)-containing organometallic compound.

Abstract: Provided is a non-welding type battery module and a battery module assembly using same and, more particularly, to a non-welding type battery module capable of arranging and configuring, without welding, a plurality of battery cells in an assembly manner, and capable of easily arranging and configuring the plurality of battery cells in multiple layers and rows; and a battery module assembly using the battery module.

Abstract: Provided are an organic light-emitting device having improved luminescent efficiency and a compound.

Abstract: Embodiments provide an organometallic compound, a light-emitting device including the organometallic compound, and an electronic apparatus including the light-emitting device.

Abstract: A 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, wherein the interlayer includes an emission layer, a hole transport layer, and an electron transport layer. The emission layer includes an electron transport host compound and a dopant. A hole mobility of the hole transport layer is greater than 1×10?4 cm2/Vs, an electron mobility of the electron transport layer is greater than 1×10?5 cm2/Vs, and an electron mobility of the electron transport host compound is less than 1×10?8 cm2/Vs.

Abstract: An organometallic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer. The organic light-emitting device further includes at least one organometallic compound represented by Formula 1.

Abstract: Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and an organic light-emitting apparatus including the organic light-emitting device. The 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, the organic layer including an emission layer and at least one of the organometallic compound represented by Formula 1.

Abstract: An organometallic compound includes a hexadentate ligand bonded to a metal atom (M1). An energy level (E3MC) of a 3MC state (triplet metal centered state) of the organometallic compound is higher than an energy level (E3MLCT) of a 3MLCT state (triplet metal-to-ligand charge transfer state) of the organometallic compound.

Abstract: The present disclosure relates to an organic electroluminescence device including an organometallic compound represented by Formula 1 or Formula 2 below in an emission layer, to achieve long service life of the organic electroluminescence device.

Abstract: A metallic compound for use in an electronic apparatus having an organic light emitting element, the metallic compound having a refractive index: n620 nm?about 1.60; n530 nm?about 1.65; and n460nm?about 1.68.

Abstract: A condensed cyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and comprising an emission layer, the organic layer including the condensed cyclic compound represented by Formula 1. A display apparatus includes: a thin-film transistor comprising a source electrode, a drain electrode, and an active layer; and the organic light-emitting device.

Abstract: A light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes: a first electrode and a second electrode each having a surface opposite the other; and an interlayer disposed between the first electrode and the second electrode, wherein the interlayer includes an emission layer and a hole transport region, the hole transport region is disposed between the first electrode and the emission layer. The emission layer includes a first emission layer and a second emission layer, the first emission layer is disposed between the hole transport region and the second emission layer, wherein the first emission layer includes a first host and a first light-emitting material, and the second emission layer includes a second host and a second light-emitting material. The second host is a substituted anthracene compound, and the first host and the second host are different from each other.

Abstract: A deposition apparatus includes a chamber, a stage which is disposed within the chamber and on which a target substrate is seated, a deposition source disposed within the chamber and including a deposition material, a plurality of nozzles connected to the deposition source within the chamber to inject the deposition material in a direction of the stage, and an ionizer disposed between the nozzles and the stage to charge the deposition material injected from the nozzles. A first electric field is generated in each of the ionizer and the nozzles, and a second electric field having an intensity less than the first electric field is generated between the stage and the ionizer. Each of the nozzles includes a plurality of protrusion tips disposed on an inner surface of each of the nozzles to charge the deposition material.

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

Abstract: An organic electroluminescence device 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 a first compound represented by Formula 1, a second compound represented by Formula 2, and a third compound represented by Formula 3, wherein Formulae 1-3 are defined herein.

Abstract: An organic light-emitting device including: a first electrode, a hole transport region including a first hole transport layer (HTL), an emission layer, an electron transport region; and a second electrode; wherein the first HTL includes a first compound and a second compound, the emission layer includes a third compound and a fourth compound, the electron affinity of the second compound is greater than the electron affinity of the first compound, a lowest unoccupied molecular orbital (LUMO) energy level of the fourth compound is greater than a LUMO energy level of the third compound, the second compound and the third compound are different from each other, and the minimum anionic dissociation energy of the second compound is greater than the triplet energy of the third compound.

Abstract: A metallic compound for use in an electronic apparatus having an organic light emitting element, the metallic compound having a refractive index: n620 nm?about 1.60; n530 nm?about 1.65; and n460nm?about 1.68.

Abstract: The present disclosure relates to an organic electroluminescence device including an organometallic compound represented by Formula 1 or Formula 2 below in an emission layer, to achieve long service life of the organic electroluminescence device.

Abstract: An organic material purification composition, a mixed composition, and a method of purifying an organic material, the organic material purification composition including an ionic liquid in which a cation and an anion are combined; and an organic solvent, wherein the organic solvent includes an alcohol or a ketone.

Abstract: An organometallic compound and an organic light-emitting device including the same are provided. The organometallic compound may be represented by Formula 1, wherein L1 is a ligand represented by Formula 2A and L2 is a ligand represented by Formula 2B. Further details about the compounds are presented in the disclosure. M(L1)n1(L2)n2,??<Formula 1> wherein M is iridium.