Abstract:
A heterocyclic compound is represented by Formula 1 below. An organic light-emitting device includes a first electrode, a second electrode and an organic layer between the first electrode and the second electrode. The organic layer includes the heterocyclic compound. Organic light emitting devices including the heterocyclic compound of Formula 1 exhibit high efficiency, low voltages, high brightness, and long lifespans.
Abstract:
Provided is an organic light-emitting display apparatus that includes a substrate; a first electrode on the substrate; an intermediate layer on the first electrode and including an organic emission layer; and a second electrode that includes a first layer including a dipole material, a second layer including a material having a work function of 3.6 eV or less, and a third layer including a conductive material, wherein the first to third layers are sequentially disposed on the intermediate layer.
Abstract:
Provided is an organic light-emitting diode including a compound of Formula 1 below: A detailed description of a substituent in Formula 1 above is defined as described in the detailed description.
Abstract:
Provided is a heterocyclic compound represented by Formula 1 below and an organic light-emitting device including the compound of Formula 1: wherein substituents in Formula 1 above are defined as in the specification.
Abstract:
Provided are an organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.
Abstract:
A magnetic touch pen is disclosed. In one aspect, the magnetic touch pen comprises a first case in which a plurality of magnets is arranged in a cylindrical first body in a longitudinal direction of the first body. It also comprises a second case including a second body in which the first body of the first case is accommodated and having screw threads formed on an inner circumference of the second body. It further comprises a magnetic power controller configured between two magnet groups to separate the two magnet groups and moving along the screw threads of the second case to control a plurality of magnets of the two magnet groups.
Abstract:
A compound is represented by Formula 1, 2, or 3, and an organic light-emitting device includes the compound. The organic light-emitting device includes a first electrode, a second electrode, and an organic layer. The organic layer includes the compound represented by Formula 1, 2 or 3. A flat display apparatus includes the organic light-emitting device.
Abstract:
In an aspect, an organic light emitting display device including a first substrate, a first electrode, an organic light emitting display structure, a second electrode and a second substrate is provided.
Abstract:
A heterocyclic compound is represented by Formula 1 below. An organic light-emitting device includes a first electrode, a second electrode and an organic layer between the first electrode and the second electrode. The organic layer includes the heterocyclic compound. Organic light emitting devices including the heterocyclic compound of Formula 1 exhibit high efficiency, low voltages, high brightness, and long lifespans.
Abstract:
In an aspect, an organic light emitting display device including a first substrate, a first electrode, an organic light emitting display structure, a second electrode and a second substrate is provided.