摘要:
An apparatus to evaluate a stability of a luminescent material includes an electrochemical cell that includes a sample including a solvent and the luminescent material mixed in the solvent, a voltage application device that applies a constant voltage to the sample, a light source that irradiates a source light to the sample, and a photoluminescence measuring device that measures a luminescence spectrum of an emission light generated by the luminescent material.
摘要:
An organic electroluminescence device includes a first electrode, a hole transport region provided on the first electrode, an emission layer provided on the hole transport region, an electron transport region provided on the emission layer, and a second electrode provided on the electron transport region, wherein the emission layer includes a polycyclic compound represented by Formula 1. In Formula 1, L11 and L21 are each independently represented by Formula 2, and L12 and L22 are each independently represented by Formula 3.
摘要:
A compound, an organic light-emitting device, and a flat display apparatus, the compound being represented by any one selected from the following Formula 1, Formula 2, and Formula 3:
摘要:
An organic light-emitting device and a heterocyclic compound, the device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a heterocyclic compound represented by Formula 1:
摘要:
A condensed cyclic compound that emits high-efficiency delayed fluorescence is provided. The compound may be represented by Formula 1, in which A is a moiety represented by Formula 1-1. In Formula 1-1, X1 may be a carbon or silicon atom linked to B1 and B2, and X2 may be a carbon or silicon atom linked to B3 and B4. When the compound represented by Formula 1 satisfies ES1
摘要:
Provided are a heterocyclic compound represented by Formula 1 below, and an organic electroluminescence device including the same in an emission layer. In Formula 1, X is a direct linkage or CR2R3, Z1 to Z8 are each independently CR4 or N, at least two of Z1, Z3, Z6 and Z8 are each independently CR5, and R5 is represented by Formula 2 or Formula 3 below.