The present disclosure relates to an optoelectronic device based on a dual micro-cavity structure, and more particularly, to a technology that simultaneously realizes the high Q factors of the three primary colors in an optoelectronic device based on a dual micro-cavity structure. The optoelectronic device according to one embodiment of the present disclosure is applied to a self-emissive device, and includes a first reflector layer, an active cavity layer formed on the first reflector layer, a second reflector layer formed on the active cavity layer, an external cavity layer formed on the second reflector layer, a third reflector layer formed on the external cavity layer, and a passivation layer formed on the third reflector layer, wherein a first micro-cavity corresponding to the first and second reflector layers and a second micro-cavity corresponding to the second and third reflector layers may be generated.

Provided are compounds, formulations comprising compounds, and devices that utilize compounds, where the devices include a substrate, a first electrode, an organic emissive layer comprising an organic emissive material disposed over the first electrode. The device includes an enhancement layer, comprising a plasmonic material exhibiting surface plasmon resonance that non-radiatively couples to the organic emissive material and transfers excited state energy from the organic emissive material to the non-radiative mode of surface plasmon polaritons. The enhancement layer is provided no more than a threshold distance away from the organic emissive layer, where the organic emissive material has a total non-radiative decay rate constant and a total radiative decay rate constant due to the presence of the enhancement layer. At least one of the organic emissive material and the organic emissive layer has a vertical dipole ratio (VDR) value of equal or greater than 0.33.

The present disclosure provides an article including either at least two layers each having at least one enclosed void that is defined in part by nanostructured surfaces, or a layer having at least one enclosed void that is defined by two nanostructured surfaces in contact with each other. In addition, the present disclosure provides an optical information display and an OLED device including the article. The nanostructured surface of the article is protected from damage and contamination by the presence of another layer.

An organic light-emitting display apparatus and a manufacturing method thereof have improved process stability and reliability by reducing damage to the organic light-emitting display apparatus during a manufacturing process. The organic light-emitting display apparatus includes: a substrate, a plurality of pixel electrodes, a pixel defining film, a plurality of hole control layers respectively arranged on the pixel electrodes, a plurality of emission layers respectively arranged on the hole control layers, a plurality of buffer layers respectively arranged on the emission layers, each of the buffer layers having a highest occupied molecular orbital (HOMO) energy level greater than the HOMO energy level of each of the plurality of emission layers, and an opposite electrode integrally provided over the buffer layers.

An illumination apparatus including a transparent substrate, an opposite substrate and an electroluminescence structure disposed between the transparent substrate and the opposite substrate is provided. The transparent substrate has a first region and a second region adjacent to the first region. The electroluminescence structure is disposed on the transparent substrate. The electroluminescence structure includes a first electrode disposed in the first region, an optical adjusting layer disposed in the second region, an organic electroluminescence layer disposed above the first electrode and the optical adjusting layer and a common electrode disposed above the organic electroluminescence layer. The optical adjusting layer is disposed between the organic electroluminescence layer and the transparent substrate.

An illumination apparatus including a transparent substrate, an opposite substrate and an electroluminescence structure disposed between the transparent substrate and the opposite substrate is provided. The transparent substrate has a first region and a second region adjacent to the first region. The electroluminescence structure is disposed on the transparent substrate. The electroluminescence structure includes a first electrode disposed in the first region, an optical adjusting layer disposed in the second region, an organic electroluminescence layer disposed above the first electrode and the optical adjusting layer and a common electrode disposed above the organic electroluminescence layer. The optical adjusting layer is disposed between the organic electroluminescence layer and the transparent substrate.

A display panel, a manufacturing method thereof, and an electronic device are provided. The panel includes a thickness of a first setting film layer of each of the colored organic light-emitting units of each color is an odd multiple of a half wavelength of the light of the corresponding color, and/or a thickness of a second setting film layer of each of the colored organic light-emitting units is an even multiple of the half wavelength of the light of the corresponding color, wherein the second setting film layer is close to a light-emitting side of the display panel, and the first setting film layer is disposed below the second setting film layer.

Embodiments of a display device are described. A display device includes first and second sub-pixels. The first sub-pixel includes a first light source having a quantum dot (QD) film, a blocking layer disposed on the QD film, and a first portion of an organic phosphor film disposed on the blocking layer and a first substrate configured to support the first light source. The blocking layer is configured to prevent emission of light from the first portion of the organic phosphor film and the QD film is configured to emit a primary emission peak wavelength in a red, green, cyan, yellow, or magenta wavelength region of an electromagnetic (EM) spectrum. The second sub-pixel includes a second light source and a second substrate configured to support the second light source. The second light source has a second portion of the organic phosphor film disposed adjacent to the QD film. The second portion of the organic phosphor film is configured to emit a primary emission peak wavelength in a blue, violet, or ultraviolet wavelength region of an EM spectrum.

A display apparatus includes: a substrate including a substantially flat area and a curved area extending from the substantially flat area; a first pixel electrode arranged in the curved area; a first emission layer disposed on the first pixel electrode; a second pixel electrode arranged in the substantially flat area; a second emission layer disposed on the second pixel electrode; a first functional layer having a first thickness disposed between the first pixel electrode and the first emission layer; and a second functional layer having a second thickness disposed between the second pixel electrode and the second emission layer. The first thickness is greater than the second thickness.

Embodiments of the disclosed subject matter provide an emissive layer, a first electrode layer, a plurality of nanoparticles and a material disposed between the first electrode layer and the plurality of nanoparticles. In some embodiments, the device may include a second electrode layer and a substrate, where the second electrode layer is disposed on the substrate, and the emissive layer is disposed on the second electrode layer. In some embodiments, a second electrode layer may be disposed on the substrate, the emissive layer may be disposed on the second electrode layer, the first electrode layer may be disposed on the emissive layer, a first dielectric layer of the material may be disposed on the first electrode layer, the plurality of nanoparticles may be disposed on the first dielectric layer, and a second dielectric layer may be disposed on the plurality of nanoparticles and the first dielectric layer.