An organic electroluminescence device includes an anode, a cathode, an emitting layer between the anode and the cathode, a first electron transporting layer between the cathode and the emitting layer, and a second electron transporting layer between the cathode and the first electron transporting layer. The first electron transporting layer is directly adjacent to the emitting layer, the second electron transporting layer is directly adjacent to the first electron transporting layer, the emitting layer contains a first compound represented by Formula (1) below, the first compound has at least one group represented by Formula (11) below, the first electron transporting layer contains a second compound represented by Formula (2) below, and the second electron transporting layer contains a third compound represented by Formula (3) below.

##STR00001##

A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).

A display device includes: a base substrate, an emission element disposed on the base substrate, a capping layer disposed on the emission element and having a thickness of about 280 Å to about 360 Å, an anti-reflection layer disposed on the capping layer, a filling layer disposed on the anti-reflection layer and having a refractive index of about 1.3 to about 1.6, and an encapsulation substrate disposed on the filling layer.

An organic electroluminescence device includes: an emitting region provided between a cathode and an anode; and a hole transporting zone provided between the anode and the emitting region, in which the hole transporting zone includes at least a first anode side organic layer and a second anode side organic layer, the first anode side organic layer is in direct contact with the second anode side organic layer, a total film thickness of the hole transporting zone is in a range from 20 nm to 80 nm, the first anode side organic layer contains no compound contained in the second anode side organic layer, the first anode side organic layer contains a first organic material and a second organic material, the first organic material is different from the second organic material, and a content of the first organic material in the first anode side organic layer is less than 50 mass %.

The present disclosure relates to compounds of Formula (I), (II), or (III) ##STR00001## as compounds capable of emitting delayed fluorescence, and uses of these compounds in organic light-emitting diodes.

An electronic device includes a first electrode and a second electrode facing each other, an emission layer comprising a plurality of quantum dots, wherein the emission layer is disposed between the first electrode and the second electrode; a first charge auxiliary layer disposed between the first electrode and the emission layer; and an optical functional layer disposed on the second electrode on a side opposite the emission layer, wherein the first electrode includes a reflecting electrode, wherein the second electrode is a light-transmitting electrode, wherein a region between the optical functional layer and the first electrode comprises a microcavity structure, and a refractive index of the optical functional layer is greater than or equal to a refractive index of the second electrode.

A window glass includes a first surface and a second surface opposite to the first surface. A second area extending in a second direction, a third area spaced apart from the second area in a first direction perpendicular to the second direction and extending in the second direction, a first area disposed between the second area and the third area, a first buffer area disposed between the first area and the second area, and a second buffer area disposed between the first area and the third area are defined on the second surface. The first area has a first thickness, and each of the second and third areas has a second thickness greater than the first thickness. A plurality of groove patterns is defined in the first buffer area and the second buffer area.

A display device includes a substrate that includes a display area and a peripheral area, a transistor in the display area, a pixel electrode connected to the transistor, a common electrode that overlaps the pixel electrode, and an organic insulation layer that is between the common electrode and the substrate, and overlaps at least a part of the peripheral area, wherein a thickness of a portion of the organic insulation layer overlapping the display area, and a thickness of a portion of the organic insulation layer overlapping the peripheral area, are different from each other, and the organic insulation layer includes a valley that penetrates the organic insulation layer, while overlapping the peripheral area.

An OLED display panel and an encapsulating method of the same are provided. The OLED display panel includes a base substrate; an OLED device disposed on the base substrate; and a thin film encapsulating layer. The thin film encapsulating layer includes a first inorganic layer, an organic layer, and a second inorganic layer. The organic layer comprises a lower surface contacted to the first inorganic layer, an upper surface away from the first inorganic layer, and a plurality of side surfaces connected to the upper surface and the lower surface, an orthogonal projection of the upper surface projecting on the base substrate is disposed within an orthogonal projection of the lower surface projecting on the base substrate, and each of the plurality of side surfaces is inclined.

Provided is a display device 100 that includes a display panel having flexibility (an organic EL panel 1 as an example), and an optical member 2 having flexibility, arranged so as to be stacked on the display panel, wherein the display panel and the optical member 2 are stacked and bonded in a bent state, and thereafter stretched into a flat shape.