An organic electroluminescent element including a luminescent compound represented by the following formula (in which R.sup.1 to R.sup.14 each independently represent a hydrogen atom, a deuterium atom, an alkyl group, an aryl group, a heteroaryl group, a fluorine atom, a cyano group, an amino group, an alkoxy group, an aryloxy group, a thio group, or a silyl group, and 8 to 13 groups out of R.sup.1 to R.sup.14 each represent a hydrogen atom or a deuterium atom) in a light emitting layer has high durability and excellent chromaticity. ##STR00001##

A display device includes a support material on which a display area, a terminal, and a folding area are disposed. The display area includes a TFT and a light-emitting device layer. The display device includes: a first resin layer and a second resin layer extending along the display area, the terminal, and the folding area; and an organic SOG film provided between the first resin layer and the second resin layer, and laid through the folding area.

To efficiently prevent oxidation of quantum dots in a light-emitting device including the quantum dots, a light-emitting device including a first electrode, a second electrode, and a quantum dot layer between the first electrode and the second electrode, in which quantum dots including a core, a shell covering the core, and a ligand coordinated with a surface of the shell and having an antioxidant property are stacked in the quantum dot layer, is provided.

For a purpose of simplifying a structure of a light-emitting element while maintaining luminous efficiency of the light-emitting element, the present invention provides a light-emitting element including: a cathode electrode; an anode electrode; a light-emitting layer between the cathode electrode and the anode electrode; an electron transport layer between the light-emitting layer and the cathode electrode; and a hole transport layer between the light-emitting layer and the anode electrode. The light-emitting element further includes a plurality of subpixels for each light emission wavelength of the light-emitting layer, the light-emitting layer and the electron transport layer for each of the plurality of subpixels, and the hole transport layer common to at least the plurality of subpixels.

Provided is a measuring device configured to measure an outer shape of a metal plate containing a magnetic body. The measuring device includes a stage on a front face of which the metal plate is set, a light source configured to radiate light toward the stage, an image acquisition unit configured to acquire an image of the metal plate, a plurality of magnetic force generation units configured to generate magnetic force on a back face side of the stage, and a controller configured to control positions at which the magnetic force is generated.

A display device includes: first electrodes formed to be arranged in a two-dimensional matrix on a substrate; a partition wall part provided between the first electrodes adjacent to each other and having a cross-sectional shape whose width decreases as it moves away from the substrate; an organic layer formed on an entire surface including surfaces of the first electrodes and the partition wall parts and formed by laminating a plurality of material layers; and a second electrode formed on an entire surface including a surface of the organic layer, in which among the plurality of material layers constituting the organic layer, a material layer arranged closest to the second electrode side is formed such that a resistance of a portion located on a slope of the partition wall part is higher than a resistance of a portion located on the first electrode.

A method of manufacturing a display device, a display device, and an apparatus for manufacturing a display device are provided. A method of manufacturing a display device includes: providing an ink including light emitting elements on a manufacturing substrate; and aligning the light emitting elements by using a mold including a plurality of groove patterns.

A transparent thin film display element (100) with a display region(101), and a transition region (105) having a first edge (106) bordering the display region and a second edge (107) opposite to the first edge, the transparent display element having a layer stack (103) comprises:a first conductor layer (110); a second conductor layer (120); and an emissive layer (130) superposed between the first and the second conductor layers and configured to emit light upon electrical current flowing through the emissive layer between the first and the second conductor layers. At least one layer (120) of a group comprising the first and the second conductor layers and the emissive layer has, in the transition region (105), a first coverage at the first edge (106), a second coverage lower than the first coverage at the second edge (107), and an intermediate coverage lying between the first and the second coverage.

A display device comprises an organic EL substrate including an organic EL layer formed on a flexible substrate and a first main surface of the flexible substrate; a film covering a display region of the organic EL substrate; and a terminal region arranged at an end portion of the organic EL substrate, and arranged adjacent to and apart from an end portion of the film. The end portion of the film may have a taper region. A thickness of the taper region increases with distance from the terminal region in a cross-sectional view. A width of the taper region may be 0.5 times or more and 1.5 times or less of the film thickness in a plan view.

The display device includes a substrate including a first resin layer, a second resin layer overlapping the first resin layer, and a first inorganic insulating layer between the first resin layer and the second resin layer, and having flexibility, a display region provided on the substrate, a terminal region arranged outside the display region on the substrate, and a bending region arranged between the display region and the terminal region. A thickness of the second resin layer is larger than a thickness of the first resin layer. The substrate includes a first region and a second region. The first resin layer, the first inorganic insulating layer, and the second resin layer are laminated in the first region. The first resin layer and the second resin layer are laminated in the second region and the first inorganic insulating layer is not laminated in the second region.