Disclosed are a memristor device, a method of fabricating the same, a synaptic device including a memristor device, and a neuromorphic device including a synaptic device. The disclosed memristor device may comprise a first electrode, a second electrode disposed to be spaced apart from the first electrode; and a resistance changing layer including a copolymer between the first electrode and the second electrode. The copolymer may be a copolymer of a first monomer and a second monomer, and the first polymer formed from the first monomer may have a property that diffusion of metal ions is faster than that of the second polymer formed from the second monomer. The second polymer may have a lower diffusivity of metal ions as compared with the first polymer. The first monomer may include vinylimidazole (VI). The second monomer may include 1,3,5-trivinyl-1,3,5-trimethylcyclotrisiloxane (V3D3). The copolymer may include p(V3D3-co-VI).

Disclosed is a color tunable organic light emitting diode based on a photonic crystal structure. The color tunable organic light emitting diode includes at least one substrate, an anode and a cathode provided on the substrate, a photonic crystal layer provided between the anode and the cathode, and at least one emission layer provided on the photonic crystal layer, wherein a plurality of patterns are formed by a plurality of photonic crystals included in the photonic crystal layer, the photonic crystal layer is configured to be stretchable by a strain applied to the photonic crystal layer in a diagonal direction, and the at least one emission layer is configured to emit light of a specific color according to the plurality of patterns deformed by the strain.

Disclosed is a color tunable organic light emitting diode based on a photonic crystal structure. The color tunable organic light emitting diode includes at least one substrate, an anode and a cathode provided on the substrate, a photonic crystal layer provided between the anode and the cathode, and at least one emission layer provided on the photonic crystal layer, wherein a plurality of patterns are formed by a plurality of photonic crystals included in the photonic crystal layer, the photonic crystal layer is configured to be stretchable by a strain applied to the photonic crystal layer in a diagonal direction, and the at least one emission layer is configured to emit light of a specific color according to the plurality of patterns deformed by the strain.

An organic light-emitting display device and a method of fabricating the same are provided. The organic light emitting display device according to an example comprises a substrate including a pixel region including a plurality of red-subpixels, a plurality of green-subpixels, and a plurality of blue-subpixels, and a dummy pixel region including a plurality of dummy subpixels; a plurality of first bank layers disposed in the pixel region in a first direction and a second direction to define a plurality of subpixels; a plurality of second bank layers disposed on the first bank layers in the first direction in the pixel region to partition boundaries between a red-subpixel column, a green-subpixel column, and a blue-subpixel column; and an organic light-emitting element formed on each of the subpixels; and wherein at least one dummy subpixel forms a first dispensing region onto which an organic light-emitting material is dispensed.

A chucking station comprises a chuck, a power supply, and one or more pumping elements. The chuck comprises a plurality of first vacuum ports configured to interface with a surface of a substrate and a plurality of second vacuum ports configured to interface with a surface of a carrier. The chuck further comprises a first electrical pin configured to be in electrical communication with a first electrode of the carrier, and a second electrical pin configured to be in electrical communication with a second electrode of the carrier. The power supply is configured to apply a chucking voltage and a de-chucking voltage to the first and second electrical pins. The one or more pumping elements is coupled to the first and second vacuum ports and configured to generate a vacuum between the substrate and the chuck and a vacuum between the carrier and the chuck.

The present invention relates to compounds, compositions and formulations comprising same and to opto-electronic devices comprising the compounds and compositions according to the invention.

A method for fabricating an organic light emitting diode (OLED) display is provided. The fabricating method includes: forming a switch array layer on a base substrate; forming an organic light emitting display layer on the switch array layer; forming a thin film package layer on the organic light emitting display layer; and forming a superhydrophobic thin film on the thin film package layer using plasma chemical vapor deposition. The superhydrophobic thin film has a thickness smaller than a predetermined thickness.

A flexible display panel and a display device are provided. The flexible display panel includes a flexible base and an organic light emitting diode layer. The organic light emitting diode layer is disposed on the flexible base, and the organic light emitting diode layer includes a plurality of sub-pixels disposed at intervals. Hardened blocks are disposed in the organic light emitting diode layer, and the hardened blocks are respectively disposed in the intervals of the sub-pixels spaced apart.

A display device includes: a display substrate; an opposing substrate opposing the display substrate; and a light amount control layer disposed between the display substrate and the opposing substrate. The display substrate includes: a first substrate; a thin film transistor o disposed n the first substrate; and a pixel electrode connected to the thin film transistor. The opposing substrate includes: a second substrate; a color conversion layer disposed on the second substrate; and a first polarizer disposed on the color conversion layer. The first polarizer includes: a base substrate; and a linear polarizer disposed on one surface of the base substrate. The first polarizer opposes the pixel electrode. The one surface of the base substrate on which the linear polarizer is disposed has a flatness of about 60 nm or less.

A method of forming a memory device includes the following steps. A plurality of carbon nanotubes are formed over a substrate as a first electrode. An insulating layer is formed over the carbon nanotubes. A graphene is formed over the insulating layer as a second electrode separated from the first electrode by the insulating layer.