A display panel includes a substrate, a pad, an auxiliary electrode layer, a data line layer, a first electrode layer, a light emitting layer, and a second electrode layer. The substrate has a display area and a peripheral area. The pad is disposed on a side of the substrate and located in the peripheral area. The auxiliary electrode layer is disposed on the same side of the substrate as the pad; the data line layer is disposed on a same layer as the auxiliary electrode layer; the first electrode layer is disposed on a side of the auxiliary electrode layer facing away from the substrate; the light emitting layer is disposed on a side of the first electrode layer facing away from the substrate; and the second electrode layer is disposed on a side of the light emitting layer facing away from the substrate and connected to the auxiliary electrode layer.

A solar cell includes a first electrode, an intermediate layer, a photoelectric conversion layer, and a second electrode in this order. The intermediate layer contains at least one compound A selected from predefined compound group I and at least one compound B selected from predefined compound group II.

The present application provides a manufacturing method of an organic light-emitting diode (OLED) panel and the OLED panel. Conventional OLED panels have problems like low aperture ratios and low capacitance. The present application overlaps a first conductive layer and a light shielding layer, a pixel electrode is connected to a source, and a planarization layer and a passivation layer in a capacitor area are removed. Therefore, an aperture ratio and capacitance of the OLED panel are greatly improved, the present application has a high degree of design freedom to be used in larger-sized OLED panels, and capacitance retention is improved.

Provided is a laminate with which an organic thin-film solar cell having excellent output characteristics, even in an LED light irradiation environment, can be obtained. A titanium oxide layer that serves as an electron transport layer and is positioned on a member that serves as an optically transparent electrode layer has a thickness of 1.0 nm to 60.0 nm, inclusive, and satisfies condition 1 or condition 2. Condition 1: The titanium oxide layer contains an indium metal and an indium oxide, wherein, if the content of elemental titanium is denoted as Ti, the content of the indium metal is denoted as InM, and the content of the indium oxide is denoted as InOx, the atomic ratio (InM/Ti) is 0.10 to 0.25, inclusive, and the atomic ratio (InOx/Ti) is 0.50 to 10.00, inclusive. Condition 2: The titanium oxide layer contains a tin metal and a tin oxide, wherein, if the content of the elemental titanium is denoted as Ti, the content of the tin metal is denoted as SnM, and the content of the tin oxide is denoted as SnOx, the atomic ratio (SnM/Ti) is 0.05 to 0.30, inclusive, and the atomic ratio (SnOx/Ti) is 0.50 to 10.00, inclusive.

A display device includes a blocking pattern between a display area and a dam structure and having an undercut shape. The blocking pattern includes an etched metal layer, and a first upper metal layer which is on the etched metal layer and has a width greater than a width of the etched metal layer.

A display device can include a substrate in which a display area and a non-display area are disposed, a thin film transistor disposed on a the substrate that corresponds to the display area, a gate driver disposed on a portion of the substrate that corresponds to the non-display area, a protection layer disposed to cover the thin film transistor and the gate driver, a planarization layer disposed on the protection layer and including a plurality of openings exposing at least a part of the protection layer in the non-display area, an organic light emitting diode disposed on the planarization layer so as to be electrically connected to the thin film transistor in the display area, and a nano particle layer disposed on the protection layer overlapping the plurality of openings. The nano particle layer includes nano particles surface-modified with a hydrophobic functional group.

An electroluminescence display includes a substrate including a display area and a non-display area, the non-display area disposed around the display area; a low potential pad disposed at the non-display area, and including a first electrode layer and a second electrode layer on the first electrode layer; a bank including a cathode contact hole exposing a middle portion of the low potential pad, and covering edge portions of the low potential pad; a mushroom structure element disposed at the middle portion of the low potential pad; an under-cut area formed at under edges of the bank and the mushroom structure element; a first cathode layer deposited on an upper surface of the bank and the mushroom structure element, an upper surface of the low potential pad exposed by the cathode contact hole and the under-cut area; a second cathode layer deposited on the first cathode layer excepting the under-cut area; and a third cathode layer contacting an upper surface of the second cathode layer, and the first cathode layer at the under-cut area.

An organic light emitting display device may include a substrate, a first pixel electrode on the substrate, a pixel defining layer on the substrate, the pixel defining layer having an opening exposing a portion of the first pixel electrode, a second pixel electrode on the portion of the first pixel electrode exposed by the opening, a hole injection layer on the second pixel electrode, the hole injection layer including a metal oxide, an organic light emitting layer on the hole injection layer; and a common electrode on the organic light emitting layer.

Disclosed is a quantum dot light emitting device including a ligand-substituted quantum dot light emitting layer with a polymer having amine groups. The introduction of the ligand-substituted quantum dot light emitting layer with a polymer having amine groups changes the energy level of an electron transport layer and enables control over the charge injection properties of the device so that the flow of electrons can be controlled. In addition, the ligand substitution is effective in removing oleic acid as a stabilizer of quantum dots to prevent an increase in driving voltage caused by the introduction of the additional material, achieving markedly improved efficiency of the device. Also disclosed is a method for fabricating the quantum dot light emitting device.

A method for forming an organic thin film solar battery includes steps of: providing a substrate and an evaporating source; forming a first electrode on a surface of the substrate; spacing the evaporating source from the first electrode, and heating the carbon nanotube film structure to gasify the photoactive material and form a photoactive layer on a surface of the first electrode; and forming a second electrode on a surface of the photoactive layer.