To provide a light-emitting device that can obtain fluorescence having a narrow spectrum more efficiently, a light-emitting device includes: a light-emitting layer in which thermally activated delayed fluorescence bodies and quantum dots are dispersed; a first electrode in a lower layer than the light-emitting layer; and a second electrode in an upper layer than the light-emitting layer, wherein a light emission spectrum of the thermally activated delayed fluorescence bodies and an absorption spectrum of the quantum dots at least partially overlap each other.

Certain exemplary embodiments relate to entertainment systems that interact with users to provide access to media appropriate to and/or customized for a particular user using the entertainment system, the location at which the entertainment system is being accessed, and/or a predefined event. For example, in certain exemplary embodiments, an entertainment system in a location is configured to provide jukebox-related and entertainment system mediated services that are accessible from within and from the outside of the location, and provide (1) attract or flight media operations, (2) browsing services, and/or (3) search screens appropriate to and/or customized for a particular user using the entertainment system, the location at which the entertainment system is being accessed, and/or a predefined event. Such screens may be provided with a three-dimensional look-and-feel in certain exemplary embodiments.

Certain exemplary embodiments relate to entertainment systems that interact with users to provide access to media appropriate to and/or customized for a particular user using the entertainment system, the location at which the entertainment system is being accessed, and/or a predefined event. For example, in certain exemplary embodiments, an entertainment system in a location is configured to provide jukebox-related and entertainment system mediated services that are accessible from within and from the outside of the location, and provide (1) attract or flight media operations, (2) browsing services, and/or (3) search screens appropriate to and/or customized for a particular user using the entertainment system, the location at which the entertainment system is being accessed, and/or a predefined event. Such screens may be provided with a three-dimensional look-and-feel in certain exemplary embodiments.

According to a flexible light-emitting device production method of the present disclosure, after an intermediate region (30i) and a flexible substrate region (30d) of a plastic film (30) of a multilayer stack (100) are divided, the interface between the plastic film (30) and a glass base (10) is irradiated with lift-off light. The multilayer stack (100) is separated into the first portion (110) and the second portion (120) while the multilayer stack (100) is kept in contact with the stage (212). The first portion (110) includes the intermediate region (30i) and a light-emitting device (1000) which are adhered to the stage (212). The light-emitting device (1000) includes a functional layer region (20) and the flexible substrate region (30d). The second portion (120) includes the glass base (10). The intermediate region (30i) adhered to the stage (212) is removed from the stage while the light-emitting device (1000) is kept adhered to the stage.

According to a flexible light-emitting device production method of the present disclosure, after an intermediate region (30i) and flexible substrate regions (30d) of a plastic film (30) of a multilayer stack (100) are divided from one another, the interface between the flexible substrate regions (30d) and a glass base (10) is irradiated with lift-off light. The multilayer stack (100) is separated into a first portion (110) and a second portion (120) while the multilayer stack (100) is in contact with a stage (212). The first portion (110) includes a plurality of light-emitting devices (1000) which are in contact with the stage (212). The light-emitting devices (1000) include a plurality of functional layer regions (20) and the flexible substrate regions (30d). The second portion (120) includes the glass base (10) and the intermediate region (30i). The stage (212) has ejection holes in a region which is to face the intermediate region (30i), from which a fluid is ejected in the separation step.

A circular polarizer according to the disclosure includes a λ/4 layer, and a polarization layer that is layered on the λ/4 layer and includes a lyotropic liquid crystal, and an overcoat layer covering an upper surface and a side surface of the polarization layer and a side surface of the λ/4 layer is formed.

A capacitor (9ha) includes a gate electrode (14a), a first interlayer insulating film (15), a capacitance electrode (16c), and a capacitance wiring line (18ha). The capacitance wiring line (18ha) is electrically connected to the capacitance electrode (16c). A capacitance of the capacitor (9ha) is formed between the gate electrode (14a) and the capacitance electrode (16c) and the capacitance wiring line (18ha) arranged facing each other across the first interlayer insulating film (15). A line width (W.sub.18h) of the capacitance wiring line (18ha) is equal to or greater than a line width (W.sub.16c) of the capacitance electrode (16c) and equal to or less than a line width (W.sub.14a) of the gate electrode (14a).

A method for manufacturing a display device includes forming a first layer including first quantum dots in each of a first region and a second region, the first region and the second region each being a region in which a light-emitting device is formed, making the first layer in the second region non-light-emitting, forming a second layer including second quantum dots in each of the first region and the second region, and making the second layer in the first region non-light-emitting.

The present disclosure provides a light emitting device having an anode and a cathode, and a first layer and a second layer disposed between the anode and the cathode.

The invention relates to a wavelength conversion device and a manufacturing method thereof. The manufacturing method includes: mixing a fluorescent material, a binding material, and a solvent to form a mixed solution. The volume percentage concentration of the fluorescent material is about 50% to 80%, the volume percentage concentration of the binding material is 10% to 40%, and the volume percentage concentration of the solvent is 10% to 30%. The mixed solution is coated on the substrate. A heat treatment is performed on the mixed solution at a first temperature to form a wavelength conversion layer. The first temperature is higher than the boiling point of the solvent, and the wavelength conversion layer has a porosity of 10% to 30%. The wavelength conversion device manufactured by the manufacturing method of the invention has better toughness, and may provide stable optical quality and improve image brightness.