To improve detectivity of a photoelectric conversion element (10). A photoelectric conversion element including a pair of electrodes (12, 16), an active layer (14) provided between the pair of electrodes, and an intermediate layer (13. 15) provided between the active layer and at least one of the pair of electrodes, in which the intermediate layer has a surface that is in contact with the active layer, the surface having a surface roughness having an absolute value greater than 0.22 nm but smaller than 1.90 nm, and in which the active layer is not less than 350 nm but not more than 800 nm in thickness.

Systems and methods for detection of incident light are described. An optical imaging sensor is positioned at least partially within an active display area of a display and is configured to detect and characterize one or more properties of light incident to the active display area of the display.

A display apparatus capable of image capturing with high sensitivity is provided. The display apparatus is configured to include first to third switches, a first transistor, a second transistor, and a light-emitting/receiving element. The first switch is electrically connected to a gate of the first transistor. The second switch is positioned between one of a source and a drain of the first transistor and one electrode of the light-emitting/receiving element. The third switch is positioned between the one electrode of the light-emitting/receiving element and a gate of the second transistor. The other of the source and the drain of the first transistor is supplied with a first potential. The other electrode of the light-emitting/receiving element is supplied with a second potential. The light-emitting/receiving element has a function of emitting light of a first color and a function of receiving light of a second color.

A display apparatus capable of image capturing with high sensitivity is provided. The display apparatus is configured to include first to third switches, a first transistor, a second transistor, and a light-emitting/receiving element. The first switch is electrically connected to a gate of the first transistor. The second switch is positioned between one of a source and a drain of the first transistor and one electrode of the light-emitting/receiving element. The third switch is positioned between the one electrode of the light-emitting/receiving element and a gate of the second transistor. The other of the source and the drain of the first transistor is supplied with a first potential. The other electrode of the light-emitting/receiving element is supplied with a second potential. The light-emitting/receiving element has a function of emitting light of a first color and a function of receiving light of a second color.

Systems and methods for detection of incident light are described. An optical imaging sensor is positioned at least partially within an active display area of a display and is configured to detect and characterize one or more properties of light incident to the active display area of the display.

A semiconductor apparatus includes, a substrate having a main surface, an upper electrode disposed above the substrate, a first lower electrode and a second lower electrode disposed between the substrate and the upper electrode, an isolation region disposed between the first lower electrode and the second lower electrode, a functional layer configured to perform light emission or photoelectric conversion, and an interface layer disposed at least on the first lower electrode. The semiconductor apparatus further includes a first insulator portion that is disposed between the first lower electrode and the second lower electrode and includes a first portion disposed at a position farther away from the main surface than an upper surface of the interface layer.

The inventive concept provides an organic electronic device and a method of fabricating the same. The organic electronic device includes a flexible substrate configured to include a first region and a second region which are laterally spaced apart from each other, an organic light-emitting diode disposed in the first region of the flexible substrate, and a photodetector disposed in the second region of the flexible substrate, wherein the organic light-emitting diode and the photodetector are disposed on the same plane.

An input device includes: a photoelectric conversion cell; a touch sensor that faces the photoelectric conversion cell and includes a substrate; and a display unit that is visible when viewing the touch sensor and the photoelectric conversion cell in a thickness direction of the substrate. The photoelectric conversion cell includes: a transparent electrode substrate disposed on a touch sensor side; a counter substrate that is disposed on a side facing away from the touch sensor, with respect to the transparent electrode substrate, and faces the transparent electrode substrate; a power generation portion that is disposed between the transparent electrode substrate and the counter substrate and contains a dye; and a non-power generation portion that is disposed adjacent to the power generation portion and overlaps with the display unit when viewing the power generation portion and the display unit in the thickness direction of the substrate.

Embodiments described herein generally relate to monodisperse nanoparticles that are capable of absorbing infrared radiation and generating charge carriers. In some cases, at least a portion of the nanoparticles are nanocrystals. In certain embodiments, the monodisperse, IR-absorbing nanocrystals are formed according to a method comprising a nanocrystal formation step comprising adding a first precursor solution comprising a first element of the nanocrystal to a second precursor solution comprising a second element of the nanocrystal to form a first mixed precursor solution, where the molar ratio of the first element to the second element in the first mixed precursor solution is above a nucleation threshold. The method may further comprise a nanocrystal growth step comprising adding the first precursor solution to the first mixed precursor solution to form a second mixed precursor solution, where the molar ratio of the first element to the second element in the second mixed precursor solution is below the nucleation threshold.

The present disclosure provides a display panel, a method for manufacturing the same, and a display device. The display panel includes a power supply, and includes a display area and a non-display area. A solar cell is disposed in the non-display area and is configured to convert external light into electric energy when the external light is irradiated on the solar cell, and charge the power supply with the converted electric energy.