A sensing device, including a first substrate, a first sensing element, a light-emitting element, and a light-shielding layer, is provided. The first sensing element is located on the first substrate. The light-emitting element is located on the first sensing element. The light-shielding layer is located between the light-emitting element and the first sensing element, and is electrically connected to the light-emitting element.

A sensing device, including a first substrate, a first sensing element, a light-emitting element, and a light-shielding layer, is provided. The first sensing element is located on the first substrate. The light-emitting element is located on the first sensing element. The light-shielding layer is located between the light-emitting element and the first sensing element, and is electrically connected to the light-emitting element.

The present specification relates to an organic-inorganic hybrid solar cell including a first electrode, a first light absorbing layer provided on the first electrode, a second light absorbing layer provided on the first light absorbing layer, and a second electrode provided on the second light absorbing layer, in which the first light absorbing layer and the second light absorbing layer have different phase transition temperatures.

A conjugated polymer comprises repeating units as represented by formula (I),
A-B.sub.p  (I) p is the number of the repeating units, and p is an integer more than or equal to 1; and A has a structure as represented by formula (II), and B has a structure as represented by formula (II) or formula (III). ##STR00001## The described conjugated polymer has a higher triplet energy level and a higher charge transfer property.

A compound represented by the following formula (1) is an excellent near-infrared emitter. R.sup.1 to R.sup.6 are H or a substituent and R.sup.7 is represented by the following formula (2). Ar.sup.11 is an aryl group, R.sup.11 is a substituent other than an aryl group and n11 is 1 or more. ##STR00001##

The present specification relates to a copolymer including a first unit represented by Chemical Formula 1; and a second unit represented by Chemical Formula 2, and an organic solar cell including the same.

The present specification relates to a copolymer including a first unit represented by Chemical Formula 1; and a second unit represented by Chemical Formula 2, and an organic solar cell including the same.

An imaging device includes a photoelectric conversion unit in which a first electrode, a photoelectric conversion layer, and a second electrode are stacked. A semiconductor material layer including an inorganic oxide semiconductor material having an amorphous structure at least in a portion is formed between the first electrode and the photoelectric conversion layer, and the formation energy of an inorganic oxide semiconductor material that has the same composition as the inorganic oxide semiconductor material having an amorphous structure and has a crystalline structure has a positive value.

Disclosed is a preparation method for crosslinked nanoparticle film. The preparation method comprises: dispersing nanoparticles in a solvent and uniformly mixing same, so as to obtain a nanoparticle solution; and using the nanoparticle solution to prepare a nanoparticle thin film by means of a solution method, and introducing a gas combination to promote a crosslinking reaction, so as to obtain a crosslinked nanoparticle thin film. By introducing a gas combination during film formation of nanoparticles, the present disclosure promotes the crosslinking among particles, and thus increases the electrical coupling among particles, lowers the potential barrier of carrier transmission, and increases the carrier mobility, thereby greatly improving the electrical properties of the thin film.

A photoelectric conversion element of the present disclosure includes a first electrode, a second electrode disposed to be opposed to the first electrode, and an organic photoelectric conversion layer provided between the first electrode and the second electrode and including at least one of a Chryseno[1,2-b:8,7-b′]dithiophene (ChDT1) derivative represented by the general formula (1) or a Chryseno[1,2-b:7,8-b′]dithiophene (ChDT2) derivative represented by the general formula (2).