A condensed cyclic compound is represented by Formula 1: ##STR00001##
where R.sub.1 to R.sub.12 are as defined in the specification and at least one of R.sub.1 to R.sub.12 is a group represented by Formula 2, and at least one of R.sub.1 to R.sub.12 is a group represented by Formula 3; ##STR00002##
where L.sub.1, L.sub.2, Ar.sub.1 to Ar.sub.4, a1 and a1 are as defined in the specification. An organic light-emitting device including the condensed cyclic compound.

An organic electroluminescence device comprising: a cathode; an anode; and an organic layer disposed between the cathode and the anode, wherein the organic layer includes an emitting layer and a first layer; the first layer is disposed between the cathode and the emitting layer; the emitting layer contains a compound represented by the following formula (A1); and the first layer contains a compound represented by the following formula (B1).

##STR00001##

An organic electroluminescence device includes: a first emitting layer disposed between an anode and a cathode; a second emitting layer disposed between the first emitting layer and the cathode; and an electron blocking layer disposed between the first emitting layer and the anode, in which the first emitting layer and the second emitting layer are in direct contact with each other; the first emitting layer and the electron blocking layer are in direct contact with each other; the first emitting layer includes a first compound represented by a formula (1) below; the first compound includes at least one group represented by a formula (11) below; the second emitting layer includes a second compound represented by a formula (2); the electron blocking layer includes a third compound; and the third compound satisfies a formula (M1) below. ##STR00001##

An organic light emitting display apparatus includes a substrate, an organic layer on the substrate, wherein the organic layer includes a first concave portion and a first convex portion on a surface thereof, a first electrode on the organic layer, wherein the first electrode includes a second concave portion and a second convex portion on a surface thereof, a second electrode on the first electrode, and an emission layer between the first and second electrodes. A vertical distance between the second concave portion and the second convex portion is less than that between the first concave portion and the first convex portion.

A photoelectric conversion element, including a first electrode, a second electrode, and at least one organic layer being present between the first electrode and the second electrode, in which the organic layer contains at least two kinds of compounds having the same skeletons and different substituents in combination.

An object of the present invention is to provide an organic semiconductor liquid composition making it possible to obtain an organic semiconductor film having high mobility, an organic semiconductor element prepared using the organic semiconductor liquid composition, and a method for preparing the organic semiconductor element.

The organic semiconductor liquid composition of the present invention contains an organic semiconductor, a liquid crystal compound, and an organic insulating polymer. It is preferable that the organic insulating polymer includes a resin having a constitutional unit represented by Formula 1a and/or a constitutional unit represented by Formula 1b. In the formulae, R's each independently represents a linear or branched alkyl group having 1 to 20 carbon atoms.

##STR00001##

An organic thin-film transistor including: a gate electrode, an organic semiconductor layer, a gate insulating layer, a source electrode, and a drain electrode on a substrate, in which the organic semiconductor layer includes an organic semiconductor and a resin (C) having one or more groups selected from the group consisting of a group having fluorine atoms, a group having silicon atoms, an alkyl group having one or more carbon atoms or having two or more carbon atoms in a case of forming an alkoxycarbonyl group, a cycloalkyl group, an aralkyl group, an aryloxycarbonyl group, an aromatic ring group substituted with at least one alkyl group, and an aromatic ring group substituted with at least one cycloalkyl group; and a method for manufacturing an organic thin-film transistor including: applying a coating solution which contains the organic semiconductor and the resin (C) and causing the resin (C) to be unevenly distributed.

A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode. The emission layer includes a first emission layer and a second emission layer. The first emission layer includes a first compound, and the second emission layer includes a second compound. The first compound includes at least one deuterium (D), and the second compound does not include deuterium. An electronic apparatus including the light-emitting device is also provided.

Provided are an amine compound represented by Formula 1 and a light-emitting device including the amine compound. The light emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the light-emitting device includes an amine compound represented by Formula 1.

An organic electroluminescence device includes a first electrode and a second electrode which face each other, and a plurality of organic layers between the first electrode and the second electrode, where at least one of the organic layers includes an amine compound represented by Formula 1, and the organic electroluminescence device may exhibit improved luminous efficiency:

##STR00001##