An infrared absorber includes a compound represented by Chemical Formula 1. An infrared absorbing/blocking film, a photoelectric device, an organic sensor, and an electronic device may include the infrared absorber. ##STR00001## In Chemical Formula 1, Ar, X.sup.1, X.sup.2, Y.sup.1, Y.sup.2, R.sup.1, R.sup.2, R.sup.11, R.sup.12, R.sup.13, and R.sup.14 are the same as defined in the detailed description.

An infrared absorber includes a compound represented by Chemical Formula 1. An infrared absorbing/blocking film, a photoelectric device, an organic sensor, and an electronic device may include the infrared absorber. ##STR00001## In Chemical Formula 1, Ar, X.sup.1, X.sup.2, Y.sup.1, Y.sup.2, R.sup.1, R.sup.2, R.sup.11, R.sup.12, R.sup.13, and R.sup.14 are the same as defined in the detailed description.

Hallucinogenic and non-hallucinogenic serotonin receptor agonists are disclosed herein in addition to methods of making and using the same.

An object of the present invention is to provide a compound which, when used for organic semiconductor films in organic thin-film transistors, makes the organic thin-film transistors exhibit a high carrier mobility, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, an organic thin-film transistor and a method for manufacturing the same, and an organic semiconductor film.

An organic thin-film transistor of the present invention contains a compound represented by General Formula (1) in an organic semiconductor film (organic semiconductor layer) thereof.

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An object of the present invention is to provide a compound which, when used for organic semiconductor films in organic thin-film transistors, makes the organic thin-film transistors exhibit a high carrier mobility, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, an organic thin-film transistor and a method for manufacturing the same, and an organic semiconductor film.

An organic thin-film transistor of the present invention contains a compound represented by General Formula (1) in an organic semiconductor film (organic semiconductor layer) thereof.

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Provided is a photoelectric conversion element including a first electrode that includes a photosensitive layer, which includes a light absorbing agent, and a second electrode. The light absorbing agent includes a compound having a perovskite-type crystal structure including a cationic organic group A, a cation of a metal atom M other than the element of Group 1, and an anion of an anionic atom X, a hole transport layer, which includes a hole transporting material, is provided between the first electrode and the second electrode, the hole transporting material includes a compound including a condensed polycyclic aromatic group having a number of rings of 4 or greater, at least two rings thereof are hetero rings, and the condensed polycyclic aromatic group includes at least one structure selected from the group consisting of benzene, naphthalene, and phenanthrene.

Provided is a photoelectric conversion element including a first electrode that includes a photosensitive layer, which includes a light absorbing agent, and a second electrode. The light absorbing agent includes a compound having a perovskite-type crystal structure including a cationic organic group A, a cation of a metal atom M other than the element of Group 1, and an anion of an anionic atom X, a hole transport layer, which includes a hole transporting material, is provided between the first electrode and the second electrode, the hole transporting material includes a compound including a condensed polycyclic aromatic group having a number of rings of 4 or greater, at least two rings thereof are hetero rings, and the condensed polycyclic aromatic group includes at least one structure selected from the group consisting of benzene, naphthalene, and phenanthrene.

A compound is represented by Chemical Formula 1. ##STR00001## In Chemical Formula 1, R.sup.1 to R.sup.4, R.sup.11a to R.sup.14c, and n are the same as defined in the detailed description.

A compound is represented by Chemical Formula 1. ##STR00001## In Chemical Formula 1, R.sup.1 to R.sup.4, R.sup.11a to R.sup.14c, and n are the same as defined in the detailed description.

The present invention relates to a novel compound and an organic electroluminescence device including the same, and the compound according to the present invention may be used in an organic material layer, preferably a light-emitting layer of an organic electroluminescence device, thereby enhancing the light-emitting efficiency, driving voltage, lifespan, and the like of the organic electroluminescence device.