Semiconductor Energy Laboratory Co., Ltd.

Hideko Yoshizumi

Satoshi Seo

Hiromitsu Kido

Tomoya Yamaguchi

Satomi Watabe

Tomoka Hara

Toshiki Sasaki

Miki Kurihara

Tatsuyoshi Takahashi

Takeyoshi Watabe

Yuta Kawano

Airi Ueda

Hiroki Suzuki

Shunpei Yamazaki

Tsunenori Suzuki

Kunihiko Suzuki

Takahiro Ishisone

Kazuhiko Fujita

Yui Yamada

Haruki Katagiri

Takashi Shingu

Noboru Inoue

Keito Tosu

Airi Tomida

Keito Fukuda

Akira Nagasaka

Provided is a novel light adjustment program that can make a human feel at ease. Provided is the light adjustment program that includes the steps of obtaining basic data having 1/f fluctuation characteristics; generating first smoothed data and second smoothed data by performing moving average processing with different periods on the basic data having 1/f fluctuation characteristics; generating light adjustment data by subjecting the first smoothed data and the second smoothed data to arithmetic processing; and changing luminance of a light-emitting device in time series in accordance with the light adjustment data.

Light adjustment program, light-emitting apparatus, and lighting device

An organometallic complex having an emission peak in a long wavelength region (a visible region having a wavelength of 700 nm or greater or a near-infrared region) is provided. The organometallic complex has a structure represented by General Formula (G1), in which a ligand having a quinoxaline skeleton is coordinated to a central metal, and an electron-withdrawing group (e.g., fluorine, a cyano group, a trifluoromethyl group, a trifluoromethylsulfonyl group, or a pentafluorosulfanyl group) is included as a substituent at at least one substitutable position of the benzene ring of the quinoxaline skeleton of the ligand.

Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device

An organic compound with high heat resistance is provided. A novel organic compound that can be used for a light-emitting device that emits red light or near-infrared light is provided. An organic compound represented by General Formula (G0) is provided. In General Formula (G0), Q represents oxygen or sulfur, Ar1 represents a substituted or unsubstituted fused aromatic ring, R1 and R2 each independently represent hydrogen or a group with 1 to 100, inclusive, carbon atoms in total, and at least one of R1 and R2 has a hole-transport skeleton or a fused ring.

Organic compound, light-emitting device material, light-emitting device, light-emitting apparatus, light-emitting module, electronic device, and lighting device

A benzofuropyrimidine derivative or a benzothienopyrimidine derivative, which is a novel organic compound, is provided. The organic compound is represented by General Formula (G1) below. In General Formula (G1), Q represents oxygen or sulfur. A represents any one of a substituted or unsubstituted condensed aromatic hydrocarbon ring having 6 to 13 carbon atoms in the ring and a substituted or unsubstituted π-electron rich condensed heteroaromatic ring having 6 to 13 carbon atoms in the ring; and R1 to R19 each independently represent any one of hydrogen, an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 7 carbon atoms in the ring, and a substituted or unsubstituted aryl group having 6 to 13 carbon atoms in the ring.

Providing a novel organometallic complex represented by Structure Formula (G1). Ato Aindependently represent an alkyl group having 1 to 6 carbon atoms or a cycloalkyl group having 3 to 6 carbon atoms. Rto Rindependently represent any one of hydrogen, an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 3 to 6 carbon atoms, and a cyano group, wherein at least one of Rto Rrepresents a cyano group. Rto Rindependently represent an alkyl group having 2 to 6 carbon atoms or a cycloalkyl group having 3 to 6 carbon atoms. Rand Rindependently represent any one of hydrogen, a methyl group, and an ethyl group. Note that Rand Rmay be bonded to each other to form a ring, and Rand Rmay be bonded to each other to form a ring.

Organometallic complex, light-emitting material for top emission, light-emitting device, light-emitting apparatus, electronic device, and lighting device

Provided is a novel organic compound, a benzofuropyrimidine derivative or a benzothienopyrimidine derivative, which is an organic compound represented by General Formula (G1) below. In General Formula (G1), Q represents oxygen or sulfur. Furthermore, A is a group having 12 to 100 carbon atoms in total and includes one or more of a benzene ring, a naphthalene ring, a fluorene ring, a phenanthrene ring, a triphenylene ring, a heteroaromatic ring including a dibenzothiophene ring, a heteroaromatic ring including a dibenzofuran ring, a heteroaromatic ring including a carbazole ring, a benzimidazole ring, and a triphenylamine structure.

Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device

A novel organic compound is provided. That is, a novel organic compound that is effective in improving reliability of a light-emitting element is provided. The organic compound includes a condensed ring including a pyrimidine ring and is represented by General Formula (G1). In General Formula (G1), A represents a group having 6 to 100 carbon atoms and includes at least one of an aromatic ring and a heteroaromatic ring. The aromatic ring and the heteroaromatic ring may each include a substituent. Furthermore, Q represents oxygen or sulfur. A ring X represents a substituted or unsubstituted naphthalene ring or a substituted or unsubstituted phenanthrene ring.

A novel compound and a light-emitting element with high emission efficiency and a long lifetime are provided. The novel compound includes a benzofuropyrazine skeleton or a benzothienopyrazine skeleton, and each of a benzene ring and a pyrazine ring in the benzofuropyrazine skeleton or the benzothienopyrazine skeleton independently includes a substituent with a total number of carbon atoms of 6 to 100 inclusive. The light-emitting element includes the compound.

Light-emitting element, organic compound, light-emitting device, electronic device, and lighting device

A benzofuropyrimidine derivative or benzothienopyrimidine derivative that is a novel organic compound is provided. An organic compound represented by General Formula (G1) below. Q represents oxygen or sulfur. Ar1, Ar2, Ar3, and Ar4 each independently represent an aromatic hydrocarbon ring, and the number of carbon atoms included in the aromatic hydrocarbon ring is 6 to 25. m and n are each 0 or 1. A is a group having 12 to 100 carbon atoms in total and includes one or more of a benzene ring, a naphthalene ring, a fluorene ring, a phenanthrene ring, a triphenylene ring, a heteroaromatic ring including a dibenzothiophene ring, a heteroaromatic ring including a dibenzofuran ring, a heteroaromatic ring including a carbazole ring, a benzimidazole ring, and a triphenylamine structure.

Organic compound

A novel organic compound is provided. That is, a novel organic compound that is effective in improving element characteristics and reliability is provided. The organic compound is represented by General Formula (G1) having a dibenzobenzofuroquinoxaline skeleton or a dibenzobenzothienoquinoxaline skeleton. In General Formula (G1), Q represents O or S, at least one of Rto Rrepresents a first group having a substituted or unsubstituted condensed aromatic ring or condensed heteroaromatic ring having 3 to 30 carbon atoms, and the other or others of Rto Reach independently represent any one of hydrogen, a halogeno group, a hydroxy group, an amino group, a nitro group, and a group having 1 to 50 carbon atoms.

A novel organic compound is provided. The organic compound is represented by General Formulae (G1), (u1), and (g1), where Ar represents a substituted or unsubstituted condensed aromatic ring, one of Rand Rrepresents a group represented by General Formula (u1), and any one of Rto Rrepresents a bond. In addition, A is a group represented by General Formula (g1), and B represents a substituted or unsubstituted phenyl group. Moreover, n is an integer of 0 to 2, and Qand Qindependently represent an oxygen atom or a sulfur atom.

A novel organic compound is provided. That is, a novel organic compound that is effective in improving the element characteristics and reliability is provided. The organic compound has a benzofuropyrimidine skeleton or a benzothienopyrimidine skeleton and is represented by General Formula (G1). Note that in General Formula (G1), Q represents oxygen or sulfur; α represents a substituted or unsubstituted arylene group having 6 to 13 carbon atoms; n represents an integer of 0 to 4; A1 represents a group including an aryl group or a heteroaryl group and having 6 to 100 carbon atoms; R1 to R4 independently represent any one of hydrogen, a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 7 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 13 carbon atoms; and A2 represents a condensed ring.

A novel organic compound, a benzofuropyrimidine derivative or a benzothienopyrimidine derivative is provided. The organic compound has a structure in which a benzothienocarbazolyl ring, a benzofurocarbazolyl ring, an indolocarbazolyl ring, or an indenocarbazolyl ring is bonded to the 8-position of a benzofuropyrimidine ring or a benzothienopyrimidine ring directly or through an aromatic hydrocarbon ring. That is, the organic compound is represented by General Formula (G1) below.

Organic compound, light-emitting device, light-emitting apparatus, electronic device and lighting device

A novel organic compound is provided. An organic compound represented by General Formula (G1) is provided. In General Formula (G1), A represents a substituent including a hole-transport skeleton, Lrepresents any one of a single bond, a substituted or unsubstituted phenylene group, and a substituted or unsubstituted biphenyldiyl group, Rand Rindependently represent any one of hydrogen and an alkyl group having 1 to 6 carbon atoms, any one of Arto Aris a group represented by General Formula (g1), and the others independently represent any one of hydrogen and an alkyl group having 1 to 6 carbon atoms. In General Formula (g1), B represents any one of a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, and a substituted or unsubstituted triphenylenyl group, and Lrepresents a substituted or unsubstituted phenylene group or a substituted or unsubstituted biphenyldiyl group.

A novel light-emitting element material is provided. Alternatively, a light-emitting element material capable of simplifying a process for manufacturing a light-emitting element is provided. Alternatively, a light-emitting element material capable of reducing the cost for manufacturing a light-emitting element is provided. Alternatively, one embodiment of the present invention provides a light-emitting element material capable of achieving a light-emitting element having favorable emission efficiency. A light-emitting element material including an organic compound which includes a first skeleton having a carrier-transport property and a second skeleton having a light-emitting property in one molecule and in which the molecular weight is less than or equal to 3000, is provided.

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Kanagawa, Japan

Hideko Yoshizumi