Organic dye for a dye sensitized solar cell (DSSC) comprising at least one substituted pyrrole group. Said organic dye is particularly useful in a dye sensitized photoelectric transformation element which, in its turn, can be used in a dye sensitized solar cell (DSSC).

Organic dye for a dye sensitized solar cell (DSSC) comprising at least one substituted pyrrole group. Said organic dye is particularly useful in a dye sensitized photoelectric transformation element which, in its turn, can be used in a dye sensitized solar cell (DSSC).

According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; and a hole transport region between the first electrode and the emission layer. The hole transport region includes a first compound represented by Formula 1A and a second compound represented by Formula 1B: ##STR00001##

Compounds useful as fluorescent or colored dyes are disclosed. The compounds have the following structure (I): Formula (I), including stereoisomers, salts and tautomers thereof, wherein R.sup.1a, R.sup.1b, R.sup.2a, R.sup.2b, R.sup.2c, R.sup.2d, R.sup.2e, R.sup.2f, R.sup.2g, R.sup.2h, R.sup.2i, R.sup.2j, R.sup.2k, R.sup.2l, R.sup.2m, R.sup.2n, R.sup.2o, R.sup.2p, R.sup.2q, R.sup.2r and R.sup.2s are as defined herein. Methods associated with preparation and use of such compounds are also provided. ##STR00001##

Compounds useful as fluorescent or colored dyes are disclosed. The compounds have the following structure (I): Formula (I), including stereoisomers, salts and tautomers thereof, wherein R.sup.1a, R.sup.1b, R.sup.2a, R.sup.2b, R.sup.2c, R.sup.2d, R.sup.2e, R.sup.2f, R.sup.2g, R.sup.2h, R.sup.2i, R.sup.2j, R.sup.2k, R.sup.2l, R.sup.2m, R.sup.2n, R.sup.2o, R.sup.2p, R.sup.2q, R.sup.2r and R.sup.2s are as defined herein. Methods associated with preparation and use of such compounds are also provided. ##STR00001##

An organic EL device includes a pair of electrodes and an organic compound layer between pair of electrodes. The organic compound layer includes an emitting layer including a first material, a second material and a third material, in which singlet energy EgS(H) of the first material, singlet energy EgS(H2) of the second material, and singlet energy EgS(D) of the third material satisfy a specific relationship.

An organic light-emitting device including: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2:

##STR00001##

When the first compound represented by Formula 1 is included in the emission layer and the second compound represented by Formula 2 is included in the first layer, an organic light-emitting device according to an embodiment of the present disclosure may have high efficiency and a long lifespan.

The present invention provides methods, compositions, mixtures and kits utilizing deoxynucleoside triphosphates comprising a 3-O position capped by a group comprising methylenedisulfide as a cleavable protecting group and a detectable label reversibly connected to the nucleobase of said deoxynucleoside. Such compounds provide new possibilities for future sequencing technologies, including but not limited to Sequencing by Synthesis.

The present invention provides methods, compositions, mixtures and kits utilizing deoxynucleoside triphosphates comprising a 3-O position capped by a group comprising methylenedisulfide as a cleavable protecting group and a detectable label reversibly connected to the nucleobase of said deoxynucleoside. Such compounds provide new possibilities for future sequencing technologies, including but not limited to Sequencing by Synthesis.

The present invention provides methods, compositions, mixtures and kits utilizing deoxynucleoside triphosphates comprising a 3-O position capped by a group comprising methylenedisulfide as a cleavable protecting group and a detectable label reversibly connected to the nucleobase of said deoxynucleoside. Such compounds provide new possibilities for future sequencing technologies, including but not limited to Sequencing by Synthesis.