An organometallic compound represented by Formulae 1, 2, or 3 below: ##STR00001## wherein in Formulae 1, 2, and 3, groups and variables are the same as in the specification.

The present disclosure provides polymerizable luminescent dyes useful for incorporation into polymers. The dyes and the polymers can be used in sensing and imaging applications, for example, to provide accurate and optionally long term measurements of glucose in vivo. The present disclosure also provides sensors including the polymers described herein. The sensors can be implanted into a tissue of a subject and used for long-term or short-term continuous and semi-continuous collection of data of various biochemical analytes, optionally without the use of implantable hardware of any type and/or enzymatic and electrochemical detection methods.

The present specification provides a hetero-cyclic compound and an organic light emitting device including the same.

The invention pertains to an organic molecule for use in optoelectronic devices. The organic molecule has a first chemical moiety with a structure of Formula I

##STR00001##

and a second chemical moiety with a structure according to Formula II

##STR00002## wherein the first chemical moiety is linked to the second chemical moiety via a single bond; # is the binding site of the first chemical moiety to the second chemical moiety; exactly one group selected from R.sup.a, R.sup.b, and R.sup.c is the binding site of a single bond linking the second chemical moiety to the first chemical moiety; m is 0 or 1, n is 0 or 1, and m+n=1; and wherein at least one pair of adjacent groups R.sup.I and R.sup.II, R.sup.II and R.sup.III, R.sup.III and R.sup.IV, R.sup.V and R.sup.VI, R.sup.VI and R.sup.VII, R.sup.VII and R.sup.VIII, R.sup.IX and R.sup.X, R.sup.X and R.sup.XI, R.sup.XI and R.sup.XII, R.sup.XII and R.sup.XIII, R.sup.XIV and R.sup.XV, R.sup.XV and R.sup.XVI, R.sup.XVI and R.sup.XVII, or R.sup.XVII and R.sup.XVIII forms an aromatic ring system which is fused to the adjacent benzene ring a, b, c or d of Formula I and which is optionally substituted with one or more substituent R.sup.9.

A color conversion sheet converts incident light into light with a wavelength longer than that of the incident light. The color conversion sheet includes the following layer (A) and layer (B): the layer (A): a layer containing an organic light-emitting material (a) that exhibits light emission with a peak wavelength observed in a region of 500 nm or more and 580 nm or less by using excitation light in a wavelength range of 400 nm or more and 500 nm or less and a binder resin; and the layer (B): a layer containing an organic light-emitting material (b) that exhibits light emission with a peak wavelength observed in a region of 580 nm or more and 750 nm or less by being excited by either or both of excitation light in a wavelength range of 400 nm or more and 500 nm or less and light emission from the organic light-emitting material (a) and a binder resin.

An organic semiconductor element in which an organic semiconductor layer contains a compound of Formula (1) and/or a compound of Formula (2) or contains a polymer having a structure of any one of Formulae (9) and (10):

##STR00001## in which X.sup.1 represents a nitrogen atom or CR.sup.a, rings A to D each represent a specific aromatic ring or an aromatic heterocyclic ring; Y.sup.1 represents an oxygen atom, a sulfur atom, CR.sup.b.sub.2, or NR.sup.c; R.sup.a to R.sup.c each represent hydrogen atoms or substituents; R.sup.1 and R.sup.2 each represent a to specific substituent; n represents 1 or 2; and * represents a bonding site.

Provided are organometallic compounds comprising a carbazole group as the central moiety to which at least two further groups selected from carbazole and benzo[d]benzo[4,5]imidazo[1,2-a]imidazole are attached. Also provided are formulations comprising these organometallic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organometallic compounds.

The invention relates to an organic molecule, comprising or consisting of Formula A: ##STR00001## wherein M.sup.TADF represents a TADF moiety, M.sup.NRCT represents a near-range charge transfer (NRCT) emitter moiety, and L represents a divalent bridging unit that links M.sup.TADF and M.sup.NRCT and is linked to M.sup.TADF and to M.sup.NRCT via a single bond each. Furthermore, the present invention relates to the use of such organic molecule as a luminescent emitter in an optoelectronic device.

A compound having a structure of the formula Ir(L.sub.A)(L.sub.B), in which L.sub.A is a bidentate, tridentate, tetradentate, pentadentate, or hexadentate ligand and L.sub.B is a monodentate, bidentate, tridentate, or tetradentate ligand, or not present, and where the total denticity of L.sub.A plus L.sub.B is 6, and L.sub.A includes at least one structure of Formula I:

##STR00001##

is disclosed as a useful phosphorescent emitter compound.

A compound comprising a first ligand L.sub.A of Formula I,

##STR00001##

is provided. In Formula I, moiety C is a monocyclic ring or fused polycyclic system; each of X.sup.1 to X.sup.6 is C or N; K is a direct bond or a linker; at least one of R.sup.B or R.sup.C has the formula ---L-SiR.sub.1R.sub.2R.sub.3, or ---L-GeR.sub.1R.sub.2R.sub.3; L is a direct bond or an organic linker; each R.sup., R.sup., R.sub.1, R.sub.2, R.sub.3, R.sup.A, R.sup.B, and R.sup.C is hydrogen or a General Substituent defined herein; L.sub.A is coordinated to a metal M by the dashed lines in Formula I; and M has an atomic mass of at least 40 and may be coordinated to other ligands. Formulations, OLEDs, and consumer products containing the compound are also provided.