Provided are organoiridium compounds of Formula Ir(L.sub.A).sub.x(L.sub.B).sub.y(L.sub.C).sub.z,

where: x is 1 or 2; y is 1 or 2; z is 0 or 1; x+y+z=3;

##STR00001##

and
L.sub.C is a monoanionic bidentate ligand. Also provided are formulations comprising these organoiridium compounds. Further provided are OLEDs and related consumer products that utilize these organoiridium compounds.

An organic light emitting diode (OLED) including at least one emitting material layer (EML) disposed two electrodes and comprising triazine-based delayed fluorescent material and boron-dipyrromethene-based fluorescent material and an organic light emitting device including the OLED is disclosed. The triazine-based delayed fluorescent material and the boron-dipyrromethene-based fluorescent material may be included in an identical EML or in adjacently disposed EMLs. The OLED can lower its driving voltage and improve its luminous efficiency by adjusting energy levels of the delayed fluorescent material and the fluorescent material.

Platinum, palladium, and gold complexes suitable for use as phosphorescent emitters or as delayed fluorescent and phosphorescent emitters having one of the following structures: ##STR00001##

A compound represented by the following formula (1), wherein in the formula (1), at least one of R.sub.1 to R.sub.8 is a group represented by the following formula (2).

##STR00001##

Provided are any one of the following fluorescent compounds and a fluorescent labeled biological substance having this fluorescent compound.

##STR00001##

X represents CR.sup.5 or N, and R.sup.1 to R.sup.7, Q.sup.1, Q.sup.2, L.sup.1, and L.sup.2 each represent a specific group.

a ring .sub.1 and a ring .sub.2 are a 5- to 8-membered ring,

At least one of R.sup.1 to R.sup.7, L.sup.1, L.sup.2, Q.sup.1, or Q.sup.2 has a specific hydrophilic group.

However, in a case where the ring .sub.1 and the ring .sub.2 are a 6-membered ring, and L.sup.1 and L.sup.2 are an arylene group, R.sup.5 is not an aryl group substituted with a linear alkyl group having 18 or more carbon atoms. In addition to the regulation of the ring .sub.1, the ring .sub.2, L.sup.1, and L.sup.2, in a case where R.sup.5 has a substituent having a dipyrromethene boron complex structure, the dipyrromethene boron complex structure has a structure in which a dipyrromethene skeleton is coordinately bonded to a boron atom in the tridentate or tetradentate coordination.

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 od to M.sup.NRCT vi 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 color conversion film having: a substrate film, a color conversion layer provided on the substrate film and a phase transformation adhesive layer including an adhesive resin matrix and a phase change material, and a backlight unit and a display apparatus including the color conversion film.

An object of the present invention is to provide a resin composition which can be detected both by X-ray radiation and by fluorescence or phosphorescence, and a molded article obtained from the resin composition. The present invention provides a resin composition containing a light-emitting substance and a radiopaque substance; in which the light-emitting substance is a near-infrared fluorescent material or a phosphorescent material. a radiopaque substance of the resin composition is any one of barium sulfate, bismuth oxide, bismuth subcarbonate, calcium carbonate, aluminum hydroxide, tungsten, zinc oxide, zirconium oxide, zirconium, titanium, platinum, bismuth subnitrate, and bismuth. A molded article can be obtained by processing any one of the resin compositions described above.

An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.

##STR00001##

An organic electroluminescence device of the embodiments includes oppositely disposed first electrode and second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency and long life: Formula 1

##STR00001##