A dye composition dissolvable within a liquid crystal host device (including: polymer dispersed liquid crystal, polymer network liquid crystal, polymer stabilized liquid crystal, liquid crystal displays and similar devices), comprising eutectic mixtures of dichroic metallomesogen molecules. The aforesaid metallomesogen molecules comprise chromophore groups synthesized by physical and chemical mixing methods.

The present specification relates to a novel compound, and a color conversion film, a backlight unit, and a display device, comprising the same.

Provided are a ruthenium complex dye having a water content of 0.2% to 4.0% by mass; a dye solution including the ruthenium complex dye; a photoelectric conversion element having semiconductor fine particles having the ruthenium complex dye carried thereon; and a dye-sensitized solar cell including the photoelectric conversion element.

Provided are a ruthenium complex dye having a water content of 0.2% to 4.0% by mass; a dye solution including the ruthenium complex dye; a photoelectric conversion element having semiconductor fine particles having the ruthenium complex dye carried thereon; and a dye-sensitized solar cell including the photoelectric conversion element.

The present invention relates, inter alia, to compositions comprising, a compound which is able to emit and/or absorb light and a compound which is able either to absorb or emit light, where both compounds each include at least one fluorine radical. The present invention is furthermore directed to a process for the preparation of the composition, to the use of the composition in electronic devices and to the device itself.

The present invention relates, inter alia, to compositions comprising, a compound which is able to emit and/or absorb light and a compound which is able either to absorb or emit light, where both compounds each include at least one fluorine radical. The present invention is furthermore directed to a process for the preparation of the composition, to the use of the composition in electronic devices and to the device itself.

The present invention relates to compounds of formula (1) which are suitable for use in electronic devices, especially in organic electroluminescent devices.

An organic light-emitting device including a first electrode; a second electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and an electron transport region between the second electrode and the emission layer, the electron transport region including a charge control layer, wherein the charge control layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2: ##STR00001##

A condensed cyclic compound and an organic light-emitting device, the compound being represented by Formula 1:
(A.sub.1).sub.a1-(L.sub.1).sub.b1-(A.sub.2).sub.a2  <Formula 1> wherein, in Formula 1, A.sub.1 is a group represented by Formula 2-1, below, a1 is 1, 2, or 3, and, when a1 is 2 or greater, two or more A.sub.1s are identical to or different from each other, A.sub.2 is a group represented by Formula 2-2, below, a2 is 1, 2, or 3, and, when a2 is 2 or greater, two or more A.sub.2s are identical to or different from each other, ##STR00001##

Provided are a near-infrared-ray-absorbing composition having strong near-infrared shielding properties when a cured film is produced, a near-infrared-ray cut filter, a manufacturing method therefor, a camera module, and a manufacturing method therefor. The near-infrared-ray-absorbing composition includes a copper complex obtained by reacting a compound (A) having at least two coordination sites with a copper component.