摘要:
A methine compound represented by the following formula (I): ##STR1## wherein Z.sub.1 and Z.sub.2 each represent a non-metallic atomic group necessitated for forming a five-membered or six-membered, nitrogen-containing heterocyclic ring, R.sub.1 and R.sub.2 each represent an alkyl group, X represents an inorganic anion, k represents a number necessitated for adjusting the electric charge of the molecule to zero, and n represents 0 or 1; with the proviso that when n is 1, the five-membered or six-membered, nitrogen-containing heterocyclic ring formed by Z.sub.2 is cationic, k is not zero and X represents chloride ion. The compound is useful as a spectral sensitizing dye and an antitumor agent.
摘要:
The photoelectric conversion device described herein includes a working electrode having a dye-supported metal oxide electrode in which a dye is supported on a metal oxide layer. The dye includes a structure represented by general formula (I) wherein A is a structure having a maximum absorption wavelength λmax of 350 to 500 nm in a methanol solution; B is a cyanine skeleton having a maximum absorption wavelength λmax of 500 to 700 nm in a methanol solution; Z1 is any one divalent linking group selected from —CONR—, —NRCO—, —SO2NR—, and —NRSO2—; R in Z1 is a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or an arylalkyl group having 7 to 20 carbon atoms; Y1 and Y2 are each independently an alkylene group having 1 to 8 carbon atoms, or a single bond, and may be the same or different; r is 1 or 2; m and n are each independently an integer of 0 to 2; and (m+n) is 1 or more.
摘要:
The present invention aims to provide an ink for an active layer of an organic solar cell, wherein an active layer having high energy conversion efficiency can be stably and easily formed from the ink; an organic solar cell having high energy conversion efficiency; and a method for producing the organic solar cell. A first aspect of the present invention is an ink for an active layer of an organic solar cell, the ink comprising: an organic semiconductor compound; an inorganic semiconductor compound; an organic solvent; and a dispersant; wherein the dispersant is a compound having a structure with an aromatic ring and/or heterocyclic ring and a polar group asymmetrically bonded to the structure, and fulfills all of the following requirements (1) to (3): (1) the dispersant has a lower LUMO level than the organic semiconductor compound; (2) solubility of the dispersant in the organic solvent is equal to or higher than solubility of the organic semiconductor compound in the organic solvent; and (3) the dispersant has a higher HOMO level than the inorganic semiconductor compound.
摘要:
The photoelectric conversion device described herein includes a working electrode having a dye-supported metal oxide electrode in which a dye is supported on a metal oxide layer. The dye includes a structure represented by general formula (I) wherein A is a structure having a maximum absorption wavelength λmax of 350 to 500 nm in a methanol solution; B is a cyanine skeleton having a maximum absorption wavelength λmax of 500 to 700 nm in a methanol solution; Z1 is any one divalent linking group selected from —CONR—, —NRCO—, —SO2NR—, and —NRSO2—; R in Z1 is a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or an arylalkyl group having 7 to 20 carbon atoms; Y1 and Y2 are each independently an alkylene group having 1 to 8 carbon atoms, or a single bond, and may be the same or different; r is 1 or 2; m and n are each independently an integer of 0 to 2; and (m+n) is 1 or more.
摘要:
A silver halide photographic light-sensitive material is disclosed, comprising at least one silver halide emulsion layer, wherein the silver halide grain contained in said emulsion layer is silver chloroiodide or silver chloroiodobromide having a silver chloride content of 90 mol % or more and a silver iodide content of 0.01 to 1.0 mol %, at least one hexacyano complex is doped in an amount of at least 1null10null7 mol % based on the total silver amount, and said emulsion layer contains a methine dye represented by the following formula (I): 1 wherein Y represents an atomic group necessary for forming a heterocyclic ring or an atomic group necessary for forming a benzene ring condensed with a heterocyclic ring, which may further be condensed with another carbon ring or heterocyclic ring or may have a substituent, Z1 and Z2 each represents a single bond or an atomic group necessary for forming a nitrogen-containing heterocyclic ring which may further be condensed with another carbon ring or heterocyclic ring or may have a substituent, R represents an alkyl group, an aryl group or a heterocyclic group, D represents a group necessary for forming a methine dye, L1 and L2 each represents a methine group, p represents 0 or 1, M represents a counter ion, and m represents a number of 0 or more necessary for neutralizing the electric charge within the molecule.
摘要:
A sultone compound represented by formula (I) or (I'), a quaternary salt compound represented by formula (II) or (II'), a methine compound represented by formula (III) or (III'), production processes thereof and a silver halide photographic light-sensitive material comprising a quaternary salt compound represented by formula (II) or (II') and/or a methine compound represented by formula (III) or (III') are disclosed.
摘要:
Trinuclear dyes derived from the rhodanine nucleus are made soluble in low-molecular weight alcohols by the addition of a substituent to the nitrogen atom of the rhodanine central nucleus.