摘要:
A process for producing a photosensitive silver halide emulsion is disclosed, comprising silver halide grains and a dispersion medium, said process comprising steps of adding a water-soluble silver solution, an aqueous alkali halide solution and an aqueous solution of gelatin having a molecular weight of 5,000 to 30,000 or less to a mixing vessel different from a reactor for the production of emulsion to prepare silver halide fine grains, adding the silver halide fine grains to the reactor for the production of emulsion to grow silver halide grains, and ultrafiltering the silver halide grains during the addition of silver halide fine grains, wherein 50% or more of the entire projected area of said emulsion grains is occupied by silver halide tabular grains having an aspect ratio of 10 or more and a thickness of 0.15 &mgr;m or less.
摘要:
A process of producing a silver halide photographic emulsion containing tabular silver halide grains having an aspect ratio of 5 or more, which comprises using silver halide fine grains as prepared by the following method in at least one of a nucleation step and a growth step of the production of silver halide emulsion, the method comprising mixing at least a silver salt aqueous solution and a halide aqueous solution to prepare silver halide fine grains, wherein one of the silver salt aqueous solution and the halide aqueous solution is introduced as a jet flow into a mixer; a region where the jet flow slows down is provided within the mixer; and the other solution is introduced into the jet flow before the velocity of the jet flow has become {fraction (1/10)} of the velocity at the time when the jet flow comes into the slowing-down region.
摘要:
An organic compound and a photoelectric conversion device containing the organic compound are disclosed. The organic compound and device realize high photoelectric conversion efficiency, low dark current and high-speed responsivity. It has been found that when this organic compound and an n-type semiconductor are used in combination, high-speed responsivity can be realized while maintaining high heat resistance, an aspect of which has not been seen when the connection part between a donor part and an acceptor part is a phenylene group.
摘要:
A photoelectric conversion element includes, in the following order: a substrate; a lower electrode containing titanium nitride; an organic layer including a photoelectric conversion layer; and an upper electrode containing a transparent electrode material.
摘要:
An organic semiconductor includes: a compound represented by formula (I): wherein A1 represents O, S or N—R15; each of R11, R12, R13, R14 and R15 independently represents a hydrogen atom or a substituent W as defined in the specification, R11 and R12 may be linked to form a ring; B1 represents a ring structure containing at least one nitrogen atom; and n1 represents an integer of 0 to 2.
摘要:
A squarylium dye represented by formula (1): wherein A1 and B1 each independently represents a ring structure, and R1 and R2 each independently represents a substituent having a carbon number of 1 to 12.
摘要:
A photoelectric conversion device comprising a photo-electric conversion part including a first electrode layer, a second electrode layer and a photoelectric conversion layer provided between the first electrode layer and the second electrode layer, wherein light is made incident from an upper part of the second electrode layer into the photoelectric conversion layer; the photoelectric conversion layer generates a charge containing an electron and a hole corresponding to the incident light from the upper part of the second electrode layer; and the first electrode layer works as an electrode for extracting the hole.
摘要:
A photoelectric conversion device comprising a photo-electric conversion part including a first electrode layer, a second electrode layer and a photoelectric conversion layer provided between the first electrode layer and the second electrode layer, wherein light is made incident from an upper part of the second electrode layer into the photoelectric conversion layer; the photoelectric conversion layer generates a charge containing an electron and a hole corresponding to the incident light from the upper part of the second electrode layer; and the first electrode layer works as an electrode for extracting the hole.
摘要:
An organic photoelectric conversion material for a photoelectric conversion element is provided, the organic photoelectric conversion material represented by formula 1 and having a molecular weight of 250 or greater but not greater than 800: wherein, A represents an electron withdrawing atomic group; R1, R2 and R3 each independently represents a hydrogen atom or a substituent; L represents a divalent π conjugated substituent; D represents an electron donating aromatic substituent; and X represents O, S, or N—Ra in which Ra represents a hydrogen atom or a substituent.
摘要:
Provided is a photoelectric conversion device comprising a transparent electrically conductive film, a photoelectric conversion film, and an electrically conductive film, wherein the photoelectric conversion film contains a compound represented by the following formula (i): wherein each of R2 to R9 independently represents a hydrogen atom or a substituent, provided that each of at least two out of R3, R4, R7 and R8 independently represents an aryl group, a heterocyclic group or —N(Ra)(Rb), each of Ra and Rb independently represents a hydrogen atom or a substituent, and at least either Ra or Rb represents an aryl group or a heterocyclic group; and R1 represents an alkyl group, an aryl group or a heterocyclic group.
摘要翻译:提供一种包含透明导电膜,光电转换膜和导电膜的光电转换装置,其中光电转换膜含有由下式(i)表示的化合物:其中R2至R9各自独立地表示 氢原子或取代基,条件是R3,R4,R7和R8中的至少两个独立地表示芳基,杂环基或-N(Ra)(Rb),Ra和Rb各自独立地表示氢 原子或取代基,并且至少Ra或Rb表示芳基或杂环基; R 1表示烷基,芳基或杂环基。