Abstract: The present disclosure provides a pixel layout structure of an organic light emitting diode (OLED), an OLED display panel, and a manufacturing method of the OLED display panel. The OLED display panel includes the pixel layout structure. The pixel layout structure includes pixel unit odd rows and pixel unit even rows arranged in mutual misalignment.

Abstract: An OLED display panel is provided. The OLED display panel comprises a first electrode; an opposite second electrode; and a plurality of stacking layers sandwiched between the first electrode and the second electrode. The plurality of stacking layers at least comprises a first auxiliary light-emitting layer and a light-emitting layer sequentially disposed on the first electrode. The first auxiliary light-emitting layer comprises a host material and a dopant material, and the dopant material comprises a compound of the following chemical formula (I): where n is an integer equal to or larger than 1, X1, X2 and Xn+2 each independently has a chemical structure of R? is selected from any one of a substituted aryl group and a substituted heteroaryl group, and a substituent in the substituted aryl group and a substituent in the substituted heteroaryl group each includes at least one electron acceptor group.

Abstract: The present disclosure provides a nitrogen-containing heterocyclic compound having a general formula (I) and an organic photoelectric apparatus thereof. The general formula (I) is wherein A1, A2, A3, A4, A5, A6, A7, A8, A9, and A10 are independently selected from a hydrogen atom, at least one compound having the general formula (II) and at least one compound having a general formula (III), wherein Y1, Y2, and Y3 are independently selected from C and N; and R3 and R4 are independently selected from C6-30 aromatic group and C2-30 heterocyclic aromatic group, wherein X is selected from oxyl group, sulfenyl group, substituted or non-substituted imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group, and R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, and C2-30 heterocyclic aromatic group.

Abstract: An organic light-emitting diode (OLED) device and a manufacturing method thereof are disclosed. The method includes steps of forming a first hole transmission unit on a hole injection layer and forming a first light emitting unit on the first hole transmission unit; forming a second hole transmission unit on the hole injection layer and forming a second light emitting unit on the second hole transmission unit; and forming a third hole transmission unit on the hole injection layer and forming a third light emitting unit on the third hole transmission unit.

Abstract: A compound and an organic optoelectronic device are provided. The compound has the chemical formula (I): AB]n chemical formula (I). In the chemical formula (I): n denotes a positive integer and 1?n?5; a chemical group B has the following chemical formula (II): and a chemical group A has the following chemical formula (III) or (IV): In the chemical formula (II): R1 to R8 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl. Y is selected from O, S, substituted or unsubstituted imino, substituted or unsubstituted methylene, and substituted or unsubstituted silylene, and a substituent is selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl. Ar is selected from C6 to C30 aryl, and C2 to C30 heteroaryl.

Abstract: The invention discloses an organic light-emitting display panel, an electronic device and a method for manufacturing the same. The organic light-emitting display panel includes: pixel regions on a substrate which emit light of various colors; each pixel region includes a first electrode, a light-emitting functional layer and a second electrode, one of the first electrode and the second electrode is light exit side electrode(s); an optical coupling layer is set on one side of the light exit side electrode far from the light-emitting functional layer; the refractive index of the optical coupling layer in the blue light wavelength region is 2 to 2.3; the difference between the refractive index of the optical coupling layer in the blue light wavelength region and that in the green light wavelength region is less than or equal to 0.2.

Abstract: The present disclosure relates to an OLED display panel, comprising a first electrode and a second electrode, a light emitting layer and a first auxiliary light emitting layer disposed between the first electrode and the second electrode, the first auxiliary light emitting layer is disposed between the light emitting layer and the second electrode, wherein the first auxiliary light emitting layer includes at least a first electron-type auxiliary light emitting layer, wherein the first electron-type auxiliary light emitting layer includes a host material and a metal element doped in the host material; the host material has at least one pyridyl group and an aromatic group conjugated to the at least one pyridyl group; and the glass transition temperature of the host material is ?90° C. The present disclosure can improve the luminous efficiency and lifetime of an organic photoelectronic device and reduce its voltage by using this method.

Abstract: A compound and an organic optoelectronic device are provided. The compound has the following chemical formula (I): In the chemical formula (I), R1 to R10 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl; X1 is selected from O, S, substituted or unsubstituted imino, substituted or unsubstituted methylene, and substituted or unsubstituted silylene. A substituent is selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl.

Abstract: A compound and an organic optoelectronic device are provided. The compound has the chemical formula (I): wherein: X1 to X5 are independently selected from C and N, when N is selected, a substituent may not be included; R1 to R9 are independently selected nom hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, C2 to C30 heteroaryl, and a chemical group A represented by the following chemical formula (II): and at least one of R1 to R9 is selected from the chemical group A. In the chemical formula (II), R10 to R17 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl, and Y is selected from O, S, substituted or unsubstituted imino, substituted or unsubstituted methylene, and substituted or unsubstituted silylene.

Abstract: A compound and an organic optoelectronic device are provided.

Abstract: The present disclosure provides a nitrogen-containing heterocyclic compound having general formula (I) and an organic photoelectric apparatus thereof. where A1, A2, A3, A4, A5, A6, A7, and A8 are independently selected from a hydrogen atom, at least one compound having the general formula (II) and at least one compound having the general formula (III), where Y1, Y2, and Y3 are independently selected from C and N; R3 and R4 are independently selected from C6-30 aromatic group and C2-30 heterocyclic aromatic group, wherein X is selected from any one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group; R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, or C2-30 heterocyclic aromatic group.

Abstract: An OLED element and a method of manufacturing thereof are provided. The method of manufacturing OLED element includes step S1, sequentially depositing a hole injection layer, a hole transport layer, an emission layer, an electron transport layer and an electron injection layer and a first cathode on an anode; step S2, forming sub-pixels corresponding to each of the emission layers and an organic material layer for adjusting microcavity effect by photolithography; step S3, depositing a second cathode on the organic material layer. The disclosure provides a manufacture which adds conducting organic material layer between two cathodes by photolithography which is not effect to OLED material. According to adjust thickness of layer to enhance microcavity effect, the photolithography is different than the photolithography of manufacture CF and anode, it doesn't need fine metal mask, which save cost and time of manufacture OLED and enhance process efficiency.

Abstract: An OLED element and a method of manufacturing thereof are provided, The method of manufacturing OLED element includes step S1, sequentially depositing a hole injection layer, a hole transport layer, an emission layer, an electron transport layer and an electron injection layer and a first cathode on an anode; step S2, forming sub-pixels corresponding to each of the emission layers and an organic material layer for adjusting microcavity effect by photolithography; step S3, depositing a second cathode on the organic material layer. The disclosure provides a manufacture which adds conducting organic material layer between two cathodes by photolithography which is not effect to OLED material. According to adjust thickness of layer to enhance microcavity effect, the photolithography is different than the photolithography of manufacture CF and anode, it doesn't need fine metal mask, which save cost and time of manufacture OLED and enhance process efficiency.

Abstract: The present application provides an organic electroluminescent compound, use thereof in organic optoelectronic device, and an organic photoelectric device comprising the same.

Abstract: The present disclosure provides a nitrogen-containing heterocyclic compound having general formula (I) and an organic photoelectric apparatus thereof. where A1, A2, A3, A4, A5, A6, A7, and A8 are independently selected from a hydrogen atom, at least one compound having the general formula (II) and at least one compound having the general formula (III), where Y1, Y2, and Y3 are independently selected from C and N; R3 and R4 are independently selected from C6-30 aromatic group and C2-30 heterocyclic aromatic group, wherein X is selected from any one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group; R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, or C2-30 heterocyclic aromatic group.

Abstract: The present disclosure provides a nitrogen-containing heterocyclic compound having general formula (I) and an organic photoelectric apparatus thereof. where A1, A2, A3, A4, A5, A6, A7, and A8 are independently selected from a hydrogen atom, at least one compound having the general formula (II) and at least one compound having the general formula (III), where Y1, Y2, and Y3 are independently selected from C and N; R3 and R4 are independently selected from C6-30 aromatic group and C2-30 heterocyclic aromatic group, wherein X is selected from any one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group; R5, R6, R7, R8, R9, R10, R11, and R12 are independently selected from hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, or C2-30 heterocyclic aromatic group.

Abstract: A compound and an organic optoelectronic device are provided. The compound has the following chemical formula (I): chemical formula (I). In the chemical formula (I), X1 to X2 are independently selected from O, S, and substituted or unsubstituted methylene, and a substituent is selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl. X3 is selected from O, S, substituted or unsubstituted methylene, substituted or unsubstituted methylene, and substituted or unsubstituted silylene, and a substituent is selected hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl. R1 to R17 are independently selected from hydrogen, deuterium, C1 to C30 alkyl, C1 to C30 heteroatom-substituted alkyl, C6 to C30 aryl, and C2 to C30 heteroaryl.

Abstract: The present disclosure provides a nitrogen-containing heterocyclic compound having a general formula (I) and an organic photoelectric apparatus thereof. The general formula (I) is: wherein A1, A2, A3, A4, A5, A6, A7, A8, A9, and A10 are independently selected from a hydrogen atom, a nitrile group and a function group having a general formula (II), and A1, A2, A3, A4, A5, A6, A7, A8, A9, and A10 include at least one nitrile group and at least one function group having the general formula (II), the general formula (II) being: wherein R1, R2, R3, R4, R5, R6, R7, and R8 are independently selected from hydrogen atoms, deuterium atoms, C6-30 aromatic group and C2-30 heterocyclic aromatic group.

Abstract: A nitrogen-containing heterocyclic compound having a general formula (I) and an organic photoelectric apparatus are provided. The compound of general formula (I) is: wherein A1 to A4 are independently selected from a hydrogen atom, a function group having a general formula (II); A1 to A4 include at least one function group having the general formula (II); R1 and R2 are independently selected from one of hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group and C2-30 heterocyclic aromatic group; Y1 and Y2 are independently selected from substituted or non-substituted C and N, the general formula (II) being: wherein X is selected from one of oxyl group (—O—), sulfhydryl group (—S—), substituted or non-substituted imino group, substituted or non-substituted methylene group, and substituted or non-substituted silicylene group; and R3 to R10 are independently selected from one of hydrogen, deuterium, C1-30 alkyl group, C6-30 aromatic group, and C2-30 heterocyclic aromatic group.

Abstract: The present disclosure relates to an OLED display panel, comprising a first electrode and a second electrode, a light emitting layer and a first auxiliary light emitting layer disposed between the first electrode and the second electrode, the first auxiliary light emitting layer is disposed between the light emitting layer and the second electrode, wherein the first auxiliary light emitting layer includes at least a first electron-type auxiliary light emitting layer, wherein the first electron-type auxiliary light emitting layer includes a host material and a metal element doped in the host material; the host material has at least one pyridyl group and an aromatic group conjugated to the at least one pyridyl group; and the glass transition temperature of the host material is ?90° C. The present disclosure can improve the luminous efficiency and lifetime of an organic photoelectronic device and reduce its voltage by using this method.