Ricoh Company, Ltd.

Naomichi Kanei

Masato Tanaka

Yuuji Tanaka

Tamotsu Horiuchi

Takahiro Ide

Tsuyoshi Matsuyama

Tokushige Kino

Nozomu Tamoto

Shigeyo Suzuki

Ryota Arai

Hidetoshi Kami

Tetsuya Toshine

Tomoharu Asano

Masana Shiba

Yoshiaki Masuda

Daisuke Kubo

Suzuka Nozoe

Tetsuya Honda

A photoelectric conversion element includes a first electrode section; a second electrode section; an electron-transporting section between the first electrode section and the second electrode section; a light-absorbing section; and a hole-transporting section. The hole-transporting section has a peak that reaches maximum at a Raman shift of 1575 cm±10 cmand a peak that reaches maximum at a Raman shift of 1606 cm±10 cmin a Raman spectrum obtained by emitting laser light having a wavelength of 532 nm; and has a peak intensity ratio A/B of 0.80 or more, the peak intensity ratio A/B being obtained from a maximum peak intensity A of the peak that reaches maximum at 1575 cm±10 cmand a maximum peak intensity B of the peak that reaches maximum at 1606 cm±10 cm.

Photoelectric conversion element, photoelectric conversion element module, electronic device, and power supply module

A photoelectric conversion element including: first support; first electrode; electron-transporting layer; photoelectric conversion layer; hole-transporting layer; and second electrode, the hole-transporting layer including polymer including recurring unit of General Formula (1) below and compound of General Formula (2):

Photoelectric conversion element, photoelectric conversion module, electronic device, and power supply module

A photoelectric conversion element including: a first substrate; a first electrode; a photoelectric conversion layer; a second electrode; and a second substrate, wherein the photoelectric conversion element includes a sealing part sealing at least the photoelectric conversion layer, the sealing part is disposed so as to surround periphery of the photoelectric conversion layer, and a width of the sealing part disposed at each side has a minimum width A and a maximum width B in a width direction, and a ratio (B/A) of the maximum width B to the minimum width A is 1.02 or more but 5.0 or less.

A solar cell module includes a first substrate and a plurality of photoelectric conversion elements disposed on the first substrate. Each of the plurality of photoelectric conversion elements includes a first electrode, an electron transport layer, a perovskite layer, a hole transport layer, and a second electrode. In at least two of the photoelectric conversion elements adjacent to each other, the hole transport layers are extended continuous layers; and the first electrodes, the electron transport layers, and the perovskite layers in the at least two of the photoelectric conversion elements adjacent to each other are separated by the hole transport layer. The hole transport layer includes, as hole transport material, a polymer having a weight average molecular weight of 2,000 or more or a compound having a molecular weight of 2,000 or more.

Solar cell module, electronic device, and power supply module

A photoelectric conversion element may include a first substrate, a first transparent electrode disposed on the first substrate, a hole-blocking layer disposed on the first transparent electrode, an electron-transporting layer that is disposed on the hole-blocking layer and includes an electron-transporting semiconductor on a surface of which a photosensitizing compound is adsorbed, a hole-transporting layer that is connected to the electron-transporting layer and includes a hole-transporting material, and a second electrode disposed on the hole-transporting layer, wherein the photoelectric conversion element includes an output extraction terminal part configured to extract electricity out from the photoelectric conversion element, and the output extraction terminal part is formed with a plurality of micropores piercing through the hole-blocking layer.

Photoelectric conversion element

Photoelectric conversion element including: substrate; first electrode; hole-blocking layer; photoelectric conversion layer; and second electrode, the photoelectric conversion layer including electron-transporting layer and hole-transporting layer, wherein in photoelectric conversion element edge part in direction orthogonal to stacking direction of the substrate, first electrode, hole-blocking layer, photoelectric conversion layer, and second electrode, electron-transporting layer outermost end is positioned inside than first electrode outermost end, hole-transporting layer outermost end is positioned outside than second electrode outermost end, and the second electrode outermost end is positioned inside than the electron-transporting layer outermost end, and height of edge part including the first electrode outermost end in the stacking direction is smaller than total of average thicknesses of first electrode, hole-blocking layer, and electron-transporting layer, where the height is distance between substrate surface at first electrode side and portion of first electrode closest to second electrode side in the photoelectric conversion element edge part.

Photoelectric conversion element and photoelectric conversion module

Provided is a solar cell module including photoelectric conversion elements, wherein each of the photoelectric conversion elements includes a first substrate, and a first electrode, a hole blocking layer, an electron transport layer, a hole transport layer, a second electrode, and a second substrate on the first substrate, and a sealing member between the first substrate and the second substrate, and wherein, within at least two of the photoelectric conversion elements adjacent to each other, the hole-blocking layers are not extended to each other but the hole transport layers are in a state of a continuous layer where the hole transport layers are extended to each other.

Solar cell module

Provided is a photoelectric conversion device including: a support; a charge-transporting layer including an organic charge-transporting material or a sensitizing dye electrode layer including an organic sensitizing dye, where the charge-transporting layer or the sensitizing dye electrode layer is disposed on the support; and a ceramic film disposed on the charge-transporting layer or the sensitizing dye electrode layer.

Photoelectric conversion device, process cartridge, and image forming apparatus

A photoelectric conversion module includes a substrate, a photoelectric conversion element mounted on the substrate, and a connector mounted on the substrate, the connector including a terminal that is electrically coupled to the photoelectric conversion element, wherein the connector is configured such that coupling the connector to a connector of another photoelectric conversion module causes the photoelectric conversion element to be electrically coupled to a photoelectric conversion element of the another photoelectric conversion module.

Photoelectric conversion module and photoelectric conversion module array

A photoelectric conversion element including: a first electrode; a hole blocking layer; a photoelectric conversion layer; a second electrode; a third electrode; a photoelectric conversion part in which the first electrode, the hole blocking layer, the photoelectric conversion layer, and the second electrode are stacked; an electrode contact part in which the second electrode is in contact with the third electrode; and a division part dividing the photoelectric conversion part and the electrode contact part, wherein an area (S1) where the second electrode is in contact with the third electrode in the electrode contact part and an area (S2) of the photoelectric conversion part satisfy expression (1) below: 1.0&#xd7;10&#x2264;100&#xd7;(S1/S2) . . . expression (1).

Provided is a photoelectric conversion element including a first electrode, a hole blocking layer, an electron transport layer, a first hole transport layer, and a second electrode, wherein the first hole transport layer includes at least one of basic compounds represented by general formula (1a) and general formula (1b) below: 

Photoelectric conversion element and solar cell

A photoelectric conversion element is provided. The photoelectric conversion element comprises a substrate, a first electrode, an electron transport layer, a hole transport layer, and a second electrode. The electron transport layer comprises a photosensitizing compound. The hole transport layer comprises a basic compound A and an ionic compound B. The basic compound A is represented by the following formula (1): where each of Rand Rindependently represents an alkyl group or an aromatic hydrocarbon group, or Rand Rshare bond connectivity to form a nitrogen-containing heterocyclic ring; and the ionic compound B is represented by the following formula (2): where Xrepresents a counter cation.

Provided is a photoelectric conversion element including: a first electrode; a hole blocking layer; an electron transport layer; a hole transport layer; and a second electrode, wherein the hole blocking layer includes a metal oxide including a titanium atom and a niobium atom.

To provide a photoelectric conversion element, including a first substrate, a first transparent electrode disposed on the first substrate, a hole-blocking layer disposed on the first transparent electrode, an electron-transporting layer that is disposed on the hole-blocking layer and includes an electron-transporting semiconductor on a surface of which a photosensitizing compound is adsorbed, a hole-transporting layer that is connected to the electron-transporting layer and includes a hole-transporting material, and a second electrode disposed on the hole-transporting layer, wherein the photoelectric conversion element includes an output extraction terminal part configured to extract electricity out from the photoelectric conversion element, and the output extraction terminal part is formed with a plurality of micropores piercing through the hole-blocking layer.

A photoelectric conversion element including a first electrode, an electron transport layer on the first electrode, a charge transfer layer, and a second electrode is provided. The electron transport layer includes an electron transport compound, and the electron transport compound carries a compound represented by the following formula (1) and a compound represented by the following formula (2): where each of Xand Xindependently represents oxygen atom, sulfur atom, or selenium atom; Rrepresents methine group; Rrepresents an alkyl group, an aryl group, or a heterocyclic group; each of Rindependently represents an acidic group; m represents an integer of 1 or 2; and each of Zand Zindependently represents a group forming a cyclic structure;R&#x2014;R&#x2014;COOH&#x2003;&#x2003;Formula (2)where Rrepresents an aryl group or a heterocyclic group; and Rrepresents an alkyl group, an alkoxy group, an alkenyl group, an alkylthio group, or an aryl ether group.

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Shizuoka, Japan

Naomichi Kanei