Sekisui Chemical Co., Ltd.

Naohiro Fujinuma

Akinobu Hayakawa

Kenichi Shinmei

Junichiro Anzai

Tetsuya Kurebayashi

Tetsuya Aita

Masako Okamoto

Tomohito Uno

Yuuichirou Fukumoto

Sachiko Satou

A carbon dioxide reduction device of the present invention is a carbon dioxide reduction device comprising a first electrode; at least any one of an electrolyte solution and an ion conducting membrane; and a second electrode, wherein the first electrode is a porous electrode having a porous carbon, and the porous carbon has at least one type of metal-nonmetal element bond represented by M-R, in which M represents a metal element of Groups 4 to 15, and R represents a nonmetal element of Groups 14 to 16.

Carbon dioxide reduction device, and porous electrode

Provided is a synthesis method comprising a first step of producing a carbonate compound from carbon monoxide and an alcohol-based compound at an anode of a first electrochemical cell comprising a cathode and the anode, and a second step of synthesizing a first product by a dealcoholization reaction of the carbonate compound, wherein an alcohol-based compound eliminated in the second step is recycled in the first step.

Synthetic method and synthetic system

An organic carbonate synthesis catalyst for electrochemically synthesizing an organic carbonate from carbon monoxide, comprises: an active particle containing a metal element; and a porous carbon supporting the active particle.

Catalyst for synthesizing organic carbonate and method of producing thereof, electrode for synthesizing organic carbonate, cell for synthesizing organic carbonate, method of producing organic carbonate, and synthesis system

A solid junction-type photoelectric conversion element () including a first conductive layer (), an electric power generation layer (), and a second conductive layer (), which are laminated in this order, wherein the electric power generation layer () comprises: a perovskite compound represented by a composition formula ABX, formed of an organic cation A, a metal cation B and a halide anion X, and a compound Z having no perovskite structure.

Solid junction-type photoelectric conversion element, perovskite film, and photoelectric conversion module

There is provided an electrochemical cell, including a cathode, an anode, and an ion exchange membrane disposed between the cathode and the anode, wherein the cathode includes a first catalyst capable of catalyzing a reduction reaction for reducing carbon dioxide into carbon monoxide, and the anode includes a second catalyst capable of catalyzing a carbonylation reaction for producing a carbonate compound from carbon monoxide and an alcohol compound.

Electrochemical cell, electrochemical system, and method of producing carbonate compound

The present invention aims to provide a solar cell having high durability against deterioration due to moisture ingress from the side surfaces. The solar cellof the present invention includes: first and second electrodesand; a perovskite layerprovided between the first and second electrodesandand containing an organic-inorganic perovskite compound (A) represented by the formula RMXwhere R is an organic molecule, M is a metal atom, and X is a halogen atom; and a side-surface-protecting layerprovided on a peripheral side of the perovskite layerto coat at least part of a side surface of the perovskite layer, the side-surface-protecting layercontaining at least one selected from the group consisting of a metal halide (B1) and an organometal halide (B2) or containing an organohalide (C).

Solar cell and method for producing same

The present invention aims to provide a solar cell that includes a photoelectric conversion layer containing an organic-inorganic perovskite compound and that can exhibit high photoelectric conversion efficiency and high heat resistance. Provided is a solar cell including, in the stated order: a cathode; a photoelectric conversion layer; and an anode, the photoelectric conversion layer containing an organic-inorganic perovskite compound represented by the formula R-M-Xwhere R is an organic molecule, M is a metal atom, and X is a halogen atom or a chalcogen atom, and a polymer having an acid dissociation constant pKa of 3 or less.

Solar cell

A carbon dioxide reduction apparatus comprises a first electrochemical compartment provided with a first electrode, a second electrochemical compartment provided with a second electrode, an ion conducting membrane which demarcates the first electrochemical compartment from the second electrochemical compartment, and a first connecting path which connects the first electrochemical compartment with the second electrochemical compartment. The first electrode contains a first catalyst which catalyzes a reduction of carbon dioxide to a reduced product, and the second electrode contains a second catalyst which catalyzes a reaction between the reduced product and a reactant. The first connecting path is a connecting path which allows the reduced product in the first electrochemical compartment to flow out to the second electrochemical compartment.

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Glassboro, NJ, United States of America

Naohiro Fujinuma