Abstract: A carbon dioxide reduction device includes: an oxidation electrode that receives light from the outside; an oxidation bath that holds an electrolytic solution in which the oxidation electrode is immersed; an electrolyte membrane that constitutes a part of one surface of the oxidation bath excluding a surface on which the light is incident; a reduction electrode that is connected to the electrolyte membrane; a reduction unit in which the reduction electrode is disposed and to which a gas containing carbon dioxide is supplied from the outside; and a blower that generates an airflow toward the reduction electrode inside the reduction unit. The reduction electrode has a plate shape, and one surface of the reduction electrode is in contact with the electrolyte membrane.

Abstract: A positive electrode capable of intercalating and deintercalating lithium ions, a negative electrode capable of intercalating and deintercalating lithium ions, and a solid electrolyte having lithium ion conductivity are provided. In addition, the solid electrolyte includes an inorganic compound and a polymer.

Abstract: A porous electrode-supported electrolyte membrane according to the present embodiment includes an electrolyte membrane and a porous reduction electrode directly bonded onto the electrolyte membrane, in which the porous reduction electrode has an average pore diameter of 1 ?m or more. In a step of bonding the electrolyte membrane and the porous reduction electrode, pressure is applied while heat is applied so that the electrolyte membrane is prevented from swelling.

Abstract: A gas phase reduction device for carbon dioxide is a gas phase reduction device for carbon dioxide that exerts a catalytic function by light irradiation to generate oxidation-reduction reaction. The gas phase reduction device includes an oxidation tank in which an aqueous solution is put, a reduction tank to which carbon dioxide is supplied, a semiconductor photoelectrode installed in the aqueous solution, and a porous electrode-supported electrolyte membrane that is a joint body of an electrolyte membrane and a porous reduction electrode, the porous electrode-supported electrolyte membrane being installed between the oxidation tank and the reduction tank with the electrolyte membrane facing the oxidation tank and the porous reduction electrode facing the reduction tank.

Abstract: A lithium secondary battery includes: a positive electrode film formed on a transparent substrate having flexible electron conductivity and containing a substance capable of performing a redox reaction with lithium ions; a transparent electrolyte having lithium ion conductivity; and a negative electrode film formed on a transparent substrate having flexible electron conductivity and containing an organic radical species capable of performing a redox reaction with lithium ions.

Abstract: Provided is a semiconductor photoelectrode that exhibits a catalytic function with light irradiation to cause an oxidation-reduction reaction. The semiconductor photoelectrode includes: a conductive or insulating substrate; a semiconductor thin film disposed on the surface of the substrate; a catalyst layer disposed on the surface of the semiconductor thin film; a light transmission layer disposed in a lattice shape on the surface of the catalyst layer; and a protective layer disposed to cover the rear surface of the substrate and the side surfaces of the substrate and the semiconductor thin film. The semiconductor photoelectrode having another configuration includes a second semiconductor thin film disposed between the semiconductor thin film and the catalyst layer.

Abstract: A carbon dioxide gas-phase reduction apparatus includes: an oxidation tank including an oxidation electrode; a reduction tank which is adjacent to the oxidation tank and into which carbon dioxide is supplied when the inside of the reduction tank is empty; and a porous reduction electrode-supporting electrolyte membrane disposed between the oxidation tank and the reduction tank. The porous reduction electrode-supporting electrolyte membrane is a joint body obtained by joining a porous reduction electrode formed by dispersing a first electrolyte membrane inside voids and a second electrolyte membrane. The second electrolyte membrane is disposed on the oxidation tank side. The porous reduction electrode is disposed on the reduction tank side, connected to the oxidation electrode by a conducting wire, and performs a reduction reaction with the carbon dioxide in the reduction tank by electrons flowing through the conducting wire.

Abstract: Included are an oxidation electrode that is formed in a film state on a transparent substrate and receives light from the outside, an oxidation bath that holds an electrolytic solution in which the oxidation electrode is immersed, a reduction electrode, a reduction bath that holds the electrolytic solution, in which the reduction electrode is immersed and which is subjected to bubbling with carbon dioxide from the outside, an electrolyte membrane that is disposed between the oxidation bath and the reduction bath and divides the electrolytic solution into an oxidation side and a reduction side, and a thermoelectric element including a heat absorbing plate that faces the transparent substrate, receives light transmitted through the transparent substrate, and converts the light into heat, including a heat radiation plate that faces the heat absorbing plate and radiates the heat of the heat absorbing plate, including thermoelectric materials interposed between the heat absorbing plate and the heat radiation plate

Abstract: A semiconductor photoelectrode includes a conductive or insulating substrate, a semiconductor thin film disposed on a surface of substrate and having an uneven structure on the surface, a catalytic layer disposed along the uneven structure on the surface of semiconductor thin film, and a protective layer disposed to cover a back surface of substrate and side surfaces of substrate and semiconductor thin film.

Abstract: The present invention provides a lithium secondary battery comprising: a cathode that is capable of intercalating and deintercalating lithium ions; an anode that is capable of intercalating and deintercalating lithium ions; and a transparent electrolyte having lithium ion conductivity, wherein the cathode and the anode are each formed on a transparent substrate having a transparent conductive film formed thereon, and the electrolyte contains a solid electrolyte.

Abstract: A lithium ion secondary battery has, as a positive electrode active material into and from which lithium ions can be intercalated and deintercalated, a lithium oxide represented by Formula Li(1+y)CoPO4X(y) (in the formula, X is selected from the group consisting of F, Cl, Br and I, and y lies in the range of 1<y?2).

Abstract: When a camera server receives an instruction involving invalidation of viewing limitation (masking processing) of video from a privileged client, the camera server limits viewing of video data with respect to a general client and a recording client. The camera server stores the video data of a limited period in a secondary storage device. When the camera server receives an instruction involving validation of the viewing limitation from the privileged client, the camera server transmits the stored video data of the limiting period to the recording client.

Abstract: A first control unit of a transmission apparatus controls pan, tilt, and rotation mechanisms according to a movement direction indicated by a movement instruction for changing an imaging direction of an imaging unit. A second control unit of the transmission apparatus performs control so as to prevent transmission of captured image data captured during the control of the pan, tilt, and rotation mechanisms, during the control performed by the first control unit.

Abstract: When a camera server receives an instruction involving invalidation of viewing limitation (masking processing) of video from a privileged client, the camera server limits viewing of video data with respect to a general client and a recording client. The camera server stores the video data of a limited period in a secondary storage device. When the camera server receives an instruction involving validation of the viewing limitation from the privileged client, the camera server transmits the stored video data of the limiting period to the recording client.

Abstract: A first control unit of a transmission apparatus controls pan, tilt, and rotation mechanisms according to a movement direction indicated by a movement instruction for changing an imaging direction of an imaging unit. A second control unit of the transmission apparatus performs control so as to prevent transmission of captured image data captured during the control of the pan, tilt, and rotation mechanisms, during the control performed by the first control unit.