Patent application number | Description | Published |
20080230105 | ELECTRIC POWER GENERATION METHOD USING THERMOELECTRIC POWER GENERATION ELEMENT, THERMOELECTRIC POWER GENERATION ELEMENT AND METHOD OF PRODUCING THE SAME, AND THERMOELECTRIC POWER GENERATION DEVICE - The present invention provides an electric power generation method using a thermoelectric power generation element, a thermoelectric power generation element, and a thermoelectric power generation device, each of which has higher thermoelectric power generation performance than conventional ones and can be used for more applications. The thermoelectric power generation element includes a first electrode and a second electrode that are disposed to oppose each other, and a laminate that is interposed between the first and second electrodes and that is electrically connected to both the first and second electrodes, where the laminate has a structure in which Bi | 09-25-2008 |
20100282286 | THERMOELECTRIC DEVICE AND POWER GENERATION METHOD USING THE SAME - The thermoelectric device of the present invention includes a first electrode and a second electrode that are disposed to be opposed to each other, and a laminate that is interposed between the first electrode and the second electrode, is connected electrically to both the first electrode and the second electrode, and is layered in the direction orthogonal to an electromotive-force extracting direction, which is the direction in which the first electrode and the second electrode are opposed to each other. The laminate includes a thermoelectric material layer as well as a first holding layer and a second holding layer that are disposed so as to interpose the thermoelectric material layer therebetween, the first holding layer and the second holding layer have layered structures with metals and insulators that are layered alternately, respectively, a layered direction of the layered structures is parallel with a layer surface of the laminate and is inclined with respect to the electromotive-force extracting direction, the insulators of the first holding layer and the insulators of the second holding layer are disposed so as to appear alternately in the layered direction, and a temperature difference is generated in the direction orthogonal to the layered direction of the laminate and orthogonal to the electromotive-force extracting direction, so that electrical power is output through the first electrode and the second electrode. | 11-11-2010 |
20120018311 | CARBON DIOXIDE REDUCTION METHOD, AND CARBON DIOXIDE REDUCTION CATALYST AND CARBON DIOXIDE REDUCTION DEVICE USED FOR THE METHOD - The carbon dioxide reduction method of the present invention is a method including steps of: bringing an electrode (working electrode) containing a carbide of at least one element selected from Group V elements (vanadium, niobium, and tantalum) into contact with an electrolytic solution; and introducing carbon dioxide into the electrolytic solution to reduce the introduced carbon dioxide by the electrode. The material contained in the electrode, that is, the material containing a carbide of at least one element selected from Group V elements (vanadium, niobium, and tantalum) is the carbon dioxide reduction catalyst of the present invention. | 01-26-2012 |
20120024716 | DEVICE AND METHOD FOR REDUCING CARBON DIOXIDE - A device for reducing carbon dioxide includes a vessel for holding an electrolyte solution including carbon dioxide, a working electrode and a counter electrode. The working electrode contains metal hexaboride particles. | 02-02-2012 |
20120031770 | METHOD FOR REDUCING CARBON DIOXIDE - The method for reducing carbon dioxide of the present invention includes a step (a) and a step (b) as follows. A step (a) of preparing an electrochemical cell. The electrochemical cell comprises a working electrode ( | 02-09-2012 |
20120228146 | METHOD FOR REDUCING CARBON DIOXIDE - A device for reducing carbon dioxide includes a cathode chamber including a cathode electrolyte solution and a cathode electrode, an anode chamber including an anode electrolyte solution and an anode electrode, and a solid electrolyte membrane. The anode electrode includes a nitride semiconductor region on which a metal layer is formed. The metal layer includes at least one of nickel and titanium. A method for reducing carbon dioxide by using a device for reducing carbon dioxide includes steps of providing carbon dioxide into the cathode solution, and irradiating at least part of the nitride semiconductor region and the metal layer with a light having a wavelength of 250 nanometers to 400 nanometers, thereby reducing the carbon dioxide contained in the cathode electrolyte solution. | 09-13-2012 |
20120234691 | METHOD FOR REDUCING CARBON DIOXIDE - The method for reducing carbon dioxide of the present disclosure includes a step (a) and a step (b) as follows. A step (a) of preparing an electrochemical cell. The electrochemical cell comprises a working electrode, a counter electrode and a vessel. The vessel stores an electrolytic solution. The working electrode contains at least one nitride selected from the group consisting of titanium nitride, zirconium nitride, hafnium nitride, tantalum nitride, molybdenum nitride and iron nitride. The electrolytic solution contains carbon dioxide. The working electrode and the counter electrode are in contact with the electrolytic solution. A step (b) of applying a negative voltage and a positive voltage to the working electrode and the counter electrode, respectively, to reduce the carbon dioxide. | 09-20-2012 |
20120292199 | METHOD FOR REDUCING CARBON DIOXIDE - The method for reducing carbon dioxide of the present disclosure includes a step (a) and a step (b) as follows. A step (a) of preparing an electrochemical cell. The electrochemical cell comprises a working electrode, a counter electrode and a vessel. The vessel stores an electrolytic solution. The working electrode contains at least one carbide selected from the group consisting of zirconium carbide, hafnium carbide, niobium carbide, chromium carbide and tungsten carbide. The electrolytic solution contains carbon dioxide. The working electrode and the counter electrode are in contact with the electrolytic solution. A step (b) of applying a negative voltage and a positive voltage to the working electrode and the counter electrode, respectively, to reduce the carbon dioxide. | 11-22-2012 |
20120318680 | DEVICE AND METHOD FOR REDUCING CARBON DIOXIDE - A device for reducing carbon dioxide includes a vessel for holding an electrolyte solution including carbon dioxide, a working electrode and a counter electrode. The working electrode contains boron particles. | 12-20-2012 |
20130062216 | METHOD FOR REDUCING CARBON DIOXIDE - The present subject matter provides a method for reducing carbon dioxide with the use of a device for reducing carbon dioxide. The device includes a cathode chamber, an anode chamber and a solid electrolyte membrane. The cathode chamber includes a working electrode which includes a metal or a metal compound. The anode chamber includes a counter electrode which includes a region formed of a nitride semiconductor. First and second electrolytic solutions are held in the cathode and anode chamber, respectively. The working electrode and the counter electrode are in contact with the first and second electrolytic solution, respectively. The solid electrolyte membrane is interposed between the cathode and anode chambers. The first electrolyte solution contains the carbon dioxide. An electric source is not interposed electrically between the working electrode and the counter electrode. | 03-14-2013 |
20130118907 | METHOD FOR REDUCING CARBON DIOXIDE - A method for reducing carbon dioxide utilizes a carbon dioxide reduction device including a cathode chamber, an anode chamber, a solid electrolyte membrane, a cathode electrode and anode electrode. The cathode electrode includes indium or indium compound. The anode electrode includes a region formed of a nitride semiconductor layer where an Al | 05-16-2013 |
20130126359 | METHOD FOR REDUCING CARBON DIOXIDE - A method for reducing carbon dioxide utilizes a carbon dioxide reduction device including a cathode chamber, an anode chamber, a solid electrolyte membrane, a cathode electrode and anode electrode. The cathode electrode includes copper or copper compound. The anode electrode includes a region formed of a nitride semiconductor layer where an Al | 05-23-2013 |
20130306488 | METHOD FOR REDUCING CARBON DIOXIDE - A method for reducing carbon dioxide with use of a device for reducing carbon dioxide includes steps of (a) preparing the device. The device includes a vessel, a cathode electrode and an anode electrode. An electrolytic solution is stored in the vessel, the cathode electrode contains a copper rubeanate metal organic framework, the copper rubeanate metal organic framework is in contact with the electrolytic solution, the anode electrode is in contact with the electrolytic solution, and the electrolytic solution contains carbon dioxide. The method further includes step of (b) applying a voltage difference between the cathode electrode and the anode electrode so as to reduce the carbon dioxide. | 11-21-2013 |
20140346053 | CARBON DIOXIDE REDUCING METHOD, CARBON DIOXIDE REDUCING CELL, AND CARBON DIOXIDE REDUCING APPARATUS - The carbon dioxide reducing method using light includes: (a) preparing a carbon dioxide reducing cell including: a cathode chamber that holds first electrolytic solution containing carbon dioxide; an anode chamber that holds second electrolytic solution; a proton exchange membrane inserted between the cathode and anode chambers; a cathode set inside the cathode chamber to contact the first electrolytic solution, and the cathode having copper, gold, silver, indium, etc. on the cathode; and an anode set inside the anode chamber to contact the second electrolytic solution, the anode having first semiconductor layer constituted by nitride semiconductor including Al | 11-27-2014 |
20140360883 | PHOTOELECTRODE USED FOR CARBON DIOXIDE REDUCTION AND METHOD FOR REDUCING CARBON DIOXIDE USING THE PHOTOELECTRODE - Disclosed is an anode electrode including a nitride semiconductor layer. This nitride semiconductor layer includes an Al | 12-11-2014 |
20140367271 | METHOD FOR PRODUCING ALCOHOL - Disclosed is a method for producing an alcohol using a device for reducing carbon dioxide by light energy. In this device, a cathode electrode includes copper or a copper compound, and an anode electrode includes a region including a nitride semiconductor layer in which an Al | 12-18-2014 |