PHOTOELECTRODE AND METHOD FOR PRODUCING THE SAME, PHOTOELECTROCHEMICAL CELL, AND METHOD FOR PRODUCING HYDROGEN

To provide a photoelectrode that can effectively utilize light energy for a desired reaction such as a water decomposition reaction.SOLUTION: A photoelectrode 100 has: a first conductor 101 as a substrate; a second conductor 102 that is disposed on the first conductor 101, has an inverse opal struct...

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Bibliographische Detailangaben
Hauptverfasser:	UENO KOKI, TAMURA SATOSHI, KURAFUCHI TAKAHIRO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	APPARATUS THEREFOR BASIC ELECTRIC ELEMENTS CAPACITORS CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY ELECTRICITY ELECTROLYTIC OR ELECTROPHORETIC PROCESSES ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	To provide a photoelectrode that can effectively utilize light energy for a desired reaction such as a water decomposition reaction.SOLUTION: A photoelectrode 100 has: a first conductor 101 as a substrate; a second conductor 102 that is disposed on the first conductor 101, has an inverse opal structure in which holes 102a are at least partially in communication with each other, and is transparent; and a photocatalyst 103 disposed inside the holes 102a of the second conductor 102.SELECTED DRAWING: Figure 1 【課題】光エネルギーを、水の分解反応等の目的とする反応に有効に利用することができる光電極を提供する。【解決手段】光電極１００は、基板である第１導電体１０１と、第１導電体１０１上に配置されており、空孔１０２ａ同士の少なくとも一部が連通した逆オパール構造を有しており、かつ透明である第２導電体１０２と、第２導電体１０２の空孔１０２ａの内部に配置された光触媒１０３と、を含む。【選択図】図１