초록

A corrosion-resistant, multilayer photoelectrode for use in a photoelectrochemical cell and a process for producing said photoelectrode by preparing an effective layer of an insulator material on a base semiconductor and depositing a layer of conducting material on said layer of insulating material.

대표청구항 ▼

A multilayer structure which comprises: (a) an n-type semiconductor; (b) a first layer which is in direct contact with said n-type semiconductor, wherein said first layer comprises a compound which contains at least one first element in anionic form which is selected from the group consisting of pho

A multilayer structure which comprises: (a) an n-type semiconductor; (b) a first layer which is in direct contact with said n-type semiconductor, wherein said first layer comprises a compound which contains at least one first element in anionic form which is selected from the group consisting of phosphorus, arsenic and antimony, and at least one second element in cationic form which is selected from the group consisting of vanadium, titanium, zirconium, hafnium, niobium and tantalum; and (c) a second layer comprising a conducting material which is in direct contact with said first layer. A multilayer structure which comprises: (a) an n-type silicon semiconductor; (b) a layer of a lanthanide boride which is in direct contact with said n-type semiconductor; and (c) a layer of conducting material on said lanthanide boride layer.