Patent ID: 7771531
Filing Date: 2010-08-10
Classification: C09K,C23C,C30B,H01G,H01L

Abstract:
1. A manufacturing method of a crystallized metal oxide thin film, comprising: a step of retaining an organic metal thin film or a metal oxide film containing at least one rare-earth metal element selected from a group consisting of Y, Dy, Sm, Gd, Ho, Eu, Tm, Tb, Er, Ce, Pr, Yb, La, Nd and Lu formed on a substrate at a temperature of 25 to 600° C.; and a step of crystallizing said organic metal thin film or said metal oxide film while irradiating ultraviolet radiation having a wavelength of 200 nm or less; said step of irradiating the organic metal thin film or a metal oxide film with ultraviolet radiation occurring after the organic metal thin film or metal oxide film is subject to thermal decomposition calcination.