Patent 10026990 was granted and assigned to Corning on July, 2018 by the United States Patent and Trademark Office.
A gallium doped garnet composition of the formula:Li7-3yLa3Zr2GayO12 wherey is from 0.4 to 2.0, and as defined herein. Also disclosed is a method for making a dense Li-ion conductive cubic garnet membrane, comprising one of two alternative lower temperature routes, as defined herein.