Patent ID: 8675344
Filing Date: 2014-03-18
Classification: B82Y,C04B,H01G,Y10T

Abstract:
1. A high density multilayer ceramic capacitor, comprising: at least two electrode layers; and at least one substantially dense polycrystalline dielectric layer positioned between at least two electrode layers; wherein the at least one substantially dense polycrystalline dielectric layer is alumina, wherein the at least one substantially dense polycrystalline dielectric layer has an average grain size of less than about 300 nm; wherein the at least one substantially dense polycrystalline dielectric layer has an average grain boundary thickness less than about one nanometer; wherein the at least one substantially dense polycrystalline dielectric layer has maximum particle size of less than about 3 micrometers; wherein the at least one substantially dense polycrystalline dielectric layer has a maximum porosity of about 1 percent.