Patent ID: 11881831
Assignee: AKOUSTIS, INC.
Field: Basic communication processes (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 8:
9. The method of claim 1 wherein the modulating of the strain state includes introducing one or more alloying elements into the piezoelectric film; wherein the alloying elements include the following: magnesium (Mg), erbium (Er), rubidium (Rb), strontium (Sr), scandium (Sc), titanium (Ti), zirconium (Zr), Hafnium (Hf), vanadium (Va), Niobium (Nb), and tantalum (Ta); wherein the alloying element (ternary alloys) or elements (in the case of quaternary alloys) has concentrations ranging from about 0.01% to about 50%; and wherein introducing one or more alloying elements includes using a gas source to directly deliver the one or more alloying elements or using an organometallic source to derive the source gas to deliver the one or more alloying elements.