Patent ID: 8318611

Claim:
A method comprising: a. providing a showerhead, wherein the showerhead comprises four segments; b. designating four regions on a surface of a substrate; c. depositing a first material on a first region and a second region of the surface of the substrate, wherein the depositing of the first material comprises; c1. providing a first precursor to the first region of the surface of the substrate; c2. providing the first precursor to the second region of the surface of the substrate; d. depositing a second material on a third region and a fourth region of the surface of the substrate, wherein the depositing of the second material comprises; d1. providing a second precursor to the third region of the surface of the substrate; d2. providing the second precursor to the fourth region of the surface of the substrate; e. providing a plasma to all four segments of the showerhead, f. providing the plasma to all four regions of the surface of the substrate; and g. repeating steps c through e until desired thicknesses of the first material and the second material are reached.