Patent ID: 7017382

Claim:
A method of forming an aluminum-comprising physical vapor deposition target, comprising: deforming an aluminum-comprising mass by equal channel angular extrusion, wherein the mass consists essentially at least 99.99% aluminum and less than or equal to about 1000 ppm of one or more dopant materials comprising elements selected from the group consisting of Ac, Ag, As, B, Ba, Be, Bi, C, Ca, Cd, Ce, Co, Cr, Cu, Dy, Er, Eu, Fe, Ga, Gd, Ge, Hf, Ho, In, Ir, La, Lu, Mg, Mn, Mo, N, Nb, Nd, Ni, O, Os, P, Pb, Pd, Pm, Po, Pr, Pt, Pu, Ra, Rf, Rh, Ru, S, Sb, Se, Si, Sm, Sn, Sr, Ta, Tb, Te, Ti, Tl, Tm, V, W, Y, Yb, Zn and Zr; and after the deforming, shaping the mass into at least a portion of a physical vapor deposition target.