Patent ID: 6146608
Filing Date: 2000-11-14
Classification: C01B,C23C,F17C,H01L,Y02E

Abstract:
A metal hydride derivative wherein at least one hydrogen atom is replaced by deuterium (.sup.2.sub.1 H) or tritium (.sup.3.sub.1 H) isotope, wherein the metal of said metal hydride derivative is selected from the group consisting of: Sc, Y, Ti, Zr, V, Nb, Hf, Ta, Al, Ga, Ge, In, Sb, Tl, Pb, Bi, Cr, Mn, Fe, Co, Ni, Cu, Zn, Mo, Tc, Ru, Rh, Pd, Ag, Cd, W, Re, Os, Ir, Pt, Au, and Hg, subject to the provisos that: when the metal is Sb, said metal hydride derivative is selected from the group consisting of (i) Sb(.sup.3.sub.1 H).sub.3, (ii) SbH(.sup.3.sub.1 H).sub.2, and (iii) SbH.sub.2 (.sup.3.sub.1 H); and when the metal is Ge, said metal hydride derivative is selected from the group consisting of (i) GeH.sub.2 (.sup.2.sub.1 H).sub.2, (ii) GeH.sub.3 (.sup.2.sub.1 H), (iii) Ge(.sup.3.sub.1 H).sub.4, (iv) GeH(.sup.3.sub.1 H).sub.3, (v) GeH.sub.2 (.sup.3.sub.1 H).sub.2 and (vi) GeH.sub.3 (.sup.3.sub.1 H).