Patent ID: 6429111
Filing Date: 2002-08-06
Classification: H01L

Abstract:
A method for fabricating an electrode structure comprising a step of forming an electrode layer on a p-type AlxGayIn1-x-yN(0&lE;x&lE;1, 0&lE;y&lE;1, x+y&lE;1) semiconductor layer,wherein the semiconductor layer is doped with an acceptor impurity and hydrogen is introduced into the semiconductor layer, and wherein the electrode layer is formed by depositing a hydrogen absorbing metal which Is selected from a group consisting of Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Yb, Ti, Zr, Hf, V, Nb, Ta, Pd, Gd, Tb, Dy, Ho, Er and Tm.