GOLD-ALUMINUM GLASSES BEARING RARE-EARTH METALS

摘要

The disclosure provides Au—Al-Rare-Earth metallic glass-forming alloys and metallic glasses comprising various other additions including but not limited to Cu, Pd, Sn and Mg. In certain embodiments, the metallic glasses according to the disclosure satisfy the 18-Karat Gold Alloy Hallmark, and demonstrate colors that include yellow and pink/rose.

主权项

1. An alloy capable of forming a metallic glass, the alloy comprising:
an atomic fraction of Au in the range of 40 to 90 percent, an atomic fraction of Al in the range of 0.5 to 40 percent, and an atomic fraction of RE is in the range of 1 to 20 percent; and wherein RE is a rare earth metal.