Au-doped

例句：

1. 1.The gold and platinum are both Au-doped, which makes them more valuable.
   金和铂都是掺杂的，这使得它们更值钱。
2. 2. The new material is Au-doped, which can improve the durability of the products.
   这种新材料是掺杂的，可以提高产品的使用寿命。
3. 3.The Au-doped materials have a higher conductivity than pure metals.
   掺杂材料比纯金属具有更高的导电性。