doped gadolinium gallium garnet

例句：

1. 1. The new material is doped with a small amount of silver to improve its electrical conductivity.
   这种新材料掺杂了少量银以提高其电导率。
2. 2. The doped glass is more transparent than the undoped one.
   掺杂的玻璃比未掺杂的更透明。
3. 3. Doping can lead to increased energy levels and improved performance in athletes.
   掺杂可以提高运动员的能量水平并改善表现。