heterojunction

例句：

1. 1. The researchers found that the heterojunction of two different semiconductors could enhance their performance.
   研究人员发现，两种不同半导体的异质结可以增强它们的性能。
2. 2. The new technology uses a heterojunction to create a more efficient solar cell.
   这项新技术使用异质结来制造更高效的太阳能电池。
3. 3. The team successfully developed a heterojunction-based sensor for detecting pollutants in the environment.
   该团队成功开发了一种基于异质结的传感器，用于检测环境中的污染物。