photon drag photodetector

例句：

1. 1. Photons are the building blocks of light.
   光子是光的构成单位。
2. 2. The photon detector is used to measure the intensity of light.
   光子探测器用于测量光的强度。
3. 3. The scientist discovered a new way to detect and analyze photons.
   科学家发现了一种新的检测和分析光子的方法。