More importantly, they can drive large-amplitude plasma waves, so called the laser wakefields, which can accelerate electrons to the energy of hundreds of MeV in mm-length.

• 而更重要的是超短激光脉冲可以通过其有质动力激发大振幅的等离子体波(称为激光尾波场),后者可以在毫米空间尺度把电子加速到上百兆电子伏的能量。