Photoconductor antennas irradiated by ultrashort laser pulses can emit electromagnetic waves at the terahertz (THz) bandgap, which has been studied extensively and used widely as a terahertz source.

• 利用超短激光脉冲触发光电导天线产生太赫兹波是目前研究比较深入，同时得到广泛采用的一种太赫兹波源。