【摘要】 本文报道了利用GaAs晶体表面的二次谐波测量ps激光脉冲宽度的原理、实验方法和结果,并讨论了用半导体表面的二次谐波方法测量fs激光脉宽的可行性.更多还原

【Abstract】 This paper describes the principle, experimental method and results of the measurement of picosecond laser pulse widths by means of second harmonic waves generated from GaAs surfaces. The possibility of measuring femtosecond laser pulse widths with second harmonic waves generated from the surfaces of semiconductors are discussed.更多还原