lower limiting frequency 中文意思是什麼
lower limiting frequency
解釋
低限頻率-
In the two - photon resonance case, part of the input pulse energy is transformed into higher and lower frequency components through amplified spontaneous emission and four - wave mixing, and the medium shows strong optical power limiting effect
在雙光子共振情況下,即入射脈沖頻率等於1 、 3能級之間的共振頻率的一半,由於介質中放大的自發輻射和四波混頻的作用,部分入射脈沖能量轉化為高頻和低頻電場成分的能量,分子介質表現出了很強的光功率限幅特性。
分享友人