粒子數反轉區 的英文怎麼說

中文拼音 [zishǔfǎnzhuǎn]
粒子數反轉區 英文
area of popular inversion
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 轉構詞成分。
  • : 區名詞(姓氏) a surname
  • 粒子 : grain; granule
  1. Area of popular inversion

    粒子數反轉區
  2. In this paper, we study inversionless lasing of frequency up - conversion in an open v - type system with incoherent pump. making theoretical analysis and numerical calculation by density - matrix equations of motion, we derive the conditions for the onset of lwi and discuss the effects of the parameters of the system, the detuning of driving field and probe field on the gain, and discuss nonlinear effect in the frequency up - conversion regime. we also give stability and transient analysis

    本論文研究了具有非相干泵浦的開放v型系統頻率上換無激光,利用密度矩陣運動方程,通過理論分析和值計算,得出該系統產生無激光的條件,討論系統各參的變化和驅動場與探測場的失諧對激光增益、色散和差的影響,還討論了頻率上域的非線性效應,分析了增益的穩定性及系統的瞬態演化過程。
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