峰值功率密度 的英文怎麼說

中文拼音 [fēngzhígōnglǜmìdù]
峰值功率密度 英文
peak power density
  • 峰 : Ⅰ名詞1. （山的突出的尖頂） peak; summit 2. （形狀像山峰的事物） peak-like thing Ⅱ量詞（用於駱駝）
  • 功 : 名詞1 （功勞） exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. We apply the agrawal ' s theory model of soa, and study the temporal characteristics of the output pulse for input picosecond optical pulses with different sharpness edges passing through a semiconductor optical amplifier, and find that the peak power and the pulse width of the output pulse depend on the input pulse peak power, the sharpness degree of the input pulse edge and the bias current of soa

    本文應用agrawal的關于soa理論模型，詳細研究了具有不同陡峭邊沿的皮秒超高斯光脈沖經soa后的時域特性的變化，發現輸出脈沖的峰值功率、脈沖寬度與輸入脈沖的峰值功率、輸入脈沖邊沿的陡峭程度以及soa的偏置電流密切相關。
  2. Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained

    4 .對倍頻理論進行研究和分析:討論兩種提高二次諧波功率密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ，用cr4 + : yag作為可飽和吸收片的綠光激光器，腔內倍頻得到了平均功率為109mw 、重復頻率為40khz 、脈寬為3ons 、單脈沖能量為2 . 6閃、峰值功率為glw的調q綠光輸出。
  3. From the theoretical calculation and the experimental results, we makehe conclusion that the last cavity setup is most suitable for the wavelength tuning. we calculated the stable regions and the peak power on the sesam, at the same time, ave the beam size on the sesam and on the crystal. we achieved the q - switchedutput with a three - mirror folded - cavity after optimizing it

    計算了v型腔和五鏡腔的穩區、晶體和sesam上光斑半徑、 sesam上的峰值功率密度，對腔的參數進行了優化，並做了sesam被動調q和鎖模的激光實驗，實現了v型腔調q 、五鏡腔調q的激光輸出。
  4. Presently, the laser pulse from the high power ultrashort laser system is several femtoseconds in duration, tw ( or pw ) level in peak power, 1020 w / cm2 ( or 1021 w / cm2 ) in focusing power density, according electric field is much stronger than coulomb field in atoms

    目前，高功率超短脈沖激光放大系統輸出的激光，脈寬達到幾個飛秒，峰值功率達到太瓦甚至拍瓦量級，聚焦功率密度達10 ~ 20w cm ~ 2 ，甚至1021w cm2 ，相應的電場比原子內庫侖場強得多。
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