harmonic generation 中文意思是什麼

harmonic generation 解釋
諧波產生
  • harmonic : n 1 【音樂】泛音;和聲。2 〈 pl 〉【數學】諧函數,調和函數。3 【物理學】諧波,諧音。adj 1 和睦的...
  • generation : n. 1. 代〈約30年〉,世代,時代;同時代的人。2. 一代[一世]。3. 生殖,生育;發生,產生。4. 【數學】(面、體、線的)形成。5. 完善化階段,完善化方案,完善化的模型;發展階段。
  1. After a series of experiments, primary parameters of output are theoretically achivevd approximately gradually. its output, after second and third harmonic generation, will be appliedin great space ; and its function in the area of anti - laser and anti - ccd detection is not neglectable

    輸出激光經過二倍頻、三倍頻后,有極其廣泛的應用空間;在激光對抗與反ccd探測方面,它的作用更不容忽視。
  2. By a method for comparing, the conversion efficiency formula of the gaussian wave for second - harmonic generation ( cefgshg ) in general circumstances, which toke accounts of walk - off effect and self - focus effect together, was attained

    通過類比的方法給出了一般情況下,同時考慮走離效應和自聚焦效應時的高斯光束倍頻轉換效率公式。
  3. The dissertation discussed the theories of second - harmonic generation for negative uniaxial optical crystal and summarized properties of nonlinear optical crystals, which are subjected to ultraviolet second - harmonic generation, and represented the theorizational law of double frequency crystal select ( tldfcs ). at present, bbo crystal is the most subjected to commercial crystal of ultraviolet second - harmonic generation according to compared kdp, bbo, clbo, kabo and kbbf crystals based on tldfcs

    論述了負單軸晶體的倍頻理論,總結了適用於紫外倍頻的非線性光學晶體的特性,提出了倍頻晶體選擇的理論依據,並根據該依據通過比較,最後選定bbo晶體為目前最適宜用於產業化的紫外倍頻晶體。
  4. The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed

    將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中,分析了一個縱模、兩個縱模、多個縱模時的噪聲情況,合理地解釋了實驗中激光器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象,同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質,類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性,合理利用類臨界相位匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片,通過選單頻來抑制噪聲,獲得了藍光低噪聲的穩定輸出。
  5. 2. second harmonic generation in superlattice is derived from the coupled equation of three waves i discusing the relationship between the period of ppln and pumping wavelength. 3. on the theory of optical parametric oscillators, ppln - opo are analyed. theoretical analysises on temperature tuning and period tuning are presented

    以光參量振蕩理論為基礎,分析了ppln opo在不同泵浦波段的調諧特性,重點討論了加ln opo的溫度調諧和周期調諧特性以及ppln opo的溫度帶寬周期帶寬,從理論上研究了ppln opo信號光的轉化效率和輸出特性。
  6. The experimental results are fit well with theoretical calculation. 4. reviewing different methods for constructing optical superlattice. parameters are designed for constructing ppln used for the second harmonic generation of 1064nm pumping wave

    晶體,聲光調q獲得1064urn脈沖輸出,泵浦多周期的ppln opo ,獲得可調諧信號光輸出,實驗結果與理論計算相吻合。
  7. High - order harmonic generation by relativistic lasers in a maxwellian distributed plasma

    分佈等離子體中產生的高次諧波
  8. Proposed new method to enhance high - order harmonic generation conversion efficiency through atomic coherent states

    提出用原子相干態來提高高次諧波效率的新方法。
  9. The first order nonlinear hyperpolarizabilities in second - harmonic generation process and electro - optical pockels effect are computed. the basis set effects in ab - mitio quantum - chemical computation are mainly studied. the correction to the nonlinear optical properties due to the electronic correlation energy is discussed and the relationship between the first order hyperpolarizabilities and the frequencies of the external electric field is also investigated

    計算了二次諧波振蕩過程和電光pockels效應過程的一階非線性超極化率,研究了電子的相關能對pna分子的非線性光學性質的影響以及pna分子的一階非線性超極化率與外加光電場頻率之間的色散關系,並著重討論了量子化學從頭計算中基矢組的選取對計算結果的影響。
  10. Secondly, the nonlinear optical properties with pna molecule in different solvents are studied through using the polarized continuum model and few states approach on the base of time dependent density functional theory, and the first order nonlinear hyperpolarizabilities in second harmonic generation process are computed

    然後在含時密度泛函理論基礎上採用極化連續模型和少態方法研究了不同溶劑中pna分子的非線性光學性質,計算了二次諧波振蕩過程的一階非線性超極化率,並討論了pna分子的非線性光學性質與溶劑極性之間的關系。
  11. Harmonic generation crystal

    諧波振蕩晶體
  12. The phase matching and group velocity matching conditions of type - i and type - ii second harmonic generation ( shg ) are obtained according to the momentum and energy conservation laws. the group velocity delay of ultrashort pulse shg on clbo and the crystal length decided by the group velocity delay are analyzed and compared with bbo ' s

    從動量守恆、能量守恆出發推導得出了超短脈沖倍頻的類、類相位匹配和群速匹配條件,對clbo晶體用於超短脈沖倍頻時的群速延遲以及由群速延遲決定的晶體長度進行了分析和數值模擬,並與bbo晶體進行了比較。
  13. Such saturation will reduce the efficiency of the circuitry employing the inductor and is liable to increase noise and harmonic generation

    飽和現象會降低電感在電路中應有的效能,由此可能導致電路噪聲增大,並產生諧波。
  14. The conversion efficiency formula of the flat wave for second - harmonic generation was deduced in detail. and that of the gaussian wave for second - harmonic generation also was given in the small signal deliver

    詳細推導了平面二次諧波的倍頻轉換效率公式,介紹了小信號近似下高斯光束的倍頻轉換效率公式。
  15. At the same time the ionized electron under the strong laser field may return to the vicinity of the nucleus and recombine to the groud state. subsequently a photon of high energy may be emitted. this is high - order harmonic generation ( hhg )

    同時電離后的電子在強激光場的作用下,可能會回到核附近,與核發生相互作用從而放出高能光子,產生高次諧波( hhg )等現象。
  16. We calculate high order harmonic generation and ionization probability of one - dimensional atom in intense laser field. our results are in good agreement with those of split - operator method

    ) dinger方程,研究了一維模型原子在強激光場中的高次諧波和電離幾率,其結果與分裂算符方法所得的結果符合得很好。
  17. Then we also investigate the high harmonic generation and ionization of the long - range and short - range potential atoms by using numerical solution of the time - dependent schrodinger equation for a one - dimensional atom in intense laser fields

    ) dinger方程,研究了具有相同基態能量的一維長程勢原子和短程勢原子產生高次諧波和電離幾率的特點。
  18. It is found that the intensities of high harmonic generation for both cases are similar, but the short - range potential atom does not radiate the low - order harmonic spectra, and the ionization probabilities of the long - range and short - range potential atoms as a function of the laser intensity are obviously different

    在強激光場中,長程勢原子和短程勢原子產生的高次諧波對應的平臺和截止位置相同,但是短程勢原子沒有低階的高次諧波,而長程勢和短程勢原子在激光場中的電離幾率明顯不同。
  19. Finally, by using split - operator method to solve time - dependent schrodinger equation of two - dimensional atom in intense laser field, we calculate high order harmonic generation and ionization probability of two - dimensional atom in intense laser field and compare our results with those of one - dimensional atom with same binding energy. it i & found that the cutoff position of high order harmonic generation obtained by using these two models are same, but there are great differences in ionization probability

    ) dinger方程,研究了兩維模型原子在強激光場中的高次諧波和電離幾率,並與具有相同基態能量的一維模型原子所得的結果進行了比較,結果表明,用這兩種模型所得的高次諧波的截止位置相同,但電離幾率有很大的差異。
  20. We got the pl spectrum of zno nanowires using an 806nm fs laser act excited source based nonlinear optical process. the results showed the second harmonic generation ( shg ) phenomenon besides the exciton - exciton collision peak at 388nm, at

    實驗中除388nm處的激子-激子碰撞峰之外,還觀測到了二次諧波產生( shg )現象,另外在515nm附近觀測到了由氧空位造成的綠光發射峰。
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