線性光密度計 的英文怎麼說

中文拼音 [xiànxìngguāngmìdùjì]
線性光密度計 英文
linear de itometer
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 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
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. This paper derived the transfer matrix of the bilayer structure composed of left - handed and right - handed materials, and computed the density of states ( dos ) along the axis of the finite one - dimensional photonic crystal, which was constructed out of n such bilayer structures periodically

    摘要推導出了由左右手材料構成的雙層結構的轉移矩陣，計算了由n個該雙層結構周期性排列所形成的一維有限長度光子晶體沿其軸線方向的態密度。
  2. The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field

    具體工作可以概括如下：首先，研究了vcsel的熱場特性，分析了電流擴展，材料參數和工作條件對于溫度分佈的影響；其次，從電極電壓入手，計算出激光器中的等勢線分佈，並對不同深度處的電壓和電流分佈進行比較，研究了高阻區的不同位置和不同厚度、限制層和出射窗口半徑的大小對電流密度、載流子濃度和溫度分佈的影響；再次，實現了電、光、熱耦合，求出了閾值電壓，計算了不同偏置電壓下的電流密度分佈、載流子濃度分佈和熱場分佈，分析了溫度和載流子濃度變化對折射率、費米能級和光場的影響；最後，給出了考慮n - dbr和雙氧化限制層時激光器中的等勢線分佈，分析了n - dbr和雙氧化限制層對vcsel電流密度、載流子濃度、溫度和光場分佈的影響。
  3. 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型系統頻率上轉換無粒子數反轉激光，利用密度矩陣運動方程，通過理論分析和數值計算，得出該系統產生無粒子數反轉激光的條件，討論系統各參數的變化和驅動場與探測場的失諧對激光增益、色散和粒子數差的影響，還討論了頻率上轉換區域的非線性效應，分析了增益的穩定性及系統的瞬態演化過程。
  4. 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。
  5. With numerical calculations, the influences of device structure, material parameters and operating conditions on the distributions of the equipotential line, current density, carrier concentration, optical field and temperature profiles have been investigated, and the interactions between the correlative characteristics have been studied at the same time

    通過對這些相互關聯的特性進行數值計算，分析了器件結構、材料參數和工作條件等對等勢線分佈、注入有源區的電流密度、有源區中的載流子濃度、光場強度以及溫度分佈的影響，並研究了這些特性之間的相互影響。
  6. According to the different require of the phase mask, the holographic recording method for the design of linearly chirped phase mask is studied in this paper. the fringe formed by the interference of two spherical waves, whose density varies linearly with space, is used to record the chirped phase mask. the two design schemes proposed in this paper are analyzed and compared, and the experimental results are given

    根據光纖光柵掩模的不同要求，研究討論了用全息干涉方法製作線性啁啾位相掩模的設計方法，提出用兩球面波干涉產生條紋密度隨空間距離線性變化的干涉條紋記錄啁啾位相光柵，分析比較了文中給出的兩種設計方案，給出了實驗驗證結果，並且製作了線性啁啾光刻膠掩模。
  7. Linearization - the on - board spectrophotometer supplies color and density data to the external rip ' s color management software

    線性-對董事會分光光度計用品顏色和密度數據給外部扯裂的色彩管理軟體。
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