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- Using steady state rate equations,closed form solutions for carrier density in the active layer is deduced. 利用稳态速率方程 ,导出了激光器有源区载流子密度与偏置电流及输入信号光功率关系的隐函数表达式。
- The higher carrier density in the type-II quantum well results in higher Auger recombination rate as temperature increases. 第二型量子井中较高的载子浓度可能是高温时欧杰复合速率增加的原因。
- The effects of different irradiation energy density and laser wavelength on the carrier density and the process of temperature ultrafast variation were investigated. 研究了不同辐照能量密度和不同激光波长对载流子密度和温度超快变化过程的影响规律。
- Nonuniformly injected SOAs can improve carrier density hole-burning effects and have more stable gain and higher saturation output power than conventional SOAs. 采用非均匀注入结构,可以达到改善SOA内部载流子空间烧孔效应、稳定增益、提高输出功率的目的。
- The linear relation of gain on carrier density in the conventional rate equation is replaced by the logarithmic relation (gain saturation effect) for quantum well (QW) lasers. 用量子阱激光器增益与载流子浓度的对数关系(增益饱和效应)取代了体材料的线性关系,得到了适用于量子阱结构的速率方程,详细分析和计算了这一修正的影响。
- It is indicated that the laser structures with many quantum wells will suffer from the inhomogeneity of the carrier density within the quantum well itself which affects the LD performance. 结果表明,当激光器包含多个量子阱时,量子阱内部的载流子密度的不均匀性会损害激光器的性能。
- The essay discusses a series of tests which the factors of the carrier density .solidified agent density, medium and PH value influence the capacity of lysine production solidified yeasts. 本文报道了载体浓度、固化剂浓度、培养基浓度以及其PH值等因素对固定化酵母产赖氨酸影响的系列试验和结果。
- Mott-Schottky analy?鄄sis showed that the hydrogen protons could enhance the dielectric constant of the passive film and account for the increase in capacitance and carrier density of passive films. 同时,氢促使钝化膜的介电常数增大,空间电荷电容增大,载流子密度增加,从而降低了钝化膜的稳定性。
- The applicability of the assumption, "the surface photo-voltage is a monotonic function of the surface excess minority carrier density", to epitaxial material is studied by numerical analysis method. 本文应用数值计算方法研究了表面光电压是表面非平衡少子浓度的单调函数这一假设对于同型外延材料的可应用性。
- Your carrier for this flight is British Airways. 你的这一班机是英国航空公司的飞机。
- The missile was launched from the aircraft carrier. 导弹是从航空母舰上发射的。
- The commercial carrier is doing a lively business. 那家商务运输公司业务繁忙。
- Calculation Method of Self-Consistent Distribution of Voltage and Carrier Density in VCSEL 确定VCSEL电势及载流子自洽分布算法的研究
- Standard test method for net carrier density in silicon epitaxial layers by voltage-capacitance of gated and ungated diodes 用栅控和非栅控二极管的电压-电容关系测定硅外延层中净载流子浓度的标准方法
- The density of population in this city is very high. 这个城市的人口密度非常高。
- The new aircraft carrier was officially launched into the sea by the queen. 这艘新航空母舰由王后正式下令下海使用。
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- Research advances of low density lipoprotein as medicine carrier. 低密度脂蛋白作为药物载体的研究进展。
- A sharp reversal of direction, as of a ball carrier in football. 急转向相反方向急转,如橄榄球比赛中的持球球员的反切动作
- He received a note dispatched by a carrier pigeon. 他收到一封由信鸽传送的短信。