The results of numerical calculation for theoretical equations with considering propagation effect and Doppler effect in the open LWI system show that: 1) It is more advantageous to obtain LWI in the open system when the probing and driving fields are copropagating.
在考虑Doppler效应下,通过理论分析和数值模拟研究了传播效应对开放四能级系统中的无反转激光特性的影响。
Using the model of an open Ladder type inversionless lasing system,we analyze the affections of propagation effect on the inversionless lasing gain,Rabi frequencies of probe field and driving field, and the populations by the numerical calculation results for the both cases with and without considering the Doppler effect.
利用开放的Ladder型无反转激光系统模型,通过数值计算结果,分析了无Doppler效应和有Doppler效应两种情况下,传播效应对无反转激光增益,探测场和驱动场Rabi频率及能级粒子数布居的影响,同时还研究了在特定距离处,无反转激光增益与介质入口处的驱动场Rabi频率和Doppler展宽的关系。
By treating photorefractive spatial soliton as rays in geometric optics, the action of the diffusion effect on propagation of PR spatial solitons is analyzed.
把光折变空间孤子看作几何光学中的一束光线 ,研究了扩散效应对光折变空间孤子传播的影响。
Study on Vernalization Character of Wheat and Effects of Sowing Time in the HuangHuai Wheat Region;
黄淮麦区小麦春化发育特性与播期效应研究
Effects of Sowing Date,Planting Density,Fertilizer Rate and Field Water on Late Rice
不同播期、密度、施氮量和水分对晚稻的效应
Countrymen Launching Newspapers during Wuxu Reform and Its Spreading Effect
戊戌变法时期国人的办报活动与传播效应
Effect of Planting Date and Planting Density on the Population Quality and Grain Yield of Winter Wheat;
播种期和密度对冬小麦群体质量和产量的调控效应
Effects of Sowing Dates and Combinations of Nitrogen and Phosphur Fertilizers on Grain Yield and Protein Content in High Protein Content Soybean;
播期和肥料运筹对专用高蛋白大豆产量和品质的调节效应
The Value Exploitation and Positive Results of Negative News Information Spread During the Days of the Anti-SARS Campaign;
非典时期负面新闻信息传播的价值开发及正向效应
Effect of Sowing Date on Sugar Content and Starch Accumulation in Grains of Tow Winter Wheat with Different Gluten
不同筋型小麦品种籽粒可溶性糖含量和淀粉积累及播期调控效应
Preliminary Report on Comparison Test of Yite Muskmalon Production Effect with Different Date of Sowing in Autumn Greenhouse
秋季日光温室不同播种期对厚皮甜瓜生产效应的影响
Effect of Sowing Dates on Wheat Yield in Sichuan Basin
播期提前对四川盆地弱春性小麦新品种的产量效应
effect of nuclear explosion on radio wave propagation
核爆炸电波传播效应
effect of rocket exhaust on radio wave propagation
火箭喷焰电波传播效应
Efficient Adaptive Reliable Broadcast/Multicast MAC Protocol
一种高效的自适应可靠广播/组播MAC协议
To study the accelerating effects that temperature and light have on the nutritional growth of rice through a three-year experiment of sowing rice by stage.
通过3年的水稻分期播种试验,研究温光因素对水稻营养生长的促进效应。
Regulatory Effects of Sowing Dates on Growth Characteristics, Grain Yield and Quality of Different Types Wheat under High-yielding Cultivation Condition
丰产栽培条件下不同类型小麦生育特性和产量品质及播期调节效应
Application Research of AMMI Model on Wheat Sowing Date Experiment
AMMI模型在小麦播期试验中的应用研究
Effect of sowing date and rate on canopy intercepted photo-synthetically active radiation and yield of winter wheat
播期和播量对冬小麦冠层光合有效辐射和产量的影响
Very Low Frequency Propagation Phase Prediction and Study on C-layer Effect;
甚低频传播相位预测与C层效应研究
The Demonstration Study of the Model for Advertisement Communicating Effect Evaluating;
广告传播效果评估模型及其应用研究