1) backscatter waveform
后向散射波形
1.
According to the transmission of laser beam in seawater, a method of deducing the effective attenuation coefficient ( k eff ) of the transmission from the backscatter waveform of laser beam has been introduced to discuss the k eff of different experiments.
依据机载蓝绿激光脉冲的传输过程,分析了激光束向下传输时返回的后向散射波形,采用从返回信号中提取出海水的有效衰减系数keff的方法,并利用测深系统海上实验采集的数据,获得了后向散射波形的有效衰减系数的估算值,并对结果进行了讨论。
2) sky wave back scatter
天波后向散射
3) backscattering echo
后向散射回波
4) Microwave backscattering
微波后向散射
5) backscattering
['bæk,skætəriŋ]
后向散射
1.
Influence of bubble concentration on lidar backscattering characteristic;
气泡浓度对海洋激光雷达后向散射特性的影响
2.
Study of bandwidth for suppressing seawater backscattering based on frequency filtering;
频域滤波抑制海水后向散射的带宽研究
3.
The light backscattering properties study of bubble film using Monte Carlo simulation;
气泡幕后向散射光信号特性的蒙特卡罗方法研究
6) Backward scattering
后向散射
1.
This article introduces the measuring and the calculation of forward and backward scattering in some range of surface roughness and waviness of laser gyro mirror substrate and presents the effect of surface roughness and waviness on scattering.
研究了激光陀螺反射镜基片表面粗糙度和波度前、后向散射的测量计算及其对散射的影响。
2.
This paper is based on long-term experimental data by backward scattering lidar for visibility.
采用自行研制的后向散射式能见度测量仪进行能见度测试,基于长期的实验数据对多种大气条件下的测量误差进行分析。
3.
Basing on laser backward scattering method,the backward scattering signal of digital receiver is measured in the laser′s transmission.
文章采用后向散射能见度测量法,通过测量激光在大气传输过程中产生的后向散射信号,计算大气的消光系数,从而得出大气能见度值,从硬件和软件上设计,并进行了实验。
补充资料:前向相干散射原子光谱分析
分子式:
CAS号:
性质:利用光波的前向相干散散射效应进行多元素分析的光谱技术。原理为光散射具有相长干涉和共振性。前者为前向散射光强度比侧向的高;后者为光频率接近于原子共振频率时,散射增强,而且散射光强度与散射原子数目有关。
CAS号:
性质:利用光波的前向相干散散射效应进行多元素分析的光谱技术。原理为光散射具有相长干涉和共振性。前者为前向散射光强度比侧向的高;后者为光频率接近于原子共振频率时,散射增强,而且散射光强度与散射原子数目有关。
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参考词条