1)coherent de-dispersion相干消色散
1.Pulsar coherent de-dispersion experiment was carried out by using the 25m Nanshan radio telescope in the Urumqi Observatory.脉冲星相干消色散过程是:通过对观测信号进行Nyquist采样,对采样数据做傅立叶变换,变换后的频域信号与星际介质Chirp函数乘积,然后再做逆傅立叶变换回时域,得到消色散后的时域信号。
英文短句/例句
1.Pulsar Coherent Dedispersion System Based on the Computer Cluster基于计算机集群的脉冲星相干消色散系统研究
2.coherent scattering and non-coherent scattering相干散射和非相干散射
3.Low-coherence interferometric measurements of fiber bragg gratings dispersion光纤布喇格光栅色散测量的低相干干涉方法
4.Analysis on Error of Low-Coherence Interferometric Measurement of Dispersion of CFBGsCFBG色散特性低相干干涉测量的误差分析
5.Polarization-Induced Fading Elimination Technique for Coherent Detection of Brillouin Scattering Spectrum布里渊散射谱相干检测的消偏振衰落技术
6.Dispersion Effect in Optical Coherence Tomography Thoery;光学相干层析成像系统中色散现象研究
7.Dispersion Extraction with Optical Coherence Tomography:a Pilot Study光学相干层析术提取色散信息的初步研究
8.Determination of Imperatorin in Xiaofeng Powder by RP-HPLC反相高效液相色谱法测定消风散中欧前胡素的含量
9.Spectrum Properties of Partially Coherent Gaussian-Schell Model Beam in Anomalously Dispersive Media;部分相干高斯—谢尔模光束在负色散介质中的光谱特性
10.incoherent scatter ionospheric sounding非相干散射电离层探测
11.coherent raman scattering spectroscopy相干喇曼散射光谱学
12.This situation is called destructive interference.这种情形称作相消干涉。
13."The waters go from a pool, and a river becomes waste and dry;"海中的水绝尽,江河消散干涸。
14.The view open out In front of us as the fog cleared雾一消散景色就呈现在我们眼前了
15.The view opened out in front of us as the fog cleared.雾一消散景色就呈现在我们眼前了.
16.Eliminate Chromatic Aberrations for Acousto-optic Tunable Filter声光可调谐滤波器(AOTF)消色散设计
17.Study of Digital Speckle Photography and Spatial Modulation for Electronic Speckle Pattern;电子散斑照相与散斑干涉场空间调制技术研究
18.The Determination of Single Scattering Region in Low-Coherence Dynamic Light Scattering低相干动态光散射中单散射区域的确定
相关短句/例句
fully destructive interference相干相消
1.Analysis of the fully destructive interference of overlapping-images in MMI couplers;多模干涉耦合器中重叠像相干相消现象分析
3)Achromatic[英][,?kr?u'm?tik][美][,?kr?'m?t?k]消色散
1.Design and fabrication for Achromatic Optical Variable Device;消色散光变图像的二元光学设计与制作方法
4)destructive interference相消干涉
1.This paper discusses the conditions and distributions of constructive interferences and destructive interferences when two interference wave sources on the focuses of an ellipse, a rotation ellipsoid, a hyperbola or a rotation hyperboloid.定量讨论了置于椭圆与双曲线焦点上的两个相干波源在椭圆、旋转椭球面、双曲线以及旋转双叶双曲面上产生相长干涉与相消干涉的条件与分布。
2.06MeV in 12 C(p,γ) reaction are attributed to the destructive interference between semidirect capture and fine resonance capture in the process of doorday state.这是因为半直接俘获与门态过程中的共振俘获之间有相消干涉效应 ,计算结果与实验值符合较
3.At the effect of the strong coupling field,the coupling transition produces a pair of the dressed states transition,which changes the probe transition into two transitions lead destructive interference to absorption,and the medium takes completely on the transparency phenomena.阐述在三能级原子系统中产生的电磁诱导透明现象,在强耦合场作用下,耦合跃迁产生一对修饰态跃迁,把探测场跃迁一分为二,分裂后的两个探测跃迁由修饰态相干对吸收引起相消干涉,从而抑制吸收,使介质在强相干场作用下呈现完全透明现象。
5)decoherence[,di:k?u'hi?r?ns]消相干
1.Qubit decoherence in non-Markovian approach;量子位非马尔柯夫过程的消相干
2.Two-level atom s decoherence vanishing from sight through three-photon processes in high-intensity cavity;消除高强度光腔三光子过程中两能级原子的消相干性
3.Elimination of the two-level atom s decoherence of two-photon Jaynes-Cummings mode with Stark shift;消除伴随Stark位移效应的简并双光子J-C模型的消相干性
6)interference cancellation干扰相消
1.A new synchronous multiuser detector of DS/CDMA is proposed in this paper , which is based on the successive Multistages interference cancellation technology.提出了一种新的基于逐级干扰相消技术的多用户检测器,分析了检测器的干扰相消原理,并给出了该检测器的系统框图及其误码性能。
延伸阅读
相干散射和非相干散射 再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下,源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中,存在一系列因素使散射过程成为非相干散射。主要的因素是:原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射,源函数是相当复杂的。
