The results agree with previous studies that have analyzed single photons whose precursor and main wave form have not been separated, which have reported an oscillatory structure.
结论与先前的研究相同，虽然先前的研究分析的是尚未将前驱和主波分离的光子，它们显示出了一个振荡结构。
The scientists found that the precursor wave front of a single photon always travels at c, like the signal velocity of large groups of photons.
科学家发现，单个光子的前驱波头一般以光速c传播，就像由大量光子携带的信号的传播速度一样。
The atoms had an effect called electromagnetically induced transparency (EIT), which enabled the scientists to separate the single-photon precursors from the main wave packet.
这些铷原子可以产生一种称为“电磁感应光透明”(EIT)的效应，可以帮助科学家从主波包中分离出单个光子前驱。
No single weather event—heat wave, hurricane or blizzard—tells us much about climate.
诸如热浪、飓风或者冰雹这样单一的天气事件不足以描述气候状况。
But this study is the first to experimentally show that optical precursors exist at the single-photon level, and that they are the fastest part of the single-photon wave packet.
而这次的研究则是第一次用实验证明，在单个光子层次上也存在着光前驱，而且它们也是单个光子的波包中最快的部分。
The extraction condition of Ginkgo Biloba Seed polysaccharide (GBSP) by Ultrasonic Wave were optimized with single factor and orthogonal experiments.
通过单因素和正交试验优化了超声波法提取银杏多糖的实验条件。
The lattice wave solution of single atomic chain only results from the cyclic boundary condition.
指出一维单原子链的格波解是由于采用了循环边界条件的结果。
Matching characteristics of single staggered ladder slow wave circuit are calculated by eguavelent circuit method in the paper.
文中采用等效电路法计算了单交叉梯形慢波电路的匹配特性。计算结果与实验测量基本一致。
While dull wave of monophasic or biphasic and low amplitude could be seen under low voltage single stimulation.
而在低电压单个刺激时见到的是单相或双相低幅的钝波。
The state of electron is described by wave function. Intensity distribution of single slit electron diffraction is derived by probability distribution of electron momentum.
电子状态用波函数描述，由电子动量的概率分布，得到电子单缝衍射的强度分布。
The double wave function theory is applied to study the motion of single particle in the quadratic anharmonic model field.
应用双波函数量子理论，研究了在二次型非简谐振子模型场中运动的单粒子的运动状态，给出了力学量的时间演化方程。
The Rayleigh scattering theory is quoted to analyze how single EPS sphere absorbs electromagnetic wave.
引用瑞利散射原理，分析了单体EPS球对电磁波的吸收。
The core of the controlling system is the single-chip computer. and the conveying of the signal adopts the communication technology of powerline carrier wave.
系统控制核心是单片机，信号的传输采用电力载波通讯技术。
This paper describes the virtual experiment of single phase half wave controlled rectifier with different load.
本文设计了单相半波可控整流电路，在带不同负载情况下的虚拟实验。
The most major advantage of the method lies in the fact that only the interference wave with single frequency can be suppressed, and the loss of useful signal is very limited.
本方法的最大优点是仅对单频干扰波进行有效的压制，对有效波的损失很小。
The self induced phase matching in four wave mixing in a nonbirefringent single mode optical fiber has been observed.
报道了无双折射单模光纤中四波混频的一种新型相位匹配方式。
An S-wave arrival time detection method for wave velocity measurement in single-hole method is presented in this paper.
本文系统论述了单孔法剪切波速测量信号处理中的一种到时差识别方法。
The theory describes the temporal nonlinear evolution of the field amplitude and frequency shift of a single wave mode.
从理论上描述了单一受激波的场幅值和频率偏移的非线性变化。
Objective:To evaluate clinical outcomes of extracorpereal shock wave therapy(ESWT) to scapulohumeral periarthritis in a single blind study.
目的：用单盲的研究方法评定冲击波治疗（ESWT）肩周炎的临床效果。
A new approach is proposed for the measurement of micron grade and sub-micron grade single particle size by the use of acoustic wave entrainment.
文中提出了一种新的利用声波夹带测量微米级和亚微米级单颗粒粒径的方法。
This is significant in improving the radiation performance of the single ridged wave-guide slot phased antenna.
这对于提高单脊波导缝隙相控阵天线的辐射性能具有重要意义。
This paper proclaims similarity of distribution between light strength of monochromic Fraunhofer's single - slit diffraction and square - wave frequency spectrum.
本文揭示了单色光夫琅和费单缝衍射的光强分布与矩形波频谱分布之间的相似性。
The guided wave optical method can be applied to measurement of characteristic parameters of optical thin films, but usually can only be carried out under the conditions of single wavelength.
导波光学方法能够用来测量光学薄膜的特征参数，但通常只在单一波长条件下进行。
The method has good decomposing ability for a single wave, can provide three kinds of shows such as amplitude spectrum, energy curves and PRONY filtered sections, having a strong QC tools.
此方法对单波有很好的分解能力，能提供振幅谱、能量曲线及PRONY滤波剖面等三类显示，并具有较强的质控手段。
The coordinate equation and noninterferential condition of tooth profiles are used to calculate interference of tooth profiles of the single wave harmonic drive.
运用坐标方程和齿廓不干涉的条件，验算单波谐波传动齿廓的干涉。
The single standing wave mode in a circular cylinder subjected to a vertical oscillation was studied by employing two-time-scale perturbation expansions.
本文利用奇异摄动理论的两时间变量展开法，研究了垂直强迫圆柱形容器中的单一水表面驻波模式。
This paper introduces hardware composition and software design of recording location of signal wave crest with single chip computer.
介绍用单片机记录信号波峰位置方法的硬件组成和软件设计。
Rayleigh wave propagation and dispersive curve in single layers semi-infinite space model and three dimensional road embankment are studied comprehensively by using finite difference software FLAC3D.
笔者利用有限差分软件FLAC3D，对单层介质半无限大体和三维路基体的瑞利波传播特性以及频散曲线进行了数值模拟分析；
The scattering form functions of the single shell and double concentric shells insonified by a normally and obliquely incident plane wave are calculated.
并分别计算了平面波正横和斜入射单层和双层无限长圆柱壳体的远场散射形态函数。
The scattering form functions of the single shell and double concentric shells insonified by a normally and obliquely incident plane wave are calculated.
并分别计算了平面波正横和斜入射单层和双层无限长圆柱壳体的远场散射形态函数。
应用推荐