显然,对这种系统,要实现长距离传输,必须采用较低色散系数光纤。
So for this system, in order to realize long distance transmission, the optical fiber dispersion coefficient must be small.
这种把色散系数函数化成多项式的分析方法,适合于任意精度的宽带色散补偿。
This method of adopting the dispersion function series expansion can be used in high precision broadband dispersion compensation.
若周期性地改变光纤的三阶色散系数,可有效避免它对色散管理孤子传输的影响。
The effect of third-order dispersion can be significantly suppressed if third-order dispersion of th…
最后,对全息透镜和折射透镜的色散特性进行了比较,得到衍射光学元件的等效色散系数。
Finally, the chromatic dispersive characteristics of holographic lens and refractive lens are compared, and the effective chromatic coefficient of holographic lens is given.
反射光束的纵向位移量随入射角变化而变化,光束的时间移动、强度和宽度的变化与色散系数有关。
The longitudinal shift varies with the incidence Angle, and the time delay and the variations in the intensity and the time-width depend on the dispersion of the material.
采用线性组合算符和幺正变换的方法,得出极化子基态能量与色散系数、耦合强度以及磁场强度之间的关系。
The relations of the ground state energy with the coefficient of dispersion, strength and magnetic field strength are derived by using linear-combination operator and unitary transformation method.
数值模拟了SSD各参量,包括脉冲时间、调制频率、位相调制系数、光栅线色散系数等对束匀滑性能的影响。
The influences oft he parameters of the SSD technique on the beam smoothing performance are numeric ally analyzed.
仿真研究了传输信道和光功率对光码分多址系统性能的影响,分析了传输距离、光纤色散系数、光纤衰减、入纤光功率等与误码率和Q值的关系。
The influences of length, dispersion index and attenuation index of transmission fiber and incident optical power on ber (bit error rate) and Q value of the system is analyzed.
理论和实验研究表明,参量放大的带宽取决于泵浦波长和泵浦功率、光纤非线性系数、光纤的色散特性。
Theory and experiment show that bandwidth of FOPA depends on pumping wavelength and pumping power, optical fiber nonlinear coefficient as well as dispersion characteristics.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on the attenuation, modulus, and velocity dispersion in low frequency range.
折射率、色散和吸收系数是用于超高速全光开关的光学材料的重要品质指数。
Refractive index, chromatic dispersion and absorption coefficient are material figures of merit for ultrafast all optical switch.
为验证此方法的有效性和可靠性,对N阶色散媒质的反射系数进行了分析与计算,并与已知的解析结果进行了比较。
In order to verify the effectiveness of the approach, the reflection coefficient of the Nth-order dispersive media interface is calculated and compared with the known analytical results.
模拟和分析了很宽吸收系数范围内非线性有损耗波导系统TE和TM波与功率有关的色散关系。
The power-dependent complex dispersion relations for TE and TM waves in a lossy nonlinear guiding system with a wide range of absorption coefficients are simulated and analyzed.
其次,在给定工作频率的情况下,分析了不同纵向波矢量和不同调制系数时的横向波矢量间布里渊区色散特性。
Secondly, when the operation frequency is given, the dispersion relation between transverse wave vectors were analyzed with various longitudinal wave vector or modulation coefficients.
利用耦合模方程,对具有不同耦合系数的线性啁啾光纤光栅的色散特性进行了理论和数值分析。
The dispersion of linearly chirped fiber gratings with different coupling profiles is studied theoretically and numerically using coupling mode equations.
通过比较得出一组最佳的品质因数调节参数,并用于对光栅耦合系数高斯分布形状和耦合长度进行优化,最终获得了最佳的色散特性。
With this quality factor, the grating structure is optimized by selecting different coupling lengths and the distribution of coupling coefficient to improve its dispersion property.
采用全矢量有限元法,对其色散和非线性系数进行了数值模拟。
Its dispersion and nonlinearity coefficient are investigated simultaneously by using full vectorial finite element method.
详细研究了光纤参量放大系统中的增益和带宽与各主要参数如光纤长度、色散斜率、非线性系数、泵浦光功率等的关系。
Some parameters such as fiber length, dispersion slope, nonlinearity coefficient, and pump power have important impact on gain and bandwidth in optical fiber amplification system.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on theattenuation, modulus, and velocity dispersion in low frequency range.
另外,介质筒的介电常数,填充系数等都对色散曲线有影响。
In addition, the dielectric parameter and the filled coefficient also have influence on the dispersion curve.
在亚光速区,对处于相对论性振荡的纵等离激元色散方程进行数值求解,得到了朗道阻尼系数的数值解。
The landau damping rate is obtained by solving the dispersion equation of relativistic longitudinal plasmons with the sub-light-velocity numerically.
通过系统仿真,得到色散参量的变化对拉曼放大器的性能影响较大,而非线性系数对其影响较小。
The simulation results show that dispersion has great impact on the performance of fiber Raman amplifiers, while nonlinearity makes little influence on them.
用INDO/SDCI方法研究了酞菁锌的电子结构、紫外-可见光谱、三阶非线性光学系数及其色散效应。
The electronic structure, UV-visible spectrum, nonlinear third-order optical susceptibility and its dispersion of zinc phthalocyanine(ZnPc)were studied by using INDO/SDCI method.
采用谐振法测量它们的色散特性和驻波系数,实验结果与理论计算值和模拟值吻合良好。
The dispersion and standing wave factor are measured by resonance method. Compared with the theoretical results and simulating results, they match very well.
采用谐振法测量它们的色散特性和驻波系数,实验结果与理论计算值和模拟值吻合良好。
The dispersion and standing wave factor are measured by resonance method. Compared with the theoretical results and simulating results, they match very well.
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