• The results show that chirp is nonlinear and has extreme value near the center of the pulse and depends on the initial chirp.

    研究结果表明:三阶色散所致啁啾非线性存在极值,极值点脉冲中心附近并且与入射高斯脉冲初始啁啾有关。

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  • Any process that will compensate for such distortions of the initial pulse should improve reflection quality.

    任何补偿初始脉冲畸变处理改善反射波的质量。

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  • The higher the initial relative peak power is, the higher the compression ratio and compressed peak power of the bright pulse are.

    初始相对峰值功率脉冲压缩压缩峰值功率愈高,同时所需的光纤长度愈短。

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  • Taking into account the fifth-order nonlinearity in the refractive index of the fiber, the dark pulse propagation in fibers is simulated numerically for the varying initial conditions.

    考虑光纤折射率非线性极化效应,本文对不同初始条件下,光纤脉冲传输进行了数值模拟分析。

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  • The focus is given to the influence of pumping power, cavity length, the output coupler transmission and initial transmission on the repetition rate, pulse width and output power of laser output.

    着重研究功率输出透过以及初始透过率等因素激光输出脉冲序列重复率、脉冲宽度以及输出功率的影响

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  • The effect of wakefield, which depends on the initial pulse shape and width, leads to the asymmetry of pulse self phase modulation.

    波场效应导致脉冲相位调制对称性大小与初始脉冲形状脉宽大小有关。

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  • The analytic expression is derived by taking into account the third-order dispersion as an initial chirped Gaussian optical pulse propagates along the single-mode.

    考虑光纤色散阶项时,推导出具有初始啁啾高斯脉冲沿单模光纤传输时的表达式。

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  • The effect of initial chirp on the quality of the soliton-effect picosecond pulse compression in loss and no-loss fibers is studied by simulating the process of compression in conventional fibers.

    常规光纤中的脉冲孤子效应压缩过程为基础,研究了在有无损耗光纤中初始啁啾对脉冲压缩的影响。

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  • The selection of the initial shift register of M-sequence is a key technique in pulse compression waveform design whose pulse compression waveform must have low peak power and large compression ratio.

    二相编码波形设计初始移位寄存器选择是个关键技术直接决定了信号波形满足最小峰值功率下能否具有最大

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  • The propagation characteristics and the influence of initial chirp on Gaussian pulse width were discussed.

    计算了高斯型脉冲宽度色散缓变光纤中的传播特性初始啁啾对脉宽演变的影响

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  • The results from the technique indicate that the transmission of pulse relies on the instantaneous intensity, and the initial energy of pulse.

    研究结果表明:光脉冲透射率瞬时脉冲强度及脉冲初始功率有关,只有选择适当的初始能量,才能得到较好的整形效果。

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  • Suitable initial time delay and pulse chirp of pulses can improve the suppression and compensation for the distortion.

    合适初始脉冲时延初始脉冲啁啾有利于频域相位共轭技术对交叉相位调制所致信号失真抑制

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  • The results show that the compression ratio and compressed peak power of the bright pulse depend upon the initial relative peak power of the dark pulse to the bright pulse.

    结果表明脉冲压缩程度孤子相对于亮脉冲初始峰值功率有关。

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  • A method of optimizing thicknesses of complex shapes for a pulse electrothermal deicing system includes assigning initial estimates of the pulse electrothermal deicing system parameters.

    一种优化脉冲电热系统复杂形状厚度方法方法包括脉冲电热除冰系统参数指定初始估值

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  • The relations between the initial length of rabbit's muscles rectus femoris and its contraction tension were studied with stimulation of pulse electric current.

    实验以免载体股直为实验模型,研究该肌在一定脉冲电流刺激下长度收缩力、肌张力及肌力变化的相互关系

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  • It is shown that the initial damage time of optical coatings during a laser pulse is very short and the most part of the laser pulse generates larger damage.

    研究发现薄膜发生初始破坏所需时间脉冲大部分时间引起薄膜发生更大的破坏。

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  • The interaction distance relates to the standard deviation, the initial relative phases, the pulse width and the relative amplitude.

    相互作用距离初始间隔、初始相对相位宽和初始相对振幅有关

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  • Pulse width's change dependence on not only input power, but also initial chirp.

    变化功率啁啾都相关。

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  • The greater the pumping radius is, the greater the fluctuation of output pulse peak power caused by the fluctuation of oscillating light initial photon number mode distribution will be;

    泵浦半径越大振荡初始光子结构波动引起输出脉冲峰值功率波动越大;

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  • Numerical results show that the squeezing ration decreases at some initial distance when the chirp is positive and the squeezing was the best if the pulse is ideal fundamental soliton.

    数值结果表明初始啁啾初始一定距离范围内能减小压缩理想孤子压缩效果最好

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  • And it decreases also with the increase of absolute value of the initial pulse chirp coefficient, but has no relation with the sign of chirping coefficient.

    系统输出信号的偏振度随着信号原始啁啾系数绝对值增大而减小,啁啾系数符号无关。

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  • For the impulse, the two-photon reactions were dominated by the initial primary (unscattered and unabsorbed) pulse and the singlephoton reactions were dominated by the scattered diffuse light.

    模拟结果表明,对于这种脉冲激光,光化学光子反应主要起始时未被充分散射吸收脉冲所驱动,而光子反应由经散射后的浸射光所驱动。

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  • The inaccurate measurement of initial position of motor rotor when the motor starts is a problem existing in a servo system applying increment photo-electricity pulse coder.

    使用增量式光电编码器测量电机位置伺服系统电机启动时,普遍存在无法准确测量出电机转轴初始位置的问题

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  • The initial frequency chirp of the input pulse has a larger influence on the output pulse-width but a small influence on the output soliton-quality.

    相对而言,初始频率啁啾输出孤子宽度影响较大对输出孤子质量的影响并不严重。

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  • The oscillation times decrease with increasing of the initial area of the pulse, but amplitude, group velocity and the medium populations oscillation times of every level increase.

    随着脉冲面积增大,脉冲振荡次数减少振幅增大,传播速度增大,介质能级粒子布振荡次数也增多。

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  • When the initial chirp of the pulse is of same (opposite) sign as that of quintic nonlinearity coefficient, the whole chirp increases (decreases).

    啁啾与五非线性系数(异),总啁啾增加(减小)。

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  • When the initial chirp of the pulse is of same (opposite) sign as that of quintic nonlinearity coefficient, the whole chirp increases (decreases).

    啁啾与五非线性系数(异),总啁啾增加(减小)。

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