The duration of Stokes pulse was tunable by simply changing the separation between two cells and the tuning range depended on the pump energy. 通过简单地改变双池间距可以获得脉宽可调的优质光束,脉宽可调范围依赖于抽运能量。
Pulse separation and characteristics analysis of dolphin's sonar signal 海豚声纳信号的脉冲分解及特征分析
The effects of potentials and time periods for pulse amperometric detection, concentration and pH value of electrolyte, separation voltage and injection time on the analytical characterization were investigated. 研究了三脉冲电位及时间、电解液的浓度、酸度、电泳电压及进样时间对电泳分离和检测的影响,得到了最优测定条件。
The dynamic process of a Q switched double pulse ruby laser with μ s time separation is presented. The approximate value of Q switch control voltage is deduced and the design of main control circuit and the tested results are given. 阐述了μs时间间隔红宝石双脉冲Q开关激光器的动力学过程,求出Q开关电压峰值的近似值,并给出主要控制电路的设计和测试结果。
Acquiring charateristics of pulse wave by Gauss function separation 高斯函数分解法提取脉搏波特征
When the laser energy density is 1.41 J/ cm~ 2, the output waveform of CCD detector is unrecognizable with single pulse and without any output with two pulses. The damage mechanism is considered to be coulomb force of electric field from charge separation. 能量密度为1.41J/cm2时,单个脉冲就使CCD器件的输出波形无法辨认,2个脉冲后CCD器件没有任何信号输出,硬破坏源于电荷分离形成的电场库仑力。
Because the radiant signal is unknown, the problem of pulse match and signal separation becomes more complicated. 因为被测辐射源信号是未知的,多辐射环境脉冲配对和信号分选问题就更为复杂。
The temporal and spectroscopic characteristics of multi-order SRS pulses, pumping pulse, and their temporal separation in quartz quasi-monomode optical fiber are reported for ps pumping pulses. 本文报道了在准单模石英光纤中对于ps泵浦脉冲,研究了多级SRS脉冲、泵浦光脉冲的时间特性和光谱特性以及它们之间的时间分离。
The Dynamic Process of a Q Switched Double Pulse Ruby Laser With μ s Time Separation μs时间间隔红宝石双脉冲Q开关激光器的动力学过程
The status quo of research on beneficiation of copper and molybdenum ores are presented and several methods for separation of copper and molybdenum ores are briefly introduced, i. e. pulse high-gradient magnetic separation, flotation of filling-type flotation column and nitrogen filling flotation. 介绍了铜钼矿选矿的研究现状及铜钼分离的几种方法,即脉动高梯度磁选、充填式浮选柱浮选和充氮浮选。
Experiment conditions using differential pulse polarography have been studied. The direct determination of trace arsenic in sulphur without separation was established. 采用微分脉冲极谱法研究了各项实验条件,建立了直接测定硫中微量砷的方法。
How the amplitude, pulse width and shape of acceleration load influence the parameters as head disk separation, disk deformation, roll and pitch angle of suspension were studied. 分析了冲击加速度载荷的幅值、脉宽以及脉冲波形对硬盘驱动器中头盘间隙、盘片振动、传动臂俯仰角与滚动角等特性参数的影响。
Pulse oximeter signal extracted through the reflective oxygen probe into the system, after a pre-stage amplifier, the signal separation, filtering, gain adjustment circuit, etc., from A/ D converter into a digital signal into the microprocessor. 脉搏血氧信号通过反射式血氧探头提取到系统中,经过前置级放大电路放大、信号分离、滤波、增益调节等电路,由A/D转换器转化为数字信号送入微处理器中。
Pulse coupled neural network ( PCNN) is a new generation of artificial neural networks and is characterized with adaptive image separation and adaptive image feature extraction. 脉冲耦合神经网络是新一代的人工神经网络,具有优良的自适应图像分割和自适应图像特征提取能力。