Undulator oar, boating on the lake, Fun for all at.
凌波荡桨，泛舟湖上，其乐无穷。
The effects of undulator phase errors on the Free Electron Laser small signal gain is analyzed and discussed.
对波荡器位相误差对自由电子激光小信号增益的影响进行了分析讨论。
The angular spectrum of spontaneous emission in a wo-dimensional undulator free-electron laser is analyzed theoretically.
本文对二维摆动磁场自由电子激光的自发辐射频谱进行了理论分析，并对分析结果进行了数值计算。
The advanced photon source, especially the synchrotron radiation photon exited from undulator is equipped with extremely high power density.
第三代同步辐射光源，尤其是由波荡器引出的同步辐射光，具有极高的功率密度。
Making the second section undulator of optical klystron resonant with the higher harmonic of the laser, the harmonic emission can be enhanced.
使光学速调管第二段波动器的磁场参数与光场的高次谐波共振，与对称光学速调管情况相比，可使产生的相干谐波辐射强度提高。
Undulator rms phase error is expressed as function of the magnet peak field distribution. It can be used as the objective function for practical undulator performance optimization.
给出了波荡器位相误差的函数式，可由磁场峰值分布直接计算波荡器位相均方根误差。
We have derived the formulas of harmonic spontaneous emission power density, small signal gain of this undulator FEL and the coupling coefficients between the electrons and the radiation field.
导出了这种新型摇摆场结构自由电子激光高次谐波的自发辐射功率密度和小信号增益公式。以及电子与辐射场的耦合系数的表达式。
We have derived the formulas of harmonic spontaneous emission power density, small signal gain of this undulator FEL and the coupling coefficients between the electrons and the radiation field.
导出了这种新型摇摆场结构自由电子激光高次谐波的自发辐射功率密度和小信号增益公式。以及电子与辐射场的耦合系数的表达式。
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