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研制出新型小周期波荡器，报道三毫米波拉曼自由电子激光器实验。
It is reported that a novel small-period wiggler was developed. The experiments of a Raman free electron laser at 3 mm wavelength are presented.
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 effects of undulator phase errors on the Free Electron Laser small signal gain is analyzed and discussed.
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。
The advanced photon source, especially the synchrotron radiation photon exited from undulator is equipped with extremely high power density.
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