4 papers
Theoretical and experimental studies of energy modulation to demodulation in seeded free-electron lasers
Hanxiang Yang, Nanshun Huang, Zipeng Liu +9
Laser manipulation plays a critical role in precisely tailoring relativistic electron beams through energy modulation, enabling the generation of coherent, intense, and ultrashort…
Advanced Externally Seeded FEL Schemes for High-Repetition-Rate Operation at SHINE
Hanxiang Yang, Nanshun Huang, Zheng Qi +3
Externally seeded free-electron lasers (FELs) are promising approaches for generating fully coherent soft-X-ray radiation. Their extension to shorter wavelengths and MHz-level repe…
First Lasing and Stable Operation of a Direct-Amplification Enabled Harmonic Generation Free-Electron laser
Zheng Qi, Junhao Liu, Lanpeng Ni +27
Seeded free-electron lasers (FELs) capable of operating at repetition rates up to the MHz level are in high demand for advanced time-resolved spectroscopies, which require both ful…
Enabling Continuous THz Band Coverage via Precise Electron Beam Tailoring in Free-electron Lasers
Yin Kang, Tong Li, Zhen Wang +28
High-power, continuously tunable narrowband terahertz (THz) sources are essential for advancing nonlinear optics, THz-driven material dynamics, and ultrafast spectroscopy. Conventi…