- Open Access
Method for reversing the laser modulation in a storage ring
Phys. Rev. Accel. Beams 28, 060703 – Published 27 June, 2025
DOI: https://doi.org/10.1103/rlt4-8bn9
Abstract
The pursuit of coherent radiation generation remains a key direction in the advancement of storage ring light sources. Despite the potential of laser modulation in achieving this goal, it leads to a significant decline in the quality of the electron beam. Efforts to mitigate this decline have resulted in the proposal of demodulation schemes. However, implementing modulation and demodulation within the storage ring presents significant challenges due to dynamical and spatial constraints within straight sections. In this study, we propose a straightforward and easily implementable method for achieving reversible laser modulation in a storage ring. Notably, our approach circumvents the need for lengthy straight sections or bypass section. Simulation results show a substantial restoration of beam quality following demodulation. This innovative scheme holds great promise for the realization of high repetition rate coherent storage ring light sources.
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