Key points are not available for this paper at this time.
The electron injector comprises a number of components, including a 5 MeV electron RF photoinjector, a 25-meter-long low energy (≤40 MeV) beamline and a ~100-meter-long high energy (≤300 MeV) beamline. ParameterValue Beam Energy 20 MeV -300 MeV Bunch Charge < 10 fC -3.2 nC per pulse Bunch Train (Macropulse) 0.5 -9 MHz for up to 1 ms (3000 bunches, 3 MHz nominal) Bunch Train Frequency 1 -5 Hz Bunch Length Range: 0.9 -70 ps (Nominal: 5 ps) Bunch Emittance 50 MeV, 50 pC/pulse Horz: 1.6 ± 0.2 μm Vert: 3.4 ± 0.1 μm Beam momentum 50-150 MeV/c Beam current 4 mA (e-), 8 mA (p+) Perimeter 40 m RF voltage 300 V RF frequency 30 MHz, 2.14 MHz
Romanov et al. (Tue,) studied this question.