Accelerator Baseline Specification 12 February 2008
Proton Driver | |
---|---|
Proton power | 4 MW |
Proton kinetic energy | 5–15 GeV |
Pulses per second | 50 |
Bunches per pulse | 3 |
Minimum time between bunches | 17 µs |
Maximum time for all bunches | 40 µs |
RMS proton bunch length | 1–3 ns |
Target | |
Material | Hg |
Type | Liquid jet |
Jet diameter | 1 cm |
Jet velocity | 20 m/s |
Jet angle to axis | 100 mrad |
Jet angle to proton beam | 33 mrad |
Proton beam angle to axis | 67 mrad |
Front End | |
ICOOL input files | for001.dat for030.dat for031.dat |
Acceleration | |
RF frequency | 201.25 MHz |
RF type | Superconducting |
Total energy at injection | 244 MeV |
Transverse normalized acceptance at input | 30 mm |
Longitudinal normalized acceptance at input | 150 mm |
Stage 1, type | Linac |
Stage 1, lattice cell | Solenoid FOFO |
Stage 1, lattice files | linac_sol.opt linac_sol.mad |
Total energy, stage 1–2 transition | 0.9 GeV |
Stage 2, type | Dogbone RLA |
Stage 2, cavity aperture diameter | 30 cm |
Stage 2, energy gain per cavity cell | 12.75 MV |
Stage 2, lattice cell | FODO |
Stage 2, linac passes | 4.5 |
Total energy, stage 2–3 transition | 3.6 GeV |
Stage 3, type | Dogbone RLA |
Stage 3, cavity aperture diameter | 30 cm |
Stage 3, energy gain per cavity cell | 12.75 MV |
Stage 3, lattice cell | FODO |
Stage 3, linac passes | 4.5 |
Total energy, stage 3–4 transition | 12.6 GeV |
Stage 4, type | Linear non-scaling FFAG |
Stage 4, cavity aperture diameter | 30 cm |
Stage 4, energy gain per cavity cell | 12.75 MV |
Stage 4, lattice cell | FODO |
Stage 4, cavity cells per lattice cell | 2 |
Storage Ring | |
Total muon energy | 25 GeV |
Type | Racetrack |
Number of rings | 2 |
RMS angular divergence, production straight | 0.1/γ |
Gap between bunch trains | 100 ns |
Possible simultaneous signs per ring | 2 |
Total production straight μ decays in 107 s | 1021 |
Short baseline | 3000–5000 km |
Long baseline | 7000–8000 km |