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 |
|
MARS Files |
Inputs: Target_MARS15_v1.zip |
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 |
|
ICOOL beam files (from MARS output) |
|
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 |
|
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 |
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 |