1 Main Parameters


Table 1: No caption

Booster Parameters

NotationModel Value
General Parameters
Injection energy E 0 0.425 GeV
Final energy Ef 6.0 GeV
Maximum energy Em 7.7 GeV
Beam current (single bunch) Isb 0.814 - 10.59 mA
Number of electrons (single bunch) N 6.24 × 109 - 81.14 × 109 electrons
Circulating charge (single bunch) q 1.0 - 4.5 nC
Number of FODO cells Ncells 40
Number of superperiods Nsp 2
Energy ramp shape Linear
Energy ramp time (injection to extraction) Tramp 190 ms
Ramp repetition rate fcycle 1 Hz
Transverse parameters
Transverse tune
(92, 109, 132 nm emittance lattices) νx 13.75  12.75  11.75
(92, 109, 132 nm emittance lattices) νy 5.80  9.80  9.80
Natural Chromaticity
(92, 109, 132 nm emittance lattices) ξx,n -12.94  -10.60  -7.15
(92, 109, 132 nm emittance lattices) ξy,n -20.19  -20.64  -21.11
Dispersion function m
(92, 109, 132 nm emittance lattices) ηx,max 0.78  0.84  0.96
(92, 109, 132 nm emittance lattices) ηy,max 0.00  0.00  0.00
Beta function m
(92, 109, 132 nm emittance lattices) βx,min 1.58  1.74  2.06
(92, 109, 132 nm emittance lattices) βy,min 5.03  2.61  2.67
(92, 109, 132 nm emittance lattices) βx,ave 7.87  8.10  7.93
(92, 109, 132 nm emittance lattices) βy,ave 12.57  8.67  8.53
(92, 109, 132 nm emittance lattices) βx,max 16.90  17.05  16.04
(92, 109, 132 nm emittance lattices) βy,max 22.20  16.70  16.29
Longitudinal parameters
Circumference C 368.000 m
Revolution frequency f0 814.653 kHz
Revolution time T0 1.228 μs
Harmonic number hrf 432
Typical RF voltage (6 GeV) V 0 6.0 MV
Typical synchronous phase (6.0 MV, 6 GeV) ϕs 2.53  145.00 Rad,Deg
Momentum compaction factor
(92, 109, 132 nm emittance lattices) αc 7.144  8.447  9.705 ×10-3
Synchrotron tune (6.0MV, 6 GeV)
(92, 109, 132 nm emittance lattices) νs 2.005  2.181  2.337 ×10-2
Equilibrium momentum spread (zero current)σδ 0.089
Equilibrium bunch length (zero current)
(92, 109, 132 nm emittance lattices) σL 18.59  20.21  21.66 mm
(92, 109, 132 nm emittance lattices) σt 62.0  67.4  72.3 ps
Radiation parameters
Radiation energy loss per turn (dipole) Ur,d 3.443 MeV
Critical photon energy (dipole) Ec 22.84 keV
Partition number D 7.121 × 10-4
Damping Time τx 4.276 ms
τy 4.279 ms
τE 2.140 ms
Emittance (6 GeV)
(92, 109, 132 nm emittance lattices) ϵn 67.6  80.3  96.7 nm-rad
Radiation integrals
(92, 109, 132 nm emittance lattices) I1 2.629  3.109  3.572 m
I2 1.887 × 10-1 m-1
I3 5.666 × 10-3 m-2
I4 -1.344 × 10-4 m-1
(92, 109, 132 nm emittance lattices) I5 2.417  2.868  3.455 ×10-4m-1