Parameter | Symbol |
CLIC 3 TeV |
CLIC 0.5 TeV |
ILC 0.5 TeV |
NLC 0.5 TeV |
Unit |
||
|
|
|||||||
Center of mass energy | Ecm | 3000 |
500 |
500 |
500 |
GeV |
||
Main Linac RF Frequency | fRF | 12 |
12 |
1.3 |
12 |
GHz |
||
Gradient (loaded) |
G |
100 |
80 |
31.5 |
50 |
MV/m |
||
Luminosity | L |
5.9 | 2.3 |
2 |
2 |
1034 cm-2 s-1 | ||
Luminosity (in 1% of energy) | L99% | 2 |
1.4 |
1.45 |
1.28 |
1034 cm-2 s-1 | ||
Linac repetition rate | frep | 50 |
50 |
5 |
120 |
Hz |
||
No. of particles / bunch | Nb | 3.72 |
6.8 | 20 |
7.5 |
109 | ||
No. of bunches / pulse | kb | 312 |
354 | 2670 |
192 |
|||
No. of drive beam sectors / linac | Nunit | 24 |
5 |
- |
- |
- |
||
Overall two linac length | llinac | 42.16 |
8.8 |
22 |
14 |
km |
||
Proposed site length |
ltot |
48.4 | 12.8 |
31 |
32 (for 1 TeV) |
km |
||
DB Pulse length (total train) |
tt |
140.3 | 29 |
- |
- |
μs | ||
Beam power / beam | Pb | 14 |
4.9 |
10.8 |
6.9 |
MW |
||
Wall-plug power to beam
efficiency |
ηwp-rf | 6.8 |
7.5 |
9.4 |
7.1 |
% | ||
Total site AC power | Ptot | 415 |
130 |
230 |
195 |
MW |
||
Transverse horizontal emittance (norm.) | γεx | 660 |
2400
|
10000 |
3600 |
nm rad | ||
Transverse vertical emittance (norm.) | γεy | 20 |
25 |
40 |
40 |
nm rad | ||
Nominal horizontal IP beta function | β*x | 6.9 |
8 |
20 |
8 |
mm |
||
Nominal vertical IP beta function | β*y | 0.068 |
0.1 |
0.4 |
0.11 |
mm |
||
Horizontal IP beam size before pinch | σ*x | 45 |
202 |
640 |
243 |
nm |
||
Vertical IP beam size before pinch | σ*y | 0.9 |
2.3 |
5.7 |
3 |
nm |
||
Bunch length |
σz | 44 |
72 |
300 |
10 |
μm | ||
Beamstrahlung energy loss |
δB | 29 |
7 |
2.4 |
5.4 |
% |
||
No. of photons / electron | nγ | 2.2 | 1.3 |
1.3 |
1.26 |
- |
||
No. of pairs (pTmin=20MeV/c, θmin=0.2) | Npairs | 45 | 19 |
28 |
12 |
- |
||
No. of coherent pairs | Ncoh | 38 |
0.00001 |
107 | ||||
No. of incoherent pairs | Nincoh | 3 |
1.7 |
1 |
105 | |||
Hadronic events / crossing | Nhadron | 2.7 |
0.19 |
0.12 |
0.1 |
- |
||