|
ILC IP
Parameters @ 500 GeV
|
| |
USLCSC |
TESLA |
| CMS
Energy |
500
GeV |
500 GeV |
| Luminosity |
2.0 x 1034 cm-2s-1 |
3.4 x 1034 cm-2s-1 |
| Electron
Polarization |
>80% |
>80% |
| Repetition
Rate |
5 Hz |
5 Hz |
| Bunch
Charge |
2.0
x 1010 |
2.0
x 1010 |
| Bunches
/ rf pulse |
2820 |
2820 |
| Bunch
separation |
337ns |
337ns |
| Crossing
Angle at IP |
20
mrad |
Head-on |
| gex
/ gey |
960
/ 4.0 x 10-8 m-rad |
1000
/ 3.0 x 10-8 m-rad |
| bx
/by |
15
/ 0.4 mm |
15
/ 0.4 mm |
| sx
/ sy |
543
/ 5.7 nm |
553
/ 5.0 nm |
| sz |
300 mm |
300 mm |
| Energy
spread (sE / E) e-/e+ |
0.16% /
0.08% |
0.16% /
0.08% |
| Pinch
Enhancement (HD) |
1.77 |
2.1 |
| Beamsstrahlung
Loss, dB |
3.0% |
3.2% |
| Lum-wted
Beamsstr. Loss
|
|
|
| Photons
per e+/e- |
1.5 |
1.6 |
| Depolarization |
~1% |
~1% |
| Lum-wted
Depolarization |
~0.25% |
~0.25% |
|
TRC Comparison of TESLA, JLC, NLC and CLIC
Parameters
Last Modified: Thursday,
Sept. 17, 2004
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