7 Design and Principles of Linear Accelerators and Colliders
297
Table 7.1
Several existing and near future (F) Linacs used for scientific studies in the world
Location
Length (m)
E
(GeV)
G
(MV/m)
Part.
RF Freq. (MHz)
Type
DAPHNE, IT
60
0.51
17
e−/e+
2856
NC-Cu-constant grad
Linac, KEK
608
8.0
15
e−/e+
2856
NC-Cu-constant grad
SLC/LCLS, SLAC
3000
54.0
18
e−/e+
2856
NC-Cu-constant grad
SwissFEL
620
5.8
28
5712
NC-Cu-constant grad
CLS-II, SLAC (F)
500
4.1
16
e−
1300
SC-CW-9-cell cavities
J-PARC, JP
400
0.18/0.4
2
p
324/972
RFQ/DTL/SDTL/ACS
SNS, ORNL
493
0.97
10
p
402/805
RFQ/DTL/CCL/SC
Spring8FEL, JP
400
8.0
35
e−
5712
NC-Cu-constant imp
E-XFEL, DESY
1700
17.5
23.6
e−
1300
SC-Nb-9-cell cavities
ILC, World (F)
2
× 11300
250
35
e−/e+
1300
SC-Nb-9-cell cavities
CLIC, World (F)
2
× 21000
1500
100
e−/e+
12,000
NC-travelling wave