Beam tuning
Applets
RFQ settings
| Isotopes | TRFQ setpoint (KHz) | RF Amplitude (V) | Drift tube trigger delay [ms] | ToF (2keV) on MCP0 [ms] | Comment |
|---|---|---|---|---|---|
| 6Li | 1200 |
78 |
3300 |
||
| 7Li | 1150 |
110 |
3600 |
||
| H3O | 1150 |
160 |
5900 |
44.0 |
|
| 23Na | 900 (1150) |
190 (660) |
6500 |
||
| 39K | 750 |
160 |
8200 |
||
| 41K | 700 |
160 |
8500 |
||
| 85Rb | 650 (1000) |
280 (250) |
12200 |
||
| 87Rb | |||||
| 133Cs | 600 |
330 |
14650 |
115.1 |
|
Please note: The RF PSD always needs to be set to more then 231V. This value is an interlocked value. If it is set to low or if it is off, FRFQ setpoint and RF DC can't be set!
Gas flow is always between 1 sccm and 4 sccm, a typical value is at 2 sccm.
Beam tinung .snap files and their content
Some of the tune files and their content are listed here. If you safe a new .snap file please add it to the list in the elog.
Beam tuning .req files and their content:
The files are stored in the folder /usr1/local/epics/appl/titan/burt/cfgtitan/
| File name | Element(s) | Comment |
|---|---|---|
| EBITtoMPET.req | EBIT DT to MPET | |
| EBITtoMCP0.req | EBIT to MCP0 | |
| MPET.req | MPET | All elements on MPET Optics page |
| RFQtoMPET.req | TRFC:EL5 through MPET | All optical elements from RFQ EL5 through MPET |
Some maybe helpful links
elog - 2keV, 5keV and 11.5keV beam tune
Rick's beam tuning page for TITAN