|
|
|
| Why
did it make all the solenoid |
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| fields have
the same sign? |
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|
|
|
|
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| • | Original design
had alternating (FODO) solenoids |
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| • | Optimiser
independently chose a FOFO lattice |
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| • | Has to do with
the stability of off-energy particles |
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| FODO
lattice |
| FOFO
lattice |