Difference between revisions of "September 21, 2011"
| Line 22: | Line 22: | ||
! scope="col" width="44%" | Comments | ! scope="col" width="44%" | Comments | ||
|- | |- | ||
| − | |<span style="color:red">'''2515'''</span>||Up<br> 90A||In ||Open ||In ||Yes || | + | |<span style="color:red">'''2515'''</span>||Up<br> 90A||In ||Open ||In ||Yes ||Out||DU cylinder |
|align="left"|Test radiator in/out. | |align="left"|Test radiator in/out. | ||
144632 pulses<br> | 144632 pulses<br> | ||
| − | R(bottom) = | + | R(bottom) = 3.4E-5 n/pulse <span style="color:red"> -> × 180 Hz × 60 sec/min = '''0.37 n/min'''</span><br> |
| − | R(upstream) = | + | R(upstream) = 8.57E-4 e+/pulse |
|- | |- | ||
| − | |<span style="color:red">''' | + | |<span style="color:red">'''2517'''</span>||Up<br> 90A||In ||Open ||In ||Yes ||In||DU cylinder |
|align="left"|Test radiator in/out. | |align="left"|Test radiator in/out. | ||
0 pulses<br> | 0 pulses<br> | ||
| − | R(bottom) = | + | R(bottom) = 8.97E-4 n/pulse <span style="color:red"> -> × 180 Hz × 60 sec/min = '''9.69 n/min'''</span><br> |
| − | R(upstream) = | + | R(upstream) = 17.7E-3 e+/pulse<br> |
| − | <span style="color:red">About ''' | + | <span style="color:red">About '''95.2%''' of photons are coming from the radiator according to PS. </span><br> |
|- | |- | ||
| − | |<span style="color:red">''' | + | |<span style="color:red">'''2519'''</span>||Down<br> 86A||In ||Open ||In ||Yes ||In||DU cylinder |
|align="left"|Test radiator in/out. | |align="left"|Test radiator in/out. | ||
R(bottom) = 0 n/pulse <span style="color:red"> -> × 180 Hz × 60 sec/min = '''0 n/min'''</span><br> | R(bottom) = 0 n/pulse <span style="color:red"> -> × 180 Hz × 60 sec/min = '''0 n/min'''</span><br> | ||
R(upstream) = 0 e+/pulse | R(upstream) = 0 e+/pulse | ||
|- | |- | ||
| − | |<span style="color:red">''' | + | |<span style="color:red">'''2520'''</span>||Down<br> 86A||In ||Open ||In ||Yes ||Out||DU cylinder |
|align="left"|Test radiator in/out. | |align="left"|Test radiator in/out. | ||
0 pulses<br> | 0 pulses<br> | ||
Revision as of 14:55, 21 September 2011
Beam Parameters:
- current 140 mA
- pulse width 2 us
- rep rate 180 Hz
- E = 25 MeV
Initial Test for Verification
| Run # | Beam | Dump magnet | Collimator | add coll | Hardener 1" Al | Radiator 25 um Al | Target | Comments |
|---|---|---|---|---|---|---|---|---|
| 2515 | Up 90A |
In | Open | In | Yes | Out | DU cylinder | Test radiator in/out.
144632 pulses |
| 2517 | Up 90A |
In | Open | In | Yes | In | DU cylinder | Test radiator in/out.
0 pulses |
| 2519 | Down 86A |
In | Open | In | Yes | In | DU cylinder | Test radiator in/out.
R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2520 | Down 86A |
In | Open | In | Yes | Out | DU cylinder | Test radiator in/out.
0 pulses |
Production runs
| Run # | Beam | Dump magnet | Collimator | add coll | Hardener 1" Al | Radiator 25 um Al | Target | Comments |
|---|---|---|---|---|---|---|---|---|
| 2519 | Up 90A |
In | Open | In | Yes | In | DU cylinder | Long production run: 0 pulses (90 minute run) Operator said the beam is really jittery |
| 2520 | Down 86A |
In | Open | In | Yes | In | DU cylinder | Long production run: 0 pulses (90 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2521 | Down 86A |
In | Open | In | Yes | Out | DU cylinder | Long production run: 0 pulses (30 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2522 | Up 90A |
In | Open | In | Yes | In | DU cylinder | Long production run: 0 pulses (20 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2523 | Up 90A |
In | Open | In | Yes | In | DU cylinder | Long production run: 0 pulses (70 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2524 | Down 86A |
In | Open | In | Yes | In | DU cylinder | Long production run: 0 pulses (90 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2525 | Down 86A |
In | Open | In | Yes | Out | DU cylinder | Long production run: 0 pulses (20 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |
| 2526 | Down 86A |
In | Open | In | Yes | In | None | Long production run: 0 pulses (30 minute run) R(bottom) = 0 n/pulse -> × 180 Hz × 60 sec/min = 0 n/min |