Difference between revisions of "Optics Calibration"
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[https://wiki.jlab.org/tegwiki/index.php/Installation_and_Commissioning#Optics_commissioning_runs <b>Back to Commissioning Page</b>] | [https://wiki.jlab.org/tegwiki/index.php/Installation_and_Commissioning#Optics_commissioning_runs <b>Back to Commissioning Page</b>] | ||
==Run Info== | ==Run Info== | ||
| − | * With Raster ''' | + | * With Raster '''Off''', the Maximum Beam Current on Multi-Foils, I_max = 10uA |
| − | * With Raster ''' | + | * With Raster '''ON''', the Maximum Beam Current on Multi-Foils, I_max = 40uA |
=== LHRS optics runs=== | === LHRS optics runs=== | ||
==== <b>Step L1: Procedure with Sieve-slit</b>==== | ==== <b>Step L1: Procedure with Sieve-slit</b>==== | ||
| Line 47: | Line 47: | ||
<td> 3.8 </td> | <td> 3.8 </td> | ||
<td> 17 </td> | <td> 17 </td> | ||
| − | <td> </td> | + | <td> Taken during the Production-Run</td> |
</tr> | </tr> | ||
| Line 80: | Line 80: | ||
<td>3.0 </td> | <td>3.0 </td> | ||
<td>17 </td> | <td>17 </td> | ||
| − | <td> </td> | + | <td>May not take this </td> |
</tr> | </tr> | ||
</table> | </table> | ||
| Line 193: | Line 193: | ||
<td> 3.8 </td> | <td> 3.8 </td> | ||
<td> 17 </td> | <td> 17 </td> | ||
| − | <td> </td> | + | <td>Taken during the Production-Run</td> |
</tr> | </tr> | ||
| Line 215: | Line 215: | ||
<td>3.0 </td> | <td>3.0 </td> | ||
<td>17 </td> | <td>17 </td> | ||
| − | <td> </td> | + | <td>May not take this run </td> |
</tr> | </tr> | ||
| Line 226: | Line 226: | ||
<td>3.0 </td> | <td>3.0 </td> | ||
<td>17 </td> | <td>17 </td> | ||
| − | <td> </td> | + | <td></td> |
</tr> | </tr> | ||
| − | </table> | + | </table> |
| − | + | ||
==== <b>Step R2: Delta Scan with Proton Elastic </b>==== | ==== <b>Step R2: Delta Scan with Proton Elastic </b>==== | ||
* Note: Depending on the beam-time and quality, this run may be pushed to the Jan./2018 Runs. | * Note: Depending on the beam-time and quality, this run may be pushed to the Jan./2018 Runs. | ||
Latest revision as of 11:40, 1 December 2017
Optics Study Page (Back to Tritium-Main) Back to Commissioning Page
Run Info
- With Raster Off, the Maximum Beam Current on Multi-Foils, I_max = 10uA
- With Raster ON, the Maximum Beam Current on Multi-Foils, I_max = 40uA
LHRS optics runs
Step L1: Procedure with Sieve-slit
| Run number | Target | Sieve | Raster | Ebeam [GeV] | P0 [GeV/c] | θe [deg] | Comment |
| Multi-foil carbon | In | Off | 4.3 | 3.8 | 17 | ||
| Multi-foil carbon | In | On | 4.3 | 3.8 | 17 | ||
| Multi-foil carbon | Out | On | 4.3 | 3.8 | 17 | Taken during the Production-Run | |
| Multi-foil carbon | In | Off | 4.3 | 3.0 | 17 | ||
| Multi-foil carbon | In | On | 4.3 | 3.0 | 17 | ||
| Multi-foil carbon | Out | On | 4.3 | 3.0 | 17 | May not take this |
Step L2: Delta Scan with Proton Elastic
- Note: Depending on the beam-time and quality, this run may be pushed to the Jan./2018 Runs.
| Run number | Target | Sieve | Raster | Ebeam [GeV] | P0 [GeV/c] | θe [deg] | Comment |
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=-4%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=-2%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=0%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=+2%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=+4%; |
RHRS optics runs
Step R1: Procedure with Sieve-slit
| Run number | Target | Sieve | Raster | Ebeam [GeV] | P0 [GeV/c] | θe [deg] | Comment |
| Multi-foil carbon | In | Off | 4.3 | 3.8 | 17 | ||
| Multi-foil carbon | In | On | 4.3 | 3.8 | 17 | ||
| Multi-foil carbon | Out | On | 4.3 | 3.8 | 17 | Taken during the Production-Run | |
| Multi-foil carbon | In | Off | 4.3 | 3.0 | 17 | ||
| Multi-foil carbon | In | On | 4.3 | 3.0 | 17 | May not take this run | |
| Multi-foil carbon | Out | On | 4.3 | 3.0 | 17 |
Step R2: Delta Scan with Proton Elastic
- Note: Depending on the beam-time and quality, this run may be pushed to the Jan./2018 Runs.
| Run number | Target | Sieve | Raster | Ebeam [GeV] | P0 [GeV/c] | θe [deg] | Comment |
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=-4%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=-2%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=0%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=+2%; | ||||
| H2 Gas | In | 2 x 2 mm2 | Delta scan ΔP=+4%; |