Difference between revisions of "Optics Calibration"

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==== <b>Step L2: Delta Scan with Proton Elastic </b>====
 
==== <b>Step L2: Delta Scan with Proton Elastic </b>====
 +
* Note: Depending on the beam-time and quality, this run may be pushed to the Jan./2018 Runs.
 
<table border="1"  style="width:80%">
 
<table border="1"  style="width:80%">
 
   <tr>
 
   <tr>
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   <tr>
 
   <tr>
 
     <td> </td>
 
     <td> </td>
     <td>15cm LH2</td>
+
     <td>H2 Gas</td>
     <td>Yes</td>
+
     <td>In</td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td> </td>
 
     <td> </td>
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   <tr>
 
   <tr>
 
     <td> </td>
 
     <td> </td>
     <td>15cm LH2</td>
+
     <td>H2 Gas</td>
     <td>Yes</td>
+
     <td>In</td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td> </td>
 
     <td> </td>
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   <tr>
 
   <tr>
 
     <td> </td>
 
     <td> </td>
     <td>15cm LH2</td>
+
     <td>H2 Gas</td>
     <td>Yes</td>
+
     <td>In</td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td> </td>
 
     <td> </td>
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   <tr>
 
   <tr>
 
     <td> </td>
 
     <td> </td>
     <td>15cm LH2</td>
+
     <td>H2 Gas</td>
     <td>Yes</td>
+
     <td>In</td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td> </td>
 
     <td> </td>
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   <tr>
 
   <tr>
 
     <td> </td>
 
     <td> </td>
     <td>15cm LH2</td>
+
     <td>H2 Gas</td>
     <td>Yes</td>
+
     <td>In</td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td>2 x 2 mm<SUP>2</SUP></td>
 
     <td> </td>
 
     <td> </td>

Revision as of 22:24, 30 November 2017

Optics Study Page (Back to Tritium-Main) Back to Commissioning Page

Run Info

  • With Raster On, the Maximum Beam Current on Multi-Foils, I_max = 20uA
  • With Raster Off, 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
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

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
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

Step R2: Delta Scan with Proton Elastic

Run number Target Sieve Raster Ebeam [GeV] P0 [GeV/c] θe [deg] Comment
15cm LH2 Yes 2 x 2 mm2 Delta scan ΔP=-4%;
15cm LH2 Yes 2 x 2 mm2 Delta scan ΔP=-2%;
15cm LH2 Yes 2 x 2 mm2 Delta scan ΔP=0%;
15cm LH2 Yes 2 x 2 mm2 Delta scan ΔP=+2%;
15cm LH2 Yes 2 x 2 mm2 Delta scan ΔP=+4%;

Calibration