Difference between revisions of "CPP-NPP Target"

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(Photos of target beamline)
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=== Description ===
 
=== Description ===
* The 208Pb target, manufactured by Oak Ridge National Laboratory, is a 1 in. diameter circular foil of 99.09% enriched 208Pb, with an approximate thickness of 12 mils.
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* The 208Pb target, manufactured by Oak Ridge National Laboratory, is a 1-in.-diameter circular foil of 99.09% enriched 208Pb, with an approximate thickness of 12 mils.
 
* A description of the target can be found in [https://doi.org/10.1016/j.nima.2009.09.063 P. Martel et al., "Nuclear Targets for a Precision Measurement of the Neutral Pion Radiative Width," NIMA 612 (2009) 46-49.]
 
* A description of the target can be found in [https://doi.org/10.1016/j.nima.2009.09.063 P. Martel et al., "Nuclear Targets for a Precision Measurement of the Neutral Pion Radiative Width," NIMA 612 (2009) 46-49.]
  
=== Photos for target beamline ===
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=== Photos of target beamline ===
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090741_574.jpg pic1]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090741_574.jpg pic1]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090750_862.jpg pic2]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090750_862.jpg pic2]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090758_954.jpg pic3]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090758_954.jpg pic3]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090811_505.jpg pic4]
 
* [https://halldweb.jlab.org/talks/2022/IMG_20220314_090811_505.jpg pic4]
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* [[Media:Pb target.png | Target 208Pb]]
  
== Beam Line Components ===
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=== Beam Line Components ===
 
* exit beam pipe window: 125um Kapton
 
* exit beam pipe window: 125um Kapton
 
* distance from exit beam pipe window and target: ~3cm
 
* distance from exit beam pipe window and target: ~3cm

Revision as of 17:54, 24 May 2022

Description

Photos of target beamline

Beam Line Components

  • exit beam pipe window: 125um Kapton
  • distance from exit beam pipe window and target: ~3cm
  • distance from lead target to entrance He bag: ~1cm
  • entrance and exit window He bag: 50um aluminized mylar
Target Holder with positions A and B for Full 208Pb and Empty Frames