Difference between revisions of "CPP-NPP Target"
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* [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] | ||
− | * [[File:Pb target.png |thumb|left|Target 208Pb]] | + | * [[File:Pb target.png |thumb|left| Target 208Pb]] |
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=== Beam Line Components === | === Beam Line Components === | ||
* exit beam pipe window: 125um Kapton | * exit beam pipe window: 125um Kapton |
Revision as of 17:52, 24 May 2022
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.
- A description of the target can be found in P. Martel et al., "Nuclear Targets for a Precision Measurement of the Neutral Pion Radiative Width," NIMA 612 (2009) 46-49.
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