D2O material effect on the neutron asymmetry: Difference between revisions

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== MCNPX Results ==
== MCNPX Results ==
A simulation was done using MCNPX to see how neutron scattering impacts asymmetry measurements.  The setup is shown below.
A simulation was done using MCNPX to see how neutron scattering impacts asymmetry measurements.  The setup is shown below. Neutrons were created inside a bottle of D2O and given an initial direction towards the 0 degree detector.  The size of the target and detectors are the actual size used in the experiment.  The distance between the target and each detector is 1 meter. 
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[[File:MCNPX_8_3_pg1.jpg]]
[[File:MCNPX_8_3_pg1.jpg]]
 
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A neutron energy distribution was put into MCNPX based off the actual energy distribution from the experimental data. 
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[[File:MCNPX_8_3_pg2.jpg]]
[[File:MCNPX_8_3_pg2.jpg]]
 
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The asymmetry results are shown below.
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[[File:MCNPX_8_3_pg3.jpg]]
[[File:MCNPX_8_3_pg3.jpg]]


[https://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL back]
[https://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL back]

Revision as of 19:00, 3 August 2011

File:Neutron asymmetry.pdf


MCNPX Results

A simulation was done using MCNPX to see how neutron scattering impacts asymmetry measurements. The setup is shown below. Neutrons were created inside a bottle of D2O and given an initial direction towards the 0 degree detector. The size of the target and detectors are the actual size used in the experiment. The distance between the target and each detector is 1 meter.



A neutron energy distribution was put into MCNPX based off the actual energy distribution from the experimental data.



The asymmetry results are shown below.


back