dorsal/arxiv
View SchemaThe pulsing CPSD method for subcritical assemblies with pulsed sources
| Authors | Daniel Ballester, Jose L. Munoz-Cobo |
|---|---|
| Categories | |
| ArXiv ID | physics/0506166 |
| URL | https://arxiv.org/abs/physics/0506166 |
Abstract
Stochastic neutron transport theory is applied to the derivation of the two-neutron-detectors cross power spectral density for subcritical assemblies when external pulsed sources are used. A general relationship between the two-detector probability generating functions of the kernel and the source is obtained considering the contribution to detectors statistics of both the pulsed source and the intrinsic neutron source. An expansion in alpha-eigenvalues is derived for the final solution, which permits to take into account the effect of higher harmonics in subcritical systems. Further, expressions corresponding to the fundamental mode approximation are compared with recent results from experiments performed under the MUSE-4 European research project.
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"abstract": "Stochastic neutron transport theory is applied to the derivation of the\ntwo-neutron-detectors cross power spectral density for subcritical assemblies\nwhen external pulsed sources are used. A general relationship between the\ntwo-detector probability generating functions of the kernel and the source is\nobtained considering the contribution to detectors statistics of both the\npulsed source and the intrinsic neutron source. An expansion in\nalpha-eigenvalues is derived for the final solution, which permits to take into\naccount the effect of higher harmonics in subcritical systems. Further,\nexpressions corresponding to the fundamental mode approximation are compared\nwith recent results from experiments performed under the MUSE-4 European\nresearch project.",
"arxiv_id": "physics/0506166",
"authors": [
"Daniel Ballester",
"Jose L. Munoz-Cobo"
],
"categories": [
"physics.data-an"
],
"title": "The pulsing CPSD method for subcritical assemblies with pulsed sources",
"url": "https://arxiv.org/abs/physics/0506166"
},
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