Search Results - "Ruch, Marc L."

Imaging Special Nuclear Material using a Handheld Dual Particle Imager by Steinberger, William M., Ruch, Marc L., Giha, Nathan, Fulvio, Angela Di, Marleau, Peter, Clarke, Shaun D., Pozzi, Sara A.

“…A compact radiation imaging system capable of detecting, localizing, and characterizing special nuclear material (e.g. highly-enriched uranium, plutonium…)…”
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Active neutron and gamma-ray imaging of highly enriched uranium for treaty verification by Hamel, Michael C., Polack, J. Kyle, Ruch, Marc L., Marcath, Matthew J., Clarke, Shaun D., Pozzi, Sara A.

“…The detection and characterization of highly enriched uranium (HEU) presents a large challenge in the non-proliferation field. HEU has a low neutron emission…”
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Organic liquid scintillation detectors for on-the-fly neutron/gamma alarming and radionuclide identification in a pedestrian radiation portal monitor by Paff, Marc Gerrit, Ruch, Marc L, Poitrasson-Riviere, Alexis, Sagadevan, Athena, Clarke, Shaun D, Pozzi, Sara

“…We present new experimental results from a radiation portal monitor based on the use of organic liquid scintillators. The system was tested as part of a…”
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Author Correction: Active neutron and gamma-ray imaging of highly enriched uranium for treaty verification by Hamel, Michael C., Polack, J. Kyle, Ruch, Marc L., Marcath, Matthew J., Clarke, Shaun D., Pozzi, Sara A.

“…A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has not been fixed in the paper…”
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List Mode Data Acquisition for Safeguards Unattended Monitoring Systems by Ruch, Marc L., Rapisarda, Elisa, Frankl, Martin, Pochet, Thierry P.

“…The International Atomic Energy Agency (IAEA) uses Unattended Monitoring Systems (UMS) to support safeguarding nuclear material in facilities around the world…”
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Evaluation of neutron light output response functions in EJ-309 organic scintillators by Norsworthy, Mark A., Poitrasson-Rivière, Alexis, Ruch, Marc L., Clarke, Shaun D., Pozzi, Sara A.

“…An accurate model of the nonlinear detector response of organic scintillators to neutrons is required to correctly simulate fast neutron detection, as well as…”
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Light output response of EJ-309 liquid organic scintillator to 2.86–3.95 MeV carbon recoil ions due to neutron elastic and inelastic scatter by Norsworthy, Mark A., Ruch, Marc L., Hamel, Michael C., Clarke, Shaun D., Hausladen, Paul A., Pozzi, Sara A.

“…We present the first measurements of energy-dependent light output from carbon recoils in the liquid organic scintillator EJ-309. For this measurement,…”
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Imaging Special Nuclear Material using a Handheld Dual Particle Imager by Steinberger, William M., Ruch, Marc L., Giha, Nathan, Fulvio, Angela Di, Marleau, Peter, Clarke, Shaun D., Pozzi, Sara A.

“…A compact radiation imaging system capable of detecting, localizing, and characterizing special nuclear material (e.g. highly-enriched uranium, plutonium…)…”
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Comparison between silicon photomultipliers and photomultiplier tubes for pulse shape discrimination with stilbene by Ruch, Marc L., Sivels, Ciara B., Czyz, Steven A., Flaska, Marek, Pozzi, Sara A.

“…A stilbene crystal was coupled to a silicon photomultiplier (SiPM) to assess the performance of the detector's pulse shape discrimination (PSD) between fast…”
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Light output response of EJ-309 liquid organic scintillator to 2.86–3.95 MeV carbon recoil ions due to neutron elastic and inelastic scatter by Norsworthy, Mark A., Ruch, Marc L., Hamel, Michael C., Clarke, Shaun D., Hausladen, Paul A., Pozzi, Sara A.

“…We present the first measurements of energy-dependent light output from carbon recoils in the liquid organic scintillator EJ-309. For this measurement,…”
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Evaluation of neutron light output response functions in EJ-309 organic scintillators by Norsworthy, Mark A., Poitrasson-Riviere, Alexis, Ruch, Marc L., Clarke, Shaun D., Pozzi, Sara A.

“…An accurate model of the nonlinear detector response of organic scintillators to neutrons is required to correctly simulate fast neutron detection, as well as…”
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Time behavior of the emission of 1274 keV gamma-rays from UF6 by Swinhoe, Martyn T., Stinnett, Jacob, Vo, Duc T., Ruch, Marc L., Fugate, Glenn A., Jeffcoat, Ron J.

“…22Na ingrowth originating from fluorine–alpha interactions has been proposed as a chronometer for U F6 cylinders. However, these proposals have ignored the…”
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Readout Electronics of a Handheld Dual Particle Imager by Giha, Nathan P., Ruch, Marc L., Fulvio, Angela Di, Steinberger, William M., Pozzi, Sara A.

“…We designed and realized the front-end readout circuit for a matrix of silicon photomultipliers (SiPM), to be used in handheld dual particle imagers. In this…”
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Silicon Photomultipliers for Compact Neutron Scatter Cameras by Ruch, Marc L

“…The ability to locate and identify special nuclear material (SNM) is critical for treaty verification and emergency response applications. SNM is used as the…”
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Time resolution of stilbene coupled to silicon photomultipliers for use in a handheld dual particle scatter camera by Ruch, Marc L., Nguyen, Jennifer, Flaska, Marek, Pozzi, Sara A.

“…Two stilbene crystals were coupled to low-noise silicon photomultipliers (SiPMs) to assess the assemblies' time resolution for use as elements in a handheld…”
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Position sensitivity within a bar of stilbene coupled to silicon photomultipliers by Ruch, Marc L., Marleau, Peter, Pozzi, Sara A.

“…A 6-mm by 6-mm by 50-mm bar of stilbene was coupled on both ends to silicon photomultipliers (SiPMs) to assess the detector's position sensitivity to…”
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