Passive assay of plutonium metal plates using a fast-neutron multiplicity counter

A Di Fulvio, TH Shin, T Jordan, C Sosa, ML Ruch… - Nuclear Instruments and …, 2017 - Elsevier
We developed a fast-neutron multiplicity counter based on organic scintillators (EJ-309
liquid and stilbene). The system detects correlated photon and neutron multiplets emitted by …

Evaluation of neutron light output response functions in EJ-309 organic scintillators

MA Norsworthy, A Poitrasson-Rivière, ML Ruch… - Nuclear Instruments and …, 2017 - Elsevier
An accurate model of the nonlinear detector response of organic scintillators to neutrons is
required to correctly simulate fast neutron detection, as well as interpret measured pulse …

Neutron multiplicity counting moments for fissile mass estimation in scatter-based neutron detection systems

TH Shin, MY Hua, MJ Marcath… - Nuclear Science and …, 2017 - Taylor & Francis
Neutron multiplicity counting (NMC) techniques are widely used for nuclear materials
accountability and international safeguards applications to quantitatively evaluate …

Fast-neutron multiplicity counter for active measurements of uranium oxide certified material

A Di Fulvio, TH Shin, A Basley, C Swenson… - Nuclear Instruments and …, 2018 - Elsevier
We developed a fast-neutron multiplicity counter (FNMC) based on stilbene and EJ-309
organic scintillators. The system can detect and discriminate correlated photon and neutron …

A novel detector assembly for detecting thermal neutrons, fast neutrons and gamma rays

D Cester, M Lunardon, S Moretto, G Nebbia… - Nuclear Instruments and …, 2016 - Elsevier
A new composite detector has been developed by combining two different commercial
scintillators. The device has the capability to detect gamma rays as well as thermal and fast …

Fast-neutron multiplicity analysis based on liquid scintillation

S Li, S Qiu, Q Zhang, Y Huo, H Lin - Applied Radiation and Isotopes, 2016 - Elsevier
In this study, according to the establishment of the classical neutron multiplicity
measurement equation, a fast-neutron multiplicity analysis and measurement equation is …

[HTML][HTML] Analysis of radiation emission from MYRRHA spent fuel and implications for non-destructive safeguards verification

M Preston, A Borella, E Branger, S Grape… - Annals of Nuclear …, 2021 - Elsevier
The radionuclide composition of, and emitted radiation in, spent nuclear fuel from the future
MYRRHA facility have been studied using depletion simulations to understand potential …

High order fast neutron multiplicity measurement equations based on liquid scintillation detector

Q Zhang, J Yang, X Li, S Li, S Hou, X Su, M Zhou… - Applied Radiation and …, 2019 - Elsevier
Fast neutron multiplicity counting (FNMC) analysis method is a new nondestructive analysis
method for nuclear materials. It uses a fast neutron detector array to detect the neutrons …

Organic liquid scintillation detector shape and volume impact on radiation portal monitors

MG Paff, SD Clarke, SA Pozzi - … and Methods in Physics Research Section …, 2016 - Elsevier
We have developed and tested a radiation portal monitor using organic liquid scintillation
detectors. In order to optimize our system designs, neutron measurements were carried out …

Distribution of mean time intervals between successive neutron counts for different phenomena and power law forms

S Avdic, D Demirovic, E Hadzimustafic… - The European Physical …, 2024 - Springer
Power laws appear widely in natural and man-made phenomena. However, there is a lack
of studies on power law behavior in nuclear science and engineering. This study deals with …