Neutron-gamma discrimination based on support vector machine combined to nonnegative matrix factorization and continuous wavelet transform

H Arahmane, A Mahmoudi, EM Hamzaoui, YB Maissa… - Measurement, 2020 - Elsevier
Recent developments of digital signal processing have played an effective role to achieve a
fast and accurate neutron-gamma discrimination. Thus, we present in this research work, a …

Evaluation of the Constant Fraction Time-Over-Threshold (CF-TOT) method for neutron-gamma pulse shape discrimination

A Roy, D Vartsky, I Mor, EO Cohen… - Journal of …, 2022 - iopscience.iop.org
The use of Time-over-Threshold (TOT) for the discrimination between fast neutrons and
gamma-rays is advantageous when large number of detection channels are required due to …

Fast digital spectrometer for mixed radiation fields

M Pavelek, Z Matěj, O Herman, F Mravec… - 2017 IEEE …, 2017 - ieeexplore.ieee.org
We present a digital system for measurement of neutron spectra in mixed gamma-neutron
fields. The signal from a standard scintillation detector is sampled at rate up to 1 GHz, using …

FPGA implementation of 500-MHz high-count-rate high-time-resolution real-time digital neutron-gamma discrimination for fast liquid detectors

HY Shen, JL Zhang, J Zhang, JH Zhou - Nuclear Science and Techniques, 2024 - Springer
Fast neutron flux measurements with high count rates and high time resolution have
important applications in equipment such as tokamaks. In this study, real-time neutron and …

[HTML][HTML] A scintillation detector configuration for pulse shape analysis

P Van Chuan, ND Hoa, NX Hai, NN Anh… - Nuclear Engineering …, 2018 - Elsevier
This paper presents a neutron detector configuration using EJ-301 scintillation liquid, a
R9420 photo-multiplier and a homemade preamplifier. The detector qualities which include …

Neutron flux monitoring based on blind source separation algorithms in Moroccan TRIGA MARK II reactor

H Arahmane, EM Hamzaoui… - Science and Technology …, 2017 - Wiley Online Library
We present an overview of fission chamber's functioning modes, theoretical aspects of the
nonnegative matrix factorization methods, and the opportunities that offer neutron data …

Application of stilbene crystals in neutron measurement for monoenergetic neutron beam

K Zhao, L Chen, HP Guo, JL Ruan, SY He… - Journal of …, 2018 - iopscience.iop.org
Stilbene crystals are used as neutron detectors connected with photomultiplier tubes. An
online acquisition method assembled by CAMAC standard plug-ins, NIM plug-ins, a neutron …