Zobrazeno 1 - 10
of 1 892
pro vyhledávání: '"Prompt gamma"'
Publikováno v:
Journal of Isotopes, Vol 37, Iss 5, Pp 455-462 (2024)
Sodium iodide (NaI) detector has wide applications in Prompt Gamma-ray Neutron Activation Analysis (PGNAA) due to its excellent detection efficiency and relatively low cost. In order to obtain the response of the detector to gamma-rays during PGNAA m
Externí odkaz:
https://doaj.org/article/f8d437322531478982be913a13c5db07
Publikováno v:
Journal of Isotopes, Vol 37, Iss 4, Pp 372-378 (2024)
The monitoring of neutron ambient dose equivalent rate in a radiation field is of significant importance as it can reflect the operational status of nuclear facilities and provide radiation protection information. Currently, the commonly used monitor
Externí odkaz:
https://doaj.org/article/68fdf929300d4c9fa55e6d7c7cb611dd
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 7, Pp 2835-2841 (2024)
Real-time analysis of metallic mineral grade and slurry concentration is significant for improving flotation efficiency and product quality. This study proposes an online detection method of ore slurry combining the Prompt Gamma Neutron Activation An
Externí odkaz:
https://doaj.org/article/870d70e0ae3241cdbe562f08a3f0ef84
Publikováno v:
Applied Mathematics in Science and Engineering, Vol 32, Iss 1 (2024)
We study a parameter estimation problem which arises from measurements with QUANTOM, a measurement facility utilizing Prompt-Gamma Neutron Activation Analysis (PGNAA) to analyze elemental masses in 200-l nuclear waste drums. The presence of neutron f
Externí odkaz:
https://doaj.org/article/7f97e9034d0c4138be1fae08f92de485
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
Externí odkaz:
https://doaj.org/article/836dad2488524fc894c4c80154d21e88
Autor:
José Alípio dos Santos Filho, E. S. Fonseca, C. M. Dias, C. Salata, E. S. Santini, Marco Aurélio de Sousa Lacerda
Publikováno v:
Brazilian Journal of Radiation Sciences, Vol 12, Iss 3 (2024)
Techniques based on neutron beams are used in research, industry and medicine being especially suitable for the characterization of a wide variety of materials. Neutron radiation can be produced using nuclear reactors, isotopic sources, or particle a
Externí odkaz:
https://doaj.org/article/e38c58b0a77e4f07a966b587e77a94be
Autor:
Pierre Everaere, Denis Dauvergne, Marie-Laure Gallin-Martel, Joël Hérault, Ayoub Koudia, Charbel Koumeir, Jean Michel Létang, Étienne Testa
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
Introduction: We propose a method for prompt-gamma verification of proton range during particle therapy, called Prompt-Gamma Energy Integration (PGEI).Method: This method is based on the measurement of the total energy deposited in a set of detectors
Externí odkaz:
https://doaj.org/article/fd8fdd2458d14ff395976f56ddb99fda
Autor:
Bo-Wi Cheon, Chul Hee Min
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
Accurate in-vivo verification of beam range and dose distribution is crucial for the safety and effectiveness of particle therapy. Prompt gamma (PG) imaging, as a method for real-time verification, has gained prominence in this area. Currently, sever
Externí odkaz:
https://doaj.org/article/c618abd1f27b44e383ab7ed5de45b116
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 11, Pp 4002-4018 (2023)
An integrated neutron interrogation system has been developed for non-destructive assay of highly-radioactive special nuclear materials, to accumulate knowledge of the method through developing and using it. The system combines a differential die-awa
Externí odkaz:
https://doaj.org/article/271d3bc9c6b34dc1bc695c809a0f09f6
Autor:
Youngmo Ku, Sehoon Choi, Jaeho Cho, Sehyun Jang, Jong Hwi Jeong, Sung Hun Kim, Sungkoo Cho, Chan Hyeong Kim
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 9, Pp 3140-3149 (2023)
In theory, the sharp dose falloff at the distal end of a proton beam allows for high conformal dose to the target. However, conformity has not been fully achieved in practice, primarily due to beam range uncertainty, which is approximately 4% and var
Externí odkaz:
https://doaj.org/article/24d989e2f6884c76bbf0505d66c3d7b8