Saerom Kwon
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View article: Measurements of Momentum Halo Due to the Reduced RFQ Voltage During the LIPAc Beam Commissioning
Measurements of Momentum Halo Due to the Reduced RFQ Voltage During the LIPAc Beam Commissioning Open
The Linear IFMIF Prototype Accelerator, LIPAc, is being commissioned aiming in particular at validating the RFQ up to 5MeV beam acceleration. Eventually, the nominal beam of 5 MeV-125 mA in 1 ms/1 Hz pulsed mode was achieved in 2019. The b…
View article: FENDL: A library for fusion research and applications
FENDL: A library for fusion research and applications Open
The Fusion Evaluated Nuclear Data Library (FENDL) is a comprehensive and validated collection of nuclear cross section data coordinated by the International Atomic Energy Agency (IAEA) Nuclear Data Section (NDS). FENDL assembles the best n…
View article: High Beam Current Operation with Beam Diagnostics at LIPAc
High Beam Current Operation with Beam Diagnostics at LIPAc Open
The Linear IFMIF Prototype Accelerator (LIPAc) is under commissioning in Rokkasho Fusion Institute in Japan and aims to accelerate 125 mA D⁺ at 9 MeV in CW mode for validating the IFMIF accelerator design. To insure a fine characterization…
View article: JENDL-5 benchmark test for shielding applications
JENDL-5 benchmark test for shielding applications Open
JENDL-5 was validated from a viewpoint of shielding applications under the Shielding Integral Test Working Group of the JENDL Committee. The following benchmark experiments were selected: JAEA/FNS in-situ experiments, Osaka Univ./OKTAVIAN …
View article: Japanese evaluated nuclear data library version 5: JENDL-5
Japanese evaluated nuclear data library version 5: JENDL-5 Open
The fifth version of Japanese Evaluated Nuclear Data Library, JENDL-5, was developed. JENDL-5 aimed to meet a variety of needs not only from nuclear reactors but also from other applications such as accelerators. Most of the JENDL special …
View article: Analyses of JAEA/FNS iron in-situ experiment with latest nuclear data libraries
Analyses of JAEA/FNS iron in-situ experiment with latest nuclear data libraries Open
We found ENDF/B-VIII.0 caused the following problems through our analyses of the iron insitu experiment at JAEA/FNS; 1) the neutron flux of 1 - 10 keV is overestimated more in the shallower region of the iron assembly, 2) the reaction rate…
View article: Conceptual design of DEMO blanket materials test modules for A-FNS
Conceptual design of DEMO blanket materials test modules for A-FNS Open
A conceptual design of Advanced Fusion Neutron Source, A-FNS, has been conducted to achieve early realization of fusion-like neutron irradiation test for fusion reactor materials in Japan. A-FNS provides eight test modules to obtain irradi…
View article: Radiation Measurement in the 1st Beam Commissioning Campaign of the LIPAc RFQ
Radiation Measurement in the 1st Beam Commissioning Campaign of the LIPAc RFQ Open
The 1st proton beam acceleration of the Linear IFMIF Prototype Accelerator (LIPAc) through its novel RFQ was succeeded on 13th June 2018. Addition to plenty of beam diagnostics equipped in the beam line, we prepared some radiation detector…
View article: Investigation on A-FNS neutron spectrum monitor system
Investigation on A-FNS neutron spectrum monitor system Open
We proposed the neutron spectrum measurement system for Advanced Fusion Neutron Source (A-FNS). It is configured with fission chambers, Self-Powered Neutron Detectors, neutron activation systems using water flow, and activation monitors. I…
View article: Conceptual study on production of <sup>99</sup>Mo/<sup>99m</sup>Tc in plan of advanced fusion neutron source (A-FNS)
Conceptual study on production of <sup>99</sup>Mo/<sup>99m</sup>Tc in plan of advanced fusion neutron source (A-FNS) Open
A plan of an advanced fusion neutron source (A-FNS) using the d-Li reaction is being developed at Rokkasho site of National Institutes for Quantum and Radiological Science and Technology (QST). Although the main objective of the A-FNS faci…
View article: Important comments on KERMA factors and DPA cross-section data in ACE files of JENDL-4.0, JEFF-3.2 and ENDF/B-VII.1
Important comments on KERMA factors and DPA cross-section data in ACE files of JENDL-4.0, JEFF-3.2 and ENDF/B-VII.1 Open
\nWe have studied reasons of differences of KERMA factors and DPA cross-section data among nuclear data libraries. Here the KERMA factors and DPA cross-section data included in the official ACE files of JENDL-4.0, ENDF/B-VII.1 and JEFF-3.2…
View article: JENDL-4.0/HE Benchmark Test with Concrete and Iron Shielding Experiments at JAEA/TIARA
JENDL-4.0/HE Benchmark Test with Concrete and Iron Shielding Experiments at JAEA/TIARA Open
\nAs a benchmark test of JENDL-4.0/HE released in 2015, we have analyzed the concrete and iron shielding experiments with the quasi mono-energetic 40 and 65 MeV neutron sources at TIARA in JAEA by using MCNP5 and ACE files processed from J…