Zobrazeno 1 - 10
of 345
pro vyhledávání: '"Katabuchi Tatsuya"'
Publikováno v:
EPJ Web of Conferences, Vol 306, p 01042 (2024)
This research analyzed trajectories of nuclear fission leading to symmetric or assymmetric mass division, obtained by a four-dimensional Langevin-model, using machine learning models. A hybrid neural network, combining Long Short-Term Memory (LSTM) a
Externí odkaz:
https://doaj.org/article/dc3d006bfeb64d9eb5bbf6933281cdcd
Autor:
Kodama Yu, Katabuchi Tatsuya, Rovira Gerard, Kimura Atsushi, Nakamura Shoji, Endo Shunsuke, Nakano Hideto, Sato Yaoki, Hori Jun-ichi, Shibahara Yuji, Terada Kazushi
Publikováno v:
EPJ Web of Conferences, Vol 284, p 01024 (2023)
The neutron capture cross section of 243Am from thermal to 100 keV was measured using the Accurate Neutron-Nucleus Reaction Measurement Instrument (ANNRI) at the Japan Proton Accelerator Research Complex (J-PARC). The time-of-flight (TOF) method usin
Externí odkaz:
https://doaj.org/article/169e23d897fc48f4a1729d994f53746c
Autor:
Nakano Hideto, Katabuchi Tatsuya, Terada Kazushi, Kimura Atsushi, Nakamura Shoji, Endo Shunsuke, Rovira Gerard, Kodama Yu
Publikováno v:
EPJ Web of Conferences, Vol 284, p 01032 (2023)
The neutron capture cross sections of 107Pd were measured using the Accurate Neutron-Nucleus Reaction Measurement Instrument (ANNRI) at the Japan Proton Accelerator Research Complex (J-PARC). Capture γ-rays were detected with a NaI(Tl) spectrometer.
Externí odkaz:
https://doaj.org/article/b8b54839a7724ae385de614b61cc154e
Publikováno v:
EPJ Web of Conferences, Vol 284, p 01025 (2023)
The neutron capture cross section of 128Te was measured by the TOF method in the energy regions of 15 – 91 keV and 550 keV. The cross section was determined with accuracies of 4-7%. The results are compared with past experimental data and evaluatio
Externí odkaz:
https://doaj.org/article/e2de4e0e655b4429acfbda27c5923420
Autor:
Katabuchi Tatsuya, Iwamoto Osamu, Hori Jun-ich, Kimura Atsushi, Iwamoto Nobuyuki, Nakamura Shoji, Rovira Gerard, Endo Shunsuke, Shibahara Yuji, Terada Kazushi, Kodama Yu, Nakano Hideto, Sato Yaoki, Matsuura Shota
Publikováno v:
EPJ Web of Conferences, Vol 281, p 00014 (2023)
The neutron capture cross sections of 237Np, 243Am and 241Am in the keV energy region were measured by the time-of-flight method at the Japan Proton Accelerator Research Complex (J-PARC). Characterization of the minor actinide samples were made to re
Externí odkaz:
https://doaj.org/article/306e7e59ddf64ea1a5228a4f49f2bfb8
We developed a method superposing two different fission modes calculated in a four-dimensional Langevin model to obtain more accurate fission fragment yield and total kinetic energy (TKE). The two fission modes correspond to the standard I and standa
Externí odkaz:
http://arxiv.org/abs/2309.12653
Autor:
Rovira Gerard, Katabuchi Tatsuya, Tosaka Kenichi, Matsuura Shota, Terada Kazushi, Iwamoto Osamu, Kimura Atsushi, Nakamura Shoji, Iwamoto Nobuyuki
Publikováno v:
EPJ Web of Conferences, Vol 239, p 01017 (2020)
The neutron capture-cross section of 237Np was measured using the Accurate Neutron-Nucleus Reaction Measurement Instrument (ANNRI) with special emphasis in the region of interest for the core design of Accelerator-Driven Systems (ADS), from 0.5 to 50
Externí odkaz:
https://doaj.org/article/a4680feb4ecd46e4a7a931daebf985b7
Autor:
Iwamoto Nobuyuki, Nakamura Shoji, Kimura Atsushi, Katabuchi Tatsuya, Rovira Gerard, Hara Kaoru, Y., Iwamoto Osamu
Publikováno v:
EPJ Web of Conferences, Vol 239, p 17016 (2020)
In order to develop an evaluation method of gamma-ray strength function (GSF), neutron capture pulse-height (PH) spectrum of gold was employed, where it was measured with the NaI(Tl) spectrometer of AN-NRI installed at the Material and Life Science E
Externí odkaz:
https://doaj.org/article/c2e44aa89cc5495889eaef94119c41a3
Autor:
Kimura Atsushi, Nakamura Shoji, Iwamoto Osamu, Iwamoto Nobuyuki, Harada Hideo, Katabuchi Tatsuya, Terada Kazushi, Hori Jun-ichi, Shibahara Yuji, Fujii Toshiyuki
Publikováno v:
EPJ Web of Conferences, Vol 239, p 01012 (2020)
Neutron capture and total cross sections of 155Gd and 157Gd were measured with the neutron time-of-flight method in Accurate Neutron-Nucleus Reaction measurement Instrument at Material and Life Science Experimental Facility of the Japan Proton Accele
Externí odkaz:
https://doaj.org/article/f8bfd5516ad84a9f896ad75cf9407513
Autor:
Katabuchi Tatsuya, Iwamoto Osamu, Hori Jun-ichi, Kimura Atsushi, Iwamoto Nobuyuki, Nakamura Shoji, Shibahara Yuji, Terada Kazushi, Rovira Gerard, Matsuura Shota
Publikováno v:
EPJ Web of Conferences, Vol 239, p 01044 (2020)
A research project entitled "study on accuracy improvement of fast-neutron capture reaction data of long-lived MAs for development of nuclear transmutation systems" is ongoing as a joint collaboration, including Tokyo Tech, Japan Atomic Energy Agency
Externí odkaz:
https://doaj.org/article/4b459168efcb49da8c22181f44c69a9f