Search Results - "ASO, Tsukasa"

Analyzing hydroxyl radical accessibility related to hydrogen abstraction in a DNA sugar moiety using molecular dynamics simulations by Kawanami, Ryuta, Fujiwara, Susumu, Yonetani, Yoshiteru, Aso, Tsukasa

“…Exposure of water to ionizing radiation induces OH radical formation. Within cellular environments, the presence of OH radicals can stimulate the abstraction…”
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Regulation of Digital Platforms and the Digital Economy in Japan by Aso, Tsukasa, Rademacher, Christoph

“…The digital economy continues to evolve in Japan and around the world. Big data and personal information have significant economic value and require…”
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Design of a tritium gas cell for beta-ray induced X-ray spectrometry using Monte Carlo simulation by Hara, Masanori, Abe, Shinsuke, Matsuyama, Masao, Aso, Tsukasa, Tatenuma, Katsuyoshi, Kawakami, Tomohiko, Ito, Takeshi

“…•Beta-ray induced X-ray spectrometry (BIXS) is a method for tritium gas analysis.•Gas cell for BIXS was designed by Monte Carlo simulations.•The optimum…”
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Numerical simulation for longitudinal and transverse coupling motion in compact electron beam simulator for heavy ion inertial fusion by Kikuchi, Takashi, Horioka, Kazuhiko, Takahashi, Kazumasa, Sasaki, Toru, Aso, Tsukasa, Harada, Nob

“…For heavy-ion beam driven inertial confinement fusion, space-charge-dominated beams are studied by a compact experimental device, scaled by electrons instead…”
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EP-1500: Development of tumor response observation system for dose-volume delivery guided particle therapy by Nishio, T, Takashi Okamoto, T.O, Shinto Kabuki, S.K, Toru Tanimori, T.T, Tsukasa Aso, T.A, Satoshi Nakamura, S.N, Masahiro Hiraoka, M.H, Keiichirou Matsushita, K.M, Aya Nishio-Miyatake, A.N.M

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The development of patient-specific quality assurance (PSQA) for a proton wobbling nozzle using PTSim Monte Carlo code by Oanh, Luu Dang Hoang, Aso, Tsukasa, Wang, Chun-Chieh, Chao, Tsi-Chian, Cho, I-Chun

“…The aim of this study is to develop a Monte Carlo-based platform for patient-specific quality assurance (PSQA) in the proton wobbling nozzle at Chang Gung…”
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11. Application of Monte Carlo Simulation to Radiological Technology--No.2 Focus on Changed Particles by Aso, Tsukasa

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Influence of tritium distribution in aluminum and iron for shape of the beta-ray induced X-ray spectrum by Hara, Masanori, Fujimoto, Yuya, Akamaru, Satoshi, Aso, Tsukasa, Röllig, Marco

“…•The beta-ray induced X-ray (BIX) spectra of tritium in Al and Fe were simulated.•The BIX spectral shape depends on the solid material and the atmosphere.•The…”
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Geant4 based Monte Carlo simulation for verifying the modified sum-peak method by Aso, Tsukasa, Ogata, Yoshimune, Makino, Ryuta

“…The modified sum-peak method can practically estimate radioactivity by using solely the peak and the sum peak count rate. In order to efficiently verify the…”
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Galet – Benchmark of a Geant4 based application for the simulation and design of Beta Induced X-ray Spectrometry systems by Röllig, Marco, Aso, Tsukasa, Hara, Masanori, Priester, Florian

“…•Dedicated benchmark of the low-energy packages of the Geant4 framework.•Penelope physics output showed the best agreement with the BIXS results regarding…”
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Monte Carlo simulation of the beta-ray induced X-ray spectra of tritium at various depths in solids by Hara, Masanori, Shimura, Tomoya, Aoki, Kenjiro, Matsuyama, Masao, Aso, Tsukasa, Röllig, Marco

“…Non-destructive methods to measure tritium in solids are required for material studies and managements of tritium-contaminated material in the field of fusion…”
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Application of a Single-Crystal CVD Diamond Detector for Fast Neutron Measurement in High Dose and Mixed Radiation Fields by Kobayashi, Makoto I., Yoshihashi, Sachiko, Ogawa, Kunihiro, Isobe, Mitsutaka, Aso, Tsukasa, Hara, Masanori, Sangaroon, Siriyaporn, Kusaka, Sachie, Tamaki, Shingo, Murata, Isao, Toyama, Sho, Miwa, Misako, Matsuyama, Shigeo, Osakabe, Masaki

“…This article presents the method to evaluate the fast neutron energy spectrum using the single-crystal chemical vapor deposition (CVD) diamond detector to be…”
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Monte Carlo simulation of tritium beta-ray induced X-ray spectrum in various gases by Hara, Masanori, Uchikawa, Ryota, Hatano, Yuji, Matsuyama, Masao, Aso, Tsukasa, Kawakami, Tomohiko, Ito, Takeshi

“…•The beta-ray induced X-ray spectrometry (BIXS) is a gaseous tritium analysis method.•The gas medium dependence in BIXS was considered by Monte Carlo…”
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Decomposition of the weight fractions for modelling ridge filters in a proton wobbling nozzle by Hoang Oanh, Luu Dang, Su, Sheng-Min, Lee, Shen-Hao, Huang, Hsiao-Chieh, Chao, Tsi-Chian, Aso, Tsukasa, Lee, Chung-Chi

“…In proton therapy, the width of a pristine Bragg peak is too narrow to cover the entire tumor volume, and should be spread out using the Spread out Bragg peak…”
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Simultaneous measurements for fast neutron flux and tritium production rate using pulse shape discrimination and single crystal CVD diamond detector by Kobayashi, M.I., Yoshihashi, S., Ogawa, K., Isobe, M., Aso, T., Hara, M., Sangaroon, S., Tamaki, S., Murata, I., Toyama, S., Miwa, M., Matsuyama, S., Osakabe, M.

“…This paper presents the development of a simultaneous measurement method for fast neutron energy spectra and tritium production rates within mixed radiation…”
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Appropriate quenching level in modified integral counting method by liquid scintillation counting by Hara, Masanori, Nakayama, Masato, Hirokami, Kiyokazu, Aso, Tsukasa

“…To know the appropriate quenching level, the modified integral counting method with various quenched samples (MICM-VQ) was applied for the determination of the…”
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Investigation of the effects of the step size of Geant4 electromagnetic physics on the depth dose simulation of a small field proton beam by Balaji, Selvaraj, Lee, Chung-Chi, Aso, Tsukasa, Wu, Tung-Ho, Chiang, Yueh, Oanh, Luu Dang Hoang, Tseng, Chien-Kai, Chen, Chia-Ray, Chao, Tsi-Chian

“…Dose distribution, especially the Bragg peaks or percentage depth doses (PDDs) in a small proton field, are strongly influenced by the field size. Simulation…”
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Application of a single crystal CVD diamond detector for fast neutron measurement in high dose and mixed radiation fields by Kobayashi, Makoto I., Yoshihashi, Sachiko, Ogawa, Kunihiro, Isobe, Mitsutaka, Aso, Tsukasa, Hara, Masanori, Sangaroon, Siriyaporn, Tamaki, Shingo, Murata, Isao, Osakabe, Masaki

“…This paper presents the method to evaluate the fast neutron energy spectrum under mixed radiation field using the single crystal CVD diamond detector. The…”
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Proton radiography using discrete range modulation method – A Monte Carlo study by Tsai, Yi-Chun, Fan, Kang-Hsing, Tsai, Tzung-Lin, Lee, Chung-Chi, Aso, Tsukasa, Wu, Shu-Wei, Lin, Chien-Yu, Tseng, Chien-Kai, Chen, Chia-Ray, Balaji, Selvaraj, Chao, Tsi-Chian

“…The advantage of proton therapy is the Bragg peak, but its range uncertainties can also lead to a certain dose deviation. This uncertainty can be reduced by…”
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Warm dense matter study and pulsed-power developments for X-pinch equipment in Nagaoka University of Technology by Sasaki, Toru, Miki, Yasutoshi, Tachinami, Fumitaka, Saito, Hirotaka, Takahashi, Takuya, Anzai, Nobuyuki, Kikuchi, Takashi, Aso, Tsukasa, Harada, Nob

“…In order to explore high energy density physics, we have performed WDM experiment by using several pulsed-power devices. To generate well-defined warm dense…”
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