Meigo Meaning Origins

Cited by 15 Related articles

Advanced design of high-intensity beam transport line in J-PARC

S Sakamoto, S Meigo, H Fujimori, M Harada… - Nuclear Instruments and …, 2006 - Elsevier

A 3-GeV proton beam transport (3NBT) line provides high-intensity proton beam for an
experimental facility of Japan Proton Accelerator Research Complex (J-PARC). Its beam
optics and components were intensively designed to transport the proton beam of large …

Spallation neutron production by 0.8, 1.2, and 1.6 GeV protons on various targets

…, D Drake, JC Duchazeaubeneix, JM Durand, SI Meigo… - Physical Review C, 2002 - APS

Spallation neutron production in proton induced reactions on Al, Fe, Zr, W, Pb, and Th
targets at 1.2 GeV and on Fe and Pb at 0.8 and 1.6 GeV measured at the SATURNE
accelerator in Saclay is reported. The experimental double differential cross sections are …

[PDF] iaea.org

High-energy particle transport code NMTC/JAM

K Niita, H Takada, S Meigo, Y Ikeda - … in Physics Research Section B: Beam …, 2001 - Elsevier

We have developed a high-energy particle transport code NMTC/JAM, which is an upgraded
version of NMTC/JAERI97. The applicable energy range of NMTC/JAM is extended in
principle up to 200 GeV for nucleons and mesons by introducing the high-energy nuclear …

First neutron production utilizing J-PARC pulsed spallation neutron source JSNS and neutronic performance demonstrated

…, K Oikawa, M Teshigawara, T Kai, S Meigo… - Nuclear Instruments and …, 2010 - Elsevier

Abstract The J-PARC 1 MW pulsed spallation neutron source JSNS was successfully
launched on 30th of May 2008. To demonstrate the unique features of the moderator design
and the neutronic performance of JSNS the neutron spectral intensity, absolute neutron flux …

Estimation of uncertainty in lead spallation particle multiplicity and its propagation to a neutron energy spectrum

H Iwamoto, SI Meigo - Journal of Nuclear Science and Technology, 2020 - Taylor & Francis

This paper presents an approach to uncertainty estimation of spallation particle multiplicity of
lead (natPb), primarily focusing on proton-induced spallation neutron multiplicity (xpn) and
its propagation to a neutron energy spectrum. The xpn uncertainty is estimated from …

[CITATION] in Proceedings of the International Conference on Nuclear Data for Science and Technology

…, K Sato, Y Nakao, H Ijiri, S Chiba, T Fukahori, S Meigo… - 1997 - Italian Physical Society

Characterization of a 40–90 MeV 7Li (p, n) neutron source at TIARA using a proton recoil telescope and a TOF method

…, N Hirakawa, T Nakamura, S Tanaka, S Meigo… - Nuclear Instruments and …, 1999 - Elsevier

The intensity and energy spectra of a quasi-monoenergetic 7 Li (p, n) neutron source at
TIARA of Japan Atomic Energy Research Institute (JAERI) have been measured for eight
incident proton energies between 43 and 87 MeV, using a proton recoil telescope (PRT) of …

Design and application of NOBORU—NeutrOn Beam line for Observation and Research Use at J-PARC

…, F Maekawa, M Harada, T Kai, S Meigo… - Nuclear Instruments and …, 2008 - Elsevier

NOBORU, NeutrOn Beam line for Observation and Research Use, has been constructed in
the Materials and Life Science Facility (MLF) of Japan Proton Accelerator Research
Complex (J-PARC). NOBORU is designed to “observe” a 1 MW Japan Spallation Neutron …

Measurement of neutron-production double-differential cross sections for nuclear spallation reaction induced by 0.8, 1.5 and 3.0 GeV protons

…, K Maehata, N Matsufuji, S Meigo… - Journal of nuclear …, 1997 - Taylor & Francis

Neutron-production double-differential cross sections were measured for the spallation
reaction induced by 0.8, 1.5 and 3.0 GeV protons on C, Al, Fe, In and Pb targets. The
experiments were performed by time-of-flight technique with a typical flight path length of 1 …

[PDF] mdpi.com

Materials and life science experimental facility at the Japan proton accelerator research complex I: Pulsed spallation neutron source

…, K Haga, M Teshigawara, T Aso, SI Meigo… - Quantum Beam …, 2017 - mdpi.com

Abstract At the Japan Proton Accelerator Research Complex (J-PARC), a pulsed spallation
neutron source provides neutrons with high intensity and narrow pulse width pulse to
promote researches on a variety of science in the Materials and Life Science Experimental …

[PDF] academia.edu

Measurement of energy spectra and spatial distributions of neutron beams provided by the ANNRI beamline for capture cross-section measurements at the J-PARC …

…, F Kitatani, M Koizumi, F Maekawa, S Meigo… - Nuclear Instruments and …, 2011 - Elsevier

We measured the energy spectra and spatial distributions of the neutron beam of Accurate
Neutron-Nucleus Reaction Measurement Instrument (ANNRI) at the Japan Proton
Accelerator Research Complex/Materials and Life Science Experimental Facility (J …

NOBORU: J-PARC BL10 for facility diagnostics and its possible extension to innovative instruments

…, K Oikawa, M Harada, T Kai, S Meigo… - Nuclear Instruments and …, 2009 - Elsevier

The neutron beam line no. 10 (BL10) of JSNS, NOBORU, has been constructed in the
Materials and Life Science Experimental Facility (MLF) at J-PARC. The prime mission of
NOBORU is facility diagnostics to study neutronic performance of JSNS. Validation of unique …

Spallation neutron production by 0.8, 1.2, and 1.6 GeV protons on Pb targets

…, R Legrain, S Leray, M Louvel, E Martinez, SI Meigo… - Physical review …, 1999 - APS

Spallation neutron production in proton induced reactions on Pb targets at 0.8, 1.2, and 1.6
GeV has been measured at the SATURNE accelerator. Double-differential cross sections
were obtained over a broad angular range from which averaged neutron multiplicities per …

Measurements of neutron spectra produced from a thick lead target bombarded with 0.5-and 1.5-GeV protons

S Meigo, H Takada, S Chiba, T Nakamoto… - Nuclear Instruments and …, 1999 - Elsevier

Neutron spectra produced from a thick lead target bombarded with 0.5 and 1.5 GeV protons
have been measured in order to provide experimental data for benchmarking the medium-
energy particle transport calculations. The accurate neutron spectra were obtained in the …

Measurements of the response function and the detection efficiency of an NE213 scintillator for neutrons between 20 and 65 MeV

S Meigo - Nuclear Instruments and Methods in Physics Research …, 1997 - Elsevier

Abstract For neutrons 25, 30 and 65 MeV, the response functions and detection efficiencies
of an NE213 liquid scintillator were measured. Quasi-monoenergetic neutrons produced by
the 7 Li (p, N 0.1) reaction were employed for the measurement and the absolute flux of …

Measurement of displacement cross sections of aluminum and copper at 5 K by using 200 MeV protons

…, D Satoh, H Yashima, H Matsuda, S Meigo… - Journal of Nuclear …, 2018 - Elsevier

Abstract To validate the Monte Carlo codes for prediction of radiation damage in metals
irradiated by> 100 MeV protons, we developed a proton irradiation device with a Gifford–
McMahon (GM) cryocooler to cryogenically cool two 0.25-mm-diameter wire samples of …

[HTML] springer.com

[HTML] MEIGO: an open-source software suite based on metaheuristics for global optimization in systems biology and bioinformatics

JA Egea, D Henriques, T Cokelaer, AF Villaverde… - BMC …, 2014 - Springer

Background Optimization is the key to solving many problems in computational biology.
Global optimization methods, which provide a robust methodology, and metaheuristics in
particular have proven to be the most efficient methods for many applications. Despite their …

[PDF] iaea.org

The GEM code. A simulation program for the evaporation and the fission process of an excited nucleus

S Furihata, K Niita, S Meigo, Y Ikeda, F Maekawa - 2001 - inis.iaea.org

In this report, we present details and the usage of the GEM code. Furthermore, the results of
benchmark calculations are shown by using the combination of the Bertini intranuclear
cascade model and the GEM code (INC/GEM). Neutron spectra and isotope production …

Transmission Through Shields of Quasi-Monoenergetic Neutrons Generated by 43-and 68-MeV Protons—II: Iron Shielding Experiment and Analysis for Investigating …

…, K Shin, S Tanaka, H Takada, S Meigo… - Nuclear science and …, 1996 - Taylor & Francis

Neutron spectra in the energy range above 10-4 eV transmitted through iron shields
succeedingly are measured with a BC501A liquid scintillation detector and the Bonner Ball
detector using quasi-monoenergetic neutron sources generated via the 7Li (p, n) reaction by …

[PDF] hokudai.ac.jp

Energy resolution of pulsed neutron beam provided by the ANNRI beamline at the J-PARC/MLF

…, F Kitatani, M Koizumi, F Maekawa, S Meigo… - Nuclear Instruments and …, 2014 - Elsevier

We studied the energy resolution of the pulsed neutron beam of the Accurate Neutron–
Nucleus Reaction Measurement Instrument (ANNRI) at the Japan Proton Accelerator
Research Complex/Materials and Life Science Experimental Facility (J-PARC/MLF). A …

[PDF] iop.org

Design of the Elliptical Superconducting Cavities for the JAEA ADS

…, Y Kondo, F Maekawa, S Meigo… - Journal of Physics …, 2019 - iopscience.iop.org

The superconducting CW proton linear accelerator for an Accelerator Driven Subcritical
System (ADS) proposed by Japan Atomic Energy Agency (JAEA) employs elliptical cavities
for the final acceleration of 180 MeV to 1.5 GeV. Since this energy region implies a changed …

JENDL high energy file

…, N Yoshizawa, F Maekawa, S Meigo… - Journal of Nuclear …, 2002 - Taylor & Francis

Nuclear Data Center at Japan Atomic Energy Research Institute is developing the JENDL
High Energy File in cooperating with Japanese Nuclear Data Committee. The JENDL High
Energy File includes neutron and proton nuclear data 20 MeV to 3 GeV. In this report …

Electromagnetic design of the low beta cavities for the JAEA ADS

…, Y Kondo, F Maekawa, S Meigo… - Journal of Physics …, 2019 - iopscience.iop.org

Abstract The Japan Atomic Energy Agency (JAEA) is designing a superconducting CW
proton linear accelerator for the ADS project. The superconducting region will use five types
of radio frequency cavities. In the region from 2 to 180 MeV the acceleration will be done …

Evaluation of the 3-GeV proton beam profile at the spallation target of the JSNS

S Meigo, F Noda, S Ishikura, M Futakawa… - Nuclear Instruments and …, 2006 - Elsevier

At JSNS, 3-GeV protons beam is delivered from rapid cycling synchrotron (RCS) to the
spallation neutron target. In order to reduce the damage of pitting on the target container, the
peak current density should be kept as small as possible. In this study, the beam profile at …

Beam commissioning for neutron and muon facility at J-PARC

S Meigo, M Ohi, T Kai, T Ono, K Ikezaki… - Nuclear Instruments and …, 2009 - Elsevier

At J-PARC, an intensive pulsed 3-GeV proton beam (1 MW and 25 Hz) extracted from a
rapid cycling synchrotron (RCS) is introduced to a mercury target for a neutron source and to
a carbon graphite target for a muon source. In order to obtain the beam characteristics …

DPA calculation for Japanese spallation neutron source

M Harada, N Watanabe, C Konno, S Meigo… - Journal of nuclear …, 2005 - Elsevier

A neutron generating target and surrounding components, such as moderators and proton-
beam windows, of intense pulsed spallation sources suffer serious radiation damage. In
order to construct a maintenance scenario of the Japanese Spallation Neutron Source, the …

[PDF] iop.org

Beam optics design of the superconducting region of the JAEA ADS

…, Y Kondo, F Maekawa, S Meigo… - Journal of Physics …, 2019 - iopscience.iop.org

Abstract The Japan Atomic Energy Agency (JAEA) is proposing an Accelerator Driven
Subcritical System (ADS) for the transmutation of the nuclear waste. ADS will consist of a
superconducting CW proton linear accelerator of 30 MW and a subcritical nuclear reactor …

Measurement of neutron non-elastic cross sections of C, Si, Fe, Zr and Pb in 40-80 MeV region

…, T Aqki, T Hiroishi, H Nakashima, S Meigo… - Journal of Nuclear …, 2002 - Taylor & Francis

Neutron non-elastic cross sections were measured for carbon, silicon, iron, zirconium and
lead in 40-80 MeV region using the transmission method with a “close-geometry” using the
7Li (p, n) quasi-monoenergetic neutron source at TIARA of JAERI. The results were …

Spallation neutron measurement by the time-of-flight method with a short flight path

…, N Shigyo, K Maehata, S Meigo… - Journal of nuclear …, 1995 - Taylor & Francis

The experimental method of measuring neutron production double-differential cross
sections was tested at incident proton energies of 0.8 and 1.5 GeV with C and Pb targets.
Neutrons were measured with liquid scintillators by the time-of-flight method. The use of very …

[PDF] osti.gov

Conceptual design of transmutation experimental facility

…, Y Ikeda, K Kikuchi, F Maekawa, S Meigo… - … on Back-end of the Fuel …, 2001 - osti.gov

To study and evaluate the feasibility of accelerator-driven subcritical systems (ADS) from
physics and engineering aspects, the Transmutation Experimental Facility (TEF) is proposed
under a framework of the JAERI-KEK joint project on high-intensity proton accelerators. TEF …

Light Charged-Particle Production in Proton-Induced Reactions on ¹²C, ²⁷Al, ⁵⁸Ni, ⁹⁰Zr, ¹⁹⁷Au, and ²⁰⁹Bi at 42 and 68 MeV

…, Y Tanaka, Y Matsuoka, K Shin, S Meigo… - Journal of Nuclear …, 2002 - Taylor & Francis

Double-differential cross sections (DDXs) have been measured for light-charged particle
production in proton-induced reactions on 12C, 27Al, 58Ni, 90Zr, 197Au, and 209Bi at
incident energies of 42 and 68 MeV. The measured DDXs for 12C, 27Al, and 58Ni are …

Experimental method for neutron elastic scattering cross-section measurement in 40–90 MeV region at TIARA

…, Y Hirasawa, Y Nauchi, H Nakashima, S Meigo… - Nuclear Instruments and …, 2000 - Elsevier

An experimental setup and data correction method were established for the measurements
of elastic scattering cross-sections for neutrons of tens of MeV at TIARA facility of JAERI.
Data can be obtained for 25 laboratory angles between 2.6° and 53.0° by utilizing a 7 Li (p …

Proposal: a search for sterile neutrino at J-PARC materials and life science experimental facility

M Harada, S Hasegawa, Y Kasugai, S Meigo… - arXiv preprint arXiv …, 2013 - arxiv.org

We propose a definite search for sterile neutrinos at the J-PARC Materials and Life Science
Experimental Facility (MLF). With the 3 GeV Rapid Cycling Synchrotron (RCS) and
spallation neutron target, an intense neutrino beam from muon decay at rest (DAR) is …

[HTML] sciencedirect.com

Measurements of elastic scattering cross sections of carbon, silicon, iron, zirconium and lead for 75 MeV neutrons

…, N Hirakawa, H Nakashima, S Meigo… - Journal of Nuclear …, 2000 - Taylor & Francis

We performed measurements of neutron elastic scattering cross sections of carbon, silicon,
iron, zirconium and lead at 75 MeV using a7Li (p, n) quasi-monoenergetic neutron source at
TIARA of JAERI. Neutron spectra at 25 laboratory angles between 2.6° and 53.0° were …

Feshbach-Kerman-Koonin model analysis of preequilibrium (p,p') and (p,n) reactions at 12 to 26 MeV

…, T Fukahori, K Hasegawa, M Mizumoto, S Meigo… - Physical Review C, 1995 - APS

Double-differential proton emission cross sections have been measured for proton-induced
reactions on Mo 98 and Pd 106 at incident energies around 26 MeV. Several sets of (p, p')
and (p, n) data for both target nuclei at incident energies from 12 to 26 MeV are analyzed in …

[HTML] nih.gov

Meigo governs dendrite targeting specificity by modulating ephrin level and N-glycosylation

SU Sekine, S Haraguchi, K Chao, T Kato, L Luo… - Nature …, 2013 - nature.com

Neural circuit assembly requires precise dendrite and axon targeting. We identified an
evolutionarily conserved endoplasmic reticulum (ER) protein, Meigo, from a mosaic genetic
screen in Drosophila melanogaster. Meigo was cell-autonomously required in olfactory …

Technical Design Report (TDR): Searching for a Sterile Neutrino at J-PARC MLF (E56, JSNS2)

…, IT Lim, T Maruyama, T Matsubara, S Meigo… - arXiv preprint arXiv …, 2017 - arxiv.org

In this document, the technical details of the JSNS $^ 2$(J-PARC Sterile Neutrino Search at
J-PARC Spallation Neutron Source) experiment are described. The search for sterile
neutrinos is currently one of the hottest topics in neutrino physics. The JSNS $^ 2 …

[PDF] in2p3.fr

Spallation study with proton beams around 1 GeV: neutron production.

…, R Legrain, S Leray, M Louvel, E Martinez, SI Meigo… - 1999 - hal.in2p3.fr

Experiments performed at Lab. Nat. SATURNE on neutron produced by spallation from
proton beams in the range 0.8-1.6 GeV are presented. Experimental data compared with
codes show a significant improvement of the recent intra-nuclear cascade (J. Cugnon). This …

Japanese Military Policy Towards French Indochina during the Second World War: The Road to the" Meigo Sakusen"(9 March 1945)

KK Nitz - Journal of Southeast Asian Studies, 1983 - JSTOR

The Japanese occupied the Philippines in 1941, and Burma and Indonesia in 1942. French
Indochina, then called Futsuin by the Japanese, continued to remain in French hands until 9
March 1945. It seemed to present a contrasting picture vis-?-vis Japanese policies in other …

[PDF] academia.edu

Radiation damage and lifetime estimation of the proton beam window at the Japan Spallation Neutron Source

S Meigo, M Ooi, M Harada, H Kinoshita… - Journal of Nuclear …, 2014 - Elsevier

The proton beam window (PBW) is a component that separates the high-vacuum area of the
accelerator from the target area in the Japan Proton Accelerator Research Complex's Japan
Spallation Neutron Source (JSNS). It is important to estimate the damage accumulated from …

[PDF] Application and validation of particle transport code PHITS in design of J-PARC 1 MW spallation neutron source

M Harada, F Maekawa, K Oikawa, S Meigo… - Prog in Nucl Sci and …, 2011 - aesj.or.jp

The Japan Spallation Neutron Source (JSNS) is one of the major experimental facilities in
the Japan Proton Accelerator Research Complex (J-PARC). JSNS operates with 3 GeV and
1 MW pulsed proton beams, and has the highest-class neutron intensity in the world. In the …

[PDF] aps.org

Two-parameter model for optimizing target beam distribution with an octupole magnet

S Meigo, M Ooi, H Fujimori - Physical Review Accelerators and Beams, 2020 - APS

As hadron accelerators achieve increasing beam power, damage to targets is becoming
increasingly severe. To mitigate this damage, nonlinear beam optics based on octupole
magnets is attractive. Nonlinear optics can decrease the beam-focusing hazard due to …

[PDF] academia.edu

Effect of proton beam profile on stress in JSNS target vessel

…, M Futakawa, K Haga, R Hino, S Meigo… - Journal of nuclear …, 2005 - Elsevier

A cross-flow type (CFT) mercury target with flow guide blades has been developed for JSNS
that suppresses the generation of a stagnant flow region near the beam window where the
peak power density is generated due to the spallation reaction. In addition, a flat type beam …

Research Activities on Neutrorics under ASTE Collaboration at AGS/BNL

…, H Takada, Y Kasugai, S Meigo… - Journal of Nuclear …, 2002 - Taylor & Francis

A series of experiments on a mercury spallation target using high-peak-power GeV proton-
beam from the Alternating Gradient Synchrotron (AGS) of Brookhaven National Laboratory
(BNL) has been performed under an international collaboration among the laboratories in …

Measurement of thick target neutron yield at 180° for a mercury target induced by 3-GeV protons

H Matsuda, H Iwamoto, S Meigo, H Takeshita… - Nuclear Instruments and …, 2020 - Elsevier

A thick target neutron yield (TTNY) for a mercury target at an angle of 180° from the incident
beam direction was measured with the time-of-flight method using a 3-GeV proton beam at
the Japan Proton Accelerator Research Complex (J-PARC). Comparison of the …

Experimental Neutron-Production Double-Differential Cross Section for the Nuclear Reaction by 1.5-GeV π⁺ Mesons Incident on Iron

…, N Shigyo, K Maehata, H Arima, S Meigo… - Journal of nuclear …, 1997 - Taylor & Francis

KEYWORDS: neutron-production double-differential cross sections, iron, 1.5 GeV, π+
mesons incidence, intranudear cascade-evaporation model, high energy transport code, in-
medium effects, experimental data, GeV range 01–10, neutron detection, MeV range 10 …

[HTML] sciencedirect.com

[HTML] The analytical study of inventories and physicochemical configuration of spallation products produced in Lead-Bismuth Eutectic of Accelerator Driven System

…, F Maekawa, H Matsuda, T Sasa, S Meigo - … Engineering and Design, 2019 - Elsevier

Abstract Lead-Bismuth Eutectic (LBE) is used as a spallation neutron target and coolant
material of Accelerator Driven System (ADS), and many kinds of elements are produced as
spallation products via spallation reactions in LBE of ADS. It is important to evaluate the …

Development of current mode time-of-flight technique for measurement of thermal neutron spectrum

S Meigo, F Maekawa, H Nakashima… - Journal of Nuclear …, 2000 - Taylor & Francis

A current mode time-of-flight (CTOF) technique was developed as a new technique to
measure the high intensity spectra of the thermal neutron produced by the spallation neutron
source driven by a few shots. The CTOF technique was developed and tested at KENS by …

Differential α-production cross sections of iron and nickel for 4.3 to 14.1 MeV neutrons

…, M Mizumoto, K Hasegawa, S Meigo - Journal of Nuclear …, 1994 - Taylor & Francis

Cross section data for neutron induced a-production, ie (n, xa) reactions are of prime
importance in the evaluation of radiation damage and nuclear heating in fusion and fast
reactors. For the evaluation, energy and angular doubly-differential cross sections (DDX) are …

[PDF] Measurement of Displacement Cross-Section for Structural Materials in High-Power Proton Accelerator Facility

S Meigo, S Hasegawa, I Hiroki… - 9th Int. Particle …, 2018 - accelconf.web.cern.ch

For damage estimation of structural material in the accelerator facility, displacement per
atom (DPA) is widely employed as an index of the damage calculated based on the
displacement cross-section obtained with the calculation model. Although the DPA is …

Measurement of displacement cross-sections of copper and iron for proton with kinetic energies in the range 0.4–3 GeV

H Matsuda, SI Meigo, Y Iwamoto… - Journal of Nuclear …, 2020 - Taylor & Francis

To estimate the structural damages of materials in accelerator facilities, displacement per
atom (dpa) is widely employed as a damage index, calculated based on the displacement
crosssection obtained using a calculation model. Although dpa is applied as standard, the …

Measurements of (n,xp), (n,xd) Double Differential Cross Sections of Carbon and Aluminum for 65 and 75 MeV Neutrons

…, N Hirakawa, S Tanaka, S Meigo… - Journal of nuclear …, 1999 - Taylor & Francis

Double differential (n, xp),(n, xd) cross sections of carbon and aluminum were measured for
65 and 75 MeV neutrons at angles between 12° and 70° using ΔE-E telescopes at a 7Li (p,
n) neutron source facility at TIARA. The data at 12° were obtained by employing an annular …

[HTML] oup.com Full View

On-site background measurements for the J-PARC E56 experiment: A search for the sterile neutrino at J-PARC MLF

…, E Iwai, T Maruyama, S Meigo… - … of Theoretical and …, 2015 - academic.oup.com

Abstract The J-PARC E56 experiment aims to search for sterile neutrinos at the J-PARC
Materials and Life Science Experimental Facility (MLF). In order to examine the feasibility of
the experiment, we measured the background rates of different detector candidate sites …

Conceptual design of proton beam transport system for ADS facilities at J-PARC

S Meigo - Journal of Nuclear Materials, 2014 - Elsevier

To examine the materials issues related to accelerator-driven systems (ADSs), the Japan
Proton Accelerator Research Complex (J-PARC) is planning to build the ADS Target Test
Facility (TEF-T). The J-PARC also plans to build a Transmutation Physics Experimental …

Analysis of benchmark problems for the shielding design of high intensity proton accelerator facilities

…, Y Iwamoto, M Harada, M Teshigawara, S Meigo… - 2008 - inis.iaea.org

[en] Radiation shielding design/safety analysis required for licensing of the high intensity
proton accelerator facility J-PARC (Japan Proton Accelerator Research Complex) is in
progress, using various high-energy particle transport codes. Shielding benchmark …

Neutron-production double-differential cross sections of iron and lead by 0.8 and 1.5 GeV protons in the most-forward direction

…, T Nakamoto, M Numajiri, S MEIGO - Journal of nuclear …, 2003 - Taylor & Francis

Neutron-production double-differential cross sections of iron and lead for 0.8 and 1.5 GeV
protons incidences were measured in the most-forward direction. Neutrons were measured
by the time-of-flight (TOF) method. An NE213 liquid organic scintillator was set at 0° as a …

Conceptual design study of an accelerator-based actinide transmutation plant with sodium-cooled solid target/core

T Takizuka, T Nishida, H Takada, S Meigo, M Mizumoto - Proc. of, 1992 - osti.gov

Research and development works on accelerator-based nuclear waste transmutation are
carried out at JAERI under the national program OMEGA. The preliminary design of the
proposed minor actinide transmutation plant with a solid target/core is described. The plant …

[PDF] osti.gov

[PDF] 1.7 Measurement of Activation Cross Sections for the Neutron Dosimetry at an Energy Range from 17.5 to 30 MeV by Using 7Li (p, n) Quasi-monoenergetic …

Y Uno, S Meigo, S Chiba, T Fukahori, Y Kasugai… - REACTOR …, 1997 - osti.gov

Since 1993, an experimental program for measurements of the neutron activation cross
sections at 17.5-30.0 MeV region has been continued for high energy neutron dosimetry
application. Cross sections of 24 reactions for Al, Co, Cu, Y, Nb, Tm, Au, 48Ti and 58Ni were …

[PDF] researchgate.net

Measurement of pion induced neutron-production double-differential cross sections on

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…, K Ishibashi, T Nakamoto, M Numajiri, S Meigo… - Physical Review C, 2004 - APS

Neutron-production double-differential cross sections for 870 MeV π+ and π− and 2.1 GeV
π+ mesons incident on iron and lead targets were measured with NE213 liquid scintillators
by time-of-flight technique. NE213 liquid scintillators 12.7 cm in diameter and 12.7 cm thick …

Measurements of neutron spectra produced from a thick tungsten target bombarded with 0.5-and 1.5-GeV protons

S Meigo, H Takada, N Shigyo, K Iga… - Journal of Nuclear …, 2002 - Taylor & Francis

For validation of calculation codes that are employed in the design of pulse spallation
neutron source and accelerator driven system, spectrum of neutrons produced from a thick
target plays an important role. However, appropriate experimental data were scarce for the …

Cited by 2 Related articles

[PDF] Current status of the AGS spallation target experiment

H Nakashima, H Takada, Y Kasugai, S Meigo… - Proc. OECD/NEA …, 2004 - s3.cern.ch

In preparation for the construction of next-generation neutron sources, a series of
experiments were performed using a mercury target assembly with a water moderator and a
lead reflector at the AGS accelerator. In a bare target experiment, neutron spatial and energy …

[PDF] iop.org

Shielding analysis of transmutation experimental facility

H Iwamoto, H Matsuda, S Meigo - Journal of Physics: Conference …, 2018 - iopscience.iop.org

Abstract The Japan Atomic Energy Agency is planning to construct the Transmutation
Experimental Facility (TEF) to promote research, development, and demonstration of
elemental technologies for accelerator-driven systems (ADSs). At ADS Target Test Facility …

Analysis of a neutronic experiment on a simulated mercury spallation neutron target assembly bombarded by giga-electron-volt protons

F Maekawa, S Meigo, Y Kasugai… - Nuclear science and …, 2005 - Taylor & Francis

A neutronic benchmark experiment on a simulated spallation neutron target assembly was
conducted by using the Alternating Gradient Synchrotron at Brookhaven National Laboratory
and was analyzed to investigate the prediction capability of Monte Carlo simulation codes …

[CITATION] Proc. Int. Conf. on Nuclear Data for Science and Technology, Gatlinburg, USA, 1994 Proc. Int. Conf. on Nuclear Data for Science and Technology …

…, H YOSHIDA, Y UOZUMI, N KOORI, S MEIGO… - Journal of nuclear …, 1999 - ci.nii.ac.jp

… 検索. 検索. <no title>. WATANABE Y. 被引用文献: 1件. 著者. WATANABE Y. 収録刊行物. Proc.
Int. Conf. on Nuclear Data for Science and Technology, Gatlinburg, USA, 1994 Proc. Int.
Conf. on Nuclear Data for Science and Technology, Gatlinburg, USA, 1994 574, 1994 …

Settlement of Materials and Life Science Experimental Facility at J-PARC

M Harada, S Meigo, M Ito, E Dantsuji… - Nuclear Instruments and …, 2009 - Elsevier

A lot of even and uneven settlement is expected to occur due to the heavy weight of the
buildings and shields located at the Materials and Life Science Experimental Facility (MLF)
and in the proton beam line (3NBT) that runs from the 3 GeV Rapid-Cycling Synchrotron …

[PDF] ufrj.br

[PDF] O ANDRÓGINO MEIGO E VIOLENTO: AMOR E EROTISMO NOS POEMAS E CANÇÕES DE VINICIUS DE MORAES

B Cosentino - 2019 - posvernaculas.letras.ufrj.br

Vinicius de Moraes foi um artista que viveu na interseção entre a vida e a arte. Por essa
razão, propõe-se compreender, a partir do cruzamento de dados biográficos com a análise
de poemas e canções, a complexa personalidade amorosa do poeta, marcada desde a …

[PDF] jacow.org

[PDF] Beam flattening system based on non-linear optics for high power spallation neutron target at J-PARC

S Meigo, M Ooi, K Ikezaki, A Akutsu… - Proc. IPAC2014, Dresden …, 2014 - jacow.org

Abstract In the Japanese Spallation Neutron Source (JSNS) of JPARC, mercury is utilized as
a target material. Since serious pitting erosion was found at the target vessel at SNS in
ORNL and JSNS, a reduction of a peak current density is required. In order to decrease the …

Tensile behavior of dual-phase titanium alloys under high-intensity proton beam exposure: radiation-induced omega phase transformation in Ti-6Al-4V

…, N Simos, M Hagiwara, N Kawamura, S Meigo… - arXiv preprint arXiv …, 2020 - arxiv.org

A high-intensity proton beam exposure with 181 MeV energy has been conducted at
Brookhaven Linac Isotope Producer facility on various material specimens for accelerator
targetry applications, including titanium alloys as a beam window material. The radiation …

[PDF] whiterose.ac.uk

Simultaneous measurement of neutron-induced fission and capture cross sections for 241Am at neutron energies below fission threshold

…, C Barton, A Kimura, H Harada, S Meigo… - Nuclear Instruments and …, 2017 - Elsevier

Fission and capture reactions were simultaneously measured in the neutron-induced
reactions of 241 Am at the spallation neutron facility of the Japan Proton Accelerator
Research Complex (J-PARC). Data for the neutron energy range of E n= 0.1–20 eV were …

Measurement of double differential cross sections of secondary charged-particles produced by proton-induced reactions at several tens of MeV

…, Y Tanaka, S Weili, K Shin, S Meigo… - Journal of Nuclear …, 2000 - Taylor & Francis

Double differential cross sections (DDXs) were measured for production of light-charged
particles in proton-induced reactions on 12C and 27A1 at two incident energies of 42 and 68
MeV. The measured DDXs were in generally good agreement with LA150 evaluation …

Cited by 6 Related articles

The JSNS2 data acquisition system

…, IT Lim, T Maruyama, E Marzec, S Meigo… - Journal of …, 2020 - iopscience.iop.org

Abstract The JSNS 2 (J-PARC Sterile Neutrino Search at J-PARC Spallation Neutron
Source) experiment aims to search for neutrino oscillations over a 24 m short baseline at J-
PARC. The JSNS 2 inner detector is filled with 17 tons of gadolinium (Gd)-loaded liquid …

Unified description of the fission probability for highly excited nuclei

H Iwamoto, S Meigo - Journal of Nuclear Science and Technology, 2019 - Taylor & Francis

We present a new model to describe the fission probability of the high-energy fission model,
as deduced from the intra-nuclear cascade calculation with the Intra-Nuclear Cascade
model of Liége (INCL) version 4.6 and Prokofiev's phenomenological systematics of the …

[CITATION] Measurement of Neutron-Production Double-Differential Cross Sections for Nuclear Spallation Reaction Induced by 0. 8, 1. 5 and 3. 0 GeV Protons

…, N SHIGYO, K MAEHATA, N MATSUFUJI, S MEIGO… - J. Nucl. Sci …, 1995 - ci.nii.ac.jp

… 検索. すべて. 本文あり. すべて. 本文あり. タイトル. 著者名. 著者ID. 著者所属. 刊行物名. ISSN.
巻号ページ. 出版者. 参考文献. 出版年. 年から年まで. 検索. 閉じる. 検索. 検索. <no title>. NAKAMOTO
T. 被引用文献: 1件. 著者. NAKAMOTO T. 収録刊行物. Rev. Sci. Instrum. Rev. Sci. Instrum. 66 …

Research and development on proton accelerator based transmutation of nuclear waste

T Takizuka, T Nishida, T Sasa, H Takada, S Meigo… - Global 1995, 1995 - inis.iaea.org

[en] Research and development on proton accelerator-based transmutation of long-lived
radioactive nuclides has been carried out at JAERI under the Japanese OMEGA program.
The JAERI R and D includes the conceptual design study of accelerator-based …

Proton-induced activation cross section measurement for aluminum with proton energy range from 0.4 to 3 GeV at J-PARC

H Matsuda, S Meigo, H Iwamoto - Journal of Nuclear Science and …, 2018 - Taylor & Francis

We have started an experimental program to measure activation cross sections
systematically in the proton-induced spallation reaction in structural materials commonly
used in high-intensity proton accelerator-based facilities, such as Japan Proton Accelerator …

[CITATION] Measurements of neutron spectra from stopping-length targets irradiated by 68-MeV protons, 100-MeV alpha and 220-MeV carbon particles

S Meigo - Prc. Int. Conf. on Nncl. Data for Sci. and Technol., 1997 - ci.nii.ac.jp

… 検索. すべて. 本文あり. すべて. 本文あり. タイトル. 著者名. 著者ID. 著者所属. 刊行物名. ISSN.
巻号ページ. 出版者. 参考文献. 出版年. 年から年まで. 検索. 閉じる. 検索. 検索. Measurements of
neutron spectra from stopping-length targets irradiated by 68-MeV protons, 100-MeV alpha …

Material and surface processing in J-PARC vacuum system

Y Saito, F Naito, C Kubota, S Meigo, H Fujimori… - Vacuum, 2012 - Elsevier

All systems comprising the Japan Proton Accelerator Research Complex (J-PARC), namely,
the 400 MeV linac, 3-GeV rapid-cycling synchrotron, and 50-GeV synchrotron, were
completed in 2009 and are now being used to supply high-power proton beams to …

[PDF] Accelerator shielding benchmark experiment analyses

H Nakashima, H Takada, S Meigo, F Maekawa… - in Shielding Aspects of …, 1995 - s3.cern.ch

Analyses of benchmark experiments of the thick target neutron yields for protons, electrons
and alpha particles and shielding experiments of neutrons and protons were carried out in
order to investigate the validity of the existing computer codes and nuclear data, and to …

[PDF] Measurement of Incident Proton Beam Characteristics for AGS Spallation Target Experiment

H Nakashima, H Takada, S Meigo, Y Kasugai… - Proc. ICANS …, 1998 - neutronresearch.com

In order to determine the initial conditions of the spallation integral experiments using a
mercury target bombarded with high energy protons provided by the Alternating Gradient
Synchrotron (AGS) accelerator at Brookhaven National Laboratory (BNL), the profile and the …

[PDF] researchgate.net

[PDF] Nuclear Inst. and Methods in Physics Research, B

H Matsuda, H Iwamoto, S Meigo… - … and Methods in …, 2020 - researchgate.net

ABSTRACT A thick target neutron yield (TTNY) for a mercury target at an angle of 180◦ from
the incident beam direction was measured with the time-of-flight method using a 3-GeV
proton beam at the Japan Proton Accelerator Research Complex (J-PARC). Comparison of …

An experimental study on radiation streaming through a labyrinth in a proton accelerator facility of intermediate energy

…, H Nakashima, Y Sakamoto, Y Nakane, S Meigo… - Health …, 2001 - journals.lww.com

A radiation streaming experiment has been carried out at the Takasaki Ion Accelerator
Facility for Advanced Radiation Application at the Japan Atomic Energy Research Institute in
a room housing a Cu target irradiated with 68 MeV protons and in a labyrinth of three-legs …

[PDF] Development of profile monitor system for high intense spallation neutron source

S Meigo, M Ooi, K Ikezaki, A Akutsu… - Proc. 1st Int. Beam …, 2012 - accelconf.web.cern.ch

At the JSNS in J-PARC, a mercury target is employed as the neutron production target. It is
well known that the damage on the mercury target is proportional to the 4th power of the
peak current density of the primary proton beam on the target. For the high intense neutron …

Cited by 8 Related articles

Analysis of neutron spectra from thick targets bombarded with 710-MeV alpha particles by quantum molecular dynamics plus statistical decay model

S Meigo, S Chiba, K Shin - Journal of nuclear science and …, 1999 - Taylor & Francis

The spectra of neutrons produced from thick targets (water, carbon, iron and lead)
bombarded with 710-MeV α-particles were calculated by using quantum molecular
dynamics (QMD) plus statistical decay model (SDM). The calculation was compared with …

[CITATION] it Nucl. Instrum. Meth

S Meigo - A401, 1997

Cited by 2 Related articles

[PDF] Operation status of interlock system of Materials and Life Science Experimental Facility (MLF) in J-PARC

…, A Watanabe, T Nakatani, W Higemoto, S Meigo… - Prog. Nucl. Sci …, 2014 - s3.cern.ch

The Materials and Life Science Experimental Facility (MLF) in J-PARC is a facility which
generates neutron and muon beams by injecting highly intense pulsed proton beams into
targets and supplies them to user experimental instruments. In the MLF, an interlock system …

[CITATION] O “belo, doce e meigo”: Casimiro de Abreu

A CÂNDIDO - Formação da, 1975

Performance of PMTs for the JSNS2 experiment

…, M Harada, S Hasegawa, Y Kasugai, S Meigo… - arXiv preprint arXiv …, 2020 - arxiv.org

The JSNS $^{2} $(J-PARC Sterile Neutrino Search at J-PARC Spallation Neutron Source)
experiment aims to search for neutrino oscillations over a 24\, m short baseline at J-PARC.
The JSNS $^{2} $ inner detector is filled with 17 tons of gadolinium-loaded liquid scintillator …

Status Report (BKG measurement): A Search for Sterile Neutrino at J-PARC MLF

M Harada, S Hasegawa, Y Kasugai, S Meigo… - arXiv preprint arXiv …, 2015 - arxiv.org

At the 17th J-PARC PAC, which was held on September 2013, we proposed the sterile
neutrino search at J-PARC MLF. After reviewing the proposal, PAC recommended to have a
background measurement at the detector's candidate site location in their report to …

Measurement of neutron-production double-differential cross sections for intermediate energy pion incident reaction

…, T Nakamoto, M Numajiri, S MEIGO… - Journal of nuclear …, 2001 - Taylor & Francis

Neutron-production double-differential cross sections for 870-MeV π+ and π-and 2.1-GeV
π+ mesons incident on iron and lead targets were measured with NE213 liquid scintillators
by time-of-flight technique. NE213 liquid scintillators 12.7 cm in diameter and 12.7 cm thick …

[PDF] epj-conferences.org

The ¹²C(p, p′3α) Breakup Reaction Induced by 14, 18 and 26 MeV Protons

…, H Yoshida, Y Uozumi, N Koori, S Meigo… - Journal of nuclear …, 1999 - Taylor & Francis

Double-differential cross sections (DDXs) of emitted protons and αs particles were
measured for proton-induced reactions on 12C at 14, 18 and 26MeV in order to investigate
the 12C (p, p′ 3α) breakup reaction. The experimental DDXs were analyzed on the …

A comprehensive study of spallation models for proton-induced spallation product yields utilized in transport calculation

H Iwamoto, S Meigo, H Matsuda - EPJ Web of Conferences, 2020 - epj-conferences.org

In order to understand the current status of the predictive performance of spallation models
and issues towards further improvement, a comprehensive study of the proton-induced
spallation product yields was conducted. In this study, four kinds of the latest spallation …

All 2 versions

[CITATION] Measurement of double-differential (n, α) cross sections of Fe, Ni, Cu and 50Cr for 4.5–14.1 MeV Neutrons

…, T Fukahori, M Mizumoto, K Hasegawa, S Meigo - Conf. on Nucl. Data for Sci …, 1994

Cited by 6 Related articles

[PDF] epj-conferences.org

Validation of PHITS spallation models from the perspective of the shielding design of transmutation experimental facility

H Iwamoto, S Meigo - EPJ Web of Conferences, 2017 - epj-conferences.org

The impact of different spallation models implemented in the particle transport code PHITS
on the shielding design of Transmutation Experimental Facility is investigated. For 400-MeV
proton incident on a lead-bismuth eutectic target, an effective dose rate at the end of a thick …

[PDF] jacow.org

[PDF] Profile monitor on target for Spallation Neutron Source

S Meigo, H Matsuda, H Takei - Proc of IBIC2017, 2017 - jacow.org

Abstract Materials and Life Science Experimental Facility (MLF) in J-PARC is aimed at
promoting experiments using the world highest intensity pulsed neutron and muon beams
which are produced at a thick mercury target and a thin carbon graphite target by 3-GeV …

[PDF] Beam Commissioning of Spallation Neutron and Muon Source in J-PARC

S Meigo, M Ohi, S Sakamoto… - Proceedings of …, 2009 - accelconf.web.cern.ch

Abstract In J-PARC, the Materials and Life Science Experimental Facility (MLF) is aimed at
promoting experiments using the world highest intensity pulsed neutron and muon beams
which are produced at a thick mercury target and a thin carbon graphite target by 3-GeV …