研究成果:学術雑誌論文

2021年度

G.Boca, P.W.Cattaneo, M.De Gerone, F.Gatti, M.Nakao, M.Nishimura, W.Ootani, M.Rossella, Y.Uchiyama, M.Usami, K.Yanai

Timing resolution of a plastic scintillator counter read out by radiation damaged SiPMs connected in series

Nucl. Instr. Meth. A 999(2021)165173

DOI:10.1016/j.nima.2021.165173

MEG

G. Cavoto, G. Chiarello, M. Hildebrandt, A. Hofer, K. Ieki, M. Meucci, S. Milana, V. Pettinacci, F. Renga, C. Voena

A photogrammetric method for target monitoring inside the MEG II detector

Review of Scientific Instruments 92(2021)043707

DOI:10.1063/5.0034842

MEG

2020年度

Koji Terashi, Michiru Kaneda, Tomoe Kishimoto, Masahiko Saito, Ryu Sawada, Junichi Tanaka

Event Classification with Quantum Machine Learning in High-Energy Physics

Computing and Software for Big Science Vol.5, Article number:2(2021)

DOI:10.1007/s41781-020-00047-7

ATLAS

Tomoe Kishimoto, Junichi Tnaka, Tetsuro Mashimo, Ryu Sawada, Koji Terashi, Michiru Kaneda, Masahiko Saito and Nagataka Matsui

Anomaly detection using Unsupervised Machine Learning for Grid computing site operation

EPJ Web Conf. 245(2020)07016

DOI:10.1051/epjconf/202024507016

ATLAS

Masahiko Saito, Paolo Calafiura, Heather Gray, Wim Lavrijsen, Lucy Linder, Yasuyuki Okumura, Ryu Sawada, Alex Smith, Junichi Tanaka and Koji Terashi

Quantum annealing algorithms for track pattern recognition

EPJ Web Conf. 245(2020)10006

DOI:10.1051/epjconf/202024510006

ATLAS

Juliette Alimena, Ryu Sawada et al.

Searching for long-lived particles beyond the Standard Model at the Large Hadron Collider

J. Phys. G: Nucl. Part. Phys 47(2020)090501

DOI:10.1088/1361-6471/ab4574

ATLAS

J. Alimena, Y. Iiyama and J. Kieseler

Fast convolutional neural networks for identifying long-lived particles in a high-granularity calorimeter

Journal of Instrumentation 15(2020)P12006

DOI:10.1088/1748-0221/15/12/P12006

ATLAS

Yutaro Iiyama, Gianluca Cerminara, Abhijay Gupta, Jan Kieseler, Vladimir Loncar, Maurizio Pierini, Shah Rukh Qasim, Marcel Rieger, Sioni Summers, Gerrit Van Onsem, Kinga Anna Wozniak, Jennifer Ngadiuba, Giuseppe Di Guglielmo, Javier Duarte, Philip Harris, Dylan Rankin, Sergo Jindariani, Mia Liu, Kevin Pedro, Nhan Tran, Edward Kreinar and Zhenbin Wu

Distance-Weighted Graph Neural Networks on FPGAs for Real-Time Particle Reconstruction in High Energy Physics

Front. Big Data (2020)

DOI:10.3389/fdata.2020.598927

ATLAS

So Chigusa, Yusuke Hosomi, Takeo Moroi, Masahiko Saito

Determining wino lifetime in supersymmetric model at future 100 TeV pp colliders

Physics Letters B 803(2020)135260

DOI:10.1016/j.physletb.2020.135260

FCC

M. Nishimura, F. Berg, M. Biasotti, G. Boca, P.W. Cattaneo, M. De Gerone, A. De Bari, M. Francesconi, L. Galli, F. Gatti, U. Hartmann, Z. Hodge, P.-R. Kettle, M. Nakao, D. Nicol, W. Ootani, A. Papa, S. Ritt, M. Rossella, E. Schmid, Y. Uchiyama, M. Usami, K. Yanai

Full system of positron timing counter in MEG II having time resolution below 40 ps with fast plastic scintillator readout by SiPMs

Nucl. Instr. Meth. A 958(2019)162785

DOI:10.1016/j.nima.2019.162785

MEG

Y. Seino, T. Inada, T. Yamazaki, T. Namba, S. Asai

New estimation of the curvature effect for the X-ray vacuum diffraction induced by an intense laser field

Progress of Theoretical and Experimental Physics Vol.2020, Issue7(2020)073C02

DOI:10.1093/ptep/ptaa084

Tabletop

Junichi Tanaka, Koji Terashi, on behalf of the Particle Data Group

Review of Particle Physics

Progress of Theoretical and Experimental Physics Volume2020, Issue8(2020)083C01

DOI:10.1093/ptep/ptaa104

その他

Y. Kamiya, R. Cubitt, L. Porcar, O. Zimmer, G. N. Kim, S. Komamiya

Experimental search for Non-Newtonian forces in the nanometer scale with slow neutrons

AIP Conference Proceedings 2319(2021)040017

DOI:10.1063/5.0036985

その他

Y. Kamiya, T. Miyoshi, H. Iwase, T. Inada, A. Mizushima, Y. Mita, K. Shimazoe, H. Tanaka, I. Kurachi, Y. Arai

Development of a neutron imaging sensor using INTPIX4-SOI pixelated silicon devices

Nucl. Instr. Meth. A 979(2020)164400

DOI:10.1016/j.nima.2020.164400

その他

N. Tomita, S. Oguri, Y. Inoue, M. Minowa, T. Nagasaki, J. Suzuki and O. Tajima

Search for hidden-photon cold dark matter using a K-band cryogenic receiver

JCAP 09(2020)012

DOI:10.1088/1475-7516/2020/09/012

その他

2019年度

FCC Collaboration

FCC-hh: The Hadron Collider - Future Circular Collider Conceptual Design Report Volume 3

Eur. Phys. J. Special Topics 228(2019)755-1107

DOI:10.1140/epjst/e2019-900087-0

FCC

FCC Collaboration

FCC Physics Opportunities - Future Circular Collider Conceptual Design Report Volume 1

Eur. Phys. J. C 79(2019)474

DOI:10.1140/epjc/s10052-019-6904-3

FCC

Masahiko Saito, Ryu Sawada, Koji Terashi, Shoji Asai

Discovery reach for wino and higgsino dark matter with a disappearing track signature at a 100 TeV pp collider

Eur. Phys. J. C 79(2019)469

DOI:10.1140/epjc/s10052-019-6974-2

FCC

Shoji Asai, So Chigusa, Toshiaki Kaji, Takeo Moroi, Masahiko Saito, Ryu Sawada, Junichi Tanaka, Koji Terashi, Kenta Uno

Studying gaugino masses in supersymmetric model at future 100 TeV pp collider

JHEP 05(2019)179

DOI:10.1007/JHEP05(2019)179

FCC

G. Boca, P.W. Cattaneo, M. De Gerone, M. Francesconi, L. Galli, F. Gatti, J. Koga, M. Nakao, M. Nishimura, W. Ootani, M. Rossella, Y. Uchiyama, M. Usami, K. Yanai, K. Yoshida

The laser-based time calibration system for the MEG II pixelated Timing Counter

Nucl. Instr. Meth. A 947(2019)162672

DOI:10.1016/j.nima.2019.162672

MEG

K. Ieki, T. Iwamoto, D. Kaneko, S. Kobayashi, N. Matsuzawa, T. Mori, S. Ogawa, R. Onda, W. Ootani, R. Sawada, K. Sato, R. Yamada

Large-area MPPC with enhanced VUV sensitivity for liquid xenon scintillation detector

Nucl. Instr. Meth. A 925(2019)148-155

DOI:10.1016/j.nima.2019.02.010

MEG

Yoshiyuki Onuki, Johnny Alejandro Mora Grimaldo, Tatsuki Ose, Hiroaki Aihara, Yoshizumi Inoue, Yoshio Kamiya, Kenji Shimazoe, Takeshi Go Tsuru, Takaaki Tanaka, Kentaro Miuchi, Ayaki Takeda, Yasuo Arai

Studies of radioactive background in SOI pixel detector for solar axion search experiment

Nucl. Instr. Meth. A 924(2019)448-451

DOI:10.1016/j.nima.2018.07.056

その他

2018年度

Stefan Knirck, Takayuki Yamazaki, Yoshiki Okesaku, Shoji Asai, Toshitaka Idehara and Toshiaki Inada

First results from a hidden photon dark matter search in the meV sector using a plane-parabolic mirror system

JCAP 11(2018)031

DOI:10.1088/1475-7516/2018/11/031

Tabletop

T. Yamaji, K. Tamasaku, T. Namba, T. Yamazaki, Y Seino

Search for Axion like particles using Laue-case conversion in a single crystal

Physics Letters B 782(2018)523-527

DOI:10.1016/j.physletb.2018.05.068

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M. Tanabashi, J. Tanaka, K. Terashi, et al., on behalf of the Particle Data Group

Review of Particle Physics

Physical Review D 98(2018)030001

DOI:10.1103/PhysRevD.98.030001

その他

2017年度

T. Yamaji, T. Yamazaki, K. Tamasaku, and T. Namba

Theoretical calculation of coherent Laue-case conversion between x-rays and ALPs for an x-ray light-shining-through-a-wall experiment

Physical Review D 96(2017)115001

DOI:10.1103/PhysRevD.96.115001

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Kimiko Yamashita, Xing Fan, Shusei Kamioka, Shoji Asai, Akio Sugamoto

Generalized Heisenberg-Euler formula in Abelian gauge theory with parity violation

Progress of Theoretical and Experimental Physics Vol.2017, Issue12(2017)123B03

DOI:10.1093/ptep/ptx157

Tabletop

Xing Fan, Shusei Kamioka, Toshiaki Inada, Takayuki Yamazaki, Toshio Namba, Shoji Asai, Junko Omachi, Kosuke Yoshioka, Makoto Kuwata-Gonokami, Akira Matsuo, Koushi Kawaguchi, Koichi Kindo, Hiroyuki Nojiri

The OVAL experiment: a new experiment to measure vacuum magnetic birefringence using high repetition pulsed magnets

Eur. Phys. J. D 71(2017)308

DOI:10.1140/epjd/e2017-80290-7

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Toshiaki Inada, Takayuki Yamazaki, Tomohiro Yamaji, Yudai Seino, Xing Fan, Shusei Kamioka, Toshio Namba and Shoji Asai

Probing Physics in Vacuum Using an X-ray Free-Electron Laser, a High-Power Laser, and a High-Field Magnet

Applied Sciences Vol.7, Issue7(2017)671

DOI:10.3390/app7070671

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Tim Barklow, Keisuke Fujii, Sunghoon Jung, Michael E. Peskin, and Junping Tian

Model-independent determination of the triple Higgs coupling at e+e- colliders

Physical Review D 97(2018)053004

DOI:10.1103/PhysRevD.97.053004

ILC

Tim Barklow, Keisuke Fujii, Sunghoon Jung, Robert Karl, Jenny List, Tomohisa Ogawa, Michael E. Peskin, and Junping Tian

Improved formalism for precision Higgs coupling fits

Physical Review D 97(2018)053003

DOI:10.1103/PhysRevD.97.053003

ILC

2016年度

Wataru Ootani

An Experimental Review of Charged Lepton Flavor Violation in Muon Channel

J. Phys. Soc. Jpn. Vol.85, No.9(2016)091002

DOI:10.7566/JPSJ.85.091002

MEG

P.W. Cattaneo, M. De Gerone, F. Gatti, M. Nishimura, W. Ootani, M. Rossella, S. Shirabe, Y. Uchiyama

Time resolution of time-of-flight detector based on multiple scintillation counters readout by SiPMs

Nucl. Instr. Meth. A 828(2016)191-200

DOI:10.1016/j.nima.2016.05.038

MEG

J. Yan, S. Watanuki, K. Fujii, A. Ishikawa, D. Jeans, J. Strube, J. Tian, H. Yamamoto

Measurement of the Higgs boson mass and e+e- -> ZH cross section using Z -> μ+μ- and Z -> e+e- at the ILC

Physical Review D 94(2016)113002

DOI:10.1103/PhysRevD.94.113002

ILC

Junping Tian, Keisuke Fujii, Hiroshi Yokoya

Diphoton resonances at the ILC

Physical Review D 94(2016)095015

DOI:10.1103/PhysRevD.94.095015

ILC

T. Inada, T. Yamazaki, T. Namba, S. Asai, T. Kobayashi, K. Tamasaku, Y. Tanaka, Y. Inubushi, K. Sawada, M. Yabashi, T. Ishikawa, A. Matsuo, K. Kawaguchi, K. Kindo, H. Nojiri

Search for Two-Photon Interaction with Axionlike Particles Using High-Repetition Pulsed Magnets and Synchrotron X Rays

Phys. Rev. Lett. 118(2017)071803

DOI:10.1103/PhysRevLett.118.071803

Tabletop

T. Yamaji, T. Inada, T. Yamazaki, T. Namba, S. Asai, T. Kobayashi, K. Tamasaku, Y. Tanaka, Y. Inubushi, K. Sawada, M. Yabashi, T. Ishikawa

An experiment of X-ray photon-photon elastic scattering with a Laue-case beam collider

Physics Letters B 763(2016)454-457

DOI:10.1016/j.physletb.2016.11.003

Tabletop

T. Yamazaki, T. Inada, T. Namba, S. Asai, T. Kobayashi, A. Matsuo, K. Kindo, H. Nojiri

Repeating pulsed magnet system for axion-like particle searches and vacuum birefringence experiments

Nucl. Instr. Meth. A 833(2016)122-126

DOI:10.1016/j.nima.2016.07.031

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2015年度

W. Ootani, K. Ieki, T. Iwamoto, D. Kaneko, T. Mori, S. Nakaura, M. Nishimura, S. Ogawa, R. Sawada, N. Shibata, Y. Uchiyama, K. Yoshida, K. Sato, R. Yamada

Development of deep-UV sensitive MPPC for liquid xenon scintillation detector

Nucl. Instr. Meth. A 787(2015)220-223

DOI:10.1016/j.nima.2014.12.007

MEG

Y. Kamiya, K. Itagaki, M. Tani, G. N. Kim, and S. Komamiya

Constraints on New Gravitylike Forces in the Nanometer Range

Phys. Rev. Lett. 114(2015)161101

DOI:10.1103/PhysRevLett.114.161101

その他

2014年度

Paolo W. Cattaneo, Matteo De Gerone, Flavio Gatti, Member, IEEE, Miki Nishimura, Wataru Ootani, Massimo Rossella, and Yusuke Uchiyama

Development of High Precision Timing Counter Based on Plastic Scintillator with SiPM Readout

IEEE Tran. Nucl. Sci. Vol.61, Issue 5(2014)2657-2666

DOI: 10.1109/TNS.2014.2347576

MEG

T. Mori, W. Ootani

Flavour violating muon decays

Progress in Particle and Nuclear Physics 79(2014)57-94

DOI: 10.1016/j.ppnp.2014.09.001

MEG

T. Inada, T. Yamaji, S. Adachi, T. Namba, S. Asai, T. Kobayashi, K.Tamasaku, Y. Tanaka, Y. Inubushi, K. Sawada, M. Yabashi, T. Ishikawa

Search for photon-photon elastic scattering in the X-ray region

Physics Letters B 732(2014)356-359

DOI: 10.1016/j.physletb.2014.03.054

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A. Miyazaki, T. Yamazaki, T. Suehara, T. Namba, S. Asai, T. Kobayashi, H. Saito, Y. Tatematsu, I. Ogawa, and T. Idehara

First millimeter-wave spectroscopy of ground-state positronium

Progress of Theoretical and Experimental Physics (2015)011C01

DOI: 10.1093/ptep/ptu181

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Y. Kamiya, G. Ichikawa, S. Komamiya

Precision Measurement of the Position-Space Wave Functions of Gravitationally Bound Ultracold Neutrons

Adv. in High Energy Phys. Vol.2014(2014)859241

DOI: 10.1155/2014/859241

その他

2013年度

M De Gerone, F. Gatti, W. Ootani, Y. Uchiyama, M. Nishimura, S. Shirabe, P. W. Cattaneo, M. Rosse

Design and test of an extremely high resolution Timing Counter for the MEG II experiment: preliminary results

Journal of Instrumentation 9-C02035(2014)1-10

DOI: 10.1088/1748-0221/9/02/C02035

MEG

G. R. White et al.(ATF2 Collaboration)

Experimental Validation of a Novel Compact Focusing Scheme for Future Energy-Frontier Linear Lepton Colliders

Phys. Rev. Lett. 112(2014)034802

DOI: 10.1103/PhysRevLett.112.034802

ILC

A. Ishida, T. Namba, S. Asai, T. Kobayashi, H. Saito, M. Yoshida, K. Tanaka, A. Yamamoto

New Precision Measurement of Hyperfine Splitting of Positronium

Physics Letters B 734(2014)338-344

DOI: 10.1016/j.physletb.2014.05.083

Tabletop

A. Miyazaki, T. Yamazaki, T. Suehara, T. Namba, S.Asai, T. Idehara, I. Ogawa, and Y. Tatematsu

The Direct Spectroscopy of Positronium Hyperfine Structure Using a Sub-THz Gyrotron

Journal of Infared, Millimeter, and Terahertz Waves 35(2014)91-100

DOI: 10.1007/s10762-013-0001-8

Tabletop

T. Inada, T. Namba, S. Asai, T. Kobayashi, Y. Tanaka, K. Tamasaku, K. Sawada, T. Ishikawa

Results of a Search for Paraphotons with Intense X-ray Beams at SPring-8

Physics Letters B 722(2013)301-304

DOI: 10.1016/j.physletb.2013.04.033

Tabletop

G. Ichikawa, S. Komamiya, Y. Kamiya, Y. Minami, M. Tani, P. Geltenbort, K. Yamamura, M. Nagano, T. Sanuki, S. Kawasaki, M. Hino, and M. Kitaguchi

Observation of the Spatial Distribution of Gravitationally Bound Quantum States of Ultracold Neutrons and Its Derivation Using the Wigner Function

Phys. Rev. Lett. 112(2014)071101

DOI: 10.1103/PhysRevLett.112.071101

その他

2012年度

T. Yamazaki, A. Miyazaki, T. Suehara, T. Namba, S. Asai, T. Kobayashi, H. Saito, I. Ogawa, T. Idehara, and S. Sabchevski

Direct Observation of the Hyperfine Transition of Ground-State Positronium

Phys. Rev. Lett. 108(2012)253401

DOI: 10.1103/PhysRevLett.108.253401

Tabletop

Toshio Namba

Precise measurement of positronium

Progress of Theoretical and Experimental Physics (2012)04D003

DOI: 10.1093/ptep/pts062

Tabletop

T. Yamazaki, A. Miyazaki, T. Suehara, T. Namba, S. Asai, T. Kobayashi, H. Saito, Y. Urushizaki, I. Ogawa, T. Idehara, S. Sabchevski

First observation of o-Ps to p-Ps transition and first direct measurement of positronium hyperfine splitting with sub-THz light

Hyperfine Interactions Vol.212, Issue 1(2012)141-147

DOI: 10.1007/s10751-011-0399-0

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2011年度

M. De Gerone, S. Dussoni, K. Fratini, F. Gatti, R. Valle, G. Boca, P.W. Cattaneo, M. Rossella, R. Nardo, A. Papa, G. Signorelli, G. Cavoto, G. Piredda, F. Renga, C. Voena, Y. Uchiyama

The MEG timing counter calibration and performance

Nucl. Inst. Meth. A, 638, Issue 1(2011)41-46

DOI: 10.1016/j.nima.2011.02.044

MEG

A. Miyazaki, T. Yamazaki, T. Suehara, T. Namba, S. Asai, T. Kobayashi, H. Saito, T. Idehara, I. Ogawa, Y. Urushizaki, S. Sabchevski

New Experiment for the First Direct Measurement of Positronium Hyperfine Splitting with sub-THz light

Materials Science Forum 666(2011)133-136

DOI: 10.4028/www.scientific.net/MSF.666.133

Tabletop