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2019 FY Presentations of Students in International Conference

DEVELOPMENT OF POWDER NEUTRON HOLOGRAPHY FOR INVESTIGATION OF HYDRIDES
Yuki Kanazawa(M2), Kenji Ohoyama1, Masahide Harada2, Kenichi Oikawa2, Kouichi Hayashi3
1st Int. Symposium "Hydrogenomics" combined with 14th Int. Symposium "Hydrogen & Energy"
(5-10, DEC 2019 Hotel Monterey Edelhof Sappro, Japan）

STUDY OF HYDROGEN POSITION IN HYDRIDES USING WHITE NEUTRON HOLOGRAPHY　(Poster Award!!）
T. Yamamoto(M1), S. Uechi1, Y. Kanazawa1, K. Sugimoto1, K. Ohoyama1, S. Arase2, T. Isizaki2, S. Noda2, K. Hayashi3, N. Happo4, M. Harada5, K. Oikawa5, Y. Inamura5, T. Sato6, S. Orimo6
1st Int. Symposium "Hydrogenomics" combined with 14th Int. Symposium "Hydrogen & Energy"
(5-10, DEC 2019 Hotel Monterey Edelhof Sappro, Japan）




Doping effect in Sm doped RB6(R: La,Yb) by white neutron holography
*S. Uechi1, Y. Kanazawa1, K. Sugimoto1, T. Yamamoto1, Y. Fukumoto1, K. Ohoyama1, N. Happo2, K. Hayashi3, M. Harada4, K. Oikawa4, Y. Inamura4, W. Matsuhra5, F. Iga5
Material Research Meeting 2019 (MRM2019)
10-14-DEC-2019, Yokohama Japan

Determination of dopant position of thermoelectric material B-doped Mg2Si by white neutron holography
*K. Sugimoto1, S. Uechi1, Y. Kanazawa1, Y. Fukumoto1, T. Yamamoto1, K. Ohoyama1, K. Hayashi2, N. Happo3, M. Harada4, K. Oikawa4, Y. Inamura4, K. Hayashi5, W. Saito5, Y. Miyazaki5
Material Research Meeting 2019 (MRM2019)
10-14-DEC-2019, Yokohama Japan


Quantitative investigation of local structure of heavy doped　Si by neutron atomic resolution holography
Yuki Kanazawa1, Yohei Fukumoto1, Syouichi Uechi1, Kenji Ohoyama1,Naohisa Happo2, Masahide Harada3, Kenichi Oikawa3,Yasuhiro Inamura3, Kazuo Tsutsui4, Kouichi Hayashi5
4th International Symposium of Quantum Beam Science at Ibaraki University
(31-OCT-1-NOV-2019, Ibaraki Univ, Mito, Japan）

Single crystal growth of rare earth hexaboride (Tm,Yb)B6
Shotaro Arase1, Takato Ishizaki1, Shinta Noda1, Kenji Ohoyama1,Wataru Matsuhra1, Fumitoshi Iga1
4th International Symposium of Quantum Beam Science at Ibaraki University
(31-OCT-1-NOV-2019, Ibaraki Univ, Mito, Japan）


Structural change of rare earth insulator YbCuS2
Takato Ishizaki, Shotaro Arase, Shinta Noda, Kenji Ohoyama, Takeshi Matsukawa,
4th International Symposium of Quantum Beam Science at Ibaraki University
(2019年１０月31日-11月１日、Ibaraki Univ. Hitachi, Japan）

Optimization of radiation shields for white neutron holography in J-PARC by Monte Carlo simulation
*Shinta Noda1, Shotaro Arase1, Takato Ishizaki1, Shouichi Uechi1, Kenji Ohoyama1, Masahide Harada2, Kouichi Hayashi3
4th International Symposium of Quantum Beam Science at Ibaraki University
(31-OCT-1-NOV-2019, Ibaraki Univ, Mito, Japan）

2018 FY Presentations of Students in International Conference

Boron concentration dependence of atomic fluctuation in B doped Si by neutron atomic resolution holography
Y. Kanazawa（M１）, Y. Fukumoto1, S. Uechi1, K. Ohoyama1, K. Hayashi2, N. Happo3, H. Harada4, K. Oikawa4, Y. Inamura4, K. Tsutsui5
Symposium on 3D Active-site Science in London,
（4-5, FEB, 2020 London）

Progress of white neutron atomic resolution holography - Expansion of target elements and theory -
S. Uechi（M１）, Y. Kanazawa1, Y. Fukumoto1, T. Yamamoto2, K. Sugimoto2, K. Ohoyama1, N. Happo3, K. Hayashi4, M. Harada5, K. Oikawa5, Y. Inamura5, W. Matsuhra1, F. Iga
Symposium on 3D Active-site Science in London,
（4-5, FEB, 2020 London）

Local structure investigations of B doped Si by neutron atomic-resolution holography
Y. Kanazawa(M1), Y. Fukumoto1, S. Uechi1, K. Ohoyama1, M. Lederer2, N. Happo3, K. Hayashi4, K. Kimura4, S. Hosokawa5, T. Hada3, M. Harada6, K. Oikawa6, Y. Inamura6, K. Tsutsui7
The 17th Japan-Korea Meeting on Neutron Science
（２０１９年１月７−９日、Daejeon, Korea）

Local structure observation of Sm doped LaB6 by white neutron atomic resolution holography
S. Uechi(M1), Y. Kanazawa1, Y. Fukumoto1, B. Paulus2, K. Ohoyama1, N. Happo3, K. Hayashi4, K. Kimura4, S. Hosokawa2, T. Hada3, M. Harada5, K. Oikawa5, Y. Inamura5, W. Matsuura1, F. Iga1
The 17th Japan-Korea Meeting on Neutron Science
（２０１９年１月７−９日、Daejeon, Korea）

A study of the structural transition of the rare earth insulator YbAgS2
Takayoshi Yamamoto(B4）, Kazuya Sugimoto1, Kenji Ohoyama2, Ryosuke Iizuka3, Sinji Michimura3, Masashi Kosaka3, Takeshi Matsukawa4, Akinori Hoshikawa4, Toru Ishigaki4
The 17th Japan-Korea Meeting on Neutron Science
（２０１９年１月７−９日、Daejeon, Korea）

Determination of dopant position of thermalelectric material B-doped Mg2Si by white neutron holography
Kazuya Sugimoto(B4）, Syouichi Uechi2, Yuki Kanazawa2, Yohei Fukumoto2, Takayoshi Yamamoto1, Kenji Ohoyama2, Kouichi Hayashi3, Naohisa Happo4, Masahide Harada5, Kenichi Oikawa5, Yasuhiro Inamura5, Kei Hayashi6, Wataru Saitou6, Yuzuru Miyazaki6
The 17th Japan-Korea Meeting on Neutron Science
（２０１９年１月７−９日、Daejeon, Korea）



Enhancement of Accuracy of Neutron Atomic Resolution Holography
Yuki Kanazawa,Shoichi Uechi,Kenji Ohoyama,Maximilian Lederer,Naohisa Happo ,Koichi Hayashi,Masahide Harada,Kazuo Tsutsui
The 31st European Crystallographic Meeting, ECM31
22-26-AUG-2018、Oviedo, Spain

Local structure observation of Sm doped RB6 (R: rare earth)by white neutron atomic resolution holography
Shoichi Uechi,Yuki Kanazawa,Youhei Fukumoto,Kenji Ohoyama,Maximilian Lederer,Naohisha Happo,Kouichi Hayashi ,Wataru Matsuura,Humitoshi Iga
The 31st European Crystallographic Meeting, ECM31
22-26-AUG-2018、Oviedo, Spain



2017 FY Presentations of Students in Inteanational Conferences: 15




Local structure observation of Sm doped LaB6 by white neutron atomic resolution holography
S. Uechi, Y. Kanazawa, Y. Fukumoto, K. Ohoyama, B. Paulus2, , N. Happo3, K. Hayashi4, K. Kimura4, S. Hosokawa2, T. Hada3, M. Harada5, K. Oikawa5, Y. Inamura5, W. Matsuura1, F. Iga1
ISSP - J-PARC Joint Workshop on Science Frontier by Neutron Scattering 〜 The 16th Korea-Japan meeting on Neutron Science 〜
2018年1月9-10日、ISSP U of Tokyo, Kashiwa, Japan

Local structure investigations of B doped Si by　neutron atomic-resolution holography
Y. Kanazawa, Y. Fukumoto, S. Uechi, K. Ohoyama, M. Lederer2, N. Happo3, K. Hayashi4, K.　Kimura4, S. Hosokawa5, T. Hada3, M. Harada6, K. Oikawa6, Y. Inamura6, K. Tsutsui7
ISSP - J-PARC Joint Workshop on Science Frontier by Neutron Scattering 〜 The 16th Korea-Japan meeting on Neutron Science 〜
2018年1月9-10日、ISSP U of Tokyo, Kashiwa, Japan

Investigations of Local Structures by White Neutron Atomic Resolution Holography with γ-ray Energy Analysis
Y. Fukumoto, S. Uechi, T. Kanazawa, K. Ohoyama, K. Hayashi2, N. Happo3, T. Hada3, K. Kimura2, S. Hosokawa4, M. Harada5, K. Oikawa5, Y. Inamura5, K. Tsutsui6 B. Paulus4, M. Lederer7, P. Wellmann7
ISSP - J-PARC Joint Workshop on Science Frontier by Neutron Scattering 〜 The 16th Korea-Japan meeting on Neutron Science 〜
2018年1月9-10日、ISSP U of Tokyo, Kashiwa, Japan
Local structure observation of Sm doped LaB6 by white neutron atomic resolution holography
S. Uechi1, Y. Kanazawa1, Y. Fukumoto1, B. Paulus2, S. Uechi, Y. Kanazawa, Y. Fukumoto, K. Ohoyama, N. Happo3, K. Hayashi4, K. Kimura4, S. Hosokawa2, T. Hada3, M. Harada5, K. Oikawa5, Y. Inamura5, W. Matsuura1, F. Iga1
2nd International Symposium of Quantum Beam Science of Ibaraki University
2017年12月8-9日、Ibaraki Univ. Mito, Japan

Local structure investigations of B doped Si by neutron atomic-resolution holography
Y. Kanazawa, Y. Fukumoto, S. Uechi, K. Ohoyama, M. Lederer2, N. Happo3, K. Hayashi4, K.　Kimura4, S. Hosokawa5, T. Hada3, M. Harada6, K. Oikawa6, Y. Inamura6, K. Tsutsui7
2nd International Symposium of Quantum Beam Science of Ibaraki University
2017年12月8-9日、Ibaraki Univ. Mito, Japan

Investigations of Local Structures by White Neutron Atomic Resolution Holography with γ-ray Energy Analysis
Y. Fukumoto, S. Uechi, T. Kanazawa, K. Ohoyama, K. Hayashi2, N. Happo3, T. Hada3, K. Kimura2, S. Hosokawa4, M. Harada5, K. Oikawa5, Y. Inamura5, K. Tsutsui6 B. Paulus4, M. Lederer7, P. Wellmann7
2nd International Symposium of Quantum Beam Science of Ibaraki University
2017年12月8-9日、Ibaraki Univ. Mito, Japan

Developments of Energy Analysis Multi-wavelength Neutron Atomic Resolution Holography
Y. Fukumoto1, K. Ohoyama1, K. Hayashi2, S. Uechi1, Y. Kanazawa1, N. Happo3, T. Hada3, K. Kimura2, S. Hosokawa4, M. Harada5, Y. Inamura5, K. Tsutsui6
Swedish-Japanese Workshop on Nano-structures Science by Nove Light Sources
2017年10月２−３日、Lund University & MAXIV, Lund Sweeden,

2016FY Presentasions of Students;

Magnetic structure refinement of magnetic semiconductor, Yb5Ge4
Y. Fukumoto, M. Aono, K. Ohoyama, M. Kosaka, S. Michimura, R. Numakura , S. Sakai, A. Hoshikawa, T. Ishigaki
International Symposium of Quantum Beam Science 2016、Poster P-2
（２０１６年11月１８−２０日、Ibaraki Univ. Mito, Japan）

Observation of phase decomposition of α”-Fe16N2
M. Aono, Y. Fukumoto, K. Ohoyama, T. Ogawa, S. Kobayashi, H. Furubayashi, A. Hoshikawa, K. Matsukawa, T. Ishigaki
International Symposium of Quantum Beam Science 2016、Poster P-3
（２０１６年11月１８−２０日、Ibaraki Univ. Mito, Japan）



Presentation by Prof. Ohoyama

International Conefrence, Symposium

CHALLENGE OF DETERMINATION OF HYDROGEN POSITIONS IN HYDRIDES BY WHITE NEUTRON HOLOGRAPHY
K. Ohoyama, Y. Kanazawa, T. Yamamoto, S. Uechi, K. Sugimoto, S. Arase, S. Noda, T. Ishizaki, K. Hayashi, N. Happo, M. Harada, K. Oikawa, Y. Inamura, T. Sato, S. Orimo
1st Int. Symposium "Hydrogenomics" combined with 14th Int. Symposium "Hydrogen & Energy"
(5-10-JAN-2020, Hotel Monterey Edelhof, Sapporo, Japan）

Novel Usages of Neutrons; White Neutron Holography in J-PARC（Key Note Talk）
Kenji OHOYAMA
Materials Research Meeting 2019 (MRM2019)
2019年12月10−14日　 Yokohama, Japan

Novel Usages of Neutrons; White Neutron Holography in J-PARC（Invited Talk）
Kenji OHOYAMA
14th International Conference on the Structure of Non-Crystalline Materials
2019年11月３−８日　NICHII GAKKAN Kobe Port Island Center, Kobe Japan

Novel usage of neutrons for materials science White neutron holography
Kenji OHOYAMA
4th International Symposium of Quantum Beam Science at Ibaraki University
2019年１０月31日-11月１日、Ibaraki Univ. Hotachi, Japan

White Neutron Holography - Determination of B Position in Mg2Si -
K. Ohoyama
Workshop of Thermoelectric Materials at Ibaraki Univ.
2019年2月28日　　Ibaraki Univ. Hotachi, Japan

Present Status and Future Plans of White Neutron Holography in J-PARC
K. Ohoyama1, Y. Fukumoto1, S. Uechi1, Y. Kanazawa1, K. Sugimoto1, T. Yamamoto1, K. Hayashi2, N. Happo3, M. Harada4, K. Oikawa4, Y. Inamura4
Symposium on 3D Active-site Science in London,
2019年3月4-5日　　London, UK
Novel usage of neutron scattering: holography for observations of local atomic structures of light elements
Kenji Ohoyama,Yohei Fukumoto,Shoichi Uechi,Yuki KanazawaKouichi Hayashi,Naohisa Happo,Masahide Harada,Yasuhiro Inamura,Kenichi Oikawa
The 31st European Crystallographic Meeting, ECM31
2018年８月22日ー26日、Oviedo, Spain

Novel usage of neutrons - White neutron holography for investigations of local atomic structures（Invited talk）
K. Ohoyama, Y. Fukumoto, S. Uechi, Y. Kanazawa, K. Hayashia, N. Happob, K. Kimuraa, S. Hosokawac, T. Hadab, B. Paulusc, J. Stellhornc, M. Lederera, M. Haradad, Y. Inamurad, K. Oikawad, W. Matsuurae, F. Igae, K. Tsutsuif, P. Wellmanng
ISSP - J-PARC Joint Workshop on Science Frontier by Neutron Scattering 〜 The 16th Korea-Japan meeting on Neutron Science 〜
２０１８年１月９−10日　ISSP, U. Tokyo, Kashiwa, Japan

Observation of doping effects to local atomic structures by atomic resolution holography
Kenji OHOYAMA
2nd International Symposium of Quantum Beam Science of Ibaraki University
2017年12月8-9日、Ibaraku Univ. Mito, Japan

Developments of Multi-wavelength Neutron Atomic Resolution Holography for Local Structure Investigations of Light Elements
K. Ohoyama1, K. Hayashi2, N. Happo3, K. Kimura2, S. Hosokawa4, T. Hada3, M. Harada5, Y. Inamura5, K. Tsutsui6
Swedish-Japanese Workshop on Nano-structures Science by Nove Light Sources
2017年10月２−３日、Lund University & MAXIV, Lund Sweeden,

Progress of Neutron Atomic Resolution Holography for Observations of Light Elements- Advantage of Neutrons - （Invited talk）
K. Ohoyama
SAMMDoF2015, International Symposium on Advanced Materials Having Multi-Degrees-of-Freedom
2015年11月2-3日、Kumamoto Univ. Kumamoto, Japan

Progress of Local Structure Investigations by Atomic Resolution Neutron Holography in Japan
K. Ohoyama et al.
WE Heraeus Seminar "Element Specific Structure Determination in Materials on Nanometer and Sub-Nanometer Scales using modern X-Ray and Neutron Techniques"
2015年4月26−29日　Bonne, GErmany

Polarisation Analysis Neutron Spectrometer, POLANO, at J-PARC - Concept and Magnetic Field Optimisation -（Invited Talk）
K. Ohoyama et al.
International Symposium of Polarized Neutron for Condensed Matters
2014年9月16−18日　Sydney, Australia

Polarisation Analysis Neutron Spectrometer, POLANO, at J-PARC - Concept and Magnetic Field Optimisation -（Invited Talk）
K. Ohoyama et al.
International Symposium of Polarized Neutron for Condensed Matters
2014年9月16−18日　Sydney, Australia

Polarised Neutron Spectrometer POLANO at J-PARC
K. Ohoyama et al.
2nd International Symposium on Science at JPARC,
2014年7月14日　Tsukuba, Japan

Novel Technique for 3D Local Atomic Structures Observations -Neutron Atomic-Resolution Holography-（Invited Talk）
K. Ohoyama et al.
K-J Meeting on Neutron Science
2014年2月17−18日　Buyo、KOrea


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