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”’F’†«ŽqƒzƒƒOƒ‰ƒtƒB[‚É‚ę‚é”M“dŽ—拤ƒh[ƒvMg2Sn‚Ģ\‘¢Œ¤‹†
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”’F’†«ŽqƒzƒƒOƒ‰ƒtƒB[‚É‚ę‚é”M“dŽ—拤ƒh[ƒvMg2Sn ‚Ģ\‘¢Œ¤‹†
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‚Q‚O‚Q‚R”N“x@Šw¶‚Ģ”­•\iŒ»ŻF‚R‚QŒj

•ĻŠv—Ģˆęu’“’˜\‘¢‰ČŠwvŽįŽč‚ĢŠwZi‘åć‘åji‚SŒj
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‘Ū‰ļ‹cMRMi‹ž“s‘Ū‰ļŠŁji‚SŒj



Study of Local A tomic Fluctuation in RB6 with Cage Type Structure by High Energy Resolution White N eutron Holography
Yodai Kobayashi, Yuka Tomimatsu , Koki Aizawa , Shuta Kawakami, Kouki Abe, Tomoko Kuroume , Masakatsu Takita, Fumitoshi Iga, Kenic hi Oikawa, M a sahide Harada , Yasuhiro Inamura, Koichi Ha yashi, Kenji Ohoyama
Materials Research Meeting (MRM2023)/IUMRS-ICA2023 2023”N12ŒŽ11-16“ś@‹ž“s‘Ū‰ļ‹cźj

A challenge of observing hydrogen atoms in metals@using white neutron holography
Y. Tomimatsu, Y. Kobayashi, K. Aizawa, S. Kawakami, K. Abe, T. Kuroume, M. Takita, M. Harada, K. Oikawa, Y. Inamura, S. Ajito , E. Akiyama, S. Orimo, K. Hayashi , K. Ohoyama
Materials Research Meeting (MRM2023)/IUMRS-ICA2023 2023”N12ŒŽ11-16“ś@‹ž“s‘Ū‰ļ‹cźj

Observation of the position and surrounding structure of dopants in phosphors using white neutron holography
K. Aizawa, S. Kawakami, Y. Kobayashi, Y. Tomimatsu, K. Abe, T. Kuroume, M. Takita, Y. Inamura, K. Oikawa, M. Harada, K. Hayashi, M. Kitaura, S. Kodama, H. Takeda and K. Ohoyama
Materials Research Meeting (MRM2023)/IUMRS-ICA2023 2023”N12ŒŽ11-16“ś@‹ž“s‘Ū‰ļ‹cźj

Evaluation of ƒĮ-ray Background for Precise Neutron Holography by Monte@Carlo Simulation
S. Kawakami1, K.Aizawa1, M.Harada2, K.Oikawa2, K.Hayashi3, K.Ohoyama1
Materials Research Meeting (MRM2023)/IUMRS-ICA2023 2023”N12ŒŽ11-16“ś@‹ž“s‘Ū‰ļ‹cźj



Study of Local Atomic Fluctuation in RB 6 with Cage Type Structure by High Energy Resolution Neutron Holography
Y. Kobayashi, Y Tomimatsu, K Aizawa, S. Kawakami, K. Abe, T. Kuroume, M. Takita, F. Iga, M. Harada, K. Oikawa, Y. Inamura, K. Hayashi, K. Ohoyama
iˆļé‘åŠw—ŹŽqü‰ČŠw‘ŪƒVƒ“ƒ|ƒWƒEƒ€@‚Q‚O‚Q‚R”N‚P‚PŒŽ‚Q‚W|‚R‚O“ś@ˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXj

A challenge of observing hydrogen atoms in metals using white neutron holography
Y. Tomimatsu, Y. Kobayashi, K. Aizawa, S. Kawakami, K. Abe, T. Kuroume, M.Takita, M. Harada, K. Oikawa, Y. Inamura, S.Ajito, E.Akiyama, S.Orimo, K.Hayashi, K.Ohoyama
iˆļé‘åŠw—ŹŽqü‰ČŠw‘ŪƒVƒ“ƒ|ƒWƒEƒ€@‚Q‚O‚Q‚R”N‚P‚PŒŽ‚Q‚W|‚R‚O“ś@ˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXj

Local structure analysis around rare earth ions in long persistent phosphors by complementary use of neutron and synchrotron radiation
K. Aizawa, S. Kawakami, Y. Kobayashi, Y. Tomimatsu, K. Abe, T. Kuroume, M. Takita, Y. Inamura, K. Oikawa, M. Harada, K. Hayashi, M. Kitaura, S. Kodama, H. Takeda and K. Ohoyama
iˆļé‘åŠw—ŹŽqü‰ČŠw‘ŪƒVƒ“ƒ|ƒWƒEƒ€@‚Q‚O‚Q‚R”N‚P‚PŒŽ‚Q‚W|‚R‚O“ś@ˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXj

Investigation of Target Material for J-PARC MLF Target Station 2
S. Kawakami1, K. Aizawa1, M. Harada2, K.Oikawa2, K. Ohoyama1
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Single crystal growth for observation of B fluctuations around Er in Er-doped YbB6
Masakatsu Takita, Koki Abe, Tomoko Kuroume, Yodai Kobayashi, Yuka Tomimatsu, Koki Aizawa, Shuta Kawakami, Riki Kamijou, Fumitoshi Iga, Kouichi Hayashi, Kenji Ohoyama
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Toward Hydrogen Observation by White Neutron Holography Optimization of Analysis Conditions K. Abe, M. Takita, T. Kuroume, K. Aizawa, S. Kawakami, Y. Kobayashi, Y. Tomimatsu, S. Ajito, E. Akiyama, M. Harada, S. Orimo, K. Oikawa, Y. Inamura, K. Hayashi, K. Ohoyama
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Expansion of white neutron holography into powder samples for observation of isolated hydrogen in materials
M.Takano1*, T. Kanno1, S. Hoshi1, W. Keiko1, Y. Kobayashi1, Y. Tomimatsu1, K. Aizawa1, S. Kawakami1, M. Segawa2, M. Maeda2, Y. Toh2, S. Nakamura2, A. Kimura2, S. Endo2, M. Harada3, K. Hayashi4, K. Ohoyama1
33rd International Photovoltaic Science and Engineering Conference (PVSEC-33) (2022”N11ŒŽ14-16“ś@–¼ŒĆ‰®‘Ū‰ļ‹cźj

Feasibility Study of Magnetic Scattering Holography using Polarized Neutrons
T. Kanno1, *, M. Takano1, S. Hoshi1, Y. Kobayashi1, Y. Tomimatsu1, K. Aizawa1, S.Kawakami1 , Y. Fukui2, K. Yamakawa2, H. Nakada2, S. Takahashi1, T. Okudaira3,4, T. Oku1,3, K. Sato5, M. Harada3, K. Oikawa3, K. Hayashi2, K. Ohoyama1@
33rd International Photovoltaic Science and Engineering Conference (PVSEC-33) (2022”N11ŒŽ14-16“ś@–¼ŒĆ‰®‘Ū‰ļ‹cźj

Verification of Sn position in Sn-doped Si,Ge thin film solar cell materials@by X-ray fluorescence holography
S. HoshiA, T. KannoA, M. TakanoA, W. KeikoA, Y. KobayashiA, Y. TomimatuA, K. KimuraB, N. HappoC, S. SuzukiD, M. DhamrinD,E, K. FukudaE, S. MiyamotoF, N. UsamiE, K. HayashiB, K.OhoyamaA
33rd International Photovoltaic Science and Engineering Conference (PVSEC-33) (2022”N11ŒŽ14-16“ś@–¼ŒĆ‰®‘Ū‰ļ‹cźj

Study of local atomic fluctuation in RB6 with cage type structure by neutron holography
Yodai Kobayashi1,*, Yuka Tomimatsu1, Tomoya Kanno1, Motoki Takano1, Shota Hoshi1 , Fumitoshi Iga1, Masahide Harada2, Kenichi Oikawa2, Yasuhiro Inamura2, Koichi Hayashi3, Kenji Ohoyama1
33rd International Photovoltaic Science and Engineering Conference (PVSEC-33) (2022”N11ŒŽ14-16“ś@–¼ŒĆ‰®‘Ū‰ļ‹cźj

A challenge of observing hydrogen atoms in metals using white neutron holography
Yuka Tomimatsu1, Yodai Kobayashi 1, Tomoya Kanno 1, Motoki Takano1, Shouta Hoshi 1, Kohki Aizawa 1, Shuta Kawakami1, Masahide Harada 2, Kenichi Oikawa2, Yasuhiro Inamura2, Saya Ajito3, Eiji Akiyama3, Shinichi Orimo3, Koichi Hayashi 4, Kenji Ohoyama
33rd International Photovoltaic Science and Engineering Conference (PVSEC-33) (2022”N11ŒŽ14-16“ś@–¼ŒĆ‰®‘Ū‰ļ‹cźj


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Study of local structures in Sn doped Si,Ge thin film for evaluation of Sn concentration
S. Hoshi1, T. Kanno1, M. Takano1, W. Keiko1, Y. Kobayashi1, Y. Tomimatu1, K. Kimura2,N. Happo3, S. Suzuki4, M. Dhamrin4,5, K. Fukuda6, S. Miyamoto6, N. Usami6, K. Hayashi2, K.Ohoyama1
International Workshop on Exploration of Atomistic Disorder in Long-Range Ordered Systems and of Order in Disordered Materialsi•ĻŠv—Ģˆęu’“’˜\‘¢‰ČŠwv‘Ūƒ[ƒNƒVƒ‡ƒbƒvj
(2022”N9ŒŽ19-20“ś@ƒOƒ‹ƒm[ƒuƒ‹iƒtƒ‰ƒ“ƒXjj



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›@“ś–{’†«Žq‰ČŠw‰ļ ”N‰ļi9Œj
›@’“’˜\‘¢‰ČŠw ‘ę3‰ń¬‰Ź•ń‰ļi‚SŒj
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Šó“y—Ž‚©‚²ó•ØŽæ‚Å‚Ģ‹ĒŠŒ“Žq—h‚ē‚¬‚ĢŠĻ‘Ŗ
¬—Ń—m‘å, KEIKO WIDYANISAA, Æćđ¾A, r£«‘¾˜NA, ¼‰YqA, ˆÉ‰ź•¶rA, Œ“‰ĆŗB, ‹ąŽqkŽmC, “Œ’†—²“ńD, Ā–Ų—E“ńD, ¼“c’B–D, ”Ŗ•ū’¼‹vE, —эDˆźF, ‘åŽRŒ¤ŽiA
“ś–{•Ø—Šw‰ļ‘å‚V‚V‰ń”NŽŸ‘å‰ļi‚Q‚O‚Q‚Q”N‚RŒŽ‚P‚T“ś|‚P‚X“ś@ƒIƒ“ƒ‰ƒCƒ“j

Ä‰Ņ“­‚µ‚½”Ä—p’†«ŽqŽOŽ²•ŖŒõŠķT1-1(HQR)‚Ģ«”\•]‰æ
•x¼—D‰Ō, Keiko Widyanisa, ¬—Ń—m‘å, Šā²˜aWA, ’†“‡‘½˜NB, ‘åŽRŒ¤Ži
“ś–{•Ø—Šw‰ļ‘å‚V‚V‰ń”NŽŸ‘å‰ļi‚Q‚O‚Q‚Q”N‚RŒŽ‚P‚T“ś|‚P‚X“ś@ƒIƒ“ƒ‰ƒCƒ“j

Tm doped YbB6‚Å‚Ģ‹ĒŠ“IB—h‚ē‚¬‚ĢTm”Z“xˆĖ‘¶«‚©‚ē„‘Ŗ‚³‚ź‚éŠiŽq•sˆĄ’萫‚ĘTm‚Ģ‰æ”ó‘Ō
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’“’˜\‘¢‰ČŠw ‘ę3‰ń¬‰Ź•ń‰ļi‚Q‚O‚Q‚Q”N‚RŒŽ‚T|‚U“śFƒIƒ“ƒ‰ƒCƒ“j

Šó“y—Ž‚©‚²ó•ØŽæ‚Å‚Ģ‹ĒŠŒ“Žq—h‚ē‚¬‚ĢŒ¤‹†
¬—Ń—m‘å1 KEIKO WIDYANISA1Æ ćđ¾1r£ «‘¾˜N1¼‰Y q1ˆÉ‰ź •¶r1Œ“ ‰Ćŗ2‹ąŽq kŽm3“Œ’† —²“ń4Ā–Ų —E“ń4¼“c ’B–4”Ŗ•ū ’¼‹v5—Ń Dˆź6‘åŽR Œ¤Ži1
’“’˜\‘¢‰ČŠw ‘ę3‰ń¬‰Ź•ń‰ļi‚Q‚O‚Q‚Q”N‚RŒŽ‚T|‚U“śFƒIƒ“ƒ‰ƒCƒ“j

’†«ŽqƒzƒƒOƒ‰ƒtƒB[‚Ę‚Ģ‘Š•ā“I—˜—pŽĄŒ»‚ÉŒü‚Æ‚½’†«ŽqŽOŽ²•ŖŒõŠķT1-1‚Ģ®”õ
•x¼—D‰Ō1Keiko Widyanisa1¬—Ń—m‘å 1Šā²˜aW2’†“‡‘½˜N3‘åŽRŒ¤Ži1
’“’˜\‘¢‰ČŠw ‘ę3‰ń¬‰Ź•ń‰ļi‚Q‚O‚Q‚Q”N‚RŒŽ‚T|‚U“śFƒIƒ“ƒ‰ƒCƒ“j


ƒJƒSó•ØŽæRB6‚Å‚Ģ‹ĒŠŒ“Žq—h‚ē‚¬‰š–¾‚Ģ‚½‚ß‚Ģ’PŒ‹»ˆē¬
¬—Ń —m‘å[1], r£ «‘¾˜N[1], ¼‰Y q[1], ˆÉ‰ź •¶r[1], Œ“ ‰Ćŗ[2], ‘åŽR Œ¤Ži[1]
“ś–{’†«Žq‰ČŠw‰ļ‰ČŠw‰ļ‘ę‚Q‚P‰ń”N‰ļi‚Q‚O‚Q‚P”N‚P‚QŒŽ‚P|‚R“ś@ƒIƒ“ƒ‰ƒCƒ“j

Xü’PŒ‹»‰ńÜ‚É‚ę‚éŠó“y—Žā‰‘ĢYbTS2iT:Ag,Cu)‚Ģ \‘¢‰šĶ Īķ• “l[1], ›–ģ —FĘ[1], ‚–ģ Œ³‹P[1], Æ ćđ¾[1], r£ «‘¾˜N[1], –ģ“c V‘¾[1], ‘å‹Č —Y‘å[2], ‹SŠŪ F”Ž[2], ”Ń’Ė —ŗ‰ī[3], “¹‘ŗ ^Ži[3,4], ¬ā ¹Žj[3], ²‰źŽR Šī[5], ‘åŽR Œ¤Ži[1] “ś–{’†«Žq‰ČŠw‰ļ‰ČŠw‰ļ‘ę‚Q‚P‰ń”N‰ļi‚Q‚O‚Q‚P”N‚P‚QŒŽ‚P|‚R“ś@ƒIƒ“ƒ‰ƒCƒ“j

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r£ «‘¾˜N[1], Īķ• “l[1], –ģ“c V‘¾[1], ›–ģ —FĘ[1], ‚–ģ Œ³‹P[1], Æ ćđ¾[1], KEIKO WIDYANISA[1], ¬—Ń —m‘å[1], •x¼ —D‰Ō[1], ¼‰Y q[1], ˆÉ‰ź •¶r[1], ”Ŗ•ū ’¼‹v[2], Œ““c ³‰p[3], ‹yģ Œ’ˆź[3], ˆī‘ŗ ‘׍O[3], —Ń Dˆź[4], ‘åŽR Œ¤Ži[1]
“ś–{’†«Žq‰ČŠw‰ļ‰ČŠw‰ļ‘ę‚Q‚P‰ń”N‰ļi‚Q‚O‚Q‚P”N‚P‚QŒŽ‚P|‚R“ś@ƒIƒ“ƒ‰ƒCƒ“j

‘¾—z“d’rŽ—æSnƒh[ƒvSi,Ge”––Œ‚ĢŠˆ«ƒTƒCƒgˆŹ’u‚ĢSn—Ź‚Ģ’č—Ź•]‰æ
Æ ćđ¾[1], ›–ģ —FĘ[1], ‚–ģ Œ³‹P[1], Keiko Widyanisa[1], ¬—Ń —m‘å[1], •x¼ —D‰Ō[1], –Ų‘ŗ kŽ”[2], ”Ŗ•ū ’¼‹v[3], —é–Ų Š‘¾[4], ƒ_ƒ€ƒŠƒ“ ƒ}ƒ‹ƒƒ“[4][5], •Ÿ“c Œ[‰ī[6], ‹{–{ ‘[6], ‰F²”ü “æ—²[6], —Ń Dˆź[2], ‘åŽR Œ¤Ži[1]>br> “ś–{’†«Žq‰ČŠw‰ļ‰ČŠw‰ļ‘ę‚Q‚P‰ń”N‰ļi‚Q‚O‚Q‚P”N‚P‚QŒŽ‚P|‚R“ś@ƒIƒ“ƒ‰ƒCƒ“j

”’F’†«ŽqƒzƒƒOƒ‰ƒtƒB[‚Ģ‘½ŒŸoŠķŒn‚ĢŒų‰Ź
KEIKO WIDYANISA[1], ¬—Ń —m‘å[1], •x¼ —D‰Ō[1], r£ «‘¾˜N[1], Īķ• “l[1], –ģ“c V‘¾[1], ›–ģ —FĘ[1], ‚–ģ Œ³‹P[1], Æ ćđ¾[1], Œ““c ³‰p[2], ‹yģ Œ’ˆź[2], ˆī‘ŗ ‘׍O[2], —Ń Dˆź[3], ‘åŽR Œ¤Ži[1]
“ś–{’†«Žq‰ČŠw‰ļ‰ČŠw‰ļ‘ę‚Q‚P‰ń”N‰ļi‚Q‚O‚Q‚P”N‚P‚QŒŽ‚P|‚R“ś@ƒIƒ“ƒ‰ƒCƒ“j

”Ä—pŽOŽ²•ŖŒõŠķT1-1(HQR)‘•’u‚ĢŠī‘bƒf[ƒ^•]‰æ
•x¼ —D‰Ō[1]C Keiko Widyanisa[1]C ¬—Ń —m‘å[1]C Šā² ˜aW[2]C ’†“‡ ‘½˜N[3]C ‘åŽR Œ¤Ži[1]
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‹ĒŠŽ„‹C\‘¢ŠĻ‘ŖƒfƒoƒCƒX‚š—p‚¢‚½Ž„‹Cƒuƒ‰ƒbƒO‘Ŗ’č
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BL10‚É‚Ø‚Æ‚é’†«ŽqƒzƒƒOƒ‰ƒtƒB[‘•’u‚ĢŽÕ•ĮŻŒv
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ANNRI‚š—p‚¢‚½’†«ŽqƒzƒƒOƒ‰ƒtƒB[‚Ģ•²––‚Ö‚Ģ“WŠJ
‚–ģ Œ³‹P[‚P], r£ «‘¾˜N[‚P], Īč “l[‚P], –ģ“c V‘¾[‚P], ›–ģ —FĘ[‚P], Æ ćđ¾[‚P], Keiko Widyanisa[‚P], ¬—Ń —m‘å[‚P], •x¼ —D‰Ō[‚P], £ģ –ƒ—¢Žq[‚Q], ‘O“c —ŗ[‚Q], “” ’Ø•ć[‚Q], ’†‘ŗ ŁŽi[‚Q], –Ų‘ŗ “Ö[‚Q], ‰““” x“T[‚Q], Œ““c ³‰p[‚R], —Ń Dˆź[‚S], ‘åŽR Œ¤Ži[‚P]
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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"
(2020”N‚PŒŽ‚T|‚P‚O“śAŽD–y Hotel Monterey Edelhofj

STUDY OF HYDROGEN POSITION IN HYDRIDES USING WHITE NEUTRON HOLOGRAPHY@(—DGƒ|ƒXƒ^[ÜŽóÜIj
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"
(2020”N‚PŒŽ‚T|‚P‚O“śAŽD–y Hotel Monterey Edelhofj

STUDY OF HYDROGEN POSITION IN HYDRIDES USING WHITE NEUTRON HOLOGRAPHY
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
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*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)
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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)
‚Q‚O‚P‚X”N‚P‚QŒŽ10-14“ś ‰”•lƒVƒ“ƒ|ƒWƒAi‰”•lŽsj


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
(2019”N‚P‚OŒŽ31“ś-11ŒŽ‚P“śAˆļé‘åŠw“ś—§ƒLƒƒƒ“ƒpƒXj

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
(2019”N‚P‚OŒŽ31“ś-11ŒŽ‚P“śAˆļé‘åŠw“ś—§ƒLƒƒƒ“ƒpƒXj

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”N‚P‚OŒŽ31“ś-11ŒŽ‚P“śAˆļé‘åŠw“ś—§ƒLƒƒƒ“ƒpƒXj

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
(2019”N‚P‚OŒŽ31“ś-11ŒŽ‚P“śAˆļé‘åŠw“ś—§ƒLƒƒƒ“ƒpƒXj



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Y. KanazawaiM‚Pj, Y. Fukumoto1, S. Uechi1, K. Ohoyama1, K. Hayashi2, N. Happo3, H. Harada4, K. Oikawa4, Y. Inamura4, K. Tsutsui5
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Progress of white neutron atomic resolution holography - Expansion of target elements and theory -
S. UechiiM‚Pj, 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,
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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
i‚Q‚O‚P‚X”N‚PŒŽ‚V|‚X“śADaejeon, ŠŲ‘j

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
i‚Q‚O‚P‚X”N‚PŒŽ‚V|‚X“śADaejeon, ŠŲ‘j

A study of the structural transition of the rare earth insulator YbAgS2
Takayoshi Yamamoto(B4j, Kazuya Sugimoto1, Kenji Ohoyama2, Ryosuke Iizuka3, Sinji Michimura3, Masashi Kosaka3, Takeshi Matsukawa4, Akinori Hoshikawa4, Toru Ishigaki4
The 17th Japan-Korea Meeting on Neutron Science
i‚Q‚O‚P‚X”N‚PŒŽ‚V|‚X“śADaejeon, ŠŲ‘j

Determination of dopant position of thermalelectric material B-doped Mg2Si by white neutron holography
Kazuya Sugimoto(B4j, 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
i‚Q‚O‚P‚X”N‚PŒŽ‚V|‚X“śADaejeon, ŠŲ‘j

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Šó“y—Žā‰‘ĢYbAgS2‚Ģ\‘¢“]ˆŚ‚ĢŒ¤‹†
ŽR–{—²•¶2A™–{˜aĘ2A‘åŽRŒ¤Ži1A”Ń’Ė—ŗ‰īA“¹‘ŗ^ŽiA¬ā¹ŽjA¼ģ@Œ’AÆģW”ĶAĪŠ_@“O
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i2018”N10ŒŽ13“ś|14“śAˆļé‘吅ŒĖƒLƒƒƒ“ƒpƒXj

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
2018”N‚WŒŽ22“ś[26“śAOviedo, Spain

Local structure observation of Sm doped RB6 (R: rare earth)by white neutron atomic resolution holographyiƒ|ƒXƒ^[ÜŽóÜ”­•\Ij
Shoichi Uechi,Yuki Kanazawa,Youhei Fukumoto,Kenji Ohoyama,Maximilian Lederer,Naohisha Happo,Kouichi Hayashi ,Wataru Matsuura,Humitoshi Iga
The 31st European Crystallographic Meeting, ECM31
2018”N‚WŒŽ 22“ś[‚Q‚U“śAOviedo, Spain



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›@“śŠŲ’†«ŽqŒ¤‹†‰ļi“Œ‘å•Ø«Œ¤A”Žsj
›@International Symposium of Quantum Beam Science of Ibaraki University
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›@Swedish-Japanese Workshop on Nano-structures Science by Nove Light SourcesiLund‘åŠwASwedenj



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Local structure observation of Sm doped LaB6 by white neutron atomic resolution holography
S. Uechi(B4), 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”N1ŒŽ9-10“śA“Œ‘å•Ø«Œ¤i”Žsj

Local structure investigations of B doped Si by@neutron atomic-resolution holography
Y. Kanazawa(B4), 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”N1ŒŽ9-10“śA“Œ‘å•Ø«Œ¤i”Žsj

Investigations of Local Structures by White Neutron Atomic Resolution Holography with ƒĮ-ray Energy Analysis
Y. Fukumoto(M1), 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”N1ŒŽ9-10“śA“Œ‘å•Ø«Œ¤i”Žsj
Local structure observation of Sm doped LaB6 by white neutron atomic resolution holography
S. Uechi(B4), 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”N12ŒŽ8-9“śAˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXi…ŒĖŽsj

Local structure investigations of B doped Si by neutron atomic-resolution holography
Y. Kanazawa(B4), 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”N12ŒŽ8-9“śAˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXi…ŒĖŽsj

Investigations of Local Structures by White Neutron Atomic Resolution Holography with ƒĮ-ray Energy Analysis
Y. Fukumoto(M1), 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”N12ŒŽ8-9“śAˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXi…ŒĖŽsj

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i2017”N12ŒŽ‚Q|‚R“śA•Ÿ‰Ŗ‘åŠwi”Ž‘½Žsjj

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•Ÿ–{—z•½(M1)Ać’nøˆźA‹ą‘ņ—Y‹PAB. Paulus4A‘åŽRŒ¤ŽiA—эDˆź‚QA”Ŗ•ū’¼‹v‚RA–Ų‘ŗkŽ”‚QA×ģL–ē‚SA”g“c‘ń”n‚RAŒ““c³‰p‚TAˆī‘ŗ‘׍O‚TA“›ˆäˆź¶‚UAP. Wellmann
‘ę‚P‚V‰ń“ś–{’†«Žq‰ČŠw‰ļ”N‰ļ
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Developments of Energy Analysis Multi-wavelength Neutron Atomic Resolution Holography
Y. Fukumoto(M1), 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”N10ŒŽ‚Q|‚R“śALund University & MAXIV, Lund Sweeden,

2016”N“x@Šw¶‚Ģ”­•\@‚SŒ

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APoster P-2
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Observation of phase decomposition of ƒæh-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APoster P-3
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(2016”N12ŒŽ‚Q|‚R“śA–¼ŒĆ‰®‘åŠwj


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STUDY OF HYDROGEN POSITION IN HYDRIDES USING WHITE NEUTRON HOLOGRAPHY
T. Yamamoto(M1), S. Uechi, Y. Kanazawa, K. Sugimoto, K. Ohoyama, S. Arase, T. Isizaki, S. Noda, 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"
(2020”N‚PŒŽ‚T|‚P‚O“śAŽD–y Hotel Monterey Edelhofj


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The 31st European Crystallographic Meeting, ECM31@Jacek Grochowski Memorial Poster PrizeÜŽóÜ
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
2018”N‚WŒŽ 22“ś[‚Q‚U“śAOviedo, Spain


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‹³ˆõ‚Ģ”­•\@@Presentation of Prof. OHOYAMA

‘Ū‰ļ‹cAƒ[ƒNƒVƒ‡ƒbƒv”­•\ International Conference

Novel probe of hydrogen in hydrides - white neutron holography -
*K. Ohoyama1, M. Takano1, T. Kanno1, S. Hoshi1, S. Arase1, T. Ishizaki1, S. Noda1, N. Happo2, M. Harada3, K. Oikawa3, Y. Inamura3, K. Hayashi4, T. Sato5, S. Orimo5,6
i2021”N12ŒŽ13-16“ś@Materials Research Meeting 2021 (MRM2021) Pacifico Yokohama North


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"
(2020”N‚PŒŽ‚T|‚P‚O“śAŽD–y SapporoAHotel Monterey Edelhofj

Novel Usages of Neutrons; White Neutron Holography in J-PARCiKey Noteu‰‰j
Kenji OHOYAMA
Materials Research Meeting 2019 (MRM2019)
2019”N12ŒŽ10|14“ś@‰”•lƒVƒ“ƒ|ƒWƒA@i‰”•lŽs Yokohamaj

Novel Usages of Neutrons; White Neutron Holography in J-PARCiInvited Talkj
Kenji OHOYAMA
14th International Conference on the Structure of Non-Crystalline Materials
2019”N11ŒŽ‚R|‚W“ś@NICHII GAKKAN Kobe Port Island Center@i_ŒĖŽsj

Novel usage of neutrons for materials science White neutron holography
Kenji OHOYAMA
4th International Symposium of Quantum Beam Science at Ibaraki University
2019”N‚P‚OŒŽ31“ś-11ŒŽ‚P“śAˆļé‘åŠw“ś—§ƒLƒƒƒ“ƒpƒXi“ś—§Žs Hitachij

White Neutron Holography - Determination of B Position in Mg2Si -
K. Ohoyama
Workshop of Thermoelectric Materials at Ibaraki Univ.
2019”N2ŒŽ28“ś@@ˆļé‘åŠw“ś—§ƒLƒƒƒ“ƒpƒXi“ś—§Žsj

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”N3ŒŽ4-5“ś@@ƒƒ“ƒhƒ“A˜A‡‰¤‘A@“ś–{‘åŽgŠŁ

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”N‚WŒŽ22“ś[26“śAOviedo, Spain

Novel usage of neutrons - White neutron holography for investigations of local atomic structuresiInvited Talkj
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 `
‚Q‚O‚P‚W”N‚PŒŽ‚X|10“ś@“Œ‘å•Ø«Œ¤i”Žsj

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”N12ŒŽ8-9“śAˆļé‘åŠw…ŒĖƒLƒƒƒ“ƒpƒXi…ŒĖŽsj

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”N10ŒŽ‚Q|‚R“śALund University & MAXIV, Lund Sweeden,

Progress of Neutron Atomic Resolution Holography for Observations of Light Elements- Advantage of Neutrons - iInvited Talkj
K. Ohoyama
SAMMDoF2015, International Symposium on Advanced Materials Having Multi-Degrees-of-Freedom
2015”N11ŒŽ2-3“śAŒF–{‘åŠwAŒF–{

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”N4ŒŽ26|29“ś@ƒ{ƒ“AƒhƒCƒc

Polarisation Analysis Neutron Spectrometer, POLANO, at J-PARC - Concept and Magnetic Field Optimisation -iµ‘Ņu‰‰j
K. Ohoyama et al.
International Symposium of Polarized Neutron for Condensed Matters
2014”N9ŒŽ16|18“ś@ƒVƒhƒj[AƒI[ƒXƒgƒ‰ƒŠƒA

Polarisation Analysis Neutron Spectrometer, POLANO, at J-PARC - Concept and Magnetic Field Optimisation -iµ‘Ņu‰‰j
K. Ohoyama et al.
International Symposium of Polarized Neutron for Condensed Matters
2014”N9ŒŽ16|18“ś@ƒVƒhƒj[AƒI[ƒXƒgƒ‰ƒŠƒA

Polarised Neutron Spectrometer POLANO at J-PARC
K. Ohoyama et al.
2nd International Symposium on Science at JPARC,
2014”N7ŒŽ14“ś@‚Ā‚­‚ĪŽs

Novel Technique for 3D Local Atomic Structures Observations -Neutron Atomic-Resolution Holography-iµ‘Ņu‰‰j
K. Ohoyama et al.
K-J Meeting on Neutron Science
2014”N2ŒŽ17|18“ś@•}—]AŠŲ‘

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Thermoelectric Properties and Local Structure of Boron-Doped Mg2Si and Mg2Sn
Kei Hayashi, W. Saito, Y. Miyazaki, K. Sugimoto, S. Uechi, Y. Kanazawa, Y. Fukumoto, T. Yamamoto, K. Ohoyama, and K. Hayashi
14th International Conference on the Structure of Non-Crystalline Materials
2019”N11ŒŽ‚R|‚W“ś@NICHII GAKKAN Kobe Port Island Center@i_ŒĖŽsj

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