Masami Nakada - My portal

Profile Information

Affiliation: Japan Atomic Energy Agency

Researcher number: 60370441
J-GLOBAL ID: 202101002242542157
researchmap Member ID: R000017839

Research Areas

Other / Other /

Education

Apr, 1989 - Mar, 1991

化学専攻, 理学研究科, 東京都立大学大学院
Apr, 1987 - Mar, 1989

化学専攻, 理学研究科, 東京都立大学大学院
Apr, 1982 - Mar, 1986

化学科, 理学部, 東京都立大学

Awards

Dec, 1995

日本原子力研究所理事長・安全功労賞, 使用済みグローブボックスの解体廃棄業務の安全な遂行, 日本原子力研究所

Papers

Study on the relation between the crystal structure and thermal stability of FeUO$_{4}$ and CrUO$_{4}$

Akiyama Daisuke*, Kusaka Ryoji, Kumagai Yuta, Nakada Masami, Watanabe Masayuki, Okamoto Yoshihiro, Nagai Takayuki, Sato Nobuaki*, Kirishima Akira*

Journal of Nuclear Materials, 568 153847\_1-153847\_10, Sep, 2022 Peer-reviewed
Uranium dissolution and uranyl peroxide formation by immersion of simulated fuel debris in aqueous H$_{2}$O$_{2}$ solution

Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Watanabe Masayuki, Akiyama Daisuke*, Kirishima Akira*, Sato Nobuaki*, Sasaki Takayuki*

Journal of Nuclear Science and Technology, 59(8) 961-971, Aug, 2022 Peer-reviewed
Structure, stability, and actinide leaching of simulated nuclear fuel debris synthesized from UO$_{2}$, Zr, and stainless-steel

Kirishima Akira*, Akiyama Daisuke*, Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Watanabe Masayuki, Sasaki Takayuki*, Sato Nobuaki*

Journal of Nuclear Materials, 567 153842\_1-153842\_15, Aug, 2022 Peer-reviewed
Spectroscopic studies of Mossbauer, infrared, and laser-induced luminescence for classifying rare-earth minerals enriched in iron-rich deposits

Aoyagi Noboru, Nguyen T. T.*, Kumagai Yuta, Nguyen T. V.*, Nakada Masami, Segawa Yukari, Nguyen H. T.*, Le B. T.*

ACS Omega (Internet), 5(13) 7096-7105, Apr, 2020 Peer-reviewed
REDOX state analysis of platinoid elements in simulated high-level radioactive waste glass by synchrotron radiation based EXAFS

Okamoto Yoshihiro, Shiwaku Hideaki, Nakada Masami, Komamine Satoshi*, Ochi Eiji*, Akabori Mitsuo

Journal of Nuclear Materials, 471 110-115, Feb, 2016 Peer-reviewed
Self-radiation effects and glassy nature of magnetic transition in AmO$_2$ revealed by $^{17}$O-NMR

Tokunaga Yo, Nishi Tsuyoshi, Nakada Masami, Ito Akinori*, Sakai Hironori, Kambe Shinsaku, Homma Yoshiya*, Honda Fuminori*, Aoki Dai*, Walstedt R. E.*

Physical Review B, 89(21) 214416\_1-214416\_8, Jun, 2014 Peer-reviewed
DFT study on the electronic structure and chemical state of americium in an (Am,U) mixed oxide

Suzuki Chikashi, Nishi Tsuyoshi, Nakada Masami, Tsuru Tomohito, Akabori Mitsuo, Hirata Masaru, Kaji Yoshiyuki

Journal of Physics and Chemistry of Solids, 74(12) 1769-1774, Dec, 2013 Peer-reviewed
Study of exotic uranium compounds using $^{238}$U Mössbauer spectroscopy

Tsutsui Satoshi, Nakada Masami

Mössbauer Spectroscopy; Applications in Chemistry, Biology, and Nanotechnology, 123-140, Oct, 2013 Peer-reviewed
High-temperature X-ray imaging study of simulated high-level waste glass melt

Okamoto Yoshihiro, Nakada Masami, Akabori Mitsuo, Komamine Satoshi*, Fukui Toshiki*, Ochi Eiji*, Nitani Hiroaki*, Nomura Masaharu*

Denki Kagaku Oyobi Kogyo Butsuri Kagaku, 81(7) 543-546, Jul, 2013 Peer-reviewed
Synchrotron radiation-based X-ray imaging study of ruthenium in simulated high-level waste glass

Okamoto Yoshihiro, Nakada Masami, Akabori Mitsuo, Shiwaku Hideaki, Komamine Satoshi*, Fukui Toshiki*, Ochi Eiji*, Nitani Hiroaki*, Nomura Masaharu*

Nihon Genshiryoku Gakkai Wabun Rombunshi, 11(2) 127-132, Jun, 2012 Peer-reviewed
Core-hole effect on XANES and electronic structure of minor actinide dioxides with fluorite structure

Suzuki Chikashi, Nishi Tsuyoshi, Nakada Masami, Akabori Mitsuo, Hirata Masaru, Kaji Yoshiyuki

Journal of Physics and Chemistry of Solids, 73(2) 209-216, Feb, 2012 Peer-reviewed
Solid-state NMR study of actinide dioxides

Tokunaga Yo, Sakai Hironori, Kambe Shinsaku, Chudo Hiroyuki, Osaka Masahiko, Miwa Shuhei, Nishi Tsuyoshi, Nakada Masami, Ito Akinori, Homma Yoshiya*

Materials Research Society Symposium Proceedings, Vol.1444, 1444 149-158, Jan, 2012 Peer-reviewed
Valence state of Am in (U$_{0.95}$Am$_{0.05}$)O$_{2.0}$

Nishi Tsuyoshi, Nakada Masami, Suzuki Chikashi, Shibata Hiroki, Okamoto Yoshihiro, Akabori Mitsuo, Hirata Masaru

Journal of Nuclear Materials, 418(1-3) 311-312, Nov, 2011 Peer-reviewed
NMR study on AmO$_{2}$; Comparison with UO$_{2}$ and NpO$_{2}$

Tokunaga Yo, Nishi Tsuyoshi, Kambe Shinsaku, Nakada Masami, Homma Yoshiya*, Sakai Hironori, Chudo Hiroyuki

Journal of the Physical Society of Japan, 80(Suppl.A) SA110\_1-SA110\_3, Jul, 2011 Peer-reviewed
Removal of fission products in the spent electrolyte using iron phosphate glass as a sorbent

Amamoto Ippei, Mitamura Naoki*, Tsuzuki Tatsuya*, Takasaki Yasushi*, Shibayama Atsushi*, Yano Tetsuji*, Nakada Masami, Okamoto Yoshihiro

Proceedings of 13th International Conference on Environmental Remediation and Radioactive Waste Management (ICEM 2010) (CD-ROM), 503-508, Oct, 2010 Peer-reviewed
Local and electronic structure of Am$_{2}$O$_{3}$ and AmO$_{2}$ with XAFS spectroscopy

Nishi Tsuyoshi, Nakada Masami, Suzuki Chikashi, Shibata Hiroki, Ito Akinori, Akabori Mitsuo, Hirata Masaru

Journal of Nuclear Materials, 401(1-3) 138-142, Jun, 2010 Peer-reviewed
NMR evidence for the 8.5 K phase transition in americium dioxide

Tokunaga Yo, Nishi Tsuyoshi, Kambe Shinsaku, Nakada Masami, Ito Akinori, Homma Yoshiya*, Sakai Hironori, Chudo Hiroyuki

Journal of the Physical Society of Japan, 79(5) 053705\_1-053705\_4, May, 2010 Peer-reviewed
Calculation of the electronic structure of AmO$_{2}$ and Pr$_{6}$O$_{11}$ for XANES analysis with redox property

Suzuki Chikashi, Nishi Tsuyoshi, Nakada Masami, Akabori Mitsuo, Hirata Masaru, Kaji Yoshiyuki

International Journal of Quantum Chemistry, 109(12) 2744-2752, May, 2009 Peer-reviewed
EXAFS and XANES studies of americium dioxide with fluorite structure

Nishi Tsuyoshi, Nakada Masami, Ito Akinori, Suzuki Chikashi, Hirata Masaru, Akabori Mitsuo

Journal of Nuclear Materials, 374(3) 339-343, Mar, 2008 Peer-reviewed
Molecular magnetism in neptunyl(+1,+2) complexes; $^{237}$Np-Mössbauer and magnetic study

Nakamura Akio, Nakada Masami, Nakamoto Tadahiro*, Kitazawa Takafumi*, Takeda Masuo*

Journal of Alloys and Compounds, 444-445 621-633, Oct, 2007 Peer-reviewed

Misc.

A Study of H$_{2}$O$_{2}$-induced oxidative degradation of simulated fuel debris

Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Watanabe Masayuki, Akiyama Daisuke*, Kirishima Akira*, Sato Nobuaki*, Sasaki Takayuki*

Hoshasen Kagaku (Internet), (113) 61-64, Apr, 2022
Decommissioning of the Plutonium Research Building No.1 (Plan and Present Status)

Komuro Michiyasu, Kanazawa Hiroyuki, Kokusen Junya, Shimizu Osamu, Honda Junichi, Harada Katsuya, Otobe Haruyoshi, Nakada Masami, Inagawa Jun

JAEA-Technology 2021-042, 197, Mar, 2022
Carrying-out of whole nuclear fuel materials in Plutonium Research Building No.1

Inagawa Jun, Kitatsuji Yoshihiro, Otobe Haruyoshi, Nakada Masami, Takano Masahide, Akie Hiroshi, Shimizu Osamu, Komuro Michiyasu, Oura Hirofumi*, Nagai Isao* …

JAEA-Technology 2021-001, 144, Aug, 2021
Preliminary missions for the decommissioning of the laboratory building No.1 for the plutonium research program

Segawa Yukari, Horita Takuma, Kitatsuji Yoshihiro, Kumagai Yuta, Aoyagi Noboru, Nakada Masami, Otobe Haruyoshi, Tamura Yukito*, Okamoto Hisato, Otomo Takashi …

JAEA-Technology 2016-039, 64, Mar, 2017
High-temperature X-ray imaging study of simulated high-level waste glass melt

Okamoto Yoshihiro, Nakada Masami, Akabori Mitsuo, Komamine Satoshi*, Fukui Toshiki*, Ochi Eiji*, Nitani Hiroaki*, Nomura Masaharu*

Proceedings of 4th Asian Conference on Molten Salt Chemistry and Technology \& 44th Symposium on Molten Salt Chemistry, Japan, 47-52, Sep, 2012
Relationship between Mossbauer Isomer shifts and Structures of Neptunium compounds

Saeki Masakatsu, Nakada Masami, Kitazawa Takafumi*

KURRI-KR-106, 38-42, Mar, 2004
Phase relations between a fluorite and a pyrochlore structure in the system of actinides and zirconium oxides

Yamashita Toshiyuki, Kuramoto Kenichi, Nakada Masami, Yamazaki Satoshi*, Sato Tsuyoshi*, Matsui Tsuneo*

Journal of Nuclear Science and Technology, 39(Suppl.3) 585-591, Nov, 2002
$^{238}$U Mossbauer spectroscopic study of UX$_{2}$(X=Ga, P, As, Sb)

Tsutsui Satoshi, Nakada Masami, Nasu Saburo*, Haga Yoshinori, Homma Tetsuo, Yamamoto Etsuji, Tokiwa Yoshifumi, Aoki Dai*, Wi\'sniewski P.*, Onuki Yoshichika

Journal of the Physical Society of Japan, Vol.70, Supplement A, 34-36, May, 2001
$^{238}$U Moessbauer spectroscopy of UGe$_{2}$

Tsutsui Satoshi*, Nakada Masami, Saeki Masakatsu, Nasu Saburo*, Haga Yoshinori, Yamamoto Etsuji, Onuki Yoshichika*

Physical Review B, 60(1) 37-39, Jul, 1999
A Correlation between isomer shifts of $^{237}$Np Moessbauer spectra and coordination numbers of Np atoms in neptunyl(V) compounds

Saeki Masakatsu, Nakada Masami, Nakamoto Tadahiro*, Yamashita Toshiyuki, Krot N. N.*

Journal of Radioanalytical and Nuclear Chemistry, 239(2) 221-225, Jan, 1999
Nuclear magnetic moment of the first excited state (I=2$^{+}$) of $^{238}$U

Tsutsui Satoshi*, Nasu Saburo*, Nakada Masami, Saeki Masakatsu, *, *, Nakamura Akio

Journal of the Physical Society of Japan, 67(8) 2641-2644, Aug, 1998
Synthesis and properties of some neptunyl(V) phthalates

Saeki Masakatsu, Nakada Masami, Yamashita Toshiyuki, Nakamoto Tadahiro*, Krot N. N.*

Radiochimica Acta, 80(2) 89-94, Jan, 1998
Moessbauer study of uranium compounds

Tsutsui Satoshi*, Nakada Masami, Kobayashi Yasuhiro*, Saeki Masakatsu, Nasu Saburo*, Nakamura Akio, Haga Yoshinori, Homma Tetsuo*, Yamamoto Etsuji, Okuni H.* …

Physics of Strongly Correlated Electron Systems (JJAP Series 11), 266-268, Jan, 1998
Preparation of source and sealed absorber holder for $^{237}$Np and $^{238}$U Moessbauer measurements

Nakada Masami, Saeki Masakatsu, Tsutsui Satoshi*

Journal of Radioanalytical and Nuclear Chemistry, 232(1-2) 201-207, Jan, 1998
$^{237}$Np Moessbauer spectroscopic study on pentavalent neptunium glycolate complex

Nakamoto Tadahiro*, Nakada Masami, Saeki Masakatsu, Yamashita Toshiyuki

Journal of Radioanalytical and Nuclear Chemistry, 227(1-2) 137-141, Jan, 1998
Coordination chemistry of neptunyl(V) compounds by means of Moessbauer spectroscopy

Saeki Masakatsu, Nakada Masami, Nakamoto Tadahiro*, Yamashita Toshiyuki

Journal of Alloys and Compounds, 271-273 176-179, Jan, 1998
Moessbauer spectroscopic study of iron selenate irradiated by 14MeV neutrons

Nakada Masami, Saeki Masakatsu, Aratono Yasuyuki, Ikeda Yujiro, *

SIF Conf. Proc., Vol. 50 (ICAME-95), 99-102, Jan, 1996
Moessbauer spectroscopic study on Eu-Nb complex oxides

Saeki Masakatsu, Nakada Masami, Nakamura Akio

SIF Conf. Proc., Vol. 50 (ICAME-95), 119-122, Jan, 1996
Solid state reactions and some physical properties of reduced europium niobates Eu$_{x}$NbO$_{y}$(0.5≦x≦2)

Nakamura Akio, Nakada Masami, Saeki Masakatsu, *, Akimitsu Jun*

Ceramic Transactions, 71 295-306, Jan, 1996
New charge state of neptunium observed by Moessbauer emission spectroscopy in aged AmO$_{2}$

Saeki Masakatsu, Nakada Masami

Journal of Nuclear Science and Technology, 31(8) 864-866, Aug, 1994

Presentations

$\alpha$-emitting nuclides analysis of the stagnant water including sediments in Fukushima Daiichi NPS, 4; Fe analysis of particulate solids in the contaminated water at Fukushima Daiichi NPS by Mössbauer spectroscopy

Ouchi Kazuki, Nakada Masami, Yomogida Takumi, Oka Toshitaka, Koma Yoshikazu, Kitatsuji Yoshihiro

日本原子力学会2023年春の年会
Fe analysis of radio-particle in the contaminated water at Fukushima Daiichi NPS with Mössbauer spectroscopy

Ouchi Kazuki, Nakada Masami, Yomogida Takumi, Oka Toshitaka, Koma Yoshikazu, Kitatsuji Yoshihiro

日本放射化学会第66回討論会(2022)
Research on the stability of fuel debris consisting of oxides and alloys, 12; Chemical state analysis and stability evaluation for oxidative degradation of the simulated debris

Watanabe Masayuki, Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Akiyama Daisuke*, Kirishima Akira*, Sato Nobuaki*, Sasaki Takayuki*

日本原子力学会2022年春の年会
Surface alteration of simulated nuclear fuel debris containing Fe, Cr, and Ni in water; A Raman and Mössbauer spectroscopic study

Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Watanabe Masayuki, Kirishima Akira*, Akiyama Daisuke*, Sato Nobuaki*, Sasaki Takayuki*

International Chemical Congress of Pacific Basin Societies 2021 (Pacifichem 2021)
Oxidative degradation of simulated fuel debris by the reaction of H$_{2}$O$_{2}$; Stabilization of the matrix by forming UO$_{2}$ solid solution phase

Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Watanabe Masayuki, Akiyama Daisuke*, Kirishima Akira*, Sato Nobuaki*, Sasaki Takayuki*

第64回放射線化学討論会
Uranium dissolution and uranyl peroxide formation by the reaction of H$_{2}$O$_{2}$ with simulated fuel debris

Kumagai Yuta, Watanabe Masayuki, Kusaka Ryoji, Nakada Masami, Akiyama Daisuke*, Kirishima Akira*, Sato Nobuaki*, Sasaki Takayuki*

第63回放射線化学討論会
Research on the stability of fuel debris consisting of oxides and alloys, 4; Spectroscopic analysis for evaluation of the stability of simulated fuel debris in water

Kumagai Yuta, Watanabe Masayuki, Kusaka Ryoji, Nakada Masami, Akiyama Daisuke*, Kirishima Akira*, Sato Nobuaki*, Sasaki Takayuki*

日本原子力学会2020年春の年会
Uranium leaching from simulated fuel debris prepared from UO$_{2}$ and stainless steel

Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Watanabe Masayuki, Kirishima Akira*, Akiyama Daisuke*, Sato Nobuaki*, Sasaki Takayuki*, Kobayashi Taishi*

Fukushima Research Conference on Corrosion Prediction and Mitigation for Key Components of Fukushima Daiichi NPS; Key Corrosion Issues to Maintain Structural Integrity for the Next Three Decades? (FRC-Corrosion 2019)
Research on the stability of fuel debris consisting of oxides and alloys, 2; Analysis of chemical state of U-Fe-Cr-Ni oxide by spectroscopic method

Watanabe Masayuki, Kumagai Yuta, Kusaka Ryoji, Yomogida Takumi, Nakada Masami, Kirishima Akira*, Akiyama Daisuke*, Sato Nobuaki*, Sasaki Takayuki*

日本原子力学会2019年秋の大会
Spectroscopic study of uranium materials for understanding chemical degradation of fuel debris

Kumagai Yuta, Kusaka Ryoji, Nakada Masami, Akiyama Daisuke*, Watanabe Masayuki, Sasaki Takayuki*, Sato Nobuaki*, Kirishima Akira*

Fukushima Research Conference on Materials Science for Severe Accident and Fukushima Daiichi Decommissioning Workshop 2019
Spectroscopic study on rare earth deposits in Yen Phu mine

Aoyagi Noboru, Nakada Masami, Kumagai Yuta, Watanabe Masayuki, Nguyen T. T.*, Nguyen V. T.*, Nguyen T. H.*, Le B. T.*

12th Regional Conference on Nuclear Science and Technology (VINANST-12)
Spectroscopic analyses on iron and rare earths in Yen Phu mine

Aoyagi Noboru, Nakada Masami, Kumagai Yuta, Watanabe Masayuki, Nguyen T. T.*, Nguyen V. T.*, Nguyen T. H.*, Le B. T.*

第33回希土類討論会
Self-radiation effects on the electronic ground state of AmO$_2$ studied by $^{17}$O-NMR

Tokunaga Yo, Nishi Tsuyoshi, Nakada Masami, Ito Akinori*, Sakai Hironori, Kambe Shinsaku, Homma Yoshiya*, Honda Fuminori*, Aoki Dai*, Walstedt R. E.*

2nd Asian Nuclear Fuel Conference (ANFC 2014)
Redox state analysis of platinoid elements in simulated waste glass by synchrotron radiation based EXAFS

Okamoto Yoshihiro, Shiwaku Hideaki, Nakada Masami, Akabori Mitsuo, Kawashima Hidenori*, Komamine Satoshi*, Ochi Eiji*

日本原子力学会2014年春の年会
NMR study of magnetic phase transition and self-radiation effect on AmO$_2$

Tokunaga Yo, Nishi Tsuyoshi, Nakada Masami, Sakai Hironori, Kambe Shinsaku, Homma Yoshiya*, Honda Fuminori*, Aoki Dai*

日本物理学会第69回年次大会
Behavior of insoluble residue in the fused glass, 6; Chemical properties of simulated glasses by Fe-57 Moessbauer spectroscopy and synchrotron radiation imaging

Nakada Masami, Nagayama Sachiko*, Okamoto Yoshihiro, Akabori Mitsuo, Kawashima Hidenori*, Komamine Satoshi*, Ochi Eiji*

日本原子力学会2013年秋の大会
Behavior of insoluble residue in the fused glass, 7; Evaluation of the redox properties by SR-XAFS technique

Okamoto Yoshihiro, Shiwaku Hideaki, Nagayama Sachiko*, Nakada Masami, Akabori Mitsuo, Kawashima Hidenori*, Komamine Satoshi*, Ochi Eiji*

日本原子力学会2013年秋の大会
Observation of Ru in high-temperature molten simulated glass by X-ray imaging

Okamoto Yoshihiro, Nakada Masami, Akabori Mitsuo, Kawashima Hidenori*, Komamine Satoshi*, Ochi Eiji*, Nitani Hiroaki*, Nomura Masaharu*

第1回物質構造科学研究所サイエンスフェスタ
Chemical analysis of molten slug by high-energy QXAFS

Osugi Takeshi, Okamoto Yoshihiro, Shiwaku Hideaki, Kobayashi Toru, Nakada Masami, Nakashio Nobuyuki, Akabori Mitsuo, Yaita Tsuyoshi

電気化学会創立第80周年記念大会
Properties and behavior of Insoluble Residue in the fused glass, 5; Chemical analysis by XAFS technique

Nagayama Sachiko, Okamoto Yoshihiro, Shiwaku Hideaki, Nakada Masami, Akabori Mitsuo, Kawashima Hidenori*, Komamine Satoshi*, Ochi Eiji*

日本原子力学会2013年春の年会

Research Projects

Mossbauer Spectroscopic Study of Neptunium Compounds

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2005 - 2006

HOMMA Yoshiya, NAKDA Masami, NASU Saburo, AOKI Dai, NAKAMURA Akio, SHIOKAWA Yoshinobu
Sudies on Structural Chemistry of Neptunyl Complexes by ^<237>Np Mossbauer spectroscopy.

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2003 - 2005

TAKEDA Masuo, TAKAHASHI Masashi, KITAZAWA Takafumi, NAKADA Masami
ネプツニウム化合物の新奇量子状態のNp-237メスバウアー分光解析

基盤研究（Ｃ）

中田正美
アクチノイド系低次元層状化合物の物性研究

基盤研究（Ｂ）

中田正美