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Research Output 1989 2019

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2019

Effect of Carbonate on the Migration Behavior of Strontium in Compacted Bentonite

Idemitsu, K., Yamada, R., Hirakawa, M., Kakoi, Y., Arimitsu, H., Inagaki, Y. & Arima, T., Jan 1 2019, In : MRS Advances. 4, 17-18, p. 1021-1027 7 p.

Research output: Contribution to journalArticle

Bentonite
bentonite
Strontium
Carbonates
strontium
2018
1 Citation (Scopus)

Effect of Carbonate on the Migration Behavior of Lanthanides in Compacted Bentonite

Idemitsu, K., Fujii, K., Maeda, N., Kakoi, Y., Okubo, N., Inagaki, Y. & Arima, T., Jan 1 2018, In : MRS Advances. 3, 21, p. 1155-1160 6 p.

Research output: Contribution to journalArticle

Bentonite
Lanthanoid Series Elements
bentonite
Carbonates
Rare earth elements
2 Citations (Scopus)

Vitrification processes of simulated cesium sorbing zeolite waste

Kimura, R., Inagaki, Y., Idemitsu, K. & Arima, T., Sep 1 2018, In : Progress in Nuclear Energy. 108, p. 497-502 6 p.

Research output: Contribution to journalArticle

vitrification
Vitrification
cesium
Cesium
zeolite
2017
1 Citation (Scopus)

Plutonium Migration in Compacted Bentonite with Iron Corrosion for 15 Years

Idemitsu, K., Okubo, N., Inagaki, Y., Arima, T., Akiyama, D., Konashi, K. & Watanabe, M., Jan 1 2017, In : MRS Advances. 2, 12, p. 693-698 6 p.

Research output: Contribution to journalArticle

Plutonium
Bentonite
bentonite
plutonium
corrosion

Stability of montmorillonite edge faces studied using firstprinciples calculations

Sakuma, H., Tachi, Y., Yotsuji, K., Suehara, S., Arima, T., Fujii, N., Kawamura, K. & Honda, A., Aug 1 2017, In : Clays and Clay Minerals. 65, 4, p. 252-272 21 p.

Research output: Contribution to journalArticle

Bentonite
montmorillonite
Interfacial energy
surface energy
energy
2016
5 Citations (Scopus)

Diffusion and adsorption of uranyl ion in clays: Molecular dynamics study

Arima, T., Idemitsu, K., Inagaki, Y., Kawamura, K., Tachi, Y. & Yotsuji, K., Sep 1 2016, In : Progress in Nuclear Energy. 92, p. 286-297 12 p.

Research output: Contribution to journalArticle

Molecular dynamics
Clay
adsorption
Adsorption
clay
8 Citations (Scopus)

Diffusion behavior of selenite in purified bentonite

Idemitsu, K., Kozaki, H., Yuhara, M., Arima, T. & Inagaki, Y., Sep 1 2016, In : Progress in Nuclear Energy. 92, p. 279-285 7 p.

Research output: Contribution to journalArticle

selenite
Bentonite
bentonite
anion
Negative ions

Effect of pH on Plutonium Migration Behavior in Compacted Bentonite

Hamada, R., Maeda, N., Idemitsu, K., Inagaki, Y., Arima, T., Akiyama, D., Konashi, K., Watanabe, M. & Koyama, S. I., Jan 1 2016, In : MRS Advances. 1, 61, p. 4011-4017 7 p.

Research output: Contribution to journalArticle

Plutonium
Bentonite
bentonite
plutonium
Water
2015

Molecular dynamics calculations of heat conduction in actinide oxides under thermal gradient

Matsumoto, T., Arima, T., Inagaki, Y., Idemitsu, K., Kato, M. & Uchida, T., Jul 6 2015, In : Progress in Nuclear Energy. 85, p. 271-276 6 p.

Research output: Contribution to journalArticle

actinide
Actinides
Heat conduction
Thermal gradients
Molecular dynamics

Oxygen potential measurement of (Pu 0.928Am0.072)O 2-x at high temperatures

Matsumoto, T., Arima, T., Inagaki, Y., Idemitsu, K., Kato, M., Morimoto, K. & Sunaoshi, T., Oct 3 2015, In : journal of nuclear science and technology. 52, 10, p. 1296-1302 7 p.

Research output: Contribution to journalArticle

Oxygen
oxygen
equilibrium methods
Temperature
Point defects
1 Citation (Scopus)

Oxygen potential of a prototypic Mo-cermet fuel containing plutonium oxide

Miwa, S., Osaka, M., Nozaki, T., Arima, T. & Idemitsu, K., Oct 1 2015, In : Journal of Nuclear Materials. 465, p. 840-842 3 p.

Research output: Contribution to journalArticle

Cermet Cements
plutonium oxides
Plutonium
Oxides
Oxygen
4 Citations (Scopus)

Thermal conductivity measurement of (Pu1-xAmx)O2 (x = 0.028, 0.072)

Matsumoto, T., Arima, T., Inagaki, Y., Idemitsu, K., Kato, M., Morimoto, K. & Ogasawara, M., Apr 25 2015, In : Journal of Alloys and Compounds. 629, p. 92-97 6 p.

Research output: Contribution to journalArticle

Thermal conductivity
Thermal diffusivity
Phonon scattering
Specific heat
Temperature
2014

Crystallographic comparison of zirconium and molybdenum dioxide-based pyrochlores

Kasano, T., Arima, T., Idemitsu, K. & Inagaki, Y., Jan 1 2014, In : Progress in Nuclear Energy. 72, p. 134-139 6 p.

Research output: Contribution to journalArticle

pyrochlore
Fluorspar
molybdenum
Zirconium
Molybdenum

Migration behavior of plutonium affected by ferrous ion in compacted bentonite by using electrochemical technique

Akiyama, D., Idemitsu, K., Inagaki, Y., Arima, T., Konashi, K. & Koyama, S., Nov 6 2014, In : Journal of Fluid Mechanics. 1665

Research output: Contribution to journalArticle

bentonite
Bentonite
plutonium
Plutonium
Ions

Migration behavior of selenium in the presence of iron in Bentonite

Idemitsu, K., Kozaki, H., Akiyama, D., Kishimoto, M., Yuhara, M., Maeda, N., Inagaki, Y. & Arima, T., Nov 6 2014, In : Journal of Fluid Mechanics. 1665

Research output: Contribution to journalArticle

bentonite
Bentonite
Selenium
selenium
Iron
9 Citations (Scopus)

Thermal conductivities of ThO2, NpO2 and their related oxides: Molecular dynamics study

Arima, T., Yoshida, K., Matsumoto, T., Inagaki, Y. & Idemitsu, K., Feb 1 2014, In : Journal of Nuclear Materials. 445, 1-3, p. 175-180 6 p.

Research output: Contribution to journalArticle

Oxides
Molecular dynamics
Thermal conductivity
thermal conductivity
molecular dynamics
2013
dynamic models
Molecular dynamics
Dynamic models
molecular dynamics
Materials properties
29 Citations (Scopus)
Microchannels
Dissolution
Glass
Temperature
Radioactive Waste
4 Citations (Scopus)

Investigation of O/M ratio effect on thermal conductivity of oxide nuclear fuels by non-equilibrium molecular dynamics calculation

Matsumoto, T., Arima, T., Inagaki, Y., Idemitsu, K., Kato, M. & Uchida, T., 2013, In : Journal of Nuclear Materials. 440, 1-3, p. 580-585 6 p.

Research output: Contribution to journalArticle

nuclear fuels
Nuclear fuels
Oxides
Molecular dynamics
Thermal conductivity
1 Citation (Scopus)

Oxygen diffusion in niobia-doped zirconia as surrogate for oxide film on Zr-Nb alloy: AC impedance analysis

Yamana, T., Arima, T., Yoshihara, T., Inagaki, Y. & Idemitsu, K., Oct 29 2013, In : Journal of Nuclear Materials. 443, 1-3, p. 608-613 6 p.

Research output: Contribution to journalArticle

zirconium oxides
Zirconia
Oxide films
oxide films
alternating current
2012
12 Citations (Scopus)
channel flow
Channel flow
dissolving
Dissolution
Glass
2011
8 Citations (Scopus)

Oxygen potential of hypo-stoichiometric La-doped UO2

Yoshida, K., Arima, T., Inagaki, Y., Idemitsu, K., Osaka, M. & Miwa, S., Nov 1 2011, In : Journal of Nuclear Materials. 418, 1-3, p. 22-26 5 p.

Research output: Contribution to journalArticle

uranium oxides
Lanthanoid Series Elements
Oxygen
Rare earth elements
Uranium
6 Citations (Scopus)

Synthesis of zirconia sphere particles based on gelation of sodium alginate

Nozaki, T., Arima, T., Idemitsu, K. & Inagaki, Y., May 1 2011, In : Journal of Nuclear Materials. 412, 1, p. 184-189 6 p.

Research output: Contribution to journalArticle

Sodium alginate
gelation
Gelation
zirconium oxides
Zirconia
2010
10 Citations (Scopus)

Thermal conductivity of non-stoichiometric americium oxide: A molecular dynamics study

Uchida, T., Arima, T., Idemitsu, K. & Inagaki, Y., May 1 2010, In : Journal of Nuclear Materials. 400, 1, p. 3-7 5 p.

Research output: Contribution to journalArticle

Americium
americium
Molecular dynamics
Thermal conductivity
thermal conductivity
2009
35 Citations (Scopus)

Evaluation of melting point of UO2 by molecular dynamics simulation

Arima, T., Idemitsu, K., Inagaki, Y., Tsujita, Y., Kinoshita, M. & Yakub, E., May 15 2009, In : Journal of Nuclear Materials. 389, 1, p. 149-154 6 p.

Research output: Contribution to journalArticle

melting points
Melting point
Molecular dynamics
molecular dynamics
evaluation
2 Citations (Scopus)

Migration behavior of plutonium in compacted bentonite under reducing conditions controlled with potentiostat

Idemitsu, K., Ikeuchi, H., Nessa, S. A., Inagaki, Y., Arima, T., Yamazaki, S., Toshiaki, M., Hara, M. & Suzuki, Y., 2009, In : Unknown Journal. 1124, p. 283-288 6 p.

Research output: Contribution to journalArticle

Plutonium
Bentonite
bentonite
plutonium
Iron
22 Citations (Scopus)

Oxidation properties of Zr-Nb alloys at 973-1273 K in air

Arima, T., Miyata, K., Idemitsu, K. & Inagaki, Y., Mar 1 2009, In : Progress in Nuclear Energy. 51, 2, p. 307-312 6 p.

Research output: Contribution to journalArticle

oxidation
Oxidation
air
Air
Loss of coolant accidents
11 Citations (Scopus)

Thermal conductivities of americium dioxide and sesquioxide by molecular dynamics simulations

Uchida, T., Arima, T., Idemitsu, K. & Inagaki, Y., Apr 1 2009, In : Computational Materials Science. 45, 2, p. 229-234 6 p.

Research output: Contribution to journalArticle

Americium
americium
Thermal Conductivity
dioxides
Molecular Dynamics Simulation
2008
7 Citations (Scopus)

Aqueous dissolution of silver iodide and associated iodine release under reducing conditions with FeCl2 Solution

Inagaki, Y., Imamura, T., Idemitsu, K., Arima, T., Kato, O., Nishimura, T. & Asano, H., Jan 1 2008, In : journal of nuclear science and technology. 45, 9, p. 859-866 8 p.

Research output: Contribution to journalArticle

silver iodides
Iodine
iodine
dissolving
Dissolution
16 Citations (Scopus)
plutonium oxides
uranium oxides
Plutonium
Uranium
Heat conduction
2007

Application of sol-gel processing to synthesis of Ni-YSZ cermet membrane

Arima, T., Ohga, E., Shiragaki, T., Idemitsu, K. & Inagaki, Y., Sep 2007, In : Memoirs of the Faculty of Engineering, Kyushu University. 67, 3, p. 95-103 9 p.

Research output: Contribution to journalArticle

Cermet Cements
Sol-gels
Gels
gel
membrane
10 Citations (Scopus)

Evaluation of thermal conductivity of hyperstoichiometric UO 2+x by molecular dynamics simulation

Yamasaki, S., Arima, T., Idemitsu, K. & Inagaki, Y., Apr 1 2007, In : International Journal of Thermophysics. 28, 2, p. 661-673 13 p.

Research output: Contribution to journalArticle

thermal conductivity
molecular dynamics
autocorrelation
evaluation
simulation
1 Citation (Scopus)

Measurement of pH of the compacted bentonite under the reducing condition

Nessa, S. A., Idemitsu, K., Yamasaki, Y., Inagaki, Y. & Arima, T., Mar 22 2007, In : Memoirs of the Faculty of Engineering, Kyushu University. 67, 1, p. 25-31 7 p.

Research output: Contribution to journalArticle

Bentonite
bentonite
porewater
Electromigration
Sodium
4 Citations (Scopus)

Sol-gel preparation and characterization of Ni-YSZ cermet electrode

Ohga, E., Arima, T., Idemitsu, K. & Inagaki, Y., Sep 1 2007, In : Progress in Nuclear Energy. 49, 7, p. 546-554 9 p.

Research output: Contribution to journalArticle

Sol-gels
electrode
Gels
gel
Ethylenediaminetetraacetic acid
70 Citations (Scopus)
thermophysical properties
zirconium oxides
rare earth elements
radii
binding energy
2006
22 Citations (Scopus)

Aqueous alteration of Japanese simulated waste glass P0798: Effects of alteration-phase formation on alteration rate and cesium retention

Inagaki, Y., Shinkai, A., Idemistu, K., Arima, T., Yoshikawa, H. & Yui, M., Aug 1 2006, In : Journal of Nuclear Materials. 354, 1-3, p. 171-184 14 p.

Research output: Contribution to journalArticle

Cesium
cesium
montmorillonite
Glass
glass
42 Citations (Scopus)
Molecular dynamics
Solid solutions
Thermal conductivity
Computer simulation
Temperature
17 Citations (Scopus)

Evaluation of thermal conductivity of zirconia-based inert matrix fuel by molecular dynamics simulation

Arima, T., Yamasaki, S., Yamahira, K., Idemitsu, K., Inagaki, Y. & Degueldre, C., Jun 30 2006, In : Journal of Nuclear Materials. 352, 1-3, p. 309-317 9 p.

Research output: Contribution to journalArticle

zirconium oxides
Zirconia
Molecular dynamics
Thermal conductivity
thermal conductivity
2005
22 Citations (Scopus)

Application of internal gelation to sol-gel synthesis of ceria-doped zirconia microspheres as nuclear fuel analogous materials

Arima, T., Idemitsu, K., Yamahira, K., Torikai, S. & Inagaki, Y., May 17 2005, In : Journal of Alloys and Compounds. 394, 1-2, p. 271-276 6 p.

Research output: Contribution to journalArticle

Cerium compounds
Nuclear fuels
Gelation
Microspheres
Zirconia
32 Citations (Scopus)

Corrosion of carbon steel in compacted bentonite and its effect on neptunium diffusion under reducing condition

Xia, X., Idemitsu, K., Arima, T., Inagaki, Y., Ishidera, T., Kurosawa, S., Iijima, K. & Sato, H., Jan 1 2005, In : Applied Clay Science. 28, 1-4 SPEC. ISS., p. 89-100 12 p.

Research output: Contribution to journalArticle

Neptunium
neptunium
Bentonite
bentonite
Carbon steel
92 Citations (Scopus)
Specific heat
Molecular dynamics
Thermodynamic properties
Actinoid Series Elements
Gene Conversion
13 Citations (Scopus)

Molecular dynamics simulation of zirconia-based inert matrix fuel

Arima, T., Yamasaki, S., Torikai, S., Idemitsu, K., Inagaki, Y. & Degueldre, C., Aug 2 2005, In : Journal of Alloys and Compounds. 398, 1-2, p. 296-303 8 p.

Research output: Contribution to journalArticle

Zirconia
Molecular dynamics
Specific heat
Computer simulation
Ions
21 Citations (Scopus)

Oxidation properties of Zr-Nb alloys at 500-600°C under low oxygen potentials

Arima, T., Miyata, K., Inagaki, Y. & Idemitsu, K., Feb 1 2005, In : Corrosion Science. 47, 2, p. 435-446 12 p.

Research output: Contribution to journalArticle

Oxygen
Oxidation
Oxidation resistance
Carbon Monoxide
Compressive stress
2004
1 Citation (Scopus)

Migration behavior of plutonium in compacted bentonite under reducing condition by using electromigration

Idemitsu, K., Xia, X., Kikuchi, Y., Inagaki, Y., Arima, T., Mitsugashira, T., Kara, M. & Suzuki, Y., 2004, In : Unknown Journal. 807, p. 591-596 6 p.

Research output: Contribution to journalArticle

Plutonium
Bentonite
Electromigration
plutonium
bentonite
2003
4 Citations (Scopus)

Reaction of modified SUS316 with tellurium under low oxygen potentials

Arima, T., Takaki, M., Sato, I., Idemitsu, K., Inagaki, Y. & Furuya, H., Jan 1 2003, In : Corrosion Science. 45, 8, p. 1757-1766 10 p.

Research output: Contribution to journalArticle

Tellurium
Oxygen
Vapors
Corrosion
Chromium
2002
9 Citations (Scopus)

Concentrations of radiocarbon and isotope compositions of stable carbon in food

Sakamoto, N., Ishida, T., Arima, T., Idemitsu, K., Inagaki, Y., Furuya, H., Kawamura, H., Matsuoka, N. & Tawaki, S., Jan 1 2002, In : journal of nuclear science and technology. 39, 4, p. 323-328 6 p.

Research output: Contribution to journalArticle

Flavors
food
Isotopes
Beer
eggs
2 Citations (Scopus)

Iodine release from silver iodide under reducing condition with iron-bearing minerals

Xia, X., Inagaki, Y., Hattori, A., Idemitsu, K. & Arima, T., Jan 1 2002, In : Materials Research Society Symposium - Proceedings. 713, p. 783-790 8 p.

Research output: Contribution to journalArticle

Bearings (structural)
silver iodides
Iodine
iodine
Minerals
14 Citations (Scopus)

Oxidation behavior of modified SUS316 (PNC316) stainless steel under low oxygen partial pressure

Sato, I., Takaki, M., Arima, T., Furuya, H., Idemitsu, K., Inagaki, Y., Momoda, M. & Namekawa, T., Jul 1 2002, In : Journal of Nuclear Materials. 304, 1, p. 21-28 8 p.

Research output: Contribution to journalArticle

Stainless Steel
Partial pressure
partial pressure
stainless steels
Stainless steel
1 Citation (Scopus)

Plutonium determination in compacted bentonite by using PERALS

Xia, X., Idemitsu, K., Mitsugashira, T., Arima, T. & Inagaki, Y., Jan 1 2002, In : Journal of Nuclear Science and Technology. 39, p. 572-575 4 p.

Research output: Contribution to journalArticle

bentonite
Bentonite
plutonium
Plutonium
Scintillation
7 Citations (Scopus)

Reaction of Zircaloy-4 with tellurium under different oxygen potentials

Arima, T., Masuzumi, T., Furuya, H., Idemitsu, K. & Inagaki, Y., Jan 1 2002, In : Journal of Nuclear Materials. 301, 2-3, p. 90-97 8 p.

Research output: Contribution to journalArticle

Tellurium
tellurium
Oxygen
corrosion
oxygen