Haruyoshi Otobe - My portal

Profile Information

J-GLOBAL ID: 202101007577729113
researchmap Member ID: R000017278

Research Areas

Natural sciences / Bio-, chemical, and soft-matter physics /

Papers

Uranium hydroxide/oxide deposits on uranyl reduction

Ouchi Kazuki, Matsumura Daiju, Tsuji Takuya, Kobayashi Toru, Otobe Haruyoshi, Kitatsuji Yoshihiro

RSC Advances (Internet), 13(24) 16321-16326, May, 2023 Peer-reviewed
Formation of MPd$_{3+x}$ (M = Gd, Np) by the reaction of MN with Pd and chlorination of MPd$_{3+x}$ using cadmium chloride

Hayashi Hirokazu, Shibata Hiroki, Sato Takumi, Otobe Haruyoshi

Journal of Radioanalytical and Nuclear Chemistry, 332(2) 503-510, Feb, 2023 Peer-reviewed
Laser ablation absorption spectroscopy for isotopic analysis of plutonium; Spectroscopic properties and analytical performance

Miyabe Masabumi, Oba Masaki, Jung K., Iimura Hideki, Akaoka Katsuaki, Kato Masaaki, Otobe Haruyoshi, Khumaeni A.*, Wakaida Ikuo

Spectrochimica Acta, Part B, 134 42-51, Aug, 2017 Peer-reviewed
Deposition of uranium oxide following the reduction in weak acid solution using Electrochemical Quartz Crystal Microbalance (EQCM)

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro, Yamamoto Masahiro

ECS Transactions, 75(27) 51-57, Jan, 2017 Peer-reviewed
Laser-induced breakdown spectroscopy for nuclear fuel material

Akaoka Katsuaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

Reza Kenkyu, 42(12) 918-922, Dec, 2014 Peer-reviewed
Propagation of U(V)-reduction in the presence of U(IV) aggregate in a weakly acidic solution

Kitatsuji Yoshihiro, Otobe Haruyoshi, Kimura Takaumi, Kihara Sorin*

Electrochimica Acta, 141 6-12, Sep, 2014 Peer-reviewed
Oxygen defects of actinide, lanthanide oxides, and their solid solutions

Otobe Haruyoshi

Journal of Nuclear Materials, 442(1-3) 394-399, Nov, 2013 Peer-reviewed
Syntheses and thermal analyses of curium trichloride

Hayashi Hirokazu, Takano Masahide, Otobe Haruyoshi, Koyama Tadafumi*

Journal of Radioanalytical and Nuclear Chemistry, 297(1) 139-144, Jul, 2013 Peer-reviewed
Oxygen potentials of pyrochlore-type Am$_{2}$Zr$_{2}$O$_{7+y}$

Otobe Haruyoshi, Takano Masahide, Hayashi Hirokazu, Arai Yasuo

Journal of the American Ceramic Society, 94(10) 3596-3599, Oct, 2011 Peer-reviewed
Oxygen potential measurements of Cm$_{0.09}$Pu$_{0.91}$O$_{2-x}$ by EMF method

Otobe Haruyoshi, Akabori Mitsuo, Arai Yasuo

IOP Conference Series; Materials Science and Engineering, 9 012015\_1-012015\_7, May, 2010 Peer-reviewed
Thermochemical and thermophysical properties of minor actinide compounds

Minato Kazuo, Takano Masahide, Otobe Haruyoshi, Nishi Tsuyoshi, Akabori Mitsuo, Arai Yasuo

Journal of Nuclear Materials, 389(1) 23-28, May, 2009 Peer-reviewed
Oxygen potential measurements of Am$_{0.5}$Pu$_{0.5}$O$_{2-x}$ by EMF method

Otobe Haruyoshi, Akabori Mitsuo, Arai Yasuo

Journal of Nuclear Materials, 389(1) 68-71, May, 2009 Peer-reviewed
Oxygen potentials of (Am$_{0.5}$Np$_{0.5}$)O$_{2-x}$

Otobe Haruyoshi, Akabori Mitsuo, Arai Yasuo, Minato Kazuo

Journal of the American Ceramic Society, 92(1) 174-178, Jan, 2009 Peer-reviewed
Oxygen potential measurement of americium oxide by electromotive force method

Otobe Haruyoshi, Akabori Mitsuo, Minato Kazuo

Journal of the American Ceramic Society, 91(6) 1981-1985, Jun, 2008 Peer-reviewed
Defect-fluorite oxides M$_{1-y}$Ln$_{y}$O$_{2-y/2}$ (Ln = lanthanide; M = Hf, Zr, Ce, U, Th); Structure, property, and applications

Nakamura Akio, Masaki Nobuyuki, Otobe Haruyoshi, Hinatsu Yukio*, Wang J.*, Takeda Masuo*

Pure and Applied Chemistry, 79(10) 1691-1729, Oct, 2007 Peer-reviewed
Oxygen potential measurements of fluorite-type Zr$_{0.5}$Pu$_{0.5}$O$_{2-y}$ by EMF method

Otobe Haruyoshi, Nakamura Akio, Yamashita Toshiyuki, Minato Kazuo

Journal of Nuclear Materials, 344(1-3) 219-222, Sep, 2005 Peer-reviewed
Oxygen potential and defect structure of oxygen-excess pyrochlore Ce$_{2}$Zr$_{2}$O$_{7+x}$

Otobe Haruyoshi, Nakamura Akio, Yamashita Toshiyuki, Minato Kazuo

Journal of Physics and Chemistry of Solids, 66(2-4) 329-334, Feb, 2005 Peer-reviewed
Correlation of crystal structures with electric field gradients in the fluorite- and pyrochlore-type compounds in the Gd$_{2}$O$_{3}$-ZrO$_{2}$ system

Wang J.*, Otobe Haruyoshi, Nakamura Akio, Takeda Masuo*

Journal of Solid State Chemistry, 176(1) 105-110, Nov, 2003 Peer-reviewed
$^{151}$Eu Mossbauer spectroscopic study on the Eu$_{y}$M$_{1-y}$O$_{2-y}$(0$\leq$y$\leq$1.0)(M=Th, U)

Masaki Nobuyuki, Otobe Haruyoshi, Nakamura Akio, Harada Daijitsu*, Ito Kentaro*, Sasaki Yoshinobu*, Hinatsu Yukio*

Journal of Nuclear Science and Technology, 39(Suppl.3) 217-220, Nov, 2002 Peer-reviewed

Misc.

Stabilization of post-experiment nuclear materials in Plutonium Fuel Research Facility

Sato Takumi, Otobe Haruyoshi, Morishita Kazuki, Marufuji Takato, Ishikawa Takashi, Fujishima Tadatsune, Nakano Tomoyuki

JAEA-Technology 2023-016, 41, Sep, 2023
The Chemistry of thorium, plutonium and MA

Sato Nobuaki*, Kirishima Akira*, Watanabe Masayuki, Sasaki Takayuki*, Uehara Akihiro*, Takeda Shino*, Kitatsuji Yoshihiro, Otobe Haruyoshi, Kobayashi Taishi*

The Chemistry of Thorium, Plutonium and MA, 254, Mar, 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
Measurement of plutonium spectrum using laser induced breakdown spectroscopy; High resolution spectroscopy (350-670nm)

Akaoka Katsuaki, Oba Masaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

JAEA-Research 2020-001, 142, Mar, 2020
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
Measurement of uranium spectrum using laser induced breakdown spectroscopy; High resolution spectroscopy (470-670 nm)

Akaoka Katsuaki, Oba Masaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

JAEA-Research 2016-005, 40, May, 2016
Measurement of uranium spectrum using laser induced breakdown spectroscopy; High resolution spectroscopy (350-470 nm)

Akaoka Katsuaki, Oba Masaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

JAEA-Research 2015-012, 48, Oct, 2015
Corrosion of uranium and plutonium dioxides in aqueous solutions

Otobe Haruyoshi, Kitatsuji Yoshihiro, Kurata Masaki, Takano Masahide

Proceedings of 2014 Nuclear Plant Chemistry Conference (NPC 2014) (USB Flash Drive), 11, Oct, 2014
Laser induced breakdown spectroscopy analysis of the uranium including calcium; Dependence of laser power (Contract research)

Akaoka Katsuaki, Maruyama Yoichiro, Oba Masaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

JAEA-Research 2010-036, 14, Oct, 2010
Maintenance of Module for TRU High Temperature Chemistry

Tagami Susumu, Sano Naruto, Otobe Haruyoshi, Akabori Mitsuo, Kurobane Shiro

JAEA-Technology 2010-034, 65, Oct, 2010
Laser induced breakdown spectroscopy of the uranium including calcium; Time resolved measurement spectroscopic analysis (Contract research)

Akaoka Katsuaki, Maruyama Yoichiro, Oba Masaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

JAEA-Research 2010-004, 2010(4) 13-2,1-13, May, 2010
Basic study on remote analysis for next generation fuel by combination of laser induced breakdown spectroscopy (LIBS) and ablation initiated resonance absorption spectroscopy (AIRAS)

Wakaida Ikuo, Akaoka Katsuaki, Oba Masaki, Maruyama Yoichiro, Miyabe Masabumi, Otobe Haruyoshi, Niki Hideaki*

Kaku Busshitsu Kanri Gakkai (INMM) Nihon Shibu Dai-30-Kai Nenji Taikai Rombunshu (CD-ROM), 9, Jan, 2010
Measurement of uranium spectrum using laser induced breakdown spectroscopy (Contract research)

Akaoka Katsuaki, Maruyama Yoichiro, Oba Masaki, Miyabe Masabumi, Otobe Haruyoshi, Wakaida Ikuo

JAEA-Research 2009-029, 49, Oct, 2009
Oxygen potentials of transuranium oxides

Otobe Haruyoshi, Akabori Mitsuo, Arai Yasuo, Minato Kazuo

Proceedings of 3rd International ATALANTE Conference (ATALANTE 2008) (CD-ROM), 4, May, 2008
Development of module for TRU high temperature chemistry (Joint research)

Minato Kazuo, Akabori Mitsuo, Tsuboi Takashi, Kurobane Shiro, Hayashi Hirokazu, Takano Masahide, Otobe Haruyoshi, Misumi Masahiro*, Sakamoto Takuya*, Kato Isao* …

JAERI-Tech 2005-059, 61, Sep, 2005
Oxygen potential measurements of pyrochlore-type Zr$_{2}$M$_{2}$O$_{7+x}$7(M=Pu, Ce) by EMF method

Otobe Haruyoshi, Nakamura Akio, Yamashita Toshiyuki, Ogawa Toru

Journal of Nuclear Science and Technology, 39(Suppl.3) 652-655, Nov, 2002
$^{151}$Eu-Mossbauer spectroscopic study of the fluorite-type oxide solid solutions, Eu$_{y}$M$_{1-y}$O$_{2-y/2}$ (M=Zr,Ce)(0$\leq$y$\leq$1.0)

Masaki Nobuyuki, Guillermo N. R. D., Otobe Haruyoshi, Nakamura Akio, Izumiyama Yuki*, Hinatsu Yukio*

Advances in Science and Technology, 29, 1233-1240, Jan, 2000

Presentations

Stabilization of post-experiment nuclear materials containing resins by oxidation heat treatment

Sato Takumi, Morishita Kazuki, Otobe Haruyoshi, Fujishima Tadatsune, Nakano Tomoyuki

日本原子力学会2022年春の年会
Application of pore former for density control in (Pu,Zr)N sintering process

Takaki Seiya, Takano Masahide, Otobe Haruyoshi

日本原子力学会2021年秋の大会
R\&D on nitride fuel cycle for MA transmutation to enhance safety and economy, 20; Preparation of Np-Pd alloy and the reaction of Np-Pd alloy with CdCl$_{2}$

Hayashi Hirokazu, Shibata Hiroki, Otobe Haruyoshi

日本原子力学会2021年春の年会
State analysis of electrodeposited uranium compounds

Ouchi Kazuki, Matsumura Daiju, Tsuji Takuya, Kobayashi Toru, Otobe Haruyoshi, Kitatsuji Yoshihiro

第66回ポーラログラフィーおよび電気分析化学討論会
R\&D on nitride fuel cycle for MA transmutation to enhance safety and economy, 16; Application of pore former for density control of TRU nitride pellets

Takaki Seiya, Takano Masahide, Otobe Haruyoshi

日本原子力学会2020年秋の大会
Catalytic reduction of Uranyl ion by metal hydroxide nanoparticles

Kitatsuji Yoshihiro, Ouchi Kazuki, Yomogida Takumi, Otobe Haruyoshi

The International Joint Meeting of the Polarographic Society of Japan (PSJ) and National Taiwan University (NTU); The 65th Annual Meeting of PSJ
Reaction study of uranium electrolytic deposition by spectrometry

Ouchi Kazuki, Matsumura Daiju, Tsuji Takuya, Kobayashi Toru, Otobe Haruyoshi, Kitatsuji Yoshihiro

日本放射化学会第63回討論会(2019)
Change of electrochemical impedance spectra of electrodeposited actinide compounds

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

日本化学会第99春季年会(2019)
Evaluation of the electrochemical properties of electrodeposited U compounds with impedance spectroscopy

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

第64回ポーラログラフィーおよび電気分析化学討論会
Difference in electrolytic deposition of uranium and neptunium

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

2018日本放射化学会年会・第62回放射化学討論会
The Electrolytic deposition of neptunium on the electrode surface

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

日本化学会第98春季年会(2018)
Catalytic effect of metal hydroxide nanoparticle on uranyl reduction

Kitatsuji Yoshihiro, Ouchi Kazuki, Otobe Haruyoshi

3rd International Symposium on Nanoparticles-Nanomaterials and Applications (ISN2A 2018)
Deposition following the reduction of Neptunium

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

第63回ポーラログラフィーおよび電気分析化学討論会
Study of the reactivity of electrodeposited U(IV)

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

2017日本放射化学会年会・第61回放射化学討論会
High-temperature reaction of B$_{4}$C with (Pu,U)O$_{2}$

Otobe Haruyoshi, Hayashi Hirokazu, Takano Masahide

ACTINIDES 2017
Analysis of the deposition following the valence change of uranium with electrochemical quartz crystal microbalance

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

平成29年度日本分析化学会関東支部若手交流会
The Behavior of deposition following the valence change of uranium in weak acid solution

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

ACTINIDES 2017
The Relationship between reduction and deposition of uranium

Ouchi Kazuki, Otobe Haruyoshi, Kitatsuji Yoshihiro

日本化学会第97春季年会(2017)
The Chemical state change of electrodeposited U(IV)

Ouchi Kazuki, Kitatsuji Yoshihiro, Otobe Haruyoshi, Kihara Sorin*

第62回ポーラログラフィーおよび電気分析化学討論会
Catalytic effect of metal colloid on uranium(V) reduction

Kitatsuji Yoshihiro, Ouchi Kazuki, Otobe Haruyoshi

2016日本放射化学会年会・第60回放射化学討論会

Research Projects

中性領域・分散系溶液でのアクチノイドイオンの原子価変化機構の解明と制御

基盤研究（Ｃ）

音部治幹