Tokyo Institute of Technology   Institute of Innovative Research, Laboratory for Advanced Nuclear Energy   Professor

2016 - 2022.3

Tokyo Institute of Technology   Research Laboratory for Nuclear Reactors   Professor

2010 - 2016

Tokyo Institute of Technology   Chemical Resource Laboratory   Associate Professor

2002 - 2010

:東京工業大学 総合理工学研究科化学環境学専攻 助教授

1996 - 2002

:財団法人 産業創造研究所 主任研究員

1987 - 1996

Cost-reduced depletion calculation including short half-life nuclides for nuclear fuel cycle simulation Reviewed

Tomohiro Okamura, Ryota Katano, Akito Oizumi, Kenji Nishihara, Masahiko Nakase, Hidekazu Asano, Kenji Takeshita

Journal of Nuclear Science and Technology (Published online)   60 ( 6 )   632 - 641   2022.10

Multi-stage extraction and separation of Ln and An using TODGA and DTBA or DTPA accompanying pH adjustment with lactic acid and ethylenediamine

Yuji Sasaki, Masashi Kaneko, Yasutoshi Ban, Masahiko Matsumiya, Masahiko Nakase, Kenji Takeshita

Separation Science and Technology   1 - 11   2022.5

The uptake characteristics of Prussian-blue nanoparticles for rare metal ions for recycling of precious metals from nuclear and electronic wastes Reviewed

Shinta Watanabe, Yusuke Inaba, Miki Harigai, Kenji Takeshita, Jun Onoe

Scientific Reports   12 ( 5135 )   2022.3

Recovery and immobilization of cesium from aqueous solution after hydrothermal treatment using functional porous glass Reviewed

Takuhi Hara, Masahiko Nakase, Miki Harigai, Kenji Takeshita

Journal of Nuclear Science and Technology (Published online)   2022.2

Optimal waste loading in high-level nuclear waste glass from high‑burnup spent fuel for waste volume and geological disposal footprint reduction Reviewed

Tomofumi Sakuragi, Tomohiro Okamura, Ryo Hamada, Hidekazu Asano, Eriko Minari, Masahiko Nakase, Kenji Takeshita, Toshiro Oniki, Midori Uchiyama

MRS Advances (Published online)   2022.2

Mutual separation of Ln and An using TODGA and DTBA with high organic acid concentrations Reviewed

Yuji Sasaki, Masashi Kaneko, Masahiko Matsumiya, Masahiko Nakase, Kenji Takeshita

Solvent Extraction and Ion Exchange   40 ( 6 )   620 - 640   2021.12

Optimization of waste management for mixed oxide fuel in light-water reactors: Evaluation of the effectiveness of blending spent uo2 and mixed oxide fuels in reprocessing Reviewed

Eriko Minari, Tomohiro Okamura, Hidekazu Asano, Masahiko Nakase, Kenji Takeshita

Annals of Nuclear Energy   169 ( 5 April 2020, 121677 )   108926 - 108926   2021.12

NMB4.0: Development of integrated nuclear fuel cycle simulator from the front to back-end Reviewed

Tomohiro Okamura, Ryota Katano, Akito Oizumi, Kenji Nishihara, Masahiko Nakase, Hidekazu Asano, Kenji Takeshita

The European Physical Journal Nuclear Science Technology (Published online)   7 ( 19 )   2021.10

Prediction of stability constants for novel chelates design in minor actinides partitioning over lanthanides using density functional theory calculation Reviewed

Masashi Kaneko, Yuji Sasaki, Eriko Wada, Masahiko Nakase, Kenji Takeshita

Chemistry Letters   50 ( 10 )   1765 - 1769   2021.7

Complexation Studies of Eu(III) by a Novel Soft N and Hard O Donor Combined Ligand Including N,N,N',N'-Tetrakis(2-pyridylmethyl)-1,3-diaminopropane-2-amide Structure: UV-vis Titration, X-ray Crystallography, EXAFS Spectroscopy Analysis

Hao WU, Masahiko NAKASE, Yusuke INABA, Miki HARIGAI, Tohru KOBAYASHI, Tsuyoshi YAITA, Kenji TAKESHITA, Seong-Yun KIM

Solvent Extraction Research and Development, Japan   28 ( 1 )   69 - 77   2021

evaluation of the technical options of radioactive waste management for utilization of mox fuel: thermal impact of minor actinide separation with geological disposal of high-level waste Reviewed

Eriko Minari, Tomohiro Okamura, Masahiko Nakase, Hidekazu Asano, Kenji Takeshita

Journal of Nuclear Science and Technology, 2021(accepted)   1 - 11   2021

The uptake mechanism of palladium ions into Prussian-blue nanoparticles in a nitric acid solution toward application for the recycling of precious metals from electronic and nuclear wastes

Jun Onoe, Shinta Watanabe, Hideki Masuda, Yusuke Inaba, Miki Harigai, Kenji Takeshita

RSC Advances   11 ( 34 )   20701 - 20707   2021

Density functional modeling of Am3+/Eu3+ selectivity with diethylenetriaminepentaacetic acid and its bisamide chelates. Reviewed

Masashi Kaneko, Yuji Sasaki, Masahiko Matsumiya, Masahiko Nakase, Kenji Takeshita

Journal of Nuclear Science and Technology   1 - 12   2020.11

Mechanistic study on the removal of Cs from contaminated soil by rapid ion exchange in subcritical water Reviewed

Tatsuya Fukuda, Ryou Takahashi, Takuhi Hara, Koji Ohara, Kazuo Kato, Daiju Matsumura, Yusuke Inaba, Masahiko Nakase, Kenji Takeshita

Journal of Nuclear Science and Technology   58 ( 4 )   1 - 6   2020.10

Extraction and separation between light and heavy lanthanides by N,N,N',N'-Tetraoctyl-diglycolamide from organic acid Reviewed

Yuji Sasaki, Masahiko Matsumiya, Masahiko Nakase, Kenji Takeshita

Chemistry Letters   49 ( 10 )   1216 - 1219   2020.10

Hydrothermal-treatment desorption of cesium from clay minerals: The roles of organic acids and implications for soil decontamination Reviewed

Xiangbiao Yin, Lijuan Zhang, Miki Harigai, Xinpeng Wang, Shunyan Ning, Masahiko Nakase, Yoshikazu Koma, Yusuke Inaba, Kenji Takeshita

Water Research   177 ( 15 )   115804 - 115804   2020.6

Chemical forms of rhodium ion in pure water and nitric acid solution studied using ultraviolet-visible spectroscopy and first-principles calculations Reviewed

Shinta Watanabe, Toshikazu Sato, Miki Harigai, Yusuke Inaba, Kenji Takeshita, Jun Onoe

IOP Conference Series: Materials Science and Engineering   835 ( 1 )   2020.5

Selective removal of radiocesium from micaceous clay for post-accident soil decontamination by temperature-controlled Mg-leaching in a column Reviewed

Xiangbiao Yin, Lijuan Zhang, Chenrui Meng, Yusuke Inaba, Xinpeng Wang, Ayako Nitta, Yoshikazu Koma, Kenji Takeshita

Journal of Hazardous Materials   387   2020.4

Effects of Diluents on the Separation of Minor Actinides from Lanthanides with Tetradodecyl-1,10-phenanthroline-2,9-diamide from Nitric Acid Medium Reviewed

Nao TSUTSUI, Yasutoshi BAN, Hideya SUZUKI, Masahiko NAKASE, Sayumi ITO, Yusuke INABA, Tatsuro MATSUMURA, Kenji TAKESHITA

Analytical Sciences   36 ( 2 )   241 - 246   2020.2

Selective separation of Cd(II) and Am(III) by coating pH-responsive hydrophilic gel on silica particles Reviewed

Takuya Kawamura, Kenji Takeshita

Separation Science and Technology   56 ( 4 )   663 - 670   2020.1

Sorption properties of aluminum hexacyanoferrate for platinum group elements Reviewed

Ria Mishima, Yusuke Inaba, Sotaro Tachioka, Miki Harigai, Shinta Watanabe, Jun Onoe, Masahiko Nakase, Tatsuro Matsumura, Kenji Takeshita

Chemistry Letters   49 ( 1 )   83 - 86   2020

trichotomic separation of light and heavy lanthanides and am by batchwise multi-stage extractions using todga Reviewed

Masahiko Matsumiya, Yusuke Tsuchida, Yuji Sasaki, Ryoma Ono, Masahiko Nakase, Kenji Takeshita

Journal of Radioanalytical and Nuclear Chemistry   327 ( 1 )   597 - 607   2020

Interrelationships and the effects of introducing separation technologies in the nuclear fuel cycle for enhanced radioactive waste management

Tomohiro Okamura, Eriko Minari, Masahiko Nakase, Hidekazu Asano, Kenji Takeshita

GLOBAL 2019 - International Nuclear Fuel Cycle Conference and TOP FUEL 2019 - Light Water Reactor Fuel Performance Conference   622 - 628   2020

Scenario analysis tool nuclear fuel cycle simulation system (NFCSS): Safety assessments in the context of spent fuel management and disposal

E. Minari, K. S. Sim, R. Yoshioka, H. Asano, K. Takeshita

GLOBAL 2019 - International Nuclear Fuel Cycle Conference and TOP FUEL 2019 - Light Water Reactor Fuel Performance Conference   390 - 393   2019.9

Extraction separation of minor actinides and lanthanides by 1,10-phenanthroline-2,9-diamide with phenyl group in nitric acid systems

Nao Tsutsui, Masahiko Nakase, Sayumi Ito, Yasutoshi Ban, Tatsuro Matsumura, Kenji Takeshita

GLOBAL 2019 - International Nuclear Fuel Cycle Conference and TOP FUEL 2019 - Light Water Reactor Fuel Performance Conference   113 - 116   2019.9

Adsorption study of U and Th by N,O-hybrid donor ligand-immobilized hydrogels Reviewed

M. Nakase, T. Yamamura, K. Shirasaki, M. Nagai, K. Takeshita

Separation Science and Technology (Philadelphia)   54 ( 12 )   1952 - 1959   2019.8

Effect of Cs and Sr separation on occupied area reduction in current nuclear energy system and its evaluation by CAERA index Reviewed

T. Okamura, K. Kawai, E. Minari, M. Nakase, H. Asano, K. Takeshita

Separation Science and Technology (Philadelphia)   54 ( 12 )   1970 - 1976   2019.8

Synthesis and Characterization of Apatite Wasteforms Using Simulated Radioactive Liquid Waste Reviewed

Shun Kanagawa, ZhiLi Dong, Tom Baikie, Tim White, Kenji Takeshita

Chemistry Letters   48 ( 8 )   881 - 884   2019.8

Enviromental load reduction of geological repository by minor actinide separation: Utilization of MOX fuel in future fuel cycle system Reviewed

Eriko Minari, Tomohiro Okamura, Masahiko Nakase, Hidekazu Asano, Kenji Takeshita

Paper of International Conference on the Management of Spent Fuel from Nuclear Power Reactors: Learning from the Past, IAEA, Vienna, Austria   2019

Effective use of 234U in Throium fuel cycle Reviewed

Masahiko Nakase, Eriko Minari, Tomohiro Okamura, Hiroshi Sagara, Masaki Saito, Kenji Takeshita

Paper of International Conference on the Management of Spent Fuel from Nuclear Power Reactors: Learning from the Past, IAEA, Vienna, Austria   2019

Reduction of geological disposal area by introducing partitioning technologies under conditions of high burn-up operation and high content vitrified waste Reviewed

Tomohiro Okamura, Eriko Minari, Masahiko Nakase, Hidekazu Asano, Kenji Takeshita

Paper of International Conference on the Management of Spent Fuel from Nuclear Power Reactors: Learning from the Past, IAEA, Vienna, Austria   2019

Effect of HNO<inf>3</inf> concentration on the Pd(II) extraction properties using a thiodiglycolamide compound Reviewed

Michal Cibula, Yusuke Inaba, Yongjie Li, Tomoya Suzuki, Hirokazu Narita, Kenji Takeshita

Solvent Extraction Research and Development Japan   26 ( 2 )   43 - 49   2019

Cross-sectional study on nuclear energy system for less-impacted radioactive waste management - Effect of the various spent nuclear fuel properties and reprocessing conditions on the geological disposal, Reviewed

Hidekazu Asano, Tomohiro Okamura, Eriko Minari, Masahiko Nakase, Kenji Takeshita

Paper of International Conference on the Management of Spent Fuel from Nuclear Power Reactors: Learning from the Past, IAEA, Vienna, Austria   2019

Continuous separation of molybdenum and zirconium from simulated high-level liquid waste with a Taylor-Couette contactor Reviewed

Masahiko Nakase, Yuto Matsuzawa, Kenji Takeshita

Journal of Nuclear Science and Technology   55 ( 11 )   1317 - 1323   2018.11

Extended X-ray absorption fine structure study on gel/liquid extraction of f-block elements Reviewed

Masahiko Nakase, Toru Kobayashi, Hideaki Shiwaku, Takuya Kawamura, Kenji Takeshita, Tomoo Yamamura, Tsuyoshi Yaita

Progress in Nuclear Science and Technology   5 ( 0 )   56 - 60   2018.11

High burn-up operation and MOX burning in LWR; Effects of burn-up and extended cooling period of spent fuel on vitrification and disposal Reviewed

Kota Kawai, Hiroshi Sagara, Kenji Takeshita, Masahiro Kawakubo, Hidekazu Asano, Yaohiro Inagaki, Yuichi Niibori, Seichi Sato

Journal of Nuclear Science and Technology   55 ( 10 )   1130 - 1140   2018.10

Non-isothermal kinetics of the thermal decomposition of gadolinium nitrate Reviewed

Tatsuya Fukuda, Yoshio Nakano, Kenji Takeshita

Journal of Nuclear Science and Technology   55 ( 10 )   1193 - 1197   2018.10

Modified flow geometry for higher extraction performance with a liquid–liquid centrifugal contactor with Taylor vortices Reviewed

Masahiko Nakase, Yuto Matsuzawa, Kenji Takeshita

Journal of Nuclear Science and Technology   55 ( 8 )   829 - 837   2018.8

Selective separation of cadmium(ii) from zinc(ii) by a novel hydrophobic ionic liquid including an N,N,N′,N′-tetrakis(2-methylpyridyl)-1,2-phenylenediamine-4-amido structure: a hard–soft donor combined method Reviewed

Hao Wu, Xiaoxia Zhang, Xiangbiao Yin, Yusuke Inaba, Harigai Miki, Kenji Takeshita

Dalton Transactions   47 ( 30 )   10063 - 10070   2018.6

Extraction and recovery of soft metal ion by porous silica coated by hydrophilic polymer gel with hexavalent nitrogen-donor ligand Reviewed

Takuya Kawamura, Kenji Takeshita

Separation Science and Technology (Philadelphia)   53 ( 9 )   1319 - 1326   2018.6

Extraction Behavior of Lanthanides by a Novel Ionic Liquid Including N,N,N′,N′-Tetrakis(2-pyridylmethyl)-1,3-diaminopropane-2-amido Structure: A Soft–Hard Donor Combined Strategy Reviewed

Hao Wu, Xiaoxia Zhang, Xiangbiao Yin, Inaba Yusuke, Harigai Miki, Kenji Takeshita

Chemistry Letters   47 ( 6 )   732 - 735   2018.6

Spectroscopic and first-principles calculation studies of the chemical forms of palladium ion in nitric acid solution for development of disposal of high-level radioactive nuclear wastes Reviewed

Shinta Watanabe, Toshikazu Sato, Tomoko Yoshida, Masato Nakaya, Masahito Yoshino, Takanori Nagasaki, Yusuke Inaba, Kenji Takeshita, Jun Onoe

AIP Advances   8 ( 4 )   045221 - 045221   2018.4

Effective and efficient desorption of Cs from hydrothermal-treated clay minerals for the decontamination of Fukushima radioactive soil Reviewed

Xiangbiao Yin, Nobutake Horiuchi, Satoshi Utsunomiya, Asumi Ochiai, Hideharu Takahashi, Yusuke Inaba, Xinpeng Wang, Toshihiko Ohnuki, Kenji Takeshita

Chemical Engineering Journal   333   392 - 401   2018.2

金属イオン含有水を用いた水熱処理法による模擬汚染焼却灰からのCs回収 Reviewed

Kento Nakamura, Lijuan Zhang, Miki Harigai, Yusuke Inaba, Kenji Takeshita

6 ( 2 )   2018

Research activity of metal ion separation in Takeshita Laboratory from solvent extraction, adsorption to contactor work

Masahiko Nakase, Yusuke Inaba, Miki Harigai, Kazuo Utsumi, Kenji Takeshita

Bull. Lab. Adv. Nucl. Energy   3   19 - 22   2018

Cross-sectional study on nuclear fuel cycle for less-impacted radioactive waste management and disposal

Tomohiro Okamura, Masahiko Nakase, Kota Kawai, Eriko Minari, Hidekazu Asano, Kenji Takeshita

Bull. Lab. Adv. Nucl. Energy   3   25 - 25   2018

Study on remediation of contaminated soil generated by Fukushima Nuclear Power Plant Accident

Yusuke Inaba, Xiangbiao Yin, Miki Harigai, Kazuo Utsumi, Masahiko Nakase, Kenji Takeshita

Bull. Lab. Adv. Nucl. Energy   3   23 - 24   2018

Effects of NH<inf>4</inf>⁺, K⁺, Mg²⁺, and Ca²⁺ on the Cesium Adsorption/Desorption in Binding Sites of Vermiculitized Biotite Reviewed

Xiangbiao Yin, Xinpeng Wang, Hao Wu, Hideharu Takahashi, Yusuke Inaba, Toshihiko Ohnuki, Kenji Takeshita

Environmental Science and Technology   51 ( 23 )   13886 - 13894   2017.12

Adsorption of platinum-group metals and molybdenum onto aluminum ferrocyanide in spent fuel solution Reviewed

Takashi Onishi, Ken Sekioka, Mitsuo Suto, Kosuke Tanaka, Shin-ichi Koyama, Yusuke Inaba, Hideharu Takahashi, Miki Harigai, Kenji Takeshita

Energy Procedia   131   151 - 156   2017.12

Unique separation based on extraction kinetics using a liquid-liquid countercurrent centrifugal contactor with Taylor vortices Reviewed

Masahiko Nakase, Yuto Matsuzawa, Kenji Takeshita

Proceedings of International Solvent Extraction Conference 2017 (ISEC2017)   187 - 193   2017.11

Effect of Temperature on K+ and Mg2+ Extracted Desorption of Cs from Vermiculitized Biotite Reviewed

Xiangbiao Yin, Lijuan Zhang, Asumi Ochiai, Satoshi Utsunomiya, Hideharu Takahashi, Toshihiko Ohnuki, Kenji Takeshita

Chemistry Letters   46 ( 9 )   1350 - 1352   2017.9

Enhanced desorption of cesium from collapsed interlayer regions in vermiculite by hydrothermal treatment with divalent cations Reviewed

Xiangbiao Yin, Xinpeng Wang, Hao Wu, Toshihiko Ohnuki, Kenji Takeshita

Journal of Hazardous Materials   326   47 - 53   2017.3

Enhanced Desorption of Cs from Cs Collapsed Interlayer Region of Vermiculitized Biotite by Hydrothermal Treatment with Eluting Cations

YIN Xiangbiao, TAKAHASHI Hideharu, OHNUKI Toshihiko, TAKESHITA Kenji

日本原子力研究開発機構JAEA-Review(Web)   ( 2017-004 )   62 (WEB ONLY)   2017.3

Effects of high burn-up operation of LWR and extended cooling period of spent fuel on high-level waste properties for vitrification and storage

Kota Kawai, Hiroshi Sagara, Kenji Takeshita, Masahiro Kawakubo, Hidekazu Asano, Yaohiro Inagaki, Yuichi Niibori, Seichi Sato

2017 International Congress on Advances in Nuclear Power Plants, ICAPP 2017 - A New Paradigm in Nuclear Power Safety, Proceedings   2017.1

Development of a Granulation Method for Prussian Blue by Thin-film Polymer Gel Coating Reviewed

Yusuke Inaba, Yusuke Sakai, Keita Kanazawa, Miki Harigai, Hiroshi Oaki, Kenji Takeshita

Chemistry Letters   45 ( 7 )   776 - 778   2016.7

Intra- and inter-atomic optical transitions of Fe, Co, and Ni ferrocyanides studied using first-principles many-electron calculations Reviewed

Shinta Watanabe, Yuki Sawada, Masato Nakaya, Masahito Yoshino, Takanori Nagasaki, Tatsuya Kameyama, Tsukasa Torimoto, Yusuke Inaba, Hideharu Takahashi, Kenji Takeshita, Jun Onoe

Journal of Applied Physics   119 ( 23 )   2016.6

Desorption of Cesium Ions from Vermiculite with Sea Water by Hydrothermal Process Reviewed

Xiangbiao Yin, Hideharu Takahashi, Yusuke Inaba, Kenji Takeshita

Chemistry Letters   45 ( 3 )   256 - 258   2016.3

Development of Copolymer Gel-Silica Composite with High Hexavalent Nitrogen-donor Ligand Content for the Establishment of Practical Gel-liquid Extraction Process Reviewed

Takuya Kawamura, Kenji Takeshita

Chemistry Letters   45 ( 2 )   155 - 157   2016.2

6. recovery of tritium from contaminated water by h2/h2o exchange process with electrolyzer Reviewed

Kenji Takeshita, Hideharu Takahashi, Yusuke Inaba

92 ( 1 )   39 - 44   2016

thermal decomposition analysis of simulated high-level liquid waste in cold-cap Reviewed

Kota Kawai, Tatsuya Fukuda, Yoshio Nakano, Kenji Takeshita

EPJ Nuclear Sciences & Technologies   2 ( 44 )   7   2016

セルロース系バイオマスを利用した水熱処理によるバーミキュライトからのCs溶離技術に関する基礎研究 Reviewed

Imari Takatsuka, Hideharu Takahashi, Tatsuya Fukuda, Miki Harigai, Yusuke Inaba, Kenji Takeshita

4 ( 3 )   231 - 238   2016

Structure and complexation studies on 2,2'-bipyridyl and trivalent lanthanides Reviewed

Masahiko Nakase, Kenji Takeshita, Toru Kobayashi, Hideaki Shiwaku, Tsuyoshi Yaita

Separation Science and Technology (Philadelphia)   50 ( 18 )   2832 - 2835   2015.12

Continuous Mutual Separation of Lanthanides by a Liquid-liquid Countercurrent Centrifugal Extractor with Taylor Vortices Reviewed

Masahiko Nakase, Mikiya Tanaka, Kenji Takeshita

Energy Procedia   71   106 - 111   2015.5

水熱処理・吸着凝集沈殿処理による植物系廃棄物からのCs回収技術に関する基礎研究 Reviewed

Hideharu Takahashi, keita Kanazawa, Tatsuya Fukuda, Takeshi Ogata, Yusuke Inaba, Kenji Takeshita

3 ( 4 )   199 - 205   2015

Synthetic design of TPEN derivatives for selective extraction of trivalent minor actinides against lanthanides Invited Reviewed

Yuji Miyazaki, Shinichi Suzuki, Toru Kobayashi, Tsuyoshi Yaita, Yusuke Inaba, Kenji Takeshita, Atsunori Mori

Chemistry Letters   44 ( 12 )   1626 - 1636   2015

Synergistic Extraction of Lanthanides in a Liquid-Liquid Countercurrent Centrifugal Extractor Reviewed

M. Nakase, Y. Sasaki, K. Takeshita

Separation Science and Technology (Philadelphia)   49 ( 16 )   2478 - 2484   2014.11

Multi-staging for extraction of cesium from nitric acid by a single liquid-liquid countercurrent centrifugal extractor with Taylor vortices Reviewed

Masahiko Nakase, Hiroshi Kinuhata, Kenji Takeshita

Journal of Nuclear Science and Technology   50 ( 11 )   1089 - 1098   2013.11

High-performance extraction operation using emulsion flow protected by surfactants in a liquid-liquid countercurrent centrifugal extractor Reviewed

Masahiko Nakase, Hitoshi Rokkaku, Kenji Takeshita

Journal of Nuclear Science and Technology   50 ( 7 )   723 - 730   2013.7

Relation between oil-water flow and extraction performance in liquid-liquid countercurrent centrifugal extractors with Taylor vortices Reviewed

Masahiko Nakase, Kenji Takeshita

Journal of Nuclear Science and Technology   50 ( 3 )   287 - 295   2013.3

Oil-warer dispersion analysis of verious flow geometry and their dynamic visualization

2013

restoration of water environment polluted by radioactive cesium released from fukushima daiichi npp Reviewed

Kenji Takeshita, Hideharu Takahashi, Yasuhiro Jinbo, Akio Ishido

GLOBAL2013 Proceedings, 8570   957 - 960   2013

テーラー渦誘起型遠心抽出器による抽出速度差を利用した希土類５種連続分離 Reviewed

Masahiko Nakase, Kenji Takeshita, Mikiya Tanaka

- 159   2013

extraction chromatographic separation of am(iii) and eu(iii) by tpen-immobilized gel Reviewed

Kenji Takeshita, Takeshi Ogata, Hiroshi Oaki, Yusuke Inaba, Atsunori Mori, Tsuyoshi Yaita, Shin-ichi Koyama

GLOBAL2013 Proceedings, 8200   554 - 558   2013

recovery of minor actinides from spent fuel using tpen-immobilized gels Reviewed

Shinichi Koyama, Mitsuo Suto, Hiroshi Obayashi, Hiroshi Oaki, Kenji Takeshita

GLOBAL2013 Proceedings   549 - 553   2013

Continuous back extraction operation by a single liquid-liquid centrifugal extractor Reviewed

Masahiko Nakase, KENJI TAKESHITA

Proceedings of GLOBAL2013 (CD-ROM)   2013

総合報告「福島第一原子力発電所事故による放射性降下物で汚染された生活環境の回復技術」 Reviewed

Kenji Takeshita

34 ( 3 )   108 - 118   2013

X-ray CT imaging of vitrified glasses containing simulant radioactive wastes: structure and chemical reactions of glass beads and wastes in the cold cap Reviewed International journal

Watanabe, Keita, Yano, Tetsuji, Takeshita, Kenji, Minami, Kazuhiro, Ochi, Eiji

Glass Technology - European Journal of Glass Science and Technology Part A,   53 ( 6 )   273 - 278   2012.12

Quadruple Click: A Facile Pathway leading to Tetrakis(4‐(1,2,3‐triazolyl)methyl)‐ethylenediamine Derivatives as a New Class of Extracting Agents for Soft Metal Ions Reviewed

Wataru Watanabe, Tetsuya Maekawa, Yuji Miyazaki, Tatsuya Kida, Kenji Takeshita, Atsunori Mori

Chemistry – An Asian Journal   7 ( 7 )   1679 - 1683   2012.7

scale-up effect of oil-water countercurrent centrifugal extractor on extraction performance Reviewed

Masahiko Nakase, Kenji Takeshita

American Nuclear Society   107 ( 1 )   277 - 278   2012

recovery of minor actinides from spent fuel via an extraction chromatographic technique using tppen-immobilized gels Reviewed

Shin-ichi KOYAMA, Mistuo SUTO, Hiroshi OHBAYASHI, Kenji TAKESHITA, Takeshi OGATA, Hiroshi OAKI, Yusuke INABA

Separation Science and Technology   47 ( 14-15 )   2024 - 2028   2012

Synthetic Approach to N,N,N',N'-Tetrakis[(2-pyridylmethyl)ethylenediamine] (TPEN) Derivatives through Ruthenium-Catalyzed-[2+2+2]cycloaddition Reviewed

Atsunori Mori, Yuji Miyazaki, Fujimaru Tanaka, Kenji Takeshita

HETEROCYCLES   84 ( 1 )   527 - 535   2012

福島原発事故で発生した汚染水処理へのイオン交換技術の適用 Reviewed

Kenji Takeshita, Takeshi Ogata

J. Ion Exch.   23 ( 1 )   1 - 5   2012

Numerical and Experimental Study on Oil-water Dispersion in New Countercurrent Centrifugal Extractor Reviewed

Masahiko Nakase, Kenji Takeshita

Procedia Chemistry   7   288 - 294   2012

Scale up effect of liquid-liquid countercurrent centrifugal extractor using Taylor-Couette flow

Nakase Masahiko, Takeshita kenji

Proceedings of Annual / Fall Meetings of Atomic Energy Society of Japan   2012   467 - 467   2012

Advanced Study on Vitrification Process:(4) In-situ Observation of Glass Melting Process by X-ray Computed Tomography

Watanabe Keita, Yano Tetsuji, Takeshita Kenji, Minami Kazuhiro, Ochi Eiji

Proceedings of Annual / Fall Meetings of Atomic Energy Society of Japan   2012   520 - 520   2012

Thermal Decomposition Analysis of Nitrate and Glass Beads Mixture in Fuel Reprocessing Waste

Higashijima Oki, Nakano Yoshio, Takeshita Kenji

Proceedings of Annual / Fall Meetings of Atomic Energy Society of Japan   2012   490 - 490   2012

Application of Ion exchange Technique to Decontamination of Polluted Water generated by Fukushima Nuclear Disaster

Takeshita Kenji, Takahashi Shuji, Inaba Yusuke, Ogata Takeshi

Proceedings of Annual / Fall Meetings of Atomic Energy Society of Japan   2012   538 - 538   2012

Thermoresponsive extraction of cadmium(II) ions by poly(TPEN–NIPA) gels. Effect of chain length and branched spacer structure on gel formation and extraction behavior Reviewed

Yusuke Inaba, Takayuki Tsumagari, Tatsuya Kida, Wataru Watanabe, Yasutaka Nakajima, Sachio Fukuoka, Atsunori Mori, Tatsuro Matsumura, Yoshio Nakano, Kenji Takeshita

Polymer Journal   43 ( 7 )   630 - 634   2011.7

Temperature-Dependent Change of Extraction Performance of Soft Cadmium(II) Ion with TPEN-NIPA Gel. Studies on the Effect of the Ethylenediamine Skeleton Reviewed International journal

Tetsuya Maekawa, Tatsuya Kida, Yuji Miyazaki, Wataru Watanabe, Yusuke Inaba, Kenji Takeshita, Atsunori Mori

Bulletin of the Chemical Society of Japan   84 ( 1 )   122 - 124   2011.1

characteristics of taylor-couette vortex flow with counter flow Reviewed

Hideharu TAKAHASHI, Hiroshige KIKURA, Kenji TAKESHITA, Masanori ARITOMI

Journal of the Japanese Society for Experimental Mechanics   11   s168 - s173   2011

軸流を伴うテイラークエット渦流れのＵＶＰ計測 Reviewed

Hideharu Takahashi, Hiroshige Kikura, Kenji Takeshita, Masanori Aritomi

Transactions of the Japan Society of Mechanical Engineers Series C   77 ( 776 )   1006 - 1010   2011

Advanced Hydrometallurgical Separation of Actinides and Rare Metals in Nuclear Fuel Cycle Reviewed

Masaki Ozawa, Shinichi Suzuki, Kenji Takeshita

Solvent Extraction Research and Development, Japan   17   19 - 34   2010.12

Development of Photo-Response Extraction for Recovery of Precious Metal Ions Reviewed

Inazuka Hisashi, Ogata Takeshi, Takeshita Kenji

KAGAKU KOGAKU RONBUNSHU   36 ( 4 )   270 - 274   2010.7

Extraction of Cd2+ and Am3+ Ions into Organic and Fluorous Solvents with a TPEN Chelating Agent bearing a Fluoroalkyl Substituent Reviewed International journal

Tatsuya Kida, Yusuke Inaba, Wataru Watanabe, Yasutaka Nakajima, Sachio Fukuoka, Kenji Takeshita, Atsunori Mori

Chemistry Letters   39 ( 7 )   774 - 776   2010.7

Am/Eu Separation with a New Ligand, N,N,N',N'-tetrakis((4-butoxypyridin-2-yl)methyl)ethylenediamine (TBPEN), a Hydrophobic Derivative of TPEN Reviewed

Tatsuro MATSUMURA, Yusuke INABA, Atsunori MORI, Kenji TAKESHITA

Journal of Nuclear Science and Technology   47 ( 2 )   123 - 126   2010.2

Thermo-responsive extraction of cadmium(II) ion with TPEN-NIPA gel. Effect of the number of polymerizable double bond toward gel formation and the extracting behavior Reviewed International journal

Sachio Fukuoka, Tatsuya Kida, Yasutaka Nakajima, Takayuki Tsumagari, Wataru Watanabe, Yusuke Inaba, Atsunori Mori, Tatsuro Matsumura, Yoshio Nakano, Kenji Takeshita

Tetrahedron   66 ( 9 )   1721 - 1727   2010.2

多座窒素ドナー配位子を導入した高分子ゲルによるソフト金属イオンの吸着

尾形 剛志, 竹下 健二, 稲葉 優介, 緒明 博, 森 敦紀

化学工学会 研究発表講演要旨集   2010   136 - 136   2010

development of liquid-liquid countercurrent centrifugal extractor with taylor-couette flow Reviewed

Kenji Takeshita

24 ( 3 )   267 - 274   2010

超音波による錯体形成制御を利用した重金属回収

竹下健二

分離技術   40 ( 2 )   2 - 6   2010

Solvent extraction of perrhenate ions with podand-type nitrogen donor ligands Reviewed

Takeshi Ogata, Kenji Takeshita, Kanako Tsuda, Atsunori MORI

Separation and Purification Technology   68 ( 2 )   288 - 290   2009.8

ポダンド型窒素ドナー配位子によるオキソアニオンの抽出・分離

尾形 剛志, 竹下 健二, 森 敦紀, 稲葉 優介

化学工学会 研究発表講演要旨集   2009   546 - 546   2009

高酸性溶液からのセシウム連続抽出のための液々向流型遠心抽出装置の開発

衣旗 広志, 竹下 健二

化学工学会 研究発表講演要旨集   2009   881 - 881   2009

多座窒素ドナー配位子を導入した抽出クロマト分離剤の開発

尾形 剛志, 竹下 健二, 中野 義夫, 緒明 博, 稲葉 優介, 森 敦紀

化学工学会 研究発表講演要旨集   2009   876 - 876   2009

extraction of soft metals from acidic media with nitrogen-donor ligand tpen and its analogs Reviewed

Takeshi Ogata, Kenji Takeshita, Glenn A.Fugate, Atsunori Mori

Separation Science and Technology   43   2630 - 2640   2008.8

Separation of Americium (III) and Lanthanide (III) Ions using TPEN Analogs Reviewed

Glenn A. Fugate∗, Kenji Takeshita, Tatsuro Matsumura

Separation Science and Technology   43 ( 9-10 )   2619 - 2629   2008.7

Optical-Response Extraction of Au(III) with Bis(2,2'-dipyridyl-6-yl)diazene and Octanoic Acid Reviewed

Kenji Takeshita, Yasutaka Okada

Journal of Chemical Engineering of Japan   41 ( 6 )   470 - 473   2008.6

Extraction separation of trivalent minor actinides from lanthanides with hydrophobic derivatives of TPEN Reviewed

Tatsuro Matsumura, Kenji Takeshita

Progress in Nuclear Energy   50 ( 2-6 )   470 - 475   2008.3

Separation of Americium(III) and Europium(III) by thermal-swing extraction using thermosensitive polymer gel Reviewed

Kenji Takeshita, Tatsuro Matsumura, Yoshio Nakano

Progress in Nuclear Energy   50 ( 2-6 )   466 - 469   2008.3

感温性高分子ゲルを用いた温度スイングクロマト分離プロセスの開発

竹下 健二, 尾形 剛志, 中野 義夫, 森 敦紀

化学工学会 研究発表講演要旨集   2008   796 - 796   2008

Extraction of Soft metals in Acidic Solution by Hydrophobic Analogs of N,N,N',N'-terakis(2-pyridylmethyl)-1,2-ethylenediamine (TPEN) Reviewed

Takeshi Ogata, Kenji Takeshita, Glenn A.Fugate, Atsunori Mori

Proceedings of the 4th Joint China/Japan Chemical Engineering Symposium   96 - 96   2007.12

Thermal-Swing Extraction Separation of Am (III) and Eu (III) with Poly-NIPA Gel Crosslinked with TPEN Derivative Reviewed

Kenji TAKESHITA, Tatsuro MATSUMURA, Yoshio NAKANO

Journal of Nuclear Science and Technology   44 ( 12 )   1481 - 1483   2007.12

Thermal-swing extraction of cadmium(II) by thermosensitive polymer gel crosslinked with encapsulating hexadentate ligand Reviewed

Kenji Takeshita, Keigo Ishida, Yoshio Nakano, Tatsuro Matsumura

CHEMISTRY LETTERS   36 ( 8 )   1032 - 1033   2007.8

Optimum design of multi-stage isotope separation process by exergy analysis Reviewed

Kenji Takeshita, Masaru Ishida

Energy   31 ( 15 )   3097 - 3107   2006.12

Extraction Behavior of Am(III) from Eu(III) with Hydrophobic Derivatives of N,N,N',N'-tetrakis(2-methylpyridyl)ethylenediamine (TPEN) Reviewed

Tatsuro MATSUMURA, Kenji TAKESHITA

Journal of Nuclear Science and Technology   43 ( 7 )   824 - 827   2006.7

Extraction Separation of Am(III) and Eu(III) with TPEN Isomers and Decanoic Acid Reviewed

T. Matsumura, K. Takeshita

ACS Symposium Series   933   261 - 273   2006.6

温度スイングクロマト分離法による無廃棄物型金属リサイクルシステムの構築

岡野 愛, 竹下 健二, 中野 義夫, 松村 達郎

化学工学会 研究発表講演要旨集   2006   514 - 514   2006

Computational Study on Binary Distillation of Heat-Driven Distillation System Reviewed

Min-Chih Chen, Kenji Takeshita, Masaru Ishida

Industrial & Engineering Chemistry Research   44 ( 24 )   9156 - 9163   2005.11

Application of Fe2O3−Al2O3 Composite Particles as Solid Looping Material of the Chemical-Loop Combustor Reviewed

Masaru Ishida, Kenji Takeshita, Kumi Suzuki, Takeyasu Ohba

Energy & Fuels   19 ( 6 )   2514 - 2518   2005.11

多座窒素ドナー配位子TPENと酸性抽出剤の協同抽出による貴金属の群分離

竹下 健二, 中野 義夫

化学工学会 研究発表講演要旨集   2005   376 - 376   2005

Selective separation of Am(III) from Ln(III) with a novel synergistic extraction system, N,N,N ',N '-tetrakis(2-methylpyridyl)ethylenediamine (TPEN) and carboxylic acid in 1-octanol Reviewed

R Mirvaliev, M Watanabe, T Matsumura, S Tachimori, K Takeshita

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY   41 ( 11 )   1122 - 1124   2004.11

Development of thermal swing adsorption (TSA) process for complete recovery of iodine in dissolver off-gas Reviewed

K Takeshita, Y Azegami

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY   41 ( 1 )   91 - 94   2004.1

Selective extraction of americium(III) over macroscopic concentration of lanthanides(III) by synergistic system of TPEN and D2EHPA in 1-octanol Reviewed

M Watanabe, R Mirvaliev, S Tachimori, K Takeshita, Y Nakano, K Morikawa, T Chikazawa, R Mori

SOLVENT EXTRACTION AND ION EXCHANGE   22 ( 3 )   377 - 390   2004

Evaluation of Energy-Saving Effect of Heat-Driven Distillation System by Exergy Analysis Method

M-C. Chen, K. Takeshita, M. Ishida

Proc. of the 10th APCChE (Asian-Pacific Confederation of Chemical Engineering) Congress   2004   3P-12-078 (CD-ROM) - 1014   2004

SIMULTANEOUS RECOVERY OF NOBLE METALS BY HEXADENTATE LIGAND TPEN AND ACIDIC EXTRACTANT D2EHPA

Kenji TAKESHITA, Masaru ISHIDA Misako, KONDO Yoshio, NAKANO Yoshimi SEIDA

Proc. of the 10th APCChE (Asian-Pacific Confederation of Chemical Engineering) Congress   2004   4F-03 (CD-ROM) - 238   2004

Application of Exergy Analysis to Design of Multi-stage Process for Carbon Isotope Separation Reviewed

K. Takeshita, M. Ishida

Proc. of the17th International Conference on Efficiency, Costs, Optimization, Simulation and Environmental Impact of Energy and Process Systems (ECOS 2004)   117 - 126   2004

Proposal of PEACE (Peaceful East-Asia Centered Electricity) network for stable supply of electricity and chemical energy in east-Asian region Reviewed

M Ishida, K Takeshita, T Ohba, S Watanabe

Energy-Efficient, Cost-Effective and Environmentally-Sustainable Systems and Processes, Vols 1-3   287 - 294   2004

Phase behavior of thermoresponsive ionic hydrogel prepared with ultrasound and its adsorption behavior for metal ions

Takeshita K, Nakano, Y

Proc. of 2nd IUPAC International Symposium on Macro- and Supra- Molecular Architecture and Materials （MAM-04）,   1-7 (CD-ROM)   2004

SYNERGISTIC EXTRACTION OF NOBLE METALS WITH HEXADENTATE LIGAND TPEN AND ACIDIC EXTRACTANT D2EHPA

Kenji TAKESHITA, KONDO Yoshio, NAKANO

Proc of Korea-Japan International Symposium on Materials Science & Resources Recycling   151 - 158   2004

Proposal of PEACE (Peaceful East-Asia Centered Electricity) network for use of waterpower resources in Southeast Asia

M. Ishida, K. Takeshita, T. Ohba, S. Watanabe

The 227th ACS National Meeting   227   ICE-78 - U1243   2004

Extraction Separation of Americium(III) from Lanthanides(III) with N, N, N', N'-tetrakis(2-Methylpyridyl)Ethylenediamine(TPEN) and Derivatives

Tatsuro Matsumura, Kenji Takeshita

Proc. of Sixth International Conference on Nuclear and Radiochemistry (NRC6)   1 - 2   2004

Extraction separation of Cd(II) and Zn(II) with Cyanex301 and aqueous nitrogen-donor ligand TPEN Reviewed

Kenji Takeshita, Kunio Watanabe, Yoshio Nakano, Masayuki Watanabe

SOLVENT EXTRACTION AND ION EXCHANGE   22 ( 2 )   203 - 218   2004

Thermal-swing extraction of Cd(II) by thermosensitive gel crosslinked with nitrogen-donor ligands Reviewed

K Takeshita, M Tanaka, Y Nakano, Y Seida

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   36 ( 10 )   1253 - 1258   2003.10

Phase behavior of N-isopropylacrylamide/acrylic acid copolymer hydrogels prepared with ultrasound Reviewed

Yoshimi Seida, Kenji Takeshita, Yoshio Nakano

Journal of Applied Polymer Science   90 ( 9 )   2449 - 2452   2003.9

Solvent extraction separation of Cd(II) and Zn(II) with the organophosphorus extractant D2EHPA and the aqueous nitrogen-donor ligand TPEN Reviewed

K Takeshita, K Watanabe, Y Nakano, M Watanabe

HYDROMETALLURGY   70 ( 1-3 )   63 - 71   2003.7

Recovery of tritium from wastewater generated by decommissioning of gas cooled reactors (GCR) Reviewed

K Takeshita, Y Nnakano, M Shimizu

CANADIAN JOURNAL OF CHEMICAL ENGINEERING   81 ( 2 )   312 - 317   2003.4

Extraction Separation of Cd(II) and Zn(II) by an Aqueous Complexing Agent TPEN and a Hydrophobic Extractant Cyanex 301 Reviewed

K.Takeshita, K. Watanabe, Y. Nakano

Proc. of the International Conference on Ion Exchange (ICIE'03)   3B-36   2003

Analysis of Heavy Water production Plant using Bithermal and Monothermal H2/H2O-isotopic Exchange Processes (PLENARY LECTURE) Invited

K. Takeshita, M. Shimizu

Proc. of the 3rd conference of isotopic and molecular processes   2003

ENERGY-SAVING EFFECT OF HEAT- INTEGRATED DISTILLATION PROCESS COMBINED WITH PHASE CONVERTERS Reviewed

K. Takeshita, H. Tokairin, M. Ishida

Proc. of 16th International Conference on Efficiency, Costs, Optimization, Simulation and Environmental Impact of Energy Systems (ECOS2003)   3   1497 - 1503   2003

Extraction of Cd(II) and Zn(II) with Dialkylthiophosphinic Acid and Hexadentate Nitrogen-donor Ligand Reviewed

K.Takeshita, K.Watanabe, Y.Nakano, M.Watanabe

Chem. Lett.   32 ( 1 )   96 - 97   2003

Selective extraction of Am(III) over lanthanides(III) by synergistic systems of TPEN and acidic extractants in alcoholic solvents Invited

M. Watanabe, R. Mirvaliev, S. Tachimori, K. Takeshita, Y. Nakano, K. Morikawa, T. Chikazawa, R. Mori

Proc. of the 225th ACS National Meeting   225   I-126 - U971   2003

Separation of americium(III) from lanthanide by encapsulating hexadentate-ligand Reviewed

M Watanabe, R Mirvaliev, S Tachimori, K Takeshita, Y Nakano, K Morikawa, R Mori

CHEMISTRY LETTERS   ( 12 )   1230 - 1231   2002.12

Recovery of 14C from graphite moderator of gas-cooled reactor (GCR) Reviewed

Kenji TAKESHITA, Yoshio NAKANO, Masami SHIMIZU, Yasuhiko FUJII

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY   39 ( 11 )   1207 - 1212   2002.11

Extraction of Cd(II) from aqueous nitrate solution by thermosensitive gel crosslinked with 2,6-DI(3-vinylbenzyl-1,2,4-triazol-5-yl)pyridine (BTP) Reviewed

Kenji Takeshita, Motoki Tanaka, Yoshio Nakano

Solvent Extraction and Ion Exchange   20 ( 1 )   139 - 150   2002.1

抽出プロセス及び抽出装置の最近の開発動向

竹下健二

分離技術   32 ( 2 )   38 - 40   2002

Numerical study on extraction of tritium generated in HMR by way of system composed of EXEL-process and thermal diffusion column cascade Reviewed

M Shimizu, K Takeshita

NUKLEONIKA   47   S89 - S93   2002

Extraction and Recovery of Cd(II) in Aqueous Nitrate Solution by Thermosensitive Polymer Gel using Nitrogen-donor Ligands as Crosslinker Reviewed

K.Takeshita, M. Tanaka, Y, Nakano, Y. Seida

Journal of Chemical Industry and Engineering (China)   53 ( suppl. )   228 - 230   2002

Development of Thermal Swing Adsorption Process for Fractionation and Recovery of Iodine from Dissolver Off-gas Reviewed

TAKESHITA Kenji, NAKANO Yoshio

Journal of the Atomic Energy Society of Japan / Atomic Energy Society of Japan   43 ( 12 )   1216 - 1219   2001.12

環境保全型抽出プロセス (特集 環境適応型プロセスの開発)

竹下 健二, 中野 義夫

ケミカルエンジニヤリング   46 ( 12 )   931 - 936   2001.12

Development of thermal swing adsorption process for Fractionation and recovery of iodine from dissolver off-gas Reviewed

K Takeshita, Y Nakano

JOURNAL OF THE ATOMIC ENERGY SOCIETY OF JAPAN   43 ( 12 )   1216 - 1219   2001.12

Prediction of a breakthrough curve of iodine on a reduced silver-loaded adsorbent bed Reviewed

K Takeshita, Y Nakano

NUCLEAR TECHNOLOGY   133 ( 3 )   338 - 345   2001.3

Extraction of americium (III) by thermosensitive polymer gel copolymerized with acidic phosphorus compound Reviewed

Kenji Takeshita, Yoshio Nakano, Tatsuro Matsumura

Journal of nuclear fuel cycle and environment   7 ( 1 )   11 - 16   2001.3

Adsorption mechanism of hexavalent chromium by redox within condensed-tannin gel Reviewed

Y Nakano, K Takeshita, T Tsutsumi

WATER RESEARCH   35 ( 2 )   496 - 500   2001.2

Biosorption of Heavy Metals to Chlorella vulgaris

K.Takeshita, J.Fujita, Y.Nakano

Proc. of IWA 2nd World Water Congress   P2055(CD-ROM)   2001

DEVELOPMENT OF FRACTIONATION PROCESS OF ^129^I IN PREPARATION FOR TRANSMUTATION OF LLFP

K.Takeshita, Y.Nakano

Proc. of NUCEF 2001   PS-15   2001

Recovery Process of ^13^C from Irradiated Graphite

K.Takeshita, Y.Nakano, M.Shimizu Y.Fujii

Proc.of SEPARATION PHENOMENA IN LIQUID and GASES   24 - 28   2001

水溶性多座配位子TPENとリン酸エステルによるCd(II)の協同抽出

竹下健二, 渡辺邦男, 中野義夫

化学工学シンポジウムシリーズ   76   19 - 24   2001

Synergistic Extraction of Cd(II) with Hexadentate Ligand TPEN and Acidic Phosphorus Extractant D2EHPA

K.Takeshita, K.Waranabe, Y.Nakano

Proc. of IWA 2nd World Water Congress   P2054(CD-ROM)   2001

Comparison between Water Distillation Process and Hydrogen Isotope Exchange Process for Depletion and Enrichment of Tritium in Light Water

K.Takeshita, M.Shimizu

Proc of Isotopic and Molecular Processes   10   2001

Extraction of Cd(II) from Aqueous Nitrate Solution by Thermosensitive Gel crosslinked with 2,6-di(3-vinylbenzyl-1,2,4-triazol-5-yl)pyridine (BTP) Reviewed

K.Takeshita, M.Tanaka, Y.Nakano

Solv.Extr.and Ion Exch.   19 ( 6 )   000-000   2001

PREDICTION OF BREAKTHROUGH CURVE OF METAL ION ON EXTRACTION CHROMATOGRAPHIC COLUMN Reviewed

KENJI TAKESHITA, YOSHIO NAKANO

Solvent Extraction and Ion Exchange   18 ( 5 )   953 - 963   2000.9

EXTRACTION OF LANTHANIDE ELEMENTS BY THERMOSENSITIVE POLYMER GEL COPOLYMERIZED WITH ACIDIC PHOSPHORUS COMPOUND* Reviewed

KENJI TAKESHITA, YOSHIO NAKANO

Solvent Extraction and Ion Exchange   18 ( 2 )   375 - 386   2000.3

A mathematical model to predict extraction behavior of metal ions between a polymer gel and an aqueous phase Reviewed

Kenji Takeshita

SOLVENT EXTRACTION AND ION EXCHANGE   17 ( 2 )   301 - 316   1999.3

ヨーロッパにおけるアクチノイド分離の最新動向 Reviewed

竹下健二

日本原子力学会 燃料サイクル技術専門委員会   ( 4 )   1999

Formation of Ruthenium Colloid in Ethylene Glycol

MIYAZAKI Akane, TAKESHITA Kenji, AIKA Ken-ichi, NAKANO Yoshio

Chemistry Letters   1998 ( 4 )   361 - 362   1998.4

Insoluble Tannin application for radioactive liquid waste

K.Hamaguchi, W.Shirato, Y.Nakamura, T.Matsumura, K.Takeshita, Y.Nakano

Proc. of NUCEF'98   316   1998

Kinetics of iodine poisoning of hydrophobic Pt/SDBC catalyst for hydrogen isotopic exchange reaction Reviewed

YZ Wei, M Shimizu, K Takeshita, M Kumagai, T Takashima

CANADIAN JOURNAL OF CHEMICAL ENGINEERING   75 ( 3 )   502 - 508   1997.6

有機リン抽出剤で膨潤した高分子ゲルの架橋構造と金属イオン抽出能の関係

竹下健二, 松本史朗, 高島洋一

化学工学シンポジウムシリーズ60   131   1997

二座配位有機リン化合物で膨潤した高分子ゲルによる希土類元素の多成分抽出

竹下健二, 松本史朗, 高島洋一

化学工学シンポジウムシリーズ56   190   1997

再処理工場オフガスからの要素除去用「銀添疎水性吸着材」の開発

伊波慎一, 野上隆雄, 槙 彰, 小形佳昭, 竹下健二, 九石正美, 熊谷幹郎

動燃技法   98   32 - 42   1996.8

New Treatment System of Low-level Liguid Wastes (LLLW) containing α-ray Nuclides

K.Takeshita, Y.Nakano, Y.Ikeda, M.Kumagai, Y.Takashima, Y.Endo R.Hiraoka

Proc. of Adsorption in Water Environment and Treatment Processes   66   1996

Deactivation of a hydrophobic Pt/SDBC catalyst by nitrogen compounds for hydrogen isotopic exchange reaction Reviewed

YZ Wei, K Takeshita, M Shimizu, M Kumagai, Y Takashima, S Matsumoto

KAGAKU KOGAKU RONBUNSHU   21 ( 6 )   1161 - 1169   1995.11

Deactivation of Hydrophobic Pt/SDBC-Catalyst for H2/HTO-Exchange Reaction Destined for Tritium Removal in Reprocessing Plant Reviewed

Wei Yue-Zhou, Kenji Takeshita, Masami Shimizu, Mikio Kumagai, Yoichi Takashima, Shiro Matsumoto

FUSION TECHNOLOGY   28 ( 3 )   1585 - 1590   1995.10

Application of H2/HTO Isotopic Exchange Method to Recovery of Tritium from Waste Water Generated in Spent Nuclear Fuel Reprocessing Plant Reviewed

Kenji Takeshita, Wei Yue-Zhou, Mikio Kumagai, Yoichi Takashima, Masami Shimizu

FUSION TECHNOLOGY   28 ( 3 )   1572 - 1578   1995.10

Effect of Grain Size of AgNO3 Loaded in Porous Material on Adsorption of CH3I Reviewed

Kenji TAKESHITA, Yoichi TAKASHIMA, Shiro MATSUMOTO, Shinichi INAMI

Journal of Nuclear Science and Technology   32 ( 9 )   941 - 943   1995.9

EXTRACTION OF CERIUM(III) BY POLYMER GELS SWOLLEN WITH BIDENTATE ORGANOPHOSPHORUS COMPOUNDS Reviewed

Kenji Takeshita, Yoichi Takashima, Shiro Matsumoto, Hiromitsu Yamanaka

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   28 ( 1 )   91 - 96   1995.2

EXTRACTION OF CERIUM (III) BY SOLID EXTRACTANT IMPREGNATED WITH DIHEXYL-N, N-DIETHYLCARBAMOYLMETHYLPHOSPHONATE Reviewed

TAKESHITA Kenji, KUMAGAI Mikio, TAKASHIMA Yoichi, MATSUMOTO Shiro

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   27 ( 1 )   52 - 56   1994.2

Effect of Nitric Acid on the Isotopic Exchange Reaction Between H2 and HDO(v) over Hydrophobic Platinum Catalyst Reviewed

Wei Yue-Zhou, Kenji Takeshita, Masami Shimizu, Mikio Kumagai, Yoichi Takashima

Studies in Surface Science and Catalysis   88   609 - 615   1994

Development of Silver-impregnated Hydrophobic Adsorbent for Removal of Radioactive Iodine

K.Takeshita, M.Sazaeashi, M.Kumagai, S.Matsumoto, Y.Takashima

Proc. of the Fourth International Conference on Nuclear Fuel Reprocessing and Waste Management   ( 3 )   1994

Volume Reduction of Spent Silver-Impregnated Hydrophobic Adsorbents Reviewed

Masami Sazarashi, Kenji Takeshita, Mikio Kumagai, Yoichi Takashima, Hisato Komatsu, Shin-Ichi Inami

Nippon Genshiryoku Gakkaishi/Journal of the Atomic Energy Society of Japan   35 ( 12 )   1095 - 1097   1993

ADSORPTION OF IODINE BY SILVER-IMPREGNATED HYDROPHOBIC ADSORBENT Reviewed

K TAKESHITA, S MATSUMOTO, M KUMAGAI, J KOGA, Y TAKASHIMA

JOURNAL OF THE ATOMIC ENERGY SOCIETY OF JAPAN   34 ( 12 )   1161 - 1165   1992.12

Continuous Recovery of NOx as Nitric Acid by Thermal Swing Adsorption Process Using Mineral Zeolite Reviewed

Masami Sazarashi, Kenji Takeshita, Mikio Kumagai, Takaaki Tamura, Yoichi Takashima

Nippon Genshiryoku Gakkaishi/Journal of the Atomic Energy Society of Japan   34 ( 10 )   967 - 970   1992.10

Recovery of Nitrogen oxides as Nitric Acid by Mineral Zeolite Reviewed

Masami Sazarashi, Kenji Takeshita, Mikio Kumagai, Takaaki Tamura, Yoichi Takashima

Nippon Genshiryoku Gakkaishi/Journal of the Atomic Energy Society of Japan   34 ( 6 )   529 - 532   1992.6

Development of Extraction Chromatographic Method for Removal of TRU Nuclides from Low-level Radioactive Liguid Wastes

K.Takeshita, M.Kumagai, S.Matsumoto, Y.Takashima

Proc. of the Fourth International Conference on Nuclear Fuel Reprocessing and Waste Management   2   756   1991

A Two Step Model for Advanced Separation of ┣D113┫D1C by the Chemical Exchange Method between CO┣D22┫D2 and Amine in a Nonagueons Solvent(共著)

A.Kitamoto, K.Takeshita

Proc. of the International Symposium of Isotope Separation and Chemical Exchange Uranium Enrichment   376   1990

Development of cmp-impregnated solid extractant for tru removal from radioactive liquid wastes Reviewed

Kenji Takeshita, Shiro Matsumoto, Jiro Koga, Yoichi Takashima

I. Chem. E. Symp. Ser.   119   95   1990

A PRODUCTION PROCESS FOR UNIFORM-SIZE POLYMER PARTICLES Reviewed

S MATSUMOTO, K TAKESHITA, J KOGA, Y TAKASHIMA

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   22 ( 6 )   691 - 693   1989.12

Relation between separation factor of carbon isotope and chemical reaction of CO2 with amine in nonaqueous solvent Reviewed

Kenji Takeshita, Asashi Kitamoto

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   22 ( 5 )   447 - 454   1989.10

Chemical equilibria of absorption of CO2 into nonaqueous solution of amine Reviewed

TAKESHITA KENJI, KITAMOTO ASASHI

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   21 ( 4 )   411 - 417   1988

Research and Development of Hydrophobic Adsorbent for Iodine Removal Reviewed

K.Takeshita, S.Matsumoto, Y.Takashima

Proc. of 20th DOE/NRC Nuclear Air Cleaning Conference   1   205   1988

化学交換法による向流型交換塔の炭素同位体分離性能の評価(共著) Reviewed

竹下健二, 北本朝史

日本原子力学会誌   29 ( 5 )   445 - 455   1987

Isotope Separation of Carbon-13 by Counter-Current Column with Exchange Reaction between Carbon Dioxide and Carbamic Acid Reviewed

Kenji Takeshita, Asashi Kitamoto, Yoichi Takashima

KAGAKU KOGAKU RONBUNSHU   12 ( 3 )   307 - 314   1986

Separation Performance of Carbon Isotope by Counter-current packed column with Chemical Exchange Process

A.Kitamoto, K.Takeshita

Proc. of World Congress III of Chemical Engineering   1   719   1986

Absorption of Carbon Dioxide and Isotope Exchange Rate of Carbon in a Reaction System between Carbon Dioxide and Carbamic Acid Reviewed

Kenji Takeshita, Asashi Kitamoto

KAGAKU KOGAKU RONBUNSHU   11 ( 5 )   581 - 588   1985

7.3 環境保全と分離 気体状放射性物質の分離

分離科学ハンドブック  1993 

Development of Subcritical Water Ion Exchange System for Cleaning of Soil contaminated by Radioactive Cesium (1) Ion-exchange Desorption of Cs⁺ from Soil in Subcritical Water

竹下健二, YIN Xiangbiao, 渡邊真太, 福田達弥, 中瀬正彦

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Selection of nuclides for mass-balance analysis of fission products

岡村知拓, 大泉昭人, 西原健司, 中瀬正彦, 竹下健二

日本原子力研究開発機構JAEA-Data/Code(Web)   ( 2020-023 )   2021

Study on advanced nuclear energy system based on the environmental impact of radioactive waste Disposal, (1) Environmental load and nuclear fuel cycle conditions in waste disposal

朝野英一, 桜木智史, 浜田涼, HAN Chi Young, 中瀬正彦, 松村達郎, 千葉豪, 相樂洋, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Development of Accelerated Exponential Method for Burnup Calculation in Nuclear Material Balance Code

岡村知拓, 大泉昭人, 西原健司, 中瀬正彦, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Mutual separation of trivalent lanthanide and actinides with its behavior of Sr, Tc and Pd by DGA extractant

佐々木祐二, 金子政志, 松宮正彦, 中瀬正彦, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Development of stable solidification technique of ALPS sediment wastes by apatite ceramics (5) Synthesis of apatite and phosphate ceramics form the main components of ALPS sediment wastes

和田恵梨子, 中瀬正彦, 竹下健二, 金川俊, 土方孝敏, 駒義和

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Development of stable solidification process of radioactive Cesium from contaminated soil by functional porous silica glass and struvite

YUAN Zhoufei, 中瀬正彦, 渡邊真太, 針貝美樹, 稲葉優介, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal (18) Effects of UO₂-MOX blended vitrified waste disposal on reduction of environmental impact

三成映理子, 岡村知拓, 中瀬正彦, 桜木智史, 浜田涼, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Development of Subcritical Water Ion Exchange System for Cleaning of Soil contaminated by Radioactive Cesium (2) In-situ Observation of Vermiculite and Interlayer Ions in Subcritical Water Environment by Synchrotron XRD and EXAF

福田達弥, 高橋亮, 原卓飛, 渡邊真太, YIN Xiangbiao, 尾原幸治, 加藤和男, 松村大樹, 中瀬正彦, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Development of Subcritical Water Ion Exchange System for Cleaning of Soil contaminated by Radioactive Cesium (3) Analysis of Desorption Mechanism of Cs from Vermiculite by Molecular Dynamics and First-principles Calculations

渡邊真太, 福田達弥, YIN Xiangbiao, 針貝美樹, 中瀬正彦, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2021   2021

Development of stable solidification technique of ALPS sediment wastes by apatite ceramics (1) General Plan

竹下健二, 中瀬正彦, 金川俊, 土方孝敏, 駒義和

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Mechanism study on Cs desorption from clay minerals by rapid cation exchange under subcritical water environment by in-situ XRD and XAFS measurement

福田達弥, 高橋亮, 原卓飛, 尾原幸治, 加藤和男, 松村大樹, 中瀬正彦, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Development of DGA compound and separation of trivalent actinides from lanthanides using organic acid with DTPA-BA

佐々木祐二, 金子政志, 松宮正彦, 中瀬正彦, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Development of stable solidification technique of ALPS sediment wastes by apatite ceramics (4) Development of low temperature solidification technologies for apatite powder

土方孝敏, 中瀬正彦, 内海和夫, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Development of cyano-group bridge-type coordination polymer with a high sorption characteristic of platinum-group elements for high quality and volume reduction of vitrified objects containing high-level radioactive nuclear wastes (9) Synthesis and sorption studies of aluminum ferrocyanide

稲葉優介, 針貝美樹, 三島理愛, 三島理愛, 立岡壮太郎, 斉藤慧太, 竹下健二, 渡邊真太, 尾上順

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal (15) Study on setting a standard case of the MOX vitrified waste disposal and the effect of MA separation to the thermal property

三成映理子, 岡村知拓, 中瀬正彦, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal (13) Waste management issues arising from Pu burning in LWR

桜木智史, 朝野英一, 朝野英一, 岡村知拓, 三成映理子, 中瀬正彦, 竹下健二, 稲垣八穂広, 新堀雄一, 佐藤正知

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Development of cyano-group bridge-type coordination polymer with a high sorption characteristic of Platinum-group elements for high quality and volume reduction of vitrified objects containing high-level radioactive nuclear wastes (7) Outline and summary of our project

尾上順, 渡邊真太, 稲葉優介, 針貝美樹, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Development of stable solidification technique of ALPS sediment wastes by apatite ceramics (3) Synthesis of apatite waste form by sol/gel and hydrothermal methods and their properties

中瀬正彦, 増田歩, 金川俊, 金川俊, 内海和夫, 土方孝敏, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal, (17) Study on the reduction of footprint of geological repository by combination of time factors in backend process and waste emplacements at geological repository

岡村知拓, 三成映理子, 中瀬正彦, 桜木智史, 朝野英一, 朝野英一, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Basic research programs of vitrification technology for waste volume reduction (79) Scenario study on the volume reduction and disposal impact of waste generated from high-burnup UO₂ fuel

桜木智史, 朝野英一, 朝野英一, 岡村知拓, 三成映理子, 中瀬正彦, 竹下健二, 鬼木俊郎

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

Irradiation effect of apatite ceramics containing heat generating nuclides

金川俊, DONG ZhiLi, WHITE Tim, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal, (16) Load evaluation of geological disposal for MOX fuel-derived wastes

朝野英一, 朝野英一, 桜木智史, 三成映理子, 岡村知拓, 中瀬正彦, 竹下健二, 稲垣八穂広, 新堀雄一, 佐藤正知

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Development of cyano-group bridge-type coordination polymer with a high sorption characteristic of platinum-group elements for high quality and volume reduction of vitrified objects containing high-level radioactive nuclear wastes (10) Platinum-group elements sorption studies of aluminum ferrocyanide

三島理愛, 三島理愛, 稲葉優介, 立岡壮太郎, 針貝美樹, 渡邊真太, 尾上順, 中瀬正彦, 松村達郎, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Coordination and structural studies on complexes of f-block elements and amide-type-polyaminocalboxylic acid ligands

中瀬正彦, 青山友花子, 立岡壮太郎, 森田圭介, 佐々木祐二, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Nuclear Regulation Human Resource Development Program in Tokyo Tech “The Advanced Nuclear 3S Education and Training (ANSET)” (6) Implementation Status AY2020

HAN Chi Young, 相樂洋, 松本義久, 千葉敏, 林崎規託, 池上雅子, 尾本彰, 片渕竜也, 鷹尾康一郎, 木倉宏成, 竹下健二

日本核物質管理学会年次大会論文集(Web)   41st   2020

Study on mutual separation of heavy lanthanide by combination of extractant and amidic acid-type hydrophobic complexant

中瀬正彦, 青山友花子, 増田歩, 針貝美樹, 竹下健二, 佐々木裕二, 松宮正彦

希土類   ( 76 )   2020

Synthesis of apatite solidification containing rare earth elements for stable immobilization of radioactive nuclides

増田歩, 金川俊, 青山友花子, 中瀬正彦, 竹下健二

希土類   ( 76 )   2020

Development of cyano-group bridge-type coordination polymer with a high sorption characteristic ofplatinum-group elements for high quality and volume reduction of vitrified objects containing high-level radioactive nuclear wastes(11) Process Evaluation

竹下健二, 稲葉優介, 針貝美樹, 渡邊真太, 尾上順

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Development of cyano-group bridge-type coordination polymer with a high sorption characteristic of platinum-group elements for high quality and volume reduction of vitrified objects containing high-level radioactive nuclear wastes (8) Analysis of physical factors on the metal sorption of ferrocyanide nanoparticles and examination of a coordination polymer with a high sorption characteristic

渡邊真太, 針貝美樹, 稲葉優介, 中谷真人, 竹下健二, 尾上順

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal, (14) Thermal property of spent MOX fuel and its effect on geological disposal

岡村知拓, 三成映理子, 川合康太, 中瀬正彦, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2020   2020

Development of stable solidification technique of ALPS sediment wastes by apatite ceramics (2) Synthesis and characterization of apatite waste forms by solid-state reaction

金川俊, 金川俊, 中瀬正彦, 増田歩, 内海和夫, 土方孝敏, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2020   2020

高レベル放射性廃液ガラス固化体の高品質・減容化のための白金族元素高収着能を有するシアノ基架橋型配位高分子材料の開発(2)フェロシアン化アルミニウムの合成と収着性能評価

稲葉優介, 三島理愛, 斉藤慧太, 立岡壮太郎, 針貝美樹, 竹下健二, 渡邊真太, 尾上順

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

フェロシアン化アルミニウムによる高レベル放射性廃液からの白金族元素及びモリブデン吸着

稲葉優介, 三島理愛, 立岡壮太郎, 斎藤慧太, 針貝美樹, 竹下健二, 渡邊真太, 尾上順

日本吸着学会研究発表会講演要旨集   33rd   2019

亜臨界水条件におけるカチオン高速イオン交換を用いたバーミキュライトからのCs回収に関する研究

高橋亮, 福田達弥, 福田達弥, YIN Xiangbiao, YIN Xiangbiao, 針貝美樹, 稲葉優介, 竹下健二

日本吸着学会研究発表会講演要旨集   33rd   2019

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(11)MOX燃料におけるMA分離と処分場負荷削減効果の検討

三成映理子, 岡村知拓, 中瀬正彦, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

亜臨界水環境における汚染土壌からのCs脱離反応速度解析

福田達弥, 高橋亮, YIN Xiangbiao, 稲葉優介, 針貝美樹, 中瀬正彦, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(10)横置き方式による廃棄体専有面積削減効果の検討

岡村知拓, 三成映理子, 中瀬正彦, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(9)ガラス固化プロセスにおける廃棄物含有率と処分場の負荷低減

朝野英一, 朝野英一, 川久保政洋, 岡村知拓, 三成映理子, 中瀬正彦, 竹下健二, 稲垣八穂広, 新堀雄一, 佐藤正知

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

亜臨界水中の高速イオン交換を利用した汚染土壌からの放射性Cs回収

竹下健二

イオン交換セミナー講演要旨集   32nd   2019

高レベル放射性廃液中の白金族・Moの分離回収に向けたフェロシアン化鉄ナノ粒子の金属収着特性の解析

渡邊真太, 稲葉優介, 三島理愛, 針貝美樹, 中谷真人, 竹下健二, 尾上順

日本化学会春季年会講演予稿集(CD-ROM)   99th   2019

高レベル放射性廃液ガラス固化体の高品質・減容化のための白金族元素高収着能を有するシアノ基架橋型配位高分子材料の開発(4)プロセス評価

竹下健二, 岡村知拓, 針貝美樹, 稲葉優介, 中瀬正彦, 渡邊真太, 尾上順

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

機能性多孔質ガラスによる汚染水からの放射性セシウムの吸着及び固定化

稲葉優介, 原卓飛, 山下健仁, 針貝美樹, 高橋秀治, 竹下健二

化学工学会年会研究発表講演要旨集(CD-ROM)   84th   2019

First-principles and Spectroscopic Analyses of Sorption Characteristics of Hexacyanoferrate Nanoparticles for Ru, Rh, Pd and Mo ions

渡邊真太, 佐藤俊和, 中谷真人, 吉野正人, 長崎正雅, 尾上順, 三島理愛, 針貝美樹, 稲葉優介, 竹下健二

DV-Xα研究協会会報   31 ( 1-2 )   2019

配位子搭載型ハイドロゲルによる硝酸溶液からのウラン,トリウムの吸着分離

中瀬正彦, 山村朝雄, 白崎謙次, 永井満家, 小林徹, 松村大樹, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

2,9-ジアミド-1,10-フェナントロリンを骨格とした長鎖アルキル基を有する新規ハイブリッド型配位子の合成とマイナーアクチノイド及びランタノイドの抽出特性

伊藤紗弓, 中瀬正彦, 筒井菜緒, 筒井菜緒, 松村達郎, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2019   2019

高レベル放射性廃液ガラス固化体の高品質・減容化のための白金族元素高収着能を有するシアノ基架橋型配位高分子材料の開発(6)第一原理計算によるフェロシアン化物への金属イオン収着おける物理因子の解析

渡邊真太, 針貝美樹, 稲葉優介, 中谷真人, 竹下健二, 尾上順

日本原子力学会秋の大会予稿集(CD-ROM)   2019   2019

東京工業大学 原子力規制人材育成プログラム「原子力安全・核セキュリティ・保障措置教育の体系化と実践」(4)2019年度実施状況

江幡修一郎, HAN Chi Young, 相楽洋, 松本義久, 千葉敏, 林崎規託, 池上雅子, 尾本彰, 竹下健二, 片渕竜也, 木倉宏成, 鷹尾康一郎

日本核物質管理学会年次大会論文集(Web)   40th   2019

モノアミド搭載型ハイドロゲルによる硝酸溶液からのウラン,トリウムの吸着分離

中瀬正彦, 山村朝雄, 白崎謙次, 永井満家, 小林徹, 松村大樹, 青山友花子, 立岡壮太郎, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2019   2019

高レベル放射性廃液ガラス固化体の高品質・減容化のための白金族元素高収着能を有するシアノ基架橋型配位高分子材料の開発(5)フェロシアン化アルミニウムの合成と金属イオン収着性能評価

稲葉優介, 針貝美樹, 立岡壮太郎, 三島理愛, 三島理愛, 斉藤慧太, 竹下健二, 渡邊真太, 尾上順

日本原子力学会秋の大会予稿集(CD-ROM)   2019   2019

フェロシアン化アルミニウムによる高レベル放射性廃液からのパラジウム吸着

立岡壮太郎, 三島理愛, 針貝美樹, 中瀬正彦, 稲葉優介, 竹下健二, 渡邊真太, 尾上順

日本吸着学会研究発表会講演要旨集   33rd   2019

福島汚染土壌からの放射性Cs回収及び固定化におけるX線分析の利用

竹下健二, YIN Xiangbiao, YIN Xiangbiao, ZHANG Lijuan, 原卓飛, 針貝美樹, 稲葉優介

X線分析討論会講演要旨集   55th   2019

機能性多孔質ガラスによる放射性セシウムの吸着とガラス固化

原卓飛, 山下健仁, 針貝美樹, 稲葉優介, 竹下健二

日本吸着学会研究発表会講演要旨集   33rd   2019

アルミニウムを用いたアパタイト構造を有するCs含有固化体の合成

金川俊, DONG ZhiLi, WHITE Tim, 土方孝敏, 青山友花子, 竹下健二

日本原子力学会秋の大会予稿集(CD-ROM)   2019   2019

亜臨界水イオン交換法によるバーミキュライトからのCs⁺脱離

竹下健二, 稲葉優介, YIN Xiangbiao, YIN Xiangbiao, 駒義和

日本原子力学会秋の大会予稿集(CD-ROM)   2019   2019

フェロシアン化アルミニウムナノ粒子の合成と白金族元素・モリブデンに対する収着特性評価

渡邊真太, 竹内俊喜, 中谷真人, 稲葉優介, 針貝美樹, 竹下健二, 尾上順

ナノ学会大会講演予稿集   17th   2019

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(5)UO₂使用済燃料冷却期間長期化におけるMA分離の効果

三成映理子, 川合康太, 岡村知拓, 川久保政洋, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(4)Cs/Sr分離による高含有ガラス固化体処分の廃棄体専有面積評価

岡村知拓, 川合康太, 三成映理子, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

ガラス固化体の高品質・減容化に向けたフェロシアン化物ナノ粒子へのRu,Rh PdおよびMoの収着特性解析

渡邊真太, 中谷真人, 吉野正人, 長崎正雅, 三島理愛, 針貝美樹, 稲葉優介, 竹下健二, 尾上順

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(6)処分場負荷低減を目指したバックエンドシステム研究開発への提言

竹下健二, 川合康太, 岡村知拓, 三成映理子, 川久保政洋, 坪能和宏, 朝野英一, 朝野英一, 千葉豪, 稲垣八穂広, 新堀雄一, 佐藤正知

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(1)経緯,視点,研究展開

佐藤正知, 新堀雄一, 稲垣八穂広, 千葉豪, 竹下健二, 川久保政洋, 坪能和宏, 朝野英一, 朝野英一

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

機能性多孔質ガラスによるセシウムの選択的吸着及びガラス固化

稲葉優介, 山下健仁, 原卓飛, 針貝美樹, 高橋秀治, 竹下健二, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

ガラス固化体の高品質化・発生量低減のための白金族元素回収プロセスの開発

竹下健二

原子力システム研究開発事業成果報告会(Web)   2017   2018

21世紀後半に向けた廃棄物管理の選択肢:Pu利用推進と環境負荷低減型地層処分に関する研究(3)核燃料サイクル諸条件が使用済燃料とガラス固化体に及ぼす影響

川合康太, 岡村知拓, 三成映理子, 川久保政洋, 朝野英一, 朝野英一, 竹下健二

日本原子力学会春の年会予稿集(CD-ROM)   2018   2018

硝酸水溶液中におけるフェロシアン化物ナノ粒子へのRu,Rh,PdおよびMoイオンの収着特性

渡邊真太, 佐藤俊和, 中谷真人, 吉野正人, 長崎正雅, 三島理愛, 針貝美樹, 稲葉優介, 竹下健二, 尾上順

ナノ学会大会講演予稿集   16th   2018

硝酸水溶液中におけるフェロシアン化アルミニウムナノ粒子のRu,Rh,PdおよびMoイオンに対する収着特性

竹内俊喜, 渡邊真太, 中谷真人, 三島理愛, 針貝美樹, 稲葉優介, 竹下健二, 尾上順

日本原子力学会秋の大会予稿集(CD-ROM)   2018   2018

フェロシアン化アルミニウムによる高レベル放射性廃液からの白金族元素及びモリブデンの吸着分離

稲葉優介, 斎藤慧太, 三島理愛, 針貝美樹, 竹下健二, 渡邊真太, 尾上順

日本吸着学会研究発表会講演要旨集   32nd   2018

機能性多孔質ガラスによる放射性セシウムの吸着及び固定化

原卓飛, 山下健仁, 針貝美樹, 稲葉優介, 竹下健二

日本吸着学会研究発表会講演要旨集   32nd   2018

機能性多孔質ガラスによる汚染水からの放射性セシウムの選択的吸着及び固定化

稲葉優介, 山下健仁, 原卓飛, 針貝美樹, 高橋秀治, 竹下健二

化学工学会秋季大会研究発表講演要旨集(CD-ROM)   50th   2018

福島第一原発事故で発生した汚染土壌からの放射性セシウムの回収

竹下健二, YIN Xiangbiao, YIN Xiangbiao, 稲葉優介

化学工学会秋季大会研究発表講演要旨集(CD-ROM)   50th   2018

Intra- and inter-atomic optical transitions of Prussian blue nanoparticles studied using first-principles many-electron calculations (光・量子デバイス研究会・原子・分子組織化による新物質・新材料創出)

渡邊 真太, 吉野 正人, 尾上 順, 稲葉 優介, 髙橋 秀治, 竹下 健二

電気学会研究会資料. OQD = The papers of technical meeting on optical and quantum devices, IEE Japan   2017 ( 35 )   5 - 9   2017.3

金属イオン含有水を用いた水熱処理法による汚染土壌からのCs回収

三宮隆史, YIN Xiangbiao, 竹下健二

日本原子力研究開発機構JAEA-Review(Web)   ( 2017-021 )   2017

機能性ガラスを用いた放射性セシウムの回収

山下健仁, 高橋秀治, 針貝美樹, 稲葉優介, 竹下健二

日本吸着学会研究発表会講演要旨集   31st   2017

フェロシアン化金属を用いた高レベル放射性廃液からの白金族元素及びモリブデンの回収

斎藤慧太, 三島理愛, 鄒遥路, 針貝美樹, 高橋秀治, 稲葉優介, 竹下健二

日本吸着学会研究発表会講演要旨集   31st   2017

有機酸を用いた水熱処理法による粘土鉱物からのCs除去

ZHANG Lijuan, 竹下健二, 高橋秀治

日本原子力研究開発機構JAEA-Review(Web)   ( 2017-021 )   2017

金属イオン含有亜臨界水による汚染土壌からのCs回収と無機材料による減容固化(1)研究概要

竹下健二, YIN Xiangbiao, 高橋秀治, 稲葉優介, 内海和夫, 堀内伸剛, 近沢孝弘

日本原子力学会秋の大会予稿集(CD-ROM)   2017   2017

ガラス固化体の高品質化・発生量低減のための白金族元素回収プロセスの開発

竹下健二

原子力システム開発・原子力基礎基盤戦略研究イニシアティブ共同成果報告会(Web)   2016   2017

ガラス固化体の高品質化・発生量低減のための白金族元素回収プロセスの開発

竹下健二

原子力システム開発・原子力基礎基盤戦略研究イニシアティブ共同成果報告会(Web)   2015   2016

廃止措置研究・人材育成等強化プログラムにおける人材育成活動

山崎宰春, 小原徹, 矢野豊彦, 竹下健二, 加藤之貴, 赤塚洋, 木倉宏成, 塚原剛彦, 吉田克己, 遠藤玄, 鷹尾康一朗, 原田雅幸, 佐藤勇, 岩附信行, 鈴森康一, 浅沼徳子, 新井剛, 川嶋健嗣, 高木直行

日本保全学会学術講演会要旨集   13th   2016

英知を結集した原子力科学技術・人材育成推進事業 廃止措置研究・人材育成等強化プログラムにおける人材育成活動(2)-東京工業大学「廃止措置工学高度人材育成と基盤研究の深化」実施状況-

佐藤勇, 小原徹, 矢野豊彦, 竹下健二, 加藤之貴, 赤塚洋, 木倉宏成, 塚原剛彦, 吉田克己, 遠藤玄, 鷹尾康一朗, 原田雅幸, 山崎宰春, 岩附信行, 鈴森康一, 浅沼徳子, 新井剛, 川嶋健嗣, 高木直行

日本原子力学会秋の大会予稿集(CD-ROM)   2016   2016

ゲル薄膜塗布法によりフェロシアン化鉄を担持した多孔質シリカゲルのCs吸着

坂井悠介, 金澤恵太, 稲葉優介, 竹下健二

日本イオン交換研究発表会講演要旨集   31st   2015

プルシアンブルーナノ粒子の紫外可視吸収スペクトルにおける多体効果

渡邊真太, 澤田裕貴, 中谷真人, 吉野正人, 亀山達矢, 鳥本司, 稲葉優介, 高橋秀治, 竹下健二, 尾上順

ナノ学会大会講演予稿集   13th   2015

フェロシアン化物ナノ粒子のTEM構造解析

増田秀樹, 稲葉優介, 高橋秀治, 竹下健二, 澤田裕貴, 中谷真人, 亀山達矢, 鳥本司, 尾上順

ナノ学会大会講演予稿集   13th   2015

フェロシアン化物ナノ粒子に対する金属イオン吸着機構に関する研究:(2)フェロシアン化物ナノ粒子の紫外可視吸収スペクトル解析

澤田裕貴, 渡邊真太, 中谷真人, 吉野正人, 長崎正雅, 亀山達矢, 鳥本司, 尾上順, 稲葉優介, 高橋秀治, 竹下健二

日本イオン交換研究発表会講演要旨集   31st   2015

フェロシアン化金属による模擬高レベル放射性廃液からの白金族元素及びモリブデン回収

稲葉優介, 高橋秀治, 針貝美樹, 竹下健二, 尾上順

日本イオン交換研究発表会講演要旨集   31st   2015

フェロシアン化物ナノ粒子に対する金属イオン吸着機構に関する研究:(1)硝酸水溶液中におけるパラジウムの化学形態の分光解析

渡邊真太, 吉田朋子, 佐藤俊和, 中谷真人, 竹下健二, 尾上順

日本イオン交換研究発表会講演要旨集   31st   2015

錯体構造からみたランタノイド(III)イオンのサイズ認識

中瀬正彦, 小林徹, 塩飽秀啓, 矢板毅, 竹下健二

日本イオン交換研究発表会講演要旨集   31st   2015

多座窒素ドナー配位子を高密度に含有したクロマト分離剤によるソフト金属元素の分離・回収

河村卓哉, 竹下健二

日本イオン交換研究発表会講演要旨集   31st   2015

Chromatographic separation of Am(III) and Eu(III) by porous silica coated with TPPEN-NIPA gel

Kenji Takeshita, Hiroshi Oaki, Tsuyoshi Yaita, Shin-ichi Suzuki, Atsunori Mori

ABSTRACTS OF THE AMERICAN CHEMICAL SOCIETY   247   2014.3

多座包接型配位子によるMAの無劣化・無廃棄物抽出クロマト分離の研究

竹下健二

原子力システム開発・原子力基礎基盤戦略研究イニシアティブ共同成果報告会(Web)   2012   2013

多座包接型化合物TPENを含有する感温性ゲルによるAm/Eu分離-1.ゲルのAm/Eu抽出分離と抽出機構-

竹下健二, 稲葉優介, 矢板毅, 鈴木伸一, 森敦紀

ナノ学会大会講演予稿集   11th   2013

多座包接型化合物TPENを含有する感温性ゲルによるAm/Eu分離-2.クロマト分離剤の合成とカラム分離試験-

竹下健二, 緒明博, 河村卓哉, 矢板毅, 鈴木伸一

ナノ学会大会講演予稿集   11th   2013

多座包接型配位子によるMAの無劣化・無廃棄物抽出クロマト分離の研究

竹下健二

原子力システム開発・原子力基礎基盤戦略研究イニシアティブ共同成果報告会(Web)   2011   2012

多座包接型配位子によるMAの無劣化・無廃棄物抽出クロマト分離の研究

竹下健二

原子力システム開発・原子力基礎基盤戦略研究イニシアティブ共同成果報告会(Web)   2010   2011

温度スイングクロマト分離法のための感温性ゲル抽出剤の開発

竹下健二

原子力システム開発成果報告会(Web)   2008   2009

油水エマルジョン流れを利用した液々向流型遠心抽出装置の開発

六角仁, 及川博, 竹下健二

日本イオン交換研究発表会講演要旨集   24th   2008

温度スイングクロマト分離法のための感温性ゲル抽出剤の開発

竹下健二

原子力システム開発成果報告会(Web)   2007   2008

貴金属回収のための光応答抽出プロセスの開発

澤井菜穂子, 竹下健二

日本イオン交換研究発表会講演要旨集   24th   2008

多座窒素ドナー配位子TPEN類似体によるソフト金属イオンの抽出挙動の評価

尾形剛志, 竹下健二, 中野義夫, 森敦紀

化学工学会年会研究発表講演要旨集   73rd   2008

種々の疎水基を導入した多座窒素ドナー配位子TPENによるソフト金属イオンの抽出

尾形剛志, 竹下健二, 中野義夫, 森敦紀

化学工学会秋季大会研究発表講演要旨集(CD-ROM)   40th   2008

TPEN誘導体を用いた抽出クロマト分離剤の開発

森田翔一, 竹下健二, 尾形剛志, 森敦紀, 稲葉優介

日本イオン交換研究発表会講演要旨集   24th   2008

マイナーアクチノイド分離のための無劣化抽出クロマト分離剤の開発

竹下健二, 緒明博, 松村達郎, 森敦紀, 稲葉優介

日本イオン交換研究発表会講演要旨集   24th   2008

6座配位窒素ドナー配位子TPENの疎水化誘導体によるアメリシウム/ユウロピウム分離[3]

松村達郎, 稲葉優介, 竹下健二, 森敦紀

日本イオン交換研究発表会講演要旨集   24th   2008

疎水化TPENによるオキソアニオンの抽出・分離

尾形剛志, 竹下健二, 森敦紀, 稲葉優介

日本イオン交換研究発表会講演要旨集   24th   2008

超音波による錯形成能制御を利用した重金属抽出プロセスの開発

古瀬貴広, 田坂大輔, 竹下健二

日本イオン交換研究発表会講演要旨集   24th   2008

リサイクル・廃棄物処理

竹下 健二

化学工学 = CHEMICAL ENGINEERING OF JAPAN   71 ( 10 )   699 - 700   2007.10

化学工学年鑑2007、11.環境化学工学（リサイクル・廃棄物処理）

竹下健二

化学工学会誌   71 ( 10 )   669 - 700   2007

Extraction separation of Am(III) and Eu(III) with hydrophobic derivatives of TPEN N,N,N &apos;,N &apos;-tetrakis(2-pyridylmethyl)ethylenediamine)

Tatsuro Matsumura, Kenji Takeshita

ABSTRACTS OF THE AMERICAN CHEMICAL SOCIETY   232   899 - 899   2006.9

Extraction separation of americium(III) and europium(III) by thermosensitive polymer gel copolymerized with TPEN derivatives

Kenji Takeshita, Keigo Ishida, Yoshio Nakano, Tatsuro Matsumura

ABSTRACTS OF THE AMERICAN CHEMICAL SOCIETY   232   898 - 898   2006.9

化学工学会年鑑2005 環境化学工学(リサイクル廃棄物処理）

竹下健二

化学工学会誌   70 ( 10 )   572 - 573   2006

環境にも優しい高率回収技術～光照射して廃液注の微量の金を回収 化学物質の使用量も大幅に削減

竹下健二

環境ビジネス   ( 12月 )   28 - 29   2006

超音波反応場における刺激応答型高分子ゲルの合成 (特集 いろいろつかえるソノケミストリー(2))

清田 佳美, 竹下 健二, 中野 義夫

マテリアルインテグレ-ション   18 ( 4 )   23 - 28   2005.4

化学分析の省力化を目指した油水向流型マイクロ抽出器の開発

竹下健二

第9回黎明研究報告会 報告書   184 - 188   2005

化学工学年鑑2004、環境化学工学（リサイクル廃棄物処理）

竹下健二

化学工学会誌   69 ( 10 )   588 - 592   2005

ｆ－元素分離のための革新的抽出剤の創生研究 (2) 環状窒素ドナー構造体を共重合した生体模倣ゲルによるマイナーアクチニド元素の抽出

竹下健二

先行基礎工学研究に関する平成16年度研究報告書   158 - 160   2005

Extraction separation of Am(III) and Eu(III) with TPEN (N,N,N ',N '-tetrakis(2-pyridylmethyl)ethylenediamine and its derivatives.

K Takeshita, M Ishida, T Matsumura, M Watanabe

ABSTRACTS OF THE AMERICAN CHEMICAL SOCIETY   227   U1275 - U1275   2004.3

超音波反応場における刺激応答型高分子の合成

清田佳美, 竹下健二, 中野義夫

ソノケミストリー全体会議要旨   15 - 15   2003

温度スイング吸着法による環境汚染ガスの分別技術の開発

竹下健二, 畔上洋介, 中野義夫

化学工学会第68年会講演要旨集   F306   2003

水溶性窒素ドナー配位子TPENとD2EHPAによる塩化物水溶液からのAu(III)の協同抽出

近藤三紗子, 中野義夫, 竹下健二

第22回日本溶媒抽出討論会講演要旨集   A-5   2003

超音波重合法によって合成した含窒素感温性ゲルによる重金属抽出

竹下健二, 中野義夫, 清田佳美

化学工学会第35回秋季大会   R205   2002

ゼオライト系吸着剤を用いた温度スイング吸着による環境汚染ガスの処理

竹下健二, 畔上洋介, 中野義夫

化学工学会第35回秋季大会   E115   2002

含窒素錯形成剤とリン酸系抽出剤を用いた環境汚染金属の高選択抽出

竹下健二, 渡辺邦男, 中野義夫, 館盛勝一, 渡邉雅之

化学工学会第35回秋季大会   35th   E321   2002

テーラー渦列を利用した多段遠心抽出装置の開発

竹下健二, 太田典寿, 中野義夫

化学工学会第67年会   M325   2002

超音波反応場により合成した高分子ゲルの構造と吸着特性

清田佳美, 竹下健二, 中野義夫

化学工学会第67年会   N209   2002

含窒素多座配位子とリン酸系抽出剤によるCd(II)の協同抽出

竹下健二, 渡辺邦男, 中野義夫

化学工学会第67年会   J202   2002

単細胞緑藻類の重金属イオン収着能を利用したBiosorption プロセス

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化学工学会第67年会   J206   2002

単細胞緑藻類Chlorella vulgarisを用いた重金属の生物収着プロセス

竹下健二, 藤田純, 中野義夫

第18回日本イオン交換研究発表会   PI-05   2002

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第21回日本溶媒抽出討論会   S-205   2002

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竹下健二, 畔上洋介, 奥野正大, 中野義夫, 半沢正利, 森川公私

日本原子力学会２００２年秋の大会   B47   2002

TPEN によるAm(III)の抽出とそのメカニズム

渡邉雅之, RinatMirvaliev, 館盛勝一, 竹下健二, 中野義夫, 森川公私, 森良平

日本原子力学会２００２年秋の大会   F20   2002

6 座配位子TPEN を用いたAm の抽出

渡邉雅之, 館盛勝一, 竹下健二, 中野義夫, RinatMirvakiev, 森川公私, 森

日本原子力学会２００２年春の年会   K40   2002

超音波反応場により合成した高分子ゲルの構造と膨潤特性

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化学工学会第35回秋季大会   R203   2002

６座配位子TPENとCyanex301を用いたソフト金属の協同抽出

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第21回日本溶媒抽出討論会   S-217   2002