Publication (all papers are downloadable)

Waste Treatment by Thermal Plasmas

• Duan Chengyuan, Manabu Tanaka, and Takayuki Watanabe: Decomposition Mechanism of Sulfur- and Nitrogen-Containing Liquid Waste in DC Water Plasma, Proceedings of 25th International Symposium on Plasma Chemistry, 1P-302 (2023.5.22 Miyako Messe, Kyoto).
• Soon-Ho Kim, Manabu Tanaka, and Takayuki Watanabe: Decomposition of Pharmaceutical and Personal Care Products by Water Plasma with Mist Generation, Proceedings of 25th International Symposium on Plasma Chemistry, POS-2-214 (2023.5.23 Miyako Messe, Kyoto).
• Qiran Sun, Manabu Tanaka, and Takayuki Watanabe: Decomposition Mechanism of Insoluble Organics by DC Water Plasma at Atmospheric Pressure, Proceedings of 25th International Symposium on Plasma Chemistry, POS-12-108 (2023.5.22 Miyako Messe, Kyoto).
• Soon-Ho Kim, Manabu Tanaka, Myeong-Hoom Lee, and Takayuki Watanabe: Enhanced Decomposition of Caffeine by Water Plasma Combined with Mist Generator: Effect of Operational Parameter and Decomposition Pathway, Chemosphere, 307 (3), 136056 (2022.11).
• Kazumasa Oshima, Hiromichi Kondo, Eriko Konishi, Tsuyoshi Yamamoto, Yoshifumi Tsuge, Takayuki Watanabe, and Masahiro Kishida: As(III) Removal through Catalytic Oxidation and Fe(III) Precipitation, Royal Society of Chemistry Advances (2022).
• Soon-Ho Kim, Manabu Tanaka, Myeong-Hoom Lee, and Takayuki Watanabe: Decomposition of N, N-Diethyl-m-Toluamide by Water Plasma with Mist Generation, Journal of Environmental Chemical Engineering, 10 (3), 107817 (2022.6).
• Chengyuan Duan, Manabu Tanaka, and Takayuki Watanabe: Treatment of Pyridine in Industrial Liquid Waste by Atmospheric DC Arc Plasma, 430 (15), 128381, Journal of Hazardous Materials (2022.5).
• Chengyuan Duan, Manabu Tanaka, and Takayuki Watanabe: N,N-dimethylformamide Decomposition by DC Water Plasma at Atmospheric Pressure, Journal of Chemical Engineering of Japan, 54 (9), p.486-492 (2021.9).
• Yutaro Ozeki, Tsuyoshi Matsuo, Manabu Tanaka, and Takayuki Watanabe: Characteristics of Water Thermal Plasma for Biomass Utilization System, Journal of Fluid Science and Technology, Journal of Fluid Science and Technology, 12 (3), JFST0022 (2017.12).
• Takayuki Watanabe, Joji Kohara, Tsuyoshi Matsuo, and Manabu Tanaka: Discharge Characteristics of Water Thermal Plasma for D-glucose Decomposition, Proceedings of 22nd International Symposium on Plasma Chemistry, O-3-1 (2015.7.6 Antwerp, Belgium).
• Ikuo Taniguchi, Daichi Ioh, Shigenori Fujikawa, Takayuki Watanabe, Yosuke Matsukuma, and Masaki Minemoto: An Alternative CO2 Capture by Electrodialysis, Chemistry Letters, 43, p.1601-1603 (2014.7)
• TianMing Li, Takayuki Watanabe, Kaoru Ochi, and Koji Otsuki: Liquid Waste Decomposition by Long DC Arc under Atmospheric Pressure, Chemical Engineering Journal, 231, p.152-162 (2013.9).
• Takayuki Watanabe and Narengerile: Decomposition of Glycerine by DC Water Plasmas at Atmospheric Pressure, Plasma Science and Technology, 15 (4), p.357-361 (2013.4).
• Sooseok Choi, TianMing Li, Takashi Nalayama, Koji Otsuki, and Takayuki Watanabe: Numerical Analysis of Temperature Distribution in Long DC Arc Thermal Plasma for Waste Treatment, Journal of Chemical Engineering Japan, 46 (3), p.201-208 (2013.3).
• Sooseok Choi and Takayuki Watanabe: Decomposition of 1-Decanol Emulsion by Water Plasma at Atmospheric Pressure, Journal of Physics: Conference Series, 406, 012003 (2012.12).
• Sooseok Choi, Sungwoo Kim, Sang Hee Hong, Dong-Wha Park, and Takayuki Watanabe: Magnetically Driven Rotation of Thermal Plasma Jet for Non-Degradable CF4 Treatment, Thin Solid Films, 523 (15), p.55-62 (2012.11).
• Sooseok Choi and Takayuki Watanabe: Decomposition of 1-Decanol Emulsion by Water Plasma Jet, Transactions of IEEE on Plasma Science, 40 (11), p.2831-2836 (2012.11).
• Sooseok Choi, Kyung-Soo Choi, Dong-Wha Park, and Takayuki Watanabe: Numerical Investigation on Counter Flow Injection of Waste Gas into Thermal Plasma Jet, International Journal of Plasma Environmental Science and Technology, 6 (1), p.68-73 (2012.4).
• Sooseok Choi, Dong-Wha Park, Takayuki Watanabe: Thermal Plasma Decomposition of Fluorinated Greenhouse Gases, Nuclear Engineering and Technology, Nuclear Engineering and Technology, 44 (1), p.21-32 (2012.2).
• Sooseok Choi, Hyun Seok Lee, Sang Hee Hong, and Takayuki Watanabe: A Comparative Study of Air and Nitrogen Thermal Plasma for PFCs Decomposition, Chemical Engineering Journal, 185-186, p.193-200 (2012.2).
• Takayuki Watanabe, Narengerile, and Hiroshi Nishioka: Role of CH, CH3, and OH Radicals in Organic Compound Decomposition by Water Plasmas, Plasma Chemistry and Plasma Processing, 32 (1), p.123-140 (2012.1).
• Narengerile and Takayuki Watanabe: Acetone Decomposition by DC Water Plasmas at Atmospheric Pressure, Chemical Engineering Science, 69 (1), p.296-303 (2012.1).
• Narengerile, Hiroshi Nishioka, and Takayuki Watanabe: Mechanisms of Decomposition of Organic Compounds by Water Plasmas at Atmospheric Pressure, Japanese Journal of Applied Physics, 50 (8), 08JF13 (2011.8).
• Takayuki Watanabe and Narengerile: Role of CH, CH3, and OH Radicals in Organic Compound Decomposition by Water Plasmas, Proceedings of 20th International Symposium on Plasma Chemistry, EEC10 (2011.7.25 Philadelphia, USA).
• Narengerile, Min-Hao Yuan, and Takayuki Watanabe: Decomposition Mechanism of Phenol in Water Plasmas by DC Discharge at Atmospheric Pressure, Chemical Engineering Journal, 68 (3), p.985-993 (2011.4).
• Narengerile, Hironori Saito, and Takayuki Watanabe: Decomposition Mechanism of Fluorinated Compounds in Water Plasmas Generated under Atmospheric Pressure, Plasma Chemistry and Plasma Processing, 30 (6), p.813-829 (2010.12)
• Min-Hao Yuan, Narengerile, Takayuki Watanabe, Ching-Yuan Chang: Ching-Yuan Chang: DC Water Plasma at Atmospheric Pressure for the Treatment of Aqueous Phenol, Environmental Science and Technology, 44 (12) p.4710-4715 (2010.5).
• Hiroshi Nishioka, Hironori Saito, and Takayuki Watanabe: Decomposition Mechanism of Organic Compounds by DC Water Plasmas at Atmospheric Pressure, Thin Solid Films, 518 (3), p.924-928 (2009.12).
• Narengerile, Hironori Saito, and Takayuki Watanabe: Decomposition of Tetrafluoromethane by Water Plasma Generated under Atmospheric Pressure, Thin Solid Films, 518 (3), p.929-935 (2009.12).
• Narengerile, Hironori Saito, Takayuki Watanabe: Decomposition of Fluorinated Compounds by Water Plasma Generated under Atmospheric Pressure, Proceedings of 19th International Symposium on Plasma Chemistry, O14.2 (2009.7 Bochum, Germany).
• Tsugio Matsuura and Takayuki Watanabe: In-Flight Melting for Waste Treatment by Multi-Phase AC Arc, Proceedings of 19th International Symposium on Plasma Chemistry, P2.14.33 (2009.7 Bochum, Germany).
• Hiroshi Nishioka, Hironori Saito, and Takayuki Watanabe: Liquid Waste Decomposition by DC Water Plasmas at Atmospheric Pressure, Transactions of Materials Research Society of Japan, 33 (3), p.691-694 (2008.9).
• Takayuki Watanabe: Thermal Plasma for Environmental Application, Proceedings of 3rd International School of Advanced Plasma Technology, p.15-16 (2008.7 Varenna, Italy).
• Takayuki Watanabe and Taira Tsuru: Water Plasma Generation under Atmospheric Pressure for HFC Destruction, Thin Solid Films, 516 (13), p.4391-4396 (2008.5).
• Atsushi Nezu, Koichi Moro, and Takayuki Watanabe: Thermal Plasma Treatment of Waste Ion Exchange Resins with CO2 Injection, Thin Solid Films, 506-507, p.432-435 (2006.5).
• Takayuki Watanabe, Taira Tsuru, and Akihiro Takeuchi: Water Plasma Generation under Atmospheric Pressure for Effective CFC Destruction, Proceedings of 17th International Symposium on Plasma Chemistry, Paper ID:399 (2005.8 Toronto, Canada).
• Akihiro Takeuchi, Shuichi Kato, and Takayuki Watanabe: Effect of MgO Concentration in Solid Reactants on Decomposition Treatment of Halon 1301, Chemical Engineering Communication, 191 (12), p.1671-1685 (2004.12).
• Takayuki Watanabe, Shigehiro Shimbara, and Akihoko Takeuchi: Water Plasma Generation under Atmospheric Pressure for Effective CFC Destruction, Conference Proceedings of 10th Asian Pacific Confederation of Chemical Engineering, Paper-ID: 1067, 1P-06-005 (2004.10 Kitakyushu).
• Takayuki Watanabe and Shigehiro Shimbara: Halogenated Hydrocarbon Decomposition by Steam Thermal Plasmas, High Temperature Material Processes, 7 (4), p.455-474 (2003).
• Atsushi Nezu, Tatsuhiko Morishima, and Takayuki Watanabe: Thermal Plasma Treatment of Waste Ion Exchange Resins Doped with Metals, Thin Solid Films, 435 (1-2), p.335-339 (2003.7).
• Takayuki Watanabe: Recent Development of Waste Treatment by Reactive Thermal Plasmas in Japan, Proceedings of 16th International Symposium on Plasma Chemistry, ISPC-117 (2003.6 Taormina, Italy).
• Akihiro Takeuchi, Shuichi Kato, Takayuki Watanabe, and Yoshimasa Akatsuka: Effect of Solid Reactant Condition on Adsorption on Halon Decomposition Gases, Journals of Chemical Engineering of Japan, 35 (3), p.234-240 (2002.3).
• Mina Sakano, Motofumi Tanaka, and Takayuki Watanabe: Application of Radio-Frequency Thermal Plasmas to Recover Materials from Fly Ash, Thin Solid Films, 386 (2), p.189-194 (2001.5).
• Akihiro Takeuchi, Syuuichi Kato, Takayuki Watanabe, and Yoshimasa Akatsuka: Reaction Consideration between Halon and Solid Alkaline under High Temperature Conditions, Proceedings of 6th World Congress on Chemical Engineering, P2-012 (2001.9 Melbourne, Australia).
• Syuuichi Kato, Akihiro Takeuchi, and Takayuki Watanabe: Integrated Process for Disposal of Halon 1301 (CBrF3) with Calcined Dolomites and Limestones, Proceedings of 6th World Congress on Chemical Engineering, P1-015 (2001.9 Melbourne, Australia).
• Mina Sakano, Motofumi Tanaka, and Takayuki Watanabe: Application of Radio-Frequency Thermal Plasmas to Treatment of Fly Ash, Proceedings of 14th International Symposium on Plasma Chemistry, vol.5, p.2495-2500 (1999.8 Prague, Czech Republic).

Atmospheric Non-Equilibrium Plasma Processing

• Masayuki Araya, Takayuki Watanabe, Junzou Kashihara, and Yoshitake Sumida: Characteristics of Atmospheric Non-thermal Plasma Jet and Application to Cleaning of Waste Plastic Surface, Thin Solid Films, 515 (9), p.4301-4307 (2007.3).
• Takayuki Watanabe, Eiji Kumano, and Atsushi Kanzawa: Effects of Corona Discharge Treatment on Enhancement of Seed Germination, Proceedings of 12th International Symposium on Plasma Chemistry, vol.3, p.1571-1576 (1995.8 Minneapolis, USA).

Lunar Resources Utilization

• Eri Kumai, Fuyumi Shimono, Manabu Tanaka, Takayuki Watanabe, Yuji Fujita, Takeshi Hoshino, Satoshi Hosoda, and Hiroshi Kanamori: Large-Scale synthesis of Functional Tungsten oxide with Controlled Oxygen-Deficiency by a Continuous Screw Reactor, Journal of Industrial and Engineering Chemistry, 107 (25), p.239-248 (2022.3).
• Eri Kumai, Manabu Tanaka, Takayuki Watanabe, Takeshi Hoshino, Satoshi Hosoda, and Hiroshi Kanamori: A Continuous Hydrogen Reduction Process for ISRU on The Moon, The 11th Joint Planetary and Terrestrial Mining Sciences Symposium and Space Resources Roundtable (2021.6.10 Online).
• Eri Kumai, Manabu Tanaka, Takayuki Watanabe, Takeshi Hoshino, Satoshi Hosoda, and Hiroshi Kanamori: A Continuous Hydrogen Reduction Process for the Production of Water on the Moon, International Journal of Microgravity Science and Application, 38 (2), 380203 (2021.4).
• Junya Matsuno, Akira Tsuchiyama, Takayuki Watanabe, Manabu Tanaka, Aki Takigawa, Satomi Enju, Chiyou Koike, Hiroki Chihara, and Akira Miyake: Condensation of Glass with Multimetal Nanoparticles: Implications to a Formation Process of GEMS Grains, The Astrophysical Journal, 911(1), 47 (2021.4).
• Aki Takigawa, Tae-Hee Kim, Yohei Igami, Tatsuki Umemoto, Akira Tsuchiyama, Chiyoe Koike, Junya Matsuno, Takayuki Watanabe: Formation of Transition Alumina Dust around Asymptotic Giant Branch Stars: Condensation Experiments using Induction Thermal Plasma Systems, The Astrophysical Journal Letters, 878 (1), L8 (2019.6).
• Hiroshi Kanamori, Takayuki Watanabe, and Shigeru Aoki: Power Requirements for the Construction and Operation of Lunar Oxygen Plant，Journal of Aerospace Engineering, 26 (1), p.160-168 (2013.1).
• Rei Niimi, Toshihiko Kadono, Akira Tsuchiyama, Kyoko Okudaira, Sunao Hasegawa, Malkoto Tabata, Takayuki Watanabe, Masahito Yagishita, Nagisa Mmachii, Akiko M. Nakamura, Kemtaro Uesugi, Akihisa Takauchi, and Tsukasa Nakano: Size and Density Estimation from Impact Track Morphology in Silica Aerogel: Application to Dust of Comet 81P/Wild 2, The Astrophysical Journal, 744 (1), 18 (2012.1).
• Rei Niimi, Akira Tsuchiyama, Toshihiko Kadono, Kyoko Okudaira, Sunao Hasegawa, Makoto Tabata, Takayuki Watanabe, Masahito Yagishita, Nagisa Machii, and Akiko M. Nakamura: Dependence on Projectile Density of Impact Track Morphology in Silica Aerogel, The 42nd Lunar and Planetary Science Conference, 1934 (2011.3.10 Woodlands, USA).
• Katsuya Sueyoshi, Takayuki Watanabe, Yoshio Nakano, Hiroshi Kanamori, Shigeru Aoki, Akira Miyahara, Kai Matsui: Reaction Mechanism of Various Types of Lunar Soil Simulants by Hydrogen Reduction, Proceedings of Earth Space 2008 Conference (2008.3 Long Beach, USA).
• Takayuki Watanabe, Satoshi Komatsuzaki, Shigeru Aoki, and Hiroshi Kanamori: Kinetic Investigation of Water Production from Lunar Soil Simulant by Hydrogen Reduction, Proceedings of 8th Space Resources Roundtable, p.66-67 (2006.11 Golden, USA).
• Hideto Yoshida, Takayuki Watanabe, Hiroshi Kanamori, Tetsuji Yoshida, Sachio Ogiwara, and Kunihisa Eguchi, Experimental Study on Water Production by Hydrogen Reduction of Lunar Soil Simulant in a Fixed Bed Reactor, Proceedings of Space Resources Roundtable II, p.75 (2000.11 Golden, USA).
• Sachio Ogiwara, Kunihisa Eguchi, Hiroshi Kanamori, Hideto Yoshida, and Takayuki Watanabe: Study on Hydrogen-Reduced Reactor Design for Lunar Water Production, Proceedings of Space 2000, p.798-804 (2000.2 Albuquerque, USA).

Latent Heat Storage

• Maria Natalia Roxas Dimaano and Takayuki Watanabe: The Transient Behavior Analysis of The Capric Acid and Lauric Acid Mixture in a Vertical Tube, Journal of Chemical Engineering of Japan, 36 (12), p.1421-1431 (2003.12).
• Maria N. R. Dimaano and Takayuki Watanabe: Solidification Behavior of Phase Change Materials for Low-Temperature Energy Storage, Proceedings of Regional Symposium on Chemical Engineering, F2-1~9 (2003.12 Makati, Philippines).
• Maria N. R. Dimaano and Takayuki Watanabe: Improvement of Melting Characteristics Improvement of Capric-Lauric Acid Mixture Employing Prospective Additives for The Cooling Application of Thermal Energy Storage, Inhenyeriya, 2 (3), p.15-24 (2003.3).
• Maria N. R. Dimaano and Takayuki Watanabe: The Capric and Lauric Acid Mixture with Chemical Additives as Latent Heat storage Materials for Cooling Applications, Energy, 27 (9), p.869-888 (2002.9).
• Maria N. R. Dimaano and Takayuki Watanabe: Performance Investigation of the Capric and Lauric Acid Mixture as Latent Heat Energy Storage for a Cooling System, Solar Energy, 72 (3), p.205-215 (2002.3).
• Maria N. R. Dimaano and Takayuki Watanabe: The Capric-Lauric Acid and Pentadecane Combination as PCM for Cooling Applications, Applied Thermal Engineering, 22 (4), p.365-377 (2002.3).
• Maria N. R. Dimaano and Takayuki Watanabe: Melting Characteristics Improvement of Capric-Lauric Acid Mixture Employing Prospective Additives for The Cooling Application of Thermal Energy Storage, Inhenyeriya, 2 (3), p.1-9 (2002).
• Maria N. R. Dimaano and Takayuki Watanabe: Transient Behavior of The C-L Acid for Thermal Energy Storage, Proceeding of Chemical Engineering Congress 2002 p.B4-1~10 (2002.12 Manila, Philippines).
• Maria N. R. Dimaano and Takayuki Watanabe: Characterization of The Capric and Lauric Acid Mixture with Additives as Thermal Energy Storage Medium for Cooling Application, Proceedings of World Congress on Chemical Engineering, P2-028 (2001.9 Australia Melbourne).
• Maria N. R. Dimaano and Takayuki Watanabe: Temperature Measurement System in the Mixture of Capric Acid and Lauric Acid as a Low-Temperature Thermal Energy Storage Medium, Acta Manilana, 48, p.1-10 (2000.12).
• Maria N. R. Dimaano and Takayuki Watanabe: Measurement System for The Temperature Behavior Investigation of PCM Mixtures for Thermal Energy Storage, Proceedings of Regional Symposium on Chemical Engineering, PDD6.1 (2000.12 Singapore).
• Maria N. R. Dimaano and Takayuki Watanabe: The Capric-Lauric Acid and Pentadecane Combination as Phase Change Material for Low-Temperature Thermal Energy Storage, Proceedings of Regional Symposium on Chemical Engineering, p.C4-1~C4-5 (1999.11 Hat Yai, Thailand).
• Atsushi Kanzawa and Takayuki Watanabe: A Latent Heat Storage by Use of PCM with Different Melting Temperature, Proceedings of Regional Symposium on Chemical Engineering, p.6-1-1 - p.6-1-10 (1996.10 Jakarta, Indonesia).
• Takayuki Watanabe and Atsushi Kanzawa: Second Law Optimization of a Latent Heat Storage System by Use of PCM with Different Melting Temperature, Heat Recovery Systems and CHP, 15 (7), p.641-653 (1995.10).
• Takayuki Watanabe, Hisashi Kikuchi, and Atsushi Kanzawa: Enhancement of Charging and Discharging Rates in Latent Heat Storage System by Use of PCM with Different Melting Temperature, Heat Recovery Systems and CHP, 13 (1), p.57-66 (1993.1).

Chemical Heat Pump

• Haruo Kawasaki, Atsushi Kanzawa, and Takayuki Watanabe: Proposal of a Chemical Heat Pump with Paraldehyde Depolymerization for Cooling System, Applied Thermal Engineering, 19 (2), p.133-143 (1999.2).
• Haruo Kawasaki, Atsushi Kanzawa, and Takayuki Watanabe: Characteristics of a Chemical Heat Pump through Kinetic Analysis of Paraldehyde Depolymerization, Journal of Chemical Engineering of Japan, 31 (3), p.374-380 (1998.6).
• Vichan Tangkengsirisin, Atsushi Kanzawa, and Takayuki Watanabe: Solar Powered Adsorption Cooling System Using Silica Gel-Water Mixture, Energy, 23 (5), p.347-353 (1998.6).
• Vichan Tangkengsirisin, Atsushi Kanzawa, and Takayuki Watanabe: Solar Powered Adsorption Cooling System Using Silica Gel-Water Pair, Proceedings of Regional Symposium on Chemical Engineering, A3-7, vol. 1, p.281-287 (1997.10 Johor, Malaysia).
• Haruo Kawasaki, Atsushi Kanzawa, and Takayuki Watanabe: Kinetic Analysis of Paraldehyde Depolymerization for a Chemical Heat Pump, Proceedings of Regional Symposium on Chemical Engineering, B3-2, vol. 1, p.520-526 (1997.10 Johor, Malaysia).
• Yuji Kiguchi, Takayuki Watanabe and Atsushi Kanzawa: Heat Transfer Characteristics in tert-Butanol Dehydration Reaction Used for Heat Transport, Heat Transfer Japanese Research, 24 (3), p.288-302 (1996.7).
• Haruo Kawasaki, Takayuki Watanabe, and Atsushi Kanzawa: Studies on Paraldehyde Depolymerization for Chemical Heat Pump, Proceedings of International Symposium on Advanced Energy Conversion System and Related Technologies, EU4, p.581-586 (1995.12 Nagoya).
• Yuji Kiguchi, Hidetoshi Sekiguchi, Takayuki Watanabe, and Atsushi Kanzawa: Application of tert-Butanol Dehydration Reaction to Heat Transport, Proceedings of Regional Symposium on Chemical Engineering, p.1.1-6 (1995.10 Bangkok, Thailand).
• Dumrongsuwat Ruenruedee, Haruo Kawasaki, Takayuki Watanabe, and Atsushi Kanzawa: Paraldehyde Depolymerization for Chemical Heat Pump Application, Proceedings of Regional Symposium on Chemical Engineering, p.1.64-69 (1995.10 Bangkok, Thailand).