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• Article

  Characteristics of water thermal plasma for biomass utilization system

  Ozeki, Y., Matsuo, T., Tanaka, M. & Watanabe, T., Jan 1 2017, In: Journal of Fluid Science and Technology. 12, 3

  Research output: Contribution to journal › Article › peer-review

  • Plasma Gases
  • Glucose
  • Plasmas
  • Biomass
  • Water
  3 Citations (Scopus)

• Controllable synthesis of carbon nanomaterials by direct current arc discharge from the inner wall of the chamber

  Zhang, D., Ye, K., Yao, Y., Liang, F., Qu, T., Ma, W., Yang, B., Dai, Y. & Watanabe, T., Feb 2019, In: Carbon. 142, p. 278-284 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Nanostructured materials
  • Carbon
  • Nanohorns
  • Graphite
  • Carbon clusters
  34 Citations (Scopus)

• Decomposition mechanism of phenol in water plasmas by DC discharge at atmospheric pressure

  Narengerile, Yuan, M. H. & Watanabe, T., Apr 15 2011, In: Chemical Engineering Journal. 168, 3, p. 985-993 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Phenols
  • Phenol
  • Atmospheric pressure
  • phenol
  • atmospheric pressure
  25 Citations (Scopus)

• Diode-rectified multiphase AC arc for the improvement of electrode erosion characteristics

  Tanaka, M., Hashizume, T., Saga, K. & Watanabe, T., Oct 27 2017, In: Journal Physics D: Applied Physics. 50, 465604.

  Research output: Contribution to journal › Article › peer-review

  • Erosion
  • erosion
  • Diodes
  • alternating current
  • arcs

• Diode-rectified multiphase AC arc for the improvement of electrode erosion characteristics

  Tanaka, M., Hashizume, T., Saga, K., Matsuura, T. & Watanabe, T., Oct 27 2017, In: Journal of Physics D: Applied Physics. 50, 46, 465604.

  Research output: Contribution to journal › Article › peer-review

  • Erosion
  • erosion
  • Diodes
  • alternating current
  • arcs
  5 Citations (Scopus)

• Effect of arc current on droplet ejection from tungsten-based electrode in multiphase AC arc

  Hashizume, T., Tanaka, M. & Watanabe, T., May 2017, In: Japanese journal of applied physics. 56, 5, 056101.

  Research output: Contribution to journal › Article › peer-review

  • Tungsten
  • ejection
  • alternating current
  • tungsten
  • arcs
  1 Citation (Scopus)

• Effects of poling termination and aging process on piezoelectric properties of Mn-doped BaTi_0.96Zr_0.04O₃ ceramics

  Murakami, S., Watanabe, T., Suzuki, T., Matsuda, T. & Miura, K., Oct 1 2015, In: Japanese journal of applied physics. 54, 10, 10ND05.

  Research output: Contribution to journal › Article › peer-review

  • Aging of materials
  • ceramics
  • Polarization
  • Defects
  • dipoles
  4 Citations (Scopus)

• Effects of the Driving Frequency on Temperature in a Multiphase AC Arc

  Okuma, T., Maruyama, H., Hashizume, T., Tanaka, M., Watanabe, T., Nagai, H., Koiwasaki, T. & Nasu, H., 2019, In: IEEE Transactions on Plasma Science. 47, 1, p. 32-38 7 p., 8357608.

  Research output: Contribution to journal › Article › peer-review

  • alternating current
  • arcs
  • temperature
  • temperature distribution
  • waste treatment
  5 Citations (Scopus)

• Effects of working pressure on temperature characteristics in multiphase AC arc

  Okuma, T., Imatsuji, T., Hashizume, T., Tanaka, M., Watanabe, T., Nagai, H., Koiwasaki, T. & Nasu, H., 2018, In: Journal of Fluid Science and Technology. 13, 4

  Research output: Contribution to journal › Article › peer-review

  • Temperature distribution
  • High speed cameras
  • Temperature measurement
  • Temperature
  • Plasmas
  5 Citations (Scopus)

• Enhancement of tetragonal anisotropy and stabilisation of the tetragonal phase by Bi/Mn-double-doping in BaTiO 3 ferroelectric ceramics

  Yabuta, H., Tanaka, H., Furuta, T., Watanabe, T., Kubota, M., Matsuda, T., Ifuku, T. & Yoneda, Y., Apr 3 2017, In: Scientific reports. 7, 45842.

  Research output: Contribution to journal › Article › peer-review

  • Anisotropy
  • Ceramics
  • Electrons
  • X-Rays
  • Temperature
  11 Citations (Scopus)

• Formation of different arc-anode attachment modes and their effect on temperature fluctuation for carbon nanomaterial production in DC arc discharge

  Liang, F., Tanaka, M., Choi, S. & Watanabe, T., Jun 1 2017, In: Carbon. 117, p. 100-111 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Nanostructured materials
  • Carbon
  • Anodes
  • Temperature
  • Electrodes
  13 Citations (Scopus)

• Formation of Transition Alumina Dust around Asymptotic Giant Branch Stars: Condensation Experiments using Induction Thermal Plasma Systems

  Takigawa, A., Kim, T. H., Igami, Y., Umemoto, T., Tsuchiyama, A., Koike, C., Matsuno, J. & Watanabe, T., Jun 10 2019, In: Astrophysical Journal Letters. 878, 1, L7.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • asymptotic giant branch stars
  • thermal plasmas
  • aluminum oxide
  • condensation
  • induction
  1 Citation (Scopus)

• High-concentration niobium (V) doping into TiO₂ nanoparticles synthesized by thermal plasma processing

  Zhang, C., Ikeda, M., Uchikoshi, T., Li, J. G., Watanabe, T. & Ishigaki, T., Mar 14 2011, In: Journal of Materials Research. 26, 5, p. 658-671 14 p.

  Research output: Contribution to journal › Article › peer-review

  • Niobium
  • Plasma applications
  • Plasma Gases
  • TiO2 nanoparticles
  • thermal plasmas
  10 Citations (Scopus)

• High-speed visualization of metal oxide precursor in multiphase AC arc during nanoparticle formation

  Tanaka, M., Saito, Y., Maruyama, H. & Watanabe, T., May 1 2020, In: Japanese journal of applied physics. 59, SHHC08.

  Research output: Contribution to journal › Article › peer-review

  • Lanthanum
  • lanthanum
  • Nanoparticles
  • metal oxides
  • alternating current
  1 Citation (Scopus)

• High-speed visualization of metal oxide precursor in thermal plasma flow during nanoparticle formation

  Tanaka, M., Saito, Y., Nawata, Y. & Watanabe, T., Jan 1 2019, In: Journal of Fluid Science and Technology. 14, 3

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Plasma flow
  • Plasma Gases
  • Aluminum Oxide
  • Oxides
  • Aluminum
  2 Citations (Scopus)

• In-flight melting behavior of different glass raw materials by hybrid heating of twelve-phase ac arc with oxygen burner

  Liu, Y., Tsuruoka, Y., Tanaka, M., Ichihashi, T., Yano, T. & Watanabe, T., Aug 1 2011, In: Thin Solid Films. 519, 20, p. 7005-7008 4 p.

  Research output: Contribution to journal › Article › peer-review

  • burners
  • Fuel burners
  • Melting
  • Raw materials
  • flight
  11 Citations (Scopus)

• Influence of niobium doping on phase composition and defect-mediated photoluminescence properties of Eu³⁺-doped TiO₂ nanopowders synthesized in Ar/O₂ thermal plasma

  Zhang, C., Uchikoshi, T., Li, J. G., Watanabe, T. & Ishigaki, T., Sep 8 2011, In: Journal of Alloys and Compounds. 509, 36, p. 8944-8951 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Niobium
  • Photoluminescence
  • Plasma Gases
  • titanium dioxide
  • Phase composition
  4 Citations (Scopus)

• Investigation of arc behavior and temperature distribution corresponding to electrode and phase configurations in a multiphase AC arc

  Okuma, T., Maruyama, H., Imatsuji, T., Hashizume, T., Nagai, H., Koiwasaki, T., Tanaka, M. & Watanabe, T., 2020, In: JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 53, 9, p. 509-515 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Temperature distribution
  • Electrodes
  • High speed cameras
  • Bandpass filters
  • Temperature

• Investigation of Arc Behavior and Temperature Distribution Corresponding to Electrode and Phase Configurations in a Multiphase AC Arc

  Okuma, T., Maruyama, H., Imatsuji, T., Hashizume, T., Nagai, H., Koiwasaki, T., Tanaka, M. & Watanabe, T., Sep 2020, In: JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 53, 9, p. 509-515 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Temperature distribution
  • Electrodes
  • High speed cameras
  • Bandpass filters
  • Temperature

• Investigation of Droplet Ejection Mechanism from Electrode in Multi-Phase AC Arc

  Hashizume, T., Tanaka, M. & Watanabe, T., 2015, In: QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY. 33, 2, p. 44s-48s

  Research output: Contribution to journal › Article › peer-review

• Investigation of electrode erosion mechanism in Ar-N₂DC arc based on visualization of electrode phenomena

  Sakura, N., Yoshida, M., Tanaka, M. & Watanabe, T., Nov 2020, In: Japanese journal of applied physics. 59, 11, 116001.

  Research output: Contribution to journal › Article › peer-review

  • Erosion
  • Cathodes
  • erosion
  • arcs
  • cathodes

• Investigation of erosion mechanism of tungsten-based cathode in Ar-N₂ DC arc

  Sakura, N., Yoshida, M., Tanaka, M. & Watanabe, T., Jul 26 2019, In: Journal of Physics D: Applied Physics. 52, 40, 404002.

  Research output: Contribution to journal › Article › peer-review

  • Tungsten
  • Erosion
  • Cathodes
  • erosion
  • tungsten
  5 Citations (Scopus)

• Investigation of multiphase ac arc behavior by high-speed video observation

  Tanaka, M., Tsuruoka, Y., Liu, Y., Matsuura, T. & Watanabe, T., Nov 1 2011, In: IEEE Transactions on Plasma Science. 39, 11 PART 1, p. 2904-2905 2 p., 5779751.

  Research output: Contribution to journal › Article › peer-review

  • arcs
  • high speed
  • arc discharges
  • transformers
  • flight
  14 Citations (Scopus)

• Investigation of temperature characteristics of multiphase AC arc by high-speed visualization

  Tanaka, M., Imatsuji, T., Hashizume, T., Watanabe, T., Nagai, H., Koiwasaki, T. & Okuma, T., 2017, In: Journal of Fluid Science and Technology. 12, 3

  Research output: Contribution to journal › Article › peer-review

  • Plasma Gases
  • Visualization
  • Plasmas
  • Hot Temperature
  • Temperature
  7 Citations (Scopus)

• LiNiMn-oxide nanoparticle synthesis by induction thermal plasmas for lithium ion battery electrode

  Sone, H., Yoshida, S., Tanaka, M. & Watanabe, T., Sep 2020, In: Journal of the Ceramic Society of Japan. 128, 9, p. 635-640 6 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Plasma Gases
  • Oxides
  • thermal plasmas
  • manganese oxide
  • Lithium-ion batteries

• Li–Ni–Mn-oxide nanoparticle synthesis by induction thermal plasmas for lithium ion battery electrode

  Sone, H., Yoshida, S., Tanaka, M. & Watanabe, T., Sep 2020, In: Journal of the Ceramic Society of Japan. 128, 9, p. 635-640 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Plasma Gases
  • Oxides
  • thermal plasmas
  • manganese oxide
  • Lithium-ion batteries

• Liquid exfoliation graphene sheets as catalysts for hybrid sodium-air cells

  Liang, F., Watanabe, T., Hayashi, K., Yao, Y., Ma, W., Bin Yang, Y. & Dai, Y., Jan 15 2017, In: Materials Letters. 187, p. 32-35 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Graphite
  • Graphene
  • Sodium
  • catalysts
  • sodium
  12 Citations (Scopus)

• Mechanisms of decomposition of organic compounds by water plasmas at atmospheric pressure

  Narengerile, Nishioka, H. & Watanabe, T., Aug 1 2011, In: Japanese journal of applied physics. 50, 8 PART 2, 08JF13.

  Research output: Contribution to journal › Article › peer-review

  • Organic compounds
  • organic compounds
  • Atmospheric pressure
  • Acetone
  • Plasmas
  6 Citations (Scopus)

• Phase composition and magnetic properties of niobiumiron codoped TiO ₂ nanoparticles synthesized in Ar/O₂ radio-frequency thermal plasma

  Zhang, C., Ikeda, M., Isobe, M., Uchikoshi, T., Li, J. G., Watanabe, T. & Ishigaki, T., Sep 1 2011, In: Journal of Solid State Chemistry. 184, 9, p. 2525-2532 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Plasma Gases
  • titanium dioxide
  • Magnetic properties
  • thermal plasmas
  • Phase composition
  2 Citations (Scopus)

• Photocatalytic performance of iron (III) and niobium (V)-codoped TiO ₂ nanopowders synthesized by a radio frequency thermal plasma process

  Zhang, C. N., Ikeda, M., Uchikoshi, T., Li, J. G., Watanabe, T. & Ishigaki, T., Aug 1 2011, In: Thin Solid Films. 519, 20, p. 6940-6943 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Niobium
  • Plasma Gases
  • titanium dioxide
  • thermal plasmas
  • rutile
  2 Citations (Scopus)

• Plasma jet characteristics in long DC arc with ring-shaped anode

  Tanaka, M., Soeda, H., Watanabe, T. & Koga, T., 2018, In: Journal of Fluid Science and Technology. 13, 4

  Research output: Contribution to journal › Article › peer-review

  • Plasma jets
  • Anodes
  • High speed cameras
  • Gases
  • Heat losses
  3 Citations (Scopus)

• Pplication of synchrotron-based reciprocal-space mapping at a fixed angular position to identification of crystal symmetry of Bi₄Ti ₃O₁₂ epitaxial thin films

  Sakata, O., Watanabe, T. & Funakubo, H., Apr 1 2011, In: Journal of Applied Crystallography. 44, 2, p. 385-391 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Epitaxial films
  • Crystal symmetry
  • Synchrotrons
  • Thin films
  • Organic Chemicals
  2 Citations (Scopus)

• Preparation of nickel nanoparticles by direct current arc discharge method and their catalytic application in hybrid Na-air battery

  Su, F., Qiu, X., Liang, F., Tanaka, M., Qu, T., Yao, Y., Ma, W., Yang, B., Dai, Y., Hayashi, K. & Watanabe, T., Sep 2018, In: Nanomaterials. 8, 9, 684.

  Research output: Contribution to journal › Article › peer-review

  • Nickel
  • Nanoparticles
  • Anodes
  • Hydrogen
  • Argon
  10 Citations (Scopus)

• Stability analysis of multi-phase AC arc discharge for in-flight glass melting

  Tanaka, M., Tsuruoka, Y., Liu, Y., Matsuura, T. & Watanabe, T., Sep 1 2011, In: Current Applied Physics. 11, 5 SUPPL., p. S35-S39

  Research output: Contribution to journal › Article › peer-review

  • arc discharges
  • Melting
  • flight
  • alternating current
  • arcs
  13 Citations (Scopus)

• Structural, dielectric, and piezoelectric properties of mn-doped BaTiO ₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO ₃ ceramics

  Fujii, I., Mitsui, R., Nakashima, K., Kumada, N., Shimada, M., Watanabe, T., Hayashi, J., Yabuta, H., Kubota, M., Fukui, T. & Wada, S., Sep 1 2011, In: Japanese journal of applied physics. 50, 9 PART 3, 09ND07.

  Research output: Contribution to journal › Article › peer-review

  • Perovskite
  • Dielectric properties
  • Structural properties
  • perovskites
  • dielectric properties
  54 Citations (Scopus)

• Structural investigation of ferroelectric BiFeO₃-BaTiO₃solid solutions near the rhombohedral-pseudocubic phase boundary

  Yabuta, H., Watanabe, M., Watanabe, T., Kubota, M., Shimada, M., Koganezawa, T., Hirosawa, I., Kumada, N. & Wada, S., Jun 22 2020, In: Applied Physics Letters. 116, 25, 252902.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • symmetry
  • transmission electron microscopy
  • crystals
  • diffraction
  • solid solutions

• Structural transformation of hexagonal (0001)BaTiO₃ ceramics to tetragonal (111)BaTiO₃ ceramics

  Watanabe, T., Shimada, M., Aiba, T., Yabuta, H., Miura, K., Oka, K., Azuma, M., Wada, S. & Kumada, N., Sep 1 2011, In: Japanese journal of applied physics. 50, 9 PART 3, 09ND01.

  Research output: Contribution to journal › Article › peer-review

  • Perovskite
  • Crystal orientation
  • Powders
  • ceramics
  • Sintering
  17 Citations (Scopus)

• Synthesis of carbon-coated silicon nanoparticles by induction thermal plasma for lithium ion battery

  Zhang, X., Hayashida, R., Tanaka, M. & Watanabe, T., Jun 30 2020, In: Powder Technology. 371, p. 26-36 11 p.

  Research output: Contribution to journal › Article › peer-review

  • Plasma Gases
  • Silicon
  • Lithium-ion batteries
  • Nanoparticles
  • Carbon
  2 Citations (Scopus)

• Synthesis of pure, crystalline (Ba,Sr)TiO₃ nanosized powders in radio frequency induction thermal plasma

  Kobayashi, N., Ishigaki, T., Watanabe, T. & Li, J. G., Sep 1 2011, In: International Journal of Applied Ceramic Technology. 8, 5, p. 1125-1135 11 p.

  Research output: Contribution to journal › Article › peer-review

  • Barium strontium titanate
  • Radio Frequency
  • Plasma Gases
  • Plasma
  • Nitrate
  3 Citations (Scopus)

• Synthesis of titanium boride nanoparticles by induction thermal plasmas

  Cheng, Y. & Watanabe, T., Aug 24 2011, In: JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 44, 8, p. 583-589 7 p.

  Research output: Contribution to journal › Article › peer-review

  • titanium boride
  • Plasma Gases
  • Borides
  • Nanoparticles
  • Titanium
  11 Citations (Scopus)

• Thermal plasma synthesis and electrochemical properties of high-voltage LiNi_0.5Mn_1.5O₄ nanoparticles

  Sone, H., Yoshida, S., Tanaka, M. & Watanabe, T., Jan 1 2019, In: Materials Research Express. 7, 1, 015015.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Plasma Gases
  • Electrochemical properties
  • Nanoparticles
  • Plasmas
  • Oxygen

• 熱プラズマを用いたナノ粒子の大量合成技術確立に向けて

  Tanaka, M. & Watanabe, T., Jan 1 2019, In: Journal of the Society of Powder Technology, Japan. 56, 8, p. 459-467 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Plasma Gases
  • Nanoparticles
  • Plasmas
  • Hot Temperature
  • Nanostructured materials
  1 Citation (Scopus)
• Chapter

  Nanoparticle synthesis by thermal plasmas

  Watanabe, T. & Shigeta, M., Jan 1 2011, Nanomaterials: Properties, Preparation and Processes. Nova Science Publishers, Inc., p. 115-176 62 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Plasma Gases
  • Nanoparticles
  • Plasmas
  • Hot Temperature
  • Powders
• Conference article

  Investigation of in-flight melting behaviour of granulated glass raw material by multi-phase ac arc plasma and hybrid plasma

  Tanaka, M., Tsuruoka, Y., Liu, Y. & Watanabe, T., Aug 31 2011, In: IOP Conference Series: Materials Science and Engineering. 18, SYMPOSIUM 8, 112010.

  Research output: Contribution to journal › Conference article › peer-review

  • Melting
  • Raw materials
  • Plasmas
  • Glass
  • Vitrification
  3 Citations (Scopus)
• Conference contribution

  High-speed visualization of thermal plasma characteristics

  Watanabe, T., Hashizume, T., Imatsuji, T. & Tanaka, M., Jan 1 2017, Selected Papers from the 31st International Congress on High-Speed Imaging and Photonics. Etoh, T. G., Shiraga, H. & Etoh, T. G. (eds.). SPIE, 1032812. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10328).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Plasma Gases
  • Electrode
  • High Speed
  • thermal plasmas
  • Visualization
• Editorial

  The 10th Asia-Pacific conference on Plasma Science and Technology (APCPST 2010): The 153rd symposium on Plasma Science for Materials (SPSM 2010)

  Chae, H. Y., Chung, C. W., Chung, J. W., Hong, M. P., Joo, J. H., Kim, H. J., Kim, D. H., Kusano, E., Overzet, L., Pu, Y. K., Setsuhara, Y., Shi, J. J., Terashima, K. & Watanabe, T., Aug 1 2011, In: Thin Solid Films. 519, 20, p. 6637-6638 2 p.

  Research output: Contribution to journal › Editorial › peer-review