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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)

• Decomposition of glycerine by water plasmas at atmospheric pressure

  Watanabe, T. & Narengerile, Apr 2013, In: Plasma Science and Technology. 15, 4, p. 357-361 5 p.

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

  • atmospheric pressure
  • decomposition
  • effluents
  • water
  • waste treatment
  4 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)

• Effect of nucleation temperature and heat transfer on synthesis of Ti and Fe boride nanoparticles in RF thermal plasmas

  Cheng, Y., Choi, S. & Watanabe, T., Sep 1 2013, In: Powder Technology. 246, p. 210-217 8 p.

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

  • Plasma Gases
  • Boron
  • Borides
  • Nucleation
  • Nanoparticles
  16 Citations (Scopus)

• Effect of sintering condition and V-doping on the piezoelectric properties of BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃- BiFeO₃ ceramics

  Fujii, I., Mitsui, R., Nakashima, K., Kumada, N., Yabuta, H., Shimada, M., Watanabe, T., Miura, K. & Wada, S., Aug 2013, In: Journal of the Ceramic Society of Japan. 121, 1416, p. 589-592 4 p.

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

  • Doping (additives)
  • Powders
  • Sintering
  • sintering
  • ceramics
  9 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)

• Fluctuation measurement of multi-phase AC arc and in-flight particle temperature

  Liu, Y., Tanaka, M., Ikeba, T., Choi, S. & Watanabe, T., Oct 25 2013, In: JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 46, 10, p. 672-676 5 p.

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

  • High speed cameras
  • Temperature
  • Temperature measurement
  • Bandpass filters
  • Image analysis
  3 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)

• Growth of (111) one-axis-oriented bi(Mg_1/2Ti_1/2) O₃films on (100)Si substrates

  Oikawa, T., Yasui, S., Watanabe, T., Ishii, K., Ehara, Y., Yabuta, H., Kobayashi, T., Fukui, T., Miura, K. & Funakubo, H., Apr 2013, In: Japanese journal of applied physics. 52, 4 PART 2, 04CH09.

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

  • Perovskite
  • perovskites
  • Substrates
  • Curie temperature
  • Remanence
  5 Citations (Scopus)

• Growth of (1 - X)NaNbO₃-xBaTiO₃ single crystals by slow-cooling and flux methods

  Watanabe, T., Yabuta, H., Ueda, M., Watanabe, M., Suzuki, T., Miura, K., Ito, N. & Kumada, N., Sep 2013, In: Japanese journal of applied physics. 52, 9 PART2, 09KC02.

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

  • Single crystals
  • Fluxes
  • Cooling
  • cooling
  • single crystals
  4 Citations (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 electrode erosion in multi-phase alternating current arc

  Tanaka, M., Liu, Y., Choi, S. & Watanabe, T., 2013, In: Journal of Fluid Science and Technology. 8, p. 160-171 12 p.

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

• 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)

• In-flight melting behavior of granulated alkali-free raw material in induction thermal plasmas

  Yao, Y. & Watanabe, T., Sep 18 2013, In: Plasma Chemistry and Plasma Processing. 33, 6, p. 1111-1119 9 p.

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

  • Plasma Gases
  • Alkalies
  • thermal plasmas
  • Vitrification
  • alkalies

• 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 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)

• Liquid waste decomposition by long DC arc under atmospheric pressure

  Li, T., Watanabe, T., Ochi, K. & Otsuki, K., Sep 1 2013, In: Chemical Engineering Journal. 231, p. 155-162 8 p.

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

  • diphenyl
  • liquid waste
  • Atmospheric pressure
  • Byproducts
  • atmospheric pressure
  5 Citations (Scopus)

• Mechanism of enhanced vaporization from molten metal surface by argon-hydrogen Arc plasma

  Tanaka, M. & Watanabe, T., Jan 1 2013, In: Japanese journal of applied physics. 52, 7 PART 1, 076201.

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

  • Vaporization
  • Argon
  • Liquid metals
  • metal surfaces
  • plasma jets
  10 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)

• Numerical analysis of temperature distribution in the long DC arc thermal plasma for waste treatment

  Choi, S., Li, T. M., Watanabe, T., Nakayama, T. & Otsuki, K., Mar 28 2013, In: JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 46, 3, p. 201-208 8 p.

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

  • Plasma Gases
  • Waste treatment
  • Plasmas
  • Numerical analysis
  • Temperature distribution
  2 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)

• Power requirements for the construction and operation of a lunar oxygen plant

  Kanamori, H., Watanabe, T. & Aoki, S., Jan 1 2013, In: Journal of Aerospace Engineering. 26, 1, p. 160-168 9 p.

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

  • Oxygen
  • ilmenite
  • Ilmenite
  • Hydrogen
  • Soils
  2 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 and dielectric property of (Li_0.12Na _0.88)NbO₃-based solid solutions

  Kumada, N., Ito, N., Miura, A., Takei, T., Wada, S. & Watanabe, T., Jul 2013, In: Journal of the Ceramic Society of Japan. 121, 1415, p. 544-549 6 p.

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

  • Tungsten
  • Bronze
  • Dielectric properties
  • bronzes
  • Solid solutions

• Preparation of boron-rich aluminum boride nanoparticles by RF thermal plasma

  Choi, S., Matsuo, J., Cheng, Y. & Watanabe, T., 2013, In: Journal of Nanoparticle Research. 15, 8, 1820.

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

  • aluminum boride
  • Plasma Gases
  • Nanoparticles
  • Boron
  • Borides
  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)

• Preparation of polyhedral graphite particles by arc discharge under atmospheric pressure

  Liang, F., Shimizu, T., Tanaka, M., Choi, S. & Watanabe, T., Jan 1 2013, In: Japanese journal of applied physics. 52, 1 PART2, 01AK01.

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

  • arc discharges
  • Atmospheric pressure
  • Graphite
  • atmospheric pressure
  • graphite
  6 Citations (Scopus)

• Squareness control in polarization-electric field hysteresis curves in rhombohedral pb(zr,ti)o3 films

  Sumi, A., Oikawa, T., Morioka, H., Okamoto, S., Yokoyama, S., Watanabe, T., Ehara, Y. & Funakubo, H., Apr 1 2013, In: Japanese journal of applied physics. 52, 4 PART 2, 04CD09.

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

  • Hysteresis
  • Electric fields
  • Polarization
  • hysteresis
  • electric fields

• 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