教育内容

Recent Research Topics

Nano Materials

  • 研究テーマ1

    Elucidation of Reaction Scheme for Polyol Process in the Case of Cobalt-Ethylene Glycol System

    Polyol reaction process has been investigated in Co system by analyzing the oxidation states of metal.
  • 研究テーマ2

    Preparation and application of novel silver nanowire dispersed-magnetic functional fluid

     We prepared AgNWs dispersed in magnetic fluid which can be oriented to the magnetic field.
  • 研究テーマ3

    Catalytic activity of Ni-Pt nanoparticles with Pt cage structures

    Ni-Pt nanoparticles were prepared with a Pt cage structure exhibiting higher catalytic activity. Formation mechanism was revealed.
  • 研究テーマ4

    Design of core-shell and Ni-Pd NPs via alcohol reduction method

    we have developed a technique to design synthesis core-shell and alloy Ni-Pd NPs using alcohol reduction method.
  • 研究テーマ5

    Synthesis and magnetic properties of silica-coated magnetite nanoparticles

    Magnetic properties of non-interacting magnetite particles (7.8-15.0 nm) has been evaluated by silica-coat on magnetite NPs.
  • 研究テーマ6

    Well-dispersed suspension of monodispersed magnetite with 20-30 nm diameter

    Monodispersed magnetite NPs were synthesized with diameter between 20-30 nm using a solvent-free technique.
  • 研究テーマ7

    Formation mechanism of Cu-Ni nanowires by alcohol reduction process

    Formation mechanism of Cu-Ni NWs using alcohol reduction process has been revealed and proposing the reaction scheme.
  • 研究テーマ8

    Synthesis and characteristic evaluation of Cu2ZnSn(S1-xSex)4 semiconductor nanoparticles

    We systhesized the solution-based CZTSSe various S/Se ratios and their structural, morphological and optical properties were investigated.
  • 研究テーマ9

    Effect of capping agent in synthesis of Ag nanowires by alcohol reduction process

    we have attempted to investigate the effects of PVP on aspect ratio of Ag NWs to by using copolymer composed of VP and specific monomers aiming to obtain Ag NWs with high aspect ratio using alcohol reduction method.
  • 研究テーマ10

    Synthesis and property control of graphene by using CVD method

    We aimed to establish the synthesis technique of graphene with distinguished characteristics by clarifying the influence of CH4 and various gases and metal catalysts and their properties on the properties of graphene.
  • 研究テーマ11

    Synthesis and heat dissipation property of magnetite nanoparticles for practical hyperthermia

    Monodispersed magnetite nanoparticles controlled in particle size was synthesized which was elucidated monodispersed magnetite nanoparticles controlled in particle size and the exothermic behavior in wide-range AC magnetic field experimentally.
  • 研究テーマ12

    CVD synthesis of single-walled carbon nanotube using iron oxide nanoparticles as a catalyst

    We have prepared iron oxide nanoparticles of 10 nm or less by thermal decomposition method and used as a catalyst to search synthesis conditions of SWCNT production by CVD method.
  • 研究テーマ13

    Preparation and characterization of Cu-Ni nanowires by alcohol reduction method

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  • 研究テーマ14

    Synthesis of morphology-controlled Ni-Pt alloy nanoparticles to reduce the quantity of Pt

    We attempted to elucidate the formation mechanism of Ni-Pt NPs by studying the formation of Ni, Pt individually.
  • 研究テーマ15

    Mn1-XCoXFe2O4 NPs via decomposition of metal alkylcarboxylates

    Mn1-XCoXFe2O4 NPs, which can be used for magnetic ink, has been synthesized via heat decomposition of metal alkylcarboxylates.
  • Theme 16

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Mesoscopic Materials

  • Theme 1

    PL tuning depending on defects states in macroporous ZnO-C-dots films

     On-site emission wavelength has been tuned by controlling ZnO defects states by ZnO-C-dots reduction at their interface.
  • Theme 2

    Morphology controlled BiFeO3 Aggregates by hydrothermal synthesis

     Crystal growth and aggregation processes were controlled by supersaturation to construct the shaped BFO aggregates.

Bulk Materials

  • 研究テーマ3

    Third element substitution effect on crystal structure and hydrogenation properties of V-Ni system alloys with σ phase structure

    The influence of third elements such as Ti, Al, and Fe on the crystal structure and their hydrogen-absorbing properties on V-Ni-based σ-phase alloys that have high hydrogen dissociation pressure have been carried out.
  • 研究テーマ4

    Investigation of various methods aimed at creation of FeCo based alloy with bct structure

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    • 研究テーマ5

      Crystal structure and hydrogen absorption of Nb-Al alloy

      The plateau in the PCT curves strongly inclined, and the maximum hydrogen content reached up to about 0.7 H/M at 20℃ hydrogen absorption of Nb-Al alloy
    • 研究テーマ6

      Crystal structures and hydrogen absorption properties of non-equilibrium V-Ni alloys

      A nonequilibrium σ phase with a higher vanadium concentration than the equilibrium σ phase was prepared and the Ni-V σ phase absorbed hydrogen up to 0.3 H / M while retaining their crystal structure
    • 研究テーマ7

      Mechanism of TCR properties of Manganin alloy

      In order to replace part of Mn in manganin with other metals, Cu-Mn and Mn-Ni alloys were investigated the hardness and phase characteristics after heat treatment under various condition based on phase diagrams
    • 研究テーマ8

      Preparation and characteristics of FeCo alloy with third element

      We aimed at Fe-Co alloy with BCT structure, we evaluated magnetic properties Fe- Co-C ・ Fe-Co-B alloy which were prepared using quenching the arc-melt ingot and melt spun.
    • 研究テーマ9

      Electrochemical measurement of hydrogen storage alloy with high hydrogenation pressure

      Ti-Cr and TiCr2-2at%Pd alloys with Laves phase were hydrogenated by electrolytic charging method and the hydrogen absorption capability was investigated by measuring their electrochemical hydrogenation properties.
    • 研究テーマ10

      Study on generation of distortion of FeV and FeCoV alloys by plasma nitriding

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    • 研究テーマ11

      Effect of elemental addition on the electrical properties of Cu-Mn alloy

      Study undertaken to decrease the quantity of Mn by adding Si, Ge, or Sn as a third element to the Cu-Mn alloy.
    • Theme 12

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