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8 Result(s)

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  1. No Access

    Article

    MWCNTs/BaTiO3 metacomposite with negative permittivity behavior and electric percolation phenomenon in radio frequency

    Negative permittivity has taken off as a research topic in percolative composites recent years. Comparing with the common conductive constituent element in the preparation of metamaterials such as metal, one-d...

    Huan Ren, Zhongyang Wang, Guohua Fan… in Journal of Materials Science: Materials in… (2019)

  2. No Access

    Article

    Mesoporous, nitrogen-doped, graphitized carbon nanosheets embedded with cobalt nanoparticles for efficient oxygen electroreduction

    Nitrogen-doped graphitized carbon nanosheets embedded with crystalline cobalt nanoparticles are facilely synthesized with the aid of melamine-containing hydrogen-bonded organic frameworks (HOF). Experimentally...

    Ni Zhou, Ligui Li, Shaowei Chen, **nwen Peng, Wenhan Niu… in Journal of Materials Science (2019)

  3. No Access

    Article

    Flexible acrylic-polyurethane/copper composites with a frequency and temperature-independent permittivity

    Capacitors with a high dielectric constant and low dielectric loss are highly demanded for electronic applications, such as electric devices and energy storage. To enhance the performance of those electronic a...

    Jiannan Dong, Zhongyang Wang, Kai Sun… in Journal of Materials Science: Materials in… (2018)

  4. No Access

    Article

    Meta-composites: NiO supported 3D carbon networks structured by 1D building blocks towards tailorable negative permittivity

    Meta-composites have drawn significant attention due to their preferable applications in electronic devices and promising mass production-scale. Compared with metallic particles as common conductive units in m...

    Yunpeng Qu, Hanying Wang, Guohua Fan… in Journal of Materials Science: Materials in… (2018)

  5. No Access

    Article

    Tunable and weakly negative permittivity at radio frequency range based on titanium nitride/polyethylene terephthalate composites

    Metacomposites have been induced widespread concern in the realization of negative permittivity. In this paper, composites with titanium nitride (TiN) particles homogeneously dispersed in polyethylene terephth...

    Ciqun Xu, Yunpeng Qu, Guohua Fan, Peitao **e… in Journal of Materials Science: Materials in… (2018)

  6. No Access

    Article

    Negative permittivity behavior of titanium nitride/polyphenylene sulfide “metacomposites” under radio frequency

    Random composites with negative permittivity or negative permeability have developed rapidly while few were accomplished using ceramic materials as the functional fillers. In this work, titanium nitride/polyph...

    Yao Liu, Guohua Fan, Yunpeng Qu, Peitao **e… in Journal of Materials Science: Materials in… (2018)

  7. No Access

    Article

    Metacomposites: functional design via titanium nitride/nickel(II) oxide composites towards tailorable negative dielectric properties at radio-frequency range

    Functional metacomposites towards negative dielectric properties via percolating behavior have triggered tremendous fundamental and practical interest. In this paper, titanium nitride was selected to construct...

    Yunpeng Qu, Yuyan Li, Ciqun Xu, Guohua Fan… in Journal of Materials Science: Materials in… (2018)

  8. No Access

    Article

    Strategy of adjusting negative permittivity with invariant permeability property in metallic granular percolating composites

    The electromagnetic properties including ac conductivity, reactance, permittivity, and permeability of percolating Fe/Epoxy composites are investigated at radio-frequency range. Percolating behavior is observe...

    Yunpeng Qu, Peitao **e, Guohua Fan, Yao Liu… in Journal of Materials Science: Materials in… (2018)