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  1. No Access

    Article

    Grouting to Prevent Sulfate Corrosion on Coal Mine Shaft

    In the area of high sulfate concentration in China, the problem of sulfate corrosion in coal mine shaft is increasingly prominent. Currently, shaft repair methods are limited to diversion, interception, and ba...

    Gang-Gang Xu, Shuan-Cheng Gu, **ao-Dong Wang, Hai Wang… in KSCE Journal of Civil Engineering (2021)

  2. No Access

    Article

    The low-frequency bandgap characteristics of a new three-dimensional multihole phononic crystal

    The development of sub-wavelength acoustic metamaterials such as local resonance phononic crystals is leading new research directions of elastic wavefront control as well as noise attenuation and vibration red...

    Gang-Gang Xu, **ao-Wei Sun, Ren-Sheng Li, Zheng-Rong Zhang, Ting Song… in Applied Physics A (2021)

  3. No Access

    Article

    Extending and lowering bandgaps by cross-like beams phononic crystals with perforation

    Aiming at the problem of low-frequency vibration and noise control in the engineering applications, a new two-dimensional phononic crystal consisting of cross-like copper beams embedded in silicon rubber plate...

    Wei Zhao, Ting Song, Miao Tian, Gang-Gang Xu, **ng-Lin Gao… in Applied Physics A (2021)