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  1. Studies of nanotechnology polymer bandgaps phononics
  2. Origin of the Acoustic Bandgaps in Hypersonic …

    WEBThe extension to high-frequency phononics to enable simultaneous manipulation of hypersonic phonons (GHz range) and visible light (400–800THz), and signal processing in wireless communication …

  3. A new class of tunable hypersonic phononic crystals based on …

  4. Phonon Engineering of Micro‐ and Nanophononic Crystals and …

  5. Nanocrystal phononics | Nature Materials

  6. People also ask
    Bandgaps arising in such phononic crystals (PnCs) realize low-dissipation vibrational modes and enable applications toward mechanical qubits, efficient waveguides, and state-of-the-art sensing. Here, we combine phononics and two-dimensional materials and explore tuning of PnCs via applied mechanical pressure.
    Overall, fabricating a PnC from suspended graphene with a pronounced bandgap is feasible. We have demonstrated the manipulation of the phononic band structure by using uniaxial tension engineering and found closing of a phononic bandgap at σxx / σyy = 1.7.
    ( Institution of Engineering and Technology ) It is shown that it is possible to obtain complete planar phononic bandgaps in square and hexagonal (honeycomb) lattice phononic crystals formed by etching a periodic array of circular holes in a thin silicon plate (or membrane).
    The design and engineering of hybrid materials exhibiting tailored phononic band gaps are fundamentally relevant to innovative material technologies in areas ranging from acoustics to thermo-optic devices.
  7. Tunable Graphene Phononic Crystal | Nano Letters

    WEBBandgaps arising in such phononic crystals (PnCs) realize low-dissipation vibrational modes and enable applications toward mechanical qubits, efficient waveguides, and state-of-the-art sensing. Here, we combine …