WebDOI: 10.1016/J.RINP.2024.102200 Corpus ID: 139173153; Band gap and experimental study in phononic crystals with super-cell structure @article{Sun2024BandGA, title={Band gap and experimental study in phononic crystals with super-cell structure}, author={Ying-ying Sun and Yingjie Yu and Yayu Zuo and Li-li Qiu and Mingming Dong and Jiatong Ye and Jun … WebWe have calculated with the PWE method, the band 2e-3 structure of an infinite periodic triangular lattice with the (b) same lattice parameter and physical characteristics as the 1e-3 experimental samples. We limit the wave propagation to the …
Two-Dimensional Phononic-Photonic Band Gap Optomechanical …
WebRecently results obtained are compared with the published several groups have found the complete acoustic ultrasound transmission experiments. band gaps which extend throughout the Brillouin We consider 2D composite structures consisting zone in the 2D phononic lattices with the cylinder of a periodic array of cylinders (denoted by A) of … WebJul 12, 2024 · We experimentally verify designs and demonstrate Q factors in excess of 2×104 at room temperature ( 6×104 at 4 Kelvin) and mode size as low as 1.87 λ2. This is … group internet games
Study on the band gap optimization and defect state of two
WebApr 14, 2014 · Abstract We present the fabrication and characterization of an artificial crystal structure formed from a thin film of silicon that has a full phononic band gap for microwave X -band phonons and a two-dimensional … WebOct 1, 2024 · 1. Introduction. Phononic crystals [1], [2], [3] are typical periodic structures which are composed of one or more elastic or viscoelastic inclusions periodically … WebNov 1, 2024 · Based on a 2D phononic crystal of the honeycomb structure [ 23 ], the band structure was calculated with the plane wave expansion (PWE) method. They got the results which revealed that the crystals exist low-frequency band gap, the frequency range of the first compete band gap is accordance with the theoretical calculation. filmes torrents pirates