2024/07/30 · We theoretically demonstrate that the number of plasmon modes increases with the number of layers, which results in the enlargement of the localized resonant ...

2024/07/31 · The low-frequency band gap and the corresponding vibration modes in two-dimensional ternary locally resonant phononic crystals are restudied ...

Enlargement of the localized resonant band gap by using multi-layer structures. https://doi.org/10.1016/j.jcp.2024.113308. Journal: Journal of Computational ...

We report on the theoretical analysis of the enlargement of locally resonant acoustic band gap in two-dimensional sonic crystals based on a double-side ...

2024/07/12 · In this paper, an optimization method based on the genetic algorithm is proposed to broaden bandgaps in multi-resonant piezoelectric metamaterial through the ...

From the simple plate extended to the composite plate, the coupling between the plate mode and 'double mass-spring' mode can effectively enhance the locally ...

2022/04/26 · According to the changes in structural form, the wider band gap is opened, and the novel formation mechanism of the band gap is revealed.

2016/11/22 · The results show that the structure, which is divided into three parts equally, has a broader effective band-gap below the frequency of 200 Hz.

In this paper, a locally resonant phononic crystal structure with a broad bandgap is proposed, which consists of a periodic phononic crystal plate with double- ...

2021/02/19 · We find that these materials exhibit strongly localized resonant excitons with energies from 170 to 434 meV below the direct band gap.