site stats

Broadband acoustic hyperbolic metamaterial

WebJun 11, 2014 · We present a unified view of practical approaches to achieve hyperbolic dispersion using thin film and nanowire structures. We also review current research in … WebFeb 2, 2024 · Hyperbolic metamaterials, the highly anisotropic subwavelength media, immensely widen the engineering feasibilities for wave manipulation. However, limited by the empirical structural …

Broadband Acoustic Hyperbolic Metamaterial

WebAug 21, 2014 · Mei et al. [31] demonstrated that a single asymmetric decorated membrane panel can absorb up to 86% of the acoustic waves falling on it at 170 Hz, while two layers of the same material can absorb... WebJun 16, 2024 · Transceiving ultra-weak sound typically relies on signal pre-amplification at the transmitting end via active electro-acoustic devices, which inherently perturbs the environment in the form of ... n and f training solutions https://crs1020.com

Broadband Acoustic Hyperbolic Metamaterial

WebOct 15, 2024 · 2016年. 49. Shuqi Chen*, Wenwei Liu, Zhancheng Li, Hua Cheng, and Jianguo Tian, “Polarization State Manipulation of Electromagnetic Waves with Metamaterials and Its Applications in Nanophotonics,” Book chapter in Metamaterials - Devices and Advanced Applications, IN-TECH, ISBN. 978-953-51-3100-7 (2016). WebDec 16, 2015 · In this Letter, we report on the design and experimental characterization of a broadband acoustic hyperbolic metamaterial. The proposed metamaterial consists of … Web[2–9]. Hyperbolic metamaterials are one of the most important types of metamaterials due to their extreme anisotropy and numerous possible applications, including negative … meghan markle prince harry royal family news

Acoustic Metamaterials for Noise Reduction: A Review

Category:Acoustic metamaterials: From local resonances to broad horizons

Tags:Broadband acoustic hyperbolic metamaterial

Broadband acoustic hyperbolic metamaterial

Broadband acoustic absorbing metamaterial via deep learning …

WebBroadband acoustic hyperbolic metamaterial. C Shen, Y Xie, N Sui, W Wang, SA Cummer, Y Jing. Physical review letters 115 (25), 254301, 2015. 147: 2015: Acoustic holographic rendering with two-dimensional metamaterial-based passive phased array. Y Xie, C Shen, W Wang, J Li, D Suo, BI Popa, Y Jing, SA Cummer. WebAug 1, 2024 · In this paper, we present a topology optimization scheme to design the two-dimensional (2D) single-phase anisotropic elastic metamaterials with broadband double-negative effective material properties and demonstrate the superlensing effect at the deep-subwavelength scale.

Broadband acoustic hyperbolic metamaterial

Did you know?

WebJun 6, 2024 · Broadband Acoustic Hyperbolic Metamaterial. Data. Full-text available. Feb 2016; Chen Shen; Yangbo Xie; Ni Sui; Yun Jing; View. Inertial amplification of continuous structures: Large band gaps ... WebOct 15, 2024 · Following the development of electromagnetic hyperbolic metamaterials, which exhibit broadband divergence in their photonic density of states [8], somewhat related designs of acoustic hyperbolic metamaterials were introduced [13], which exhibit similar divergence in their phonon density of states (DOS).

http://users.rowan.edu/~shenc/Shen2015PRL.pdf WebAug 3, 2015 · Broad-band acoustic hyperbolic metamaterial. Acoustic metamaterials (AMMs) are engineered materials, made from subwavelength structures, that exhibit …

WebFeb 15, 2016 · The acoustic metamaterial filter we developed has proved to have unique property that only allow the waves with specific frequency to pass while other waves will …

WebAcoustic metamaterials are useful in manipulating acoustic waves that are governed by Newton’s law of motion, the fluid continuity equation, and the thermodynamic equation of state (for adiabatic process). The acoustic wave equation in a homogeneous medium absent of a source is given by ∇2P − ρ κ ∂2P ∂ t2 = 0

WebDec 16, 2015 · A broadband hyperlens has been demonstrated using brass fins [13]. The capability of subwavelength imaging, however, stems from extreme contrast of density … n and f which side is the negativeWebJun 22, 2024 · Acoustic metamaterials have recently emerged as one of the most promising platforms for sound absorption. However, the working bandwidth is severely limited … meghan markle prince andrew yachtWebJun 5, 2024 · Moreover, it is interesting to compare the conditions that are valid in case of hyperbolic and DSW regimes for both, i.e., frequency and conductivity dependent functions. Thus, it is seen in Figure 2a that hyperbolic properties of metamaterial are possible if ε n c (ω), ε ⊥ (ω) > 0 and ε (ω) < 0. Dealing with the conductivity ... nandgame arithmetic logic unitWebDec 16, 2015 · Researchers have developed a metamaterial made of paper and aluminum that can manipulate acoustic waves to more than double the resolution of acoustic … meghan markle prince harry oprahWebDec 18, 2015 · In this Letter, we report on the design and experimental characterization of a broadband acoustic hyperbolic metamaterial. The proposed metamaterial consists of … meghan markle prince harry south parkWebOct 26, 2016 · In this paper, we design, fabricate, and demonstrate a new kind of acoustic metamaterial element with fractal geometry, which is inspired by the fractal features of … nand frtWebMicrowave metamaterials made by fused deposition 3D printing of a highly conductive copper-based filament Article May 2024 Yangbo Xie Shengrong Ye Christopher Reyes [...] Steven Cummer... meghan markle prince harry second child