Additive manufacturing of metamaterials: A review

M Askari, DA Hutchins, PJ Thomas, L Astolfi… - Additive …, 2020 - Elsevier
Metamaterials exhibit properties beyond those exhibited by conventional materials in
conventional scenarios. These have been investigated both theoretically and experimentally …

Controlling sound with acoustic metamaterials

SA Cummer, J Christensen, A Alù - Nature Reviews Materials, 2016 - nature.com
Acoustic metamaterials can manipulate and control sound waves in ways that are not
possible in conventional materials. Metamaterials with zero, or even negative, refractive …

Acoustic metamaterials: A review of theories, structures, fabrication approaches, and applications

G Liao, C Luan, Z Wang, J Liu… - Advanced Materials …, 2021 - Wiley Online Library
Acoustic metamaterials (AMs), which are materials composed of subwavelength periodic
artificial structures with specific designs, have drawn significant research attention. This is …

Dynamics of phononic materials and structures: Historical origins, recent progress, and future outlook

MI Hussein, MJ Leamy… - Applied …, 2014 - asmedigitalcollection.asme.org
The study of phononic materials and structures is an emerging discipline that lies at the
crossroads of vibration and acoustics engineering and condensed matter physics. Broadly …

Negative refractive index and acoustic superlens from multiple scattering in single negative metamaterials

N Kaina, F Lemoult, M Fink, G Lerosey - Nature, 2015 - nature.com
Metamaterials, man-made composite media structured on a scale much smaller than a
wavelength, offer surprising possibilities for engineering the propagation of waves,,,,,. One of …

Wavefront modulation and subwavelength diffractive acoustics with an acoustic metasurface

Y Xie, W Wang, H Chen, A Konneker, BI Popa… - Nature …, 2014 - nature.com
Metasurfaces are a family of novel wavefront-shaping devices with planar profile and
subwavelength thickness. Acoustic metasurfaces with ultralow profile yet extraordinary wave …

Structural designs, principles, and applications of thin-walled membrane and plate-type acoustic/elastic metamaterials

F Ma, C Wang, C Liu, JH Wu - Journal of Applied Physics, 2021 - pubs.aip.org
Many advanced physical properties can be realized by using well-designed acoustic
metamaterial (AM) structures, which have significant application value in engineering. In …

Accessing the exceptional points of parity-time symmetric acoustics

C Shi, M Dubois, Y Chen, L Cheng, H Ramezani… - Nature …, 2016 - nature.com
Parity-time (PT) symmetric systems experience phase transition between PT exact and
broken phases at exceptional point. These PT phase transitions contribute significantly to …

Three-dimensional soundproof acoustic metacage

C Liu, J Shi, W Zhao, X Zhou, C Ma, R Peng, M Wang… - Physical Review Letters, 2021 - APS
In this Letter, we theoretically propose and experimentally demonstrate a three-dimensional
soundproof acoustic cage structure, hereby denoted as an acoustic metacage. The …

Revealing the missing dimension at an exceptional point

HZ Chen, T Liu, HY Luan, RJ Liu, XY Wang, XF Zhu… - Nature Physics, 2020 - nature.com
The radiation of electromagnetic and mechanical waves depends not only on the intrinsic
properties of the emitter but also on the surrounding environment. This principle has laid the …