Cochlear bionic acoustic metamaterials

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August undefined, 2024

WebAug 24, 2024 · By combining mechanical computing bit abstraction with reconfigurable electrical networks, ref. 30 realized all of the universal logic gates in soft and conductive mechanical metamaterials. Yet,... WebNov 25, 2014 · A design of bionic acoustic metamaterial and acoustic functional devices was proposed by employing the mammalian cochlear …

Cochlear bionic acoustic metamaterials - NASA/ADS

WebJan 1, 2007 · In addition, a cochlear bionic acoustic metamaterial design concept was introduced in previous work [9]. WebJun 14, 2024 · The acoustic metamaterial cavity is formed between two coiled-up structures, and the interior is filled with air. To build up an acoustic metamaterial cavity … jehovah\u0027s witness basketball player

A dual-gradient underwater meta-auricle for broadband sound …

WebJul 3, 2024 · This paper aims to develop a mechanical metamaterial with tailorable large negative Poisson’s ratios and less internal stress concentration. This metamaterial has a novel internal structure and strong 3D expansion capabilities. WebDec 31, 2024 · Acoustic metamaterials [1] are (generally) periodic structures assembled using artificially engineered units and designed to possess unconventional mechanical wave propagation characteristics. WebJun 14, 2024 · The acoustic metamaterial cavity is formed between two coiled-up structures, and the interior is filled with air. To build up an acoustic metamaterial cavity operating at low frequency in this investigation, subwavelength-scale zigzag elements are introduced to elongate the acoustic path, as shown in figure 1 (a). jehovah\u0027s blessings abound

Stimuli-responsive metamaterials with information-driven …

Cochlear bionic acoustic metamaterials - NASA/ADS

WebMar 10, 2011 · In a 2002 analysis (carried out at Hannover Medical School) of the reasons for removal of CIs manufactured by Advanced Bionics and Cochlear, a technical defect … WebMay 26, 2024 · Metamaterial is a kind of artificial structure with sub-wavelength dimension, which can generate special properties not existed in the natural material [19-21]. … oyster reach beefeater ipswichWebMar 1, 2024 · The metamaterials also robustness for arrangement and polarizations, compatible infrared emissivity is reduced to 0.43, as well as flexibility and impact resistance during minus temperature. The principle behind here is universal and can be extended to many metamaterials and a broad range of absorption. Graphical abstract oyster reach beefeater

"WebMa, F., Wu, J. H., Huang, M., Fu, G., & Bai, C. (2014). Cochlear bionic acoustic metamaterials. Applied Physics Letters, 105(21), 213702. doi:10.1063/1.4902869 " - Cochlear bionic acoustic metamaterials

Cochlear bionic acoustic metamaterials

WebCochlear bionic acoustic metamaterials Article Full-text available Nov 2014 APPL PHYS LETT Fuyin Ma Jiu Hui Wu Meng Huang Gang Fu Changan Bai A design of bionic acoustic metamaterial and... WebCochlear bionic acoustic metamaterials. Appl Phys Lett, 105 (2014), p. 213702. CrossRef View in Scopus Google Scholar [2] ... Three-dimensional acoustic metamaterial Luneburg lenses for broadband and wide-angle underwater ultrasound imaging. Mech Syst Signal Pr, 179 (2024), p. 109374.

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WebNov 24, 2014 · There are specific works in the literature that explicitly refer to the cochlea as a bioinspiration for metamaterial realizations and that … WebProf. Bargatin’s group has pioneered new types of mechanical metamaterials that form robust plates out of ultrathin films. These are the thinnest plates one can handle with bare hands. These structures are extremely flat and thin (down to 35 nm), and weigh as little as 0.1 gram per square meter.

WebNov 25, 2014 · A design of bionic acoustic metamaterial and acoustic functional devices was proposed by employing the mammalian cochlear as a prototype. First, combined … WebCochlear bionic acoustic metamaterials Appl. Phys. Lett. 105, 213702 (2014); 10.1063/1.4902869 Negative effective mass density of acoustic metamaterial plate decorated with low frequency resonant ...

WebApr 25, 2013 · The acoustic rainbow trapping metamaterials, as shown in Fig. 1a, consists of an array of grooves perforated on a rigid bar.The grooves, with linearly increasing depth h, have width w and period p ... WebThe formation of acoustic band gaps, which are spectral frequency regions of forbidden sound propagation and in direct analogy to band gaps in elec- tronic structures and photonic crystals, holds great promise in the design of reﬂective, mirror-like sound barriers.

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WebAcoustic metamaterials can be used to fabricate metalens that can achieve sub-wavelength imaging resolution, but the reported devices are often passive and cannot adapt to changes in working ... jehovah\u0027s witness blood product formWebNov 1, 2024 · Nowadays, more and more bionic metamaterial have been studied for their unique properties, such as bionic honeycomb tubular nested structure, bionic sinusoidal honeycomb, butterfly... oyster reach menuWebApr 26, 2016 · The design concepts present in the cochlea are also of considerable interest in the field of bioinspired metamaterials, usually employing locally resonant structures … jehovah\u0027s witness bible versionWebDec 1, 2024 · In this study, a subwavelength acoustic notch filter with a tapered neck is proposed. This type of structure is capable of suppressing tonal noise at relatively low frequencies, but with a... oyster rawWebSep 10, 2024 · Here, following a biophysical model, we demonstrate experimentally that the physics of a living cochlea can be emulated by an active one-dimensional acoustic … jehovah\u0027s witness bible onlineWebJan 3, 2024 · The strong sound attenuation (up to nearly 99%) at low frequencies is experimentally revealed by the precisely designed metamaterials, for which the physical mechanism of the sound attenuation could be explicitly understood using the … oyster raw bars on 17st nw dcWebApr 26, 2016 · Abstract. Inspired by periodical outer hair cells (OHCs) and stereocilia clusters of mammalian cochlear, a type of bio-inspired metamaterial with negative … oyster reach pub