Superscattering of water waves

Author: mjum

August undefined, 2024

WebA wave’s amplitude is the maximum displacement of the surface above or below its resting position. The mathematical theory of water wave propagation shows that for waves whose amplitude is small compared to their length, the wave profile can be sinusoidal (that is, shaped like a sine wave), and there is a definite relationship between the wavelength and … WebInspired by electromagnetic metamaterials, the research team designed and fabricated a water wave superscattering device based on degeneracy resonance by using the similarity of water wave equation and electromagnetic wave equation under shallow water conditions, which was realized it experimentally.

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WebWater body types. HDRP provides for three water surface types: Pool, River, and Ocean, Sea, or Lake. The last two of these include multi-band simulation properties to provide larger and more complex wave patterns. Underwater rendering. It is possible to view water surfaces from below if you enable the Underwater option. Wind and current WebJan 4, 2024 · Under the excitation of the light source, the presence of the negative refractive index material (red region in Fig. 4(c)) excites surface waves at the air-material interface, which in turn exhibit the phenomenon of superscattering, with a scattering cross section equivalent to the mirror image of the additional filled negative refractive index ... r count nas

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WebInspired by electromagnetic metamaterials, the research team designed and fabricated a water wave superscattering device based on degeneracy resonance by using the … WebSchematic and working principle of water wave superscattering. (a) The phenomenon of superscattering of water waves caused by superscatterer (green structure underneath) … WebNov 26, 2024 · We demonstrate acoustic superscattering from a subwavelength scatterer consisting of multiple deep-subwavelength resonators. We show that superscattering is enabled by strong coupling between these resonators and the discrete rotational symmetry of the scatterer results in angle-dependent superscattering. sims coming to switch

The development history of superscattering based on …

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WebJan 31, 2024 · A metasurface comprising cavities in a soft medium has been proven to be highly efficient for control of water-borne sound waves. We formulate an analytical model to predict the acoustic performance of a soft elastic medium embedded with disk-shaped cavities and submerged in water. WebEnhanced water wave scattering using metamaterials has a wide range of promising applications in marine energy harvesting and coastal protection. Inspired by the … r count number of elements in vectorWeb1 day ago · MARTINSBURG, W.Va. (AP) — Police in West Virginia are investigating the discovery of a body at a water treatment plant Thursday. The city of Martinsburg said in a statement on Facebook that the body was found in a waste tank adjacent to the treatment plant by staff when they arrived at work. The waste tank contains materials and impurities ... r count number of variables

"WebThe National Science Review recently published a study by Huaping Wang's group at Zhejiang University. Inspired by electromagnetic metamaterials, the research team designed and fabricated a water wave superscattering device based on degeneracy resonance by using the similarity o ...read more " - Superscattering of water waves

Superscattering of water waves

WebI received a PhD from UNSW Sydney and an MS from the Indian Institute of Technology Madras. My research interests include wave propagation in complex media, metamaterials, acoustics, noise control, vibration, finite element methods, uncertainty analysis and optimisation. I currently teach finite element methods and fundamentals of acoustics and ... WebThere are basically three types of water waves: sea waves of seismic origin (tsunamis), swell waves, and wind surges. Water Wave Characteristics Wave crest and trough: The peak and bottom-most points of a wave are termed as the crest and trough, respectively. Wave amplitude: One-half of the wave height is termed wave amplitude.

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WebEnhancing water wave scattering can endow subwavelength entities with the ability to capture more energy from large areas, and water wave superscattering provide a new paradigm for achieving this goal and deepening the understanding of water wave propagation mechanism. WebSuperscattering of water waves Overview of attention for article published in National Science Review, November 2024 mendeley Summary News Twitter You are seeing a free …

Websuperscattering. ( physics) This term needs a definition. Please help out and add a definition, then remove the text { { rfdef }}. quotations . 2016, Wei Liu, Bing Lei, Jianhua Shi, Haojun … WebNov 25, 2014 · Scattering Insulators Molecular structure Quantum mechanics Abstract We study the scattering properties of coated nanoparticles with high-permittivity core and nonlocal plasmonic shell with full-wave nonlocal Mie theory. Both electric and artificial magnetic resonances of different orders are supported simultaneously for such coated …

Webwaves, elastic waves, acoustic waves and water waves. Enhanced water wave scattering using metamaterials has a wide range of promising applications in marine energy … WebEnhanced water wave scattering using metamaterials has a wide range of promising applications in marine energy harvesting and coastal protection. Inspired by the superscattering in electromagnetic and acoustic waves, it is possible to design water wave superscatterers based on transformation optics to achieve an increase in the scattering ...

WebFeb 11, 2024 · At the microscopic level, light scattering is the process by which an incident light wave perturbs the electrons in an object, inducing dipole moment oscillations that …

WebSuperscattering of water waves Published in: National Science Review, November 2024 DOI: 10.1093/nsr/nwac255: Authors: Zijian Qin, Chao Qian, Lian Shen, Xiaoping Wang, Ido Kaminer, Hongsheng Chen, Huaping Wang View on publisher site Alert me about new mentions. Twitter Demographics. r count nas in columnWebFeb 28, 2024 · Wave scattering from a cylinder with a tensor impedance surface is investigated on the basis of the Lorentz-Mie theory. A practical example of such a cylinder … r count number of distinct valuesWebMay 27, 2024 · We study theoretically and observe experimentally the evolution of periodic wave trains by utilizing surface gravity water wave packets. Our experimental system enables us to observe both the... sims complete collection serial codeWebNov 10, 2024 · Inspired by the concept of superscattering in optics, we for the first time theoretically predict and experimentally demonstrate the superscattering phenomenon in water waves. The subwavelength superscatterer is constructed by multi-layered … r count summarizeWebApr 13, 2024 · The wave optical model of COMSOL was used to calculate the scattered field. Considering the apparent densification characteristic of the polished fused silica surface, it is reasonable to believe that the surface refractive index is higher than the ideal value. Meanwhile, due to the slight non-uniformity of surface densification after super− ... sims concept artWebDec 22, 2024 · Newswise — Recently, the National Science Review published the study of Huaping Wang's group at Zhejiang University online. Inspired by electromagnetic sims comp skateboard wheelsWeb1 day ago · HONOLULU (AP) — Hawaii surfer Mike Morita woke up early and planned to get a few waves in before going to Easter service with his wife. Morita, 58, headed to his regular spot locals call Kewalos ... sims computer game online