Results 141 to 150 of about 119,525 (367)

Simultaneous Isotropic Omnidirectional Hypersensitive Strain Sensing and Deep Learning‐Assisted Direction Recognition in a Biomimetic Stretchable Device

open access: yesAdvanced Materials, EarlyView.
Omnidirectional strain sensing is crucial in healthcare monitoring, human motion detection, and human‐machine interfaces. By mimicking the 3D structure of human fingers, this work introduces a novel heterogeneous substrate incorporating the involute of a circle which enables the device to achieve isotropic omnidirectional hypersensitive strain sensing ...
Muzi Xu   +6 more
wiley   +1 more source

Homogenizing metamaterials, three times [PDF]

open access: yesarXiv, 2012
The homogenization of a metamaterial made of a collection of scatterers periodically disposed is studied from three different points of view. Specifically tools for multiple scattering theory, functional analysis, differential geometry and optimization are used.
arxiv  

Origami-based cellular metamaterial with auxetic, bistable, and self-locking properties

open access: yesScientific Reports, 2017
We present a novel cellular metamaterial constructed from Origami building blocks based on Miura-ori fold. The proposed cellular metamaterial exhibits unusual properties some of which stemming from the inherent properties of its Origami building blocks ...
S. Kamrava   +4 more
semanticscholar   +1 more source

DNA‑Directed Assembly of Photonic Nanomaterials for Diagnostic and Therapeutic Applications

open access: yesAdvanced Materials, EarlyView.
DNA‐directed assembly offers a powerful strategy for constructing structured photonic nanomaterials with precise spatial control. This review provides a comprehensive overview of recent advancements in DNA‐assembled photonic nanomaterials for diagnostics and therapeutics, highlighting key design principles, functionalization strategies, and optical ...
Longjiang Ding   +5 more
wiley   +1 more source

Controlling the effective bending stiffness via out-of-plane rotational resonances in elastic metamaterial thin plates

open access: yesNew Journal of Physics, 2018
In this work, we investigate the effective parameters of elastic metamaterial thin plates. We find that the out-of-plane rotational resonances can lead to a resonant behavior in the effective bending stiffness of metamaterial thin plates, which provides ...
Jinjie Shi, Chenkai Liu, Yun Lai
doaj   +1 more source

Investigation on tunable ultra-thin radar absorber based on active metamaterial

open access: yesCailiao gongcheng, 2019
A sort of state-of-the-art metamaterial was introduced to serve as an active ultra-thin RAM. The metamaterial consisted of resistors, varactor diodes and micro-structure array.
HUANG Jin-guo   +5 more
doaj   +1 more source

Space-coiling metamaterials with double negativity and conical dispersion [PDF]

open access: yesarXiv, 2012
Metamaterials are effectively homogeneous materials that display extraordinary dispersion. Negative index metamaterials, zero index metamaterials and extremely anisotropic metamaterials are just a few examples. Instead of using locally resonating elements that may cause undesirable absorption, there are huge efforts to seek alternative routes to obtain
arxiv  

Wideband dielectric metamaterial reflectors: Mie scattering or leaky Bloch mode resonance?

open access: yes, 2018
Metamaterials are important, as they possess properties not found in simple materials. Photonic device technology applying metamaterials supports many new and useful applications.
Y. Ko, R. Magnusson
semanticscholar   +1 more source

Transforming Healthcare: Intelligent Wearable Sensors Empowered by Smart Materials and Artificial Intelligence

open access: yesAdvanced Materials, EarlyView.
Wearable sensors, empowered by AI and smart materials, revolutionize healthcare by enabling intelligent disease diagnosis, personalized therapy, and seamless health monitoring without disrupting daily life. This review explores cutting‐edge advancements in smart materials and AI‐driven technologies that empower wearable sensors for diagnostics and ...
Shuwen Chen   +14 more
wiley   +1 more source

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