Results 121 to 130 of about 38,934 (253)

Microelectromechanical Maltese-cross metamaterial with tunable terahertz anisotropy

open access: yes, 2012
Dichroic polarizers and waveplates exploiting anisotropic materials have vast applications in displays and numerous optical components, such as filters, beamsplitters and isolators. Artificial anisotropic media were recently suggested for the realization
Zhu, W.M.   +8 more
core   +1 more source

Metamaterials: The early years in the USA [PDF]

open access: yes, 2014
– Metamaterials are artificial materials formed by embedding highly subwavelength inclusions in a host medium, which yield homogenized permittivity and permeability values.
Ziolkowski, RW, Richard W. Ziolkowski
core   +1 more source

3D‐Printing Aided Rapid Prototyping of Pretensioned Tensegrity Structures for Robotic Applications

open access: yesAdvanced Robotics Research, EarlyView.
Printing, injection molding, and assembly (PMA) is a method for rapid prototyping mesoscale, topologically complex, and tensioned tensegrity structures. In combination with PMA method, two mold design strategies: modular mold and compact channel layout, enable efficiency and scalability for tensegrity fabrication.
Yi Sun   +3 more
wiley   +1 more source

Thermal hyperbolic metamaterials

open access: yesOptics Express, 2013
1. We correct several formating mistakes and improve the figure quality 2.
Guo, Yu, Jacob, Zubin
openaire   +3 more sources

An active viscoelastic metamaterial with enhanced band gap properties

open access: yes, 2013
Metamaterials have been the subject of significant interest over the past decade due to their ability to produce novel acoustic behaviour beyond that seen in naturally occurring media.
Gao, Yan   +2 more
core   +1 more source

Low-loss terahertz superconducting plasmonics

open access: yesNew Journal of Physics, 2012
In the plasmonic regime, an electromagnetic wave bounded to the surface of a conductor can be confined to a region much smaller than its wavelength in free space.
Anagnostis Tsiatmas   +3 more
doaj   +1 more source

Bioinspired Soft‐Skeleton Robotics With Cooperative Shape Transformation and Stiffness Adaptation

open access: yesAdvanced Robotics Research, EarlyView.
A bioinspired soft‐skeleton robot that integrates variable‐stiffness chain skeletons into a soft textile skin is developed. The chain skeletons are highly flexible initially but can stiffen upon pneumatic actuation, enabling large deformation and enhanced load‐bearing capacity.
Mengyuan Niu   +5 more
wiley   +1 more source

Photonic Time Crystals and Time‐Varying Electromagnetic Metamatter: A New Direction for Ultrafast Tunable Photonic and Microwave Materials and Devices

open access: yesAdvanced Science, EarlyView.
Photonic time crystals (PTCs) are systems in which electromagnetic parameters are modulated periodically in time, producing momentum bandgaps via temporal scattering rather than spatial Bragg processes. This review examines the theoretical frameworks, modeling, and computational tools for time‐varying media, and summarizes experimental demonstrations ...
Ranjan Kumar Patel   +3 more
wiley   +1 more source

Fano resonances and collective effects in metamaterials

open access: yes
We review recent progress on the control of inter-meta-molecule interactions and collective effects in ...
Fedotov, V.A.   +2 more
core   +1 more source

Light coupling in microwave metamaterials

open access: yes, 2013
We report our recent achievements in tuning metamaterials with light. We introduce a novel approach to design metamaterials with sign-varying nonlinear response. For this purpose, we use split-ring resonators loaded by photodiodes and varactor diodes.
Shadrivov, IV   +15 more
core   +1 more source

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