Search results for metamaterial

Optics & Photonics Aug 18, 2022

Active odd-mode-metachannel provides a new avenue to future single-conductor systems

A new publication from Opto-Electronic Advances discusses how active odd-mode-metachannel can provide a new avenue to future single-conductor systems.

Nanomaterials Aug 18, 2022

Team describes versatile in situ method to prepare plasmonic gold nanoparticle arrays

Researchers have published work in Advanced Materials describing a rapid and simple method to form ordered arrays of gold nanoparticles with plasmonic properties.

Nanomaterials Aug 12, 2022

Overcoming a major manufacturing constraint

Additive manufacturing (AM) using two-photon polymerization lithography (TPP) has increased in usage in industry and research. Currently, a major constraint of TPP in general and specifically of the material IP-Q (Nanoscribe ...

Analytical Chemistry Aug 11, 2022

A metaholographic platform that detects light exposure

During the COVID-19 pandemic last year, an incident occurred where vaccines exposed to room temperature had to be discarded. Biomedical substances, including vaccines, risk deterioration if not stored properly, so strict ...

Plasma Physics Aug 3, 2022

'Switchable grating' enables ultracompact, broadband, and ultrahigh modulation-depth plasmonic switch

In order to integrate logic gates and communicate over short distances optically, plasmonic interconnections are essential components of optical interconnection schemes. Therefore, switching has attracted much attention.

Nanomaterials Jul 25, 2022

Bottom-up construction with a 2D twist could yield novel materials

Tetrahedron-shaped nanoparticles are interesting enough by themselves, but under the right circumstances, Rice University scientists have discovered they do something remarkable.

Optics & Photonics Jul 19, 2022

Chiral sources for metamaterial interface waveguides

Metamaterial interface waveguides can confine and guide electromagnetic (EM) waves, which has attractive potential in integrated photonics physics and wireless devices, from radio frequencies to optical bands. The energy ...

Optics & Photonics Jul 14, 2022

Scientists propose flexible terahertz carrier-envelope phase shifter based on metamaterials

Manipulating terahertz (THz) waveforms is important for its applications. Despite the rapid progress in metamaterials (MMs), the carrier-envelope phase (CEP) control for THz pulse is still challenging due to its broadband ...

Materials Science Jul 5, 2022

Gear-based mechanical metamaterials allow for creation of configurable sheets

A team of researchers from the National University of Defense Technology, Hong Kong Polytechnic University and Karlsruhe Institute of Technology has developed a host of gear-based mechanical metamaterials that allow for the ...

Optics & Photonics Jun 30, 2022

Review discusses using nonlinear optics with structured light

Light can be tailored, much like cloth, weaving and stitching a pattern into the very fabric of light itself. This so-called structured light allows us to access, harness and exploit all light's degrees of freedom, for seeing ...

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