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Quantum Physics Aug 31, 2022

Engineering atomic antennas for quantum sensing

Jennifer Choy makes atom-size antennas. They bear no resemblance to the telescoping rod that transmits pop hits through a portable stereo. But functionally, they're similar. They're quantum sensors, picking up tiny electromagnetic ...

Optics & Photonics Aug 26, 2022

Dispersion coding of ENZ media via multiple photonic dopants

Media with small permittivity, i.e., the epsilon-near-zero (ENZ) media, have drawn a great deal of attention from the fields of physics, materials science, and engineering. The wavelength in ENZ medium is in principle infinitely ...

General Physics Aug 23, 2022

Researchers unfold elegant equations to explain the enigma of expanding origami

Most materials—from rubber bands to steel beams—thin out as they are stretched, but engineers can use origami's interlocking ridges and precise folds to reverse this tendency and build devices that grow wider as they ...

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 ...

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