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Search results for plasmonic

Optics & Photonics Nov 4, 2022

Spin photonics to move forward with new anapole probe

Topological nontrivial spin textures are intriguing in various physical systems, ranging from high energy to condensed matter physics. The magnetic Skyrmions formed by a swirling magnetization in magnetic materials have potential ...

Nanophysics Oct 26, 2022

Âé¶¹ÒùÔºicists see light waves moving through a metal

When we encounter metals in our day-to-day lives, we perceive them as shiny. That's because common metallic materials are reflective at visible light wavelengths and will bounce back any light that strikes them. While metals ...

Bio & Medicine Oct 21, 2022

Star-shaped nanoparticles may help to fight cancer

Together with colleagues, a group of scientists from Immanuel Kant Baltic Federal University synthesized nanostructures of gold and iron oxides that have improved magnetic and optical properties because of their unique star ...

Nanophysics Oct 18, 2022

Scientists have grown custom-shaped nanoparticles

Âé¶¹ÒùÔºicists at Ural Federal University (UrFU) and their colleagues from the Institute of Electrophysics, Ural Branch of the Russian Academy of Sciences, and the Institute of Ion Plasma and Laser Technologies, Academy of Sciences ...

Nanophysics Oct 14, 2022

Liquid crystal templated chiral nanomaterials, a comprehensive review

Chirality is omnipresent in living organisms and nature. Chiral architectures can be found at a variety of hierarchical levels, ranging from atomic and molecular to supramolecular, macroscopic, and galactic scales. However, ...

Bio & Medicine Oct 13, 2022

Using spectroscopy technology, researchers discover cascade nanozymes can treat tumor cells

The equilibrium between reducing species and oxidizing species within the tumor microenvironment (TME) plays a crucial role in a majority of biological processes, especially the apoptotic cell death process. When the balance ...

Materials Science Oct 11, 2022

Heat-proof chaotic carbides could revolutionize aerospace technology

A group of scientists led by Duke University have engineered a new class of materials capable of producing tunable plasmonic properties while withstanding incredibly high temperatures.

Nanomaterials Oct 11, 2022

New aging test could be gold standard for whisky producers

Researchers at a Scottish university have found a way to use tiny particles of gold to measure the maturity of whisky, which could help distillers with one of the key challenges in the production process.

Nanomaterials Oct 4, 2022

Ultraviolet metasurfaces can discriminate the handedness of biomolecules with attomolar sensitivity

Researchers at LSU, in collaboration with Zuse Institute in Berlin, Germany, have developed an ultraviolet metasurface that discriminates between left- and right-handed amino acids with attomolar sensitivity.

Optics & Photonics Sep 30, 2022

Researchers propose and demonstrate an optical black hole cavity based on transformation optics

Whispering-gallery-mode (WGM) cavities represent an intriguing platform for intensely enhancing light-matter interaction. It lays the foundations for ultra-low threshold lasers, ultra-sensitive sensing, nonlinear optics and ...

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