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Nanophysics Apr 10, 2025

Chiral plasmonic nanostructures push the limits of light manipulation on the nanoscale

Researchers from ICMAB are revolutionizing how we manipulate light at the nanoscale using chiral plasmonic structures—nanomaterials designed to interact with polarized light in extraordinary ways.

Optics & Photonics Mar 28, 2025

Efficient light control: Meta-optics replace conventional lenses

Conventional curved lenses, which direct light by refraction in glass or plastic, are often bulky and heavy, offering only limited control of light waves. Metasurfaces, in contrast, are flat and consist of an array of tiny ...

Optics & Photonics Mar 25, 2025

Cascaded-mode interferometer could replace beam-splitting waveguides for fiber optics

Interferometers, devices that can modulate aspects of light, play the important role of modulating and switching light signals in fiber-optic communications networks and are frequently used for gas sensing and optical computing.

Space Exploration Mar 24, 2025

Scalable nanotechnology-based lightsails developed for next-generation space exploration

Researchers at TU Delft and Brown University have developed scalable nanotechnology-based lightsails that could support future advances in space exploration and experimental physics. Their research, published in Nature Communications, ...

Optics & Photonics Mar 21, 2025

Compact solid-state laser system generates 193-nm vortex beam for the first time

Deep ultraviolet (DUV) lasers, known for their high photon energy and short wavelengths, are essential in various fields such as semiconductor lithography, high-resolution spectroscopy, precision material processing, and ...

Plants & Animals Mar 20, 2025

Blending art and science in new Mojave Seedling Guide: Q&A

Nevada's desert landscape is filled with life that is hidden to human eyes. But when conditions are just right, typically following a particularly wet winter, billions of seeds burst to life in vibrant, colorful displays ...

Nanophysics Mar 17, 2025

Advancing light-to-electricity energy conversion: New method extends lifespan of plasmonic hot holes

When light interacts with metallic nanostructures, it instantaneously generates plasmonic hot carriers, which serve as key intermediates for converting optical energy into high-value energy sources such as electricity and ...

Materials Science Mar 13, 2025

Serendipitous discovery reveals how stress and chemistry etch mysterious spiral patterns

UCLA doctoral student Yilin Wong noticed that some tiny dots had appeared on one of her samples, which had been accidentally left out overnight. The layered sample consisted of a germanium wafer topped with evaporated metal ...

Education Mar 13, 2025

Many families may not feel welcome at library storytimes—here's how to ensure everyone benefits from them

Research shows that children who have books in their home and who talk about stories or learn letters with their families, are more likely to do well at school—not only in literacy but across the board. And these effects ...

Superconductivity Mar 11, 2025

Topological insulator nanowires reveal superconducting effect, bringing topological quantum computing closer to reality

Âé¶¹ÒùÔºicists at the University of Cologne have taken an important step forward in the pursuit of topological quantum computing by demonstrating the first-ever observation of Crossed Andreev Reflection (CAR) in topological insulator ...

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