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Bio & Medicine Nov 7, 2023

Researchers develop metal-enhanced fluorescence probes for influenza A virus detection

Recurring influenza epidemics, such as the one during World War I, the Middle East respiratory syndrome coronavirus (MERS-CoV) outbreak in the 2010s, and the COVID-19 pandemic in recent years have made it evident that contagious ...

Bio & Medicine Oct 31, 2023

MXene-enhanced plasmonic sensing developed for ultrasensitive label-free miRNA detection

A research group led by Prof. Yang Hui at the Shenzhen Institute of Advanced Technology (SIAT) of the Chinese Academy of Sciences has proposed an ultrasensitive MXene-enhanced plasmonic biosensor for real-time and label-free ...

Cell & Microbiology Oct 30, 2023

Surveillance and genotyping of SARS-CoV-2 in sewage water by Cas12a-facilitated portable plasmonic biosensor

Infectious diseases severely threaten public health and global biosafety. In addition to transmission through the air, pathogenic microorganisms have also been detected in environmental liquid samples, such as sewage water. ...

Analytical Chemistry Oct 12, 2023

Chiral AuCu heterostructures with site-specific geometric control and tailored plasmonic chirality

Artificially-engineered chiral materials with exceptional light-manipulating capabilities show significantly-enhanced chiroptical response and capability of light manipulation, which have emerged as a promising chiral platform ...

Optics & Photonics Oct 11, 2023

Whispering gallery microprobe opens up new opportunities for optical spectroscopy

Light–matter interaction is one of the most basic ways people observe the physical world. While reflection and refraction of light reveal the morphology of matter, inelastic scattering of light, like Raman scattering, encodes ...

Bio & Medicine Oct 5, 2023

Scientists develop microplastics detection kit with AI technology

A research team led by Dr. Ho Sang Jung of the Department of Nano-Bio Convergence at the Korea Institute of Materials Science (KIMS), a research institute under the Ministry of Science and ICT, in collaboration with the KOTITI ...

Nanomaterials Sep 28, 2023

3D-printed plasmonic plastic enables large-scale optical sensor production

In a multi-year project, researchers at Chalmers University of Technology in Sweden have developed plasmonic plastic—a type of composite material with unique optical properties that can be 3D-printed. This research has ...

Nanophysics Sep 19, 2023

Precisely arranging nanoparticles to develop plasmonic molecules

In the incredibly small world of molecules, the elementary building blocks—the atoms—join together in a very regular pattern. In contrast, in the macroscopic world with its larger particles, there is much greater disorder ...

Optics & Photonics Sep 18, 2023

Upconversion photoluminescence appears to shine polarized and brighter

Lanthanide-doped upconversion nanoparticles (UCNPs) demonstrate many superior properties of broadly-tunable multicolor emission and long emission lifetimes. This makes them well-suited for many light-emission applications. ...

Bio & Medicine Sep 6, 2023

Researchers develop plasmonic nanotweezers to more rapidly trap potentially cancerous nanosized particles

Vanderbilt researchers have developed a way to more quickly and precisely trap nanoscale objects such as potentially cancerous extracellular vesicles using cutting-edge plasmonic nanotweezers.

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