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Search results for gold nanoparticles

Nanophysics Nov 6, 2020

Higher-resolution imaging of living, moving cells using plasmonic metasurfaces

In the quest to image exceedingly small structures and phenomena with higher precision, scientists have been pushing the limits of optical microscope resolution, but these advances often come with increased complication and ...

Bio & Medicine Oct 20, 2020

Researchers use gold nanorod scattering to identify immune system's 'killer and savior'

Every biological system is naturally equipped with a defense mechanism to protect against abnormal changes caused by either local, environmental, or biochemical alteration. White blood cells (WBC) play the role of such a ...

Materials Science Sep 30, 2020

Scientists capture candid snapshots of electrons harvesting light at the atomic scale

In the search for clean energy alternatives to fossil fuels, one promising solution relies on photoelectrochemical (PEC) cells—water-splitting, artificial-photosynthesis devices that turn sunlight and water into solar fuels ...

Bio & Medicine Sep 17, 2020

Size determines how nanoparticles affect biological membranes

Imperial researchers have tested whether gold nanoparticles could be toxic to cells, finding how they affect lipid membranes depends on their size.

Bio & Medicine Sep 14, 2020

Rubbery properties help RNA nanoparticles target tumors efficiently and quickly leave body

A new study by researchers at The Ohio State University Comprehensive Cancer Center—Arthur G. James Cancer Hospital and Richard J. Solove Research Institute (OSUCCC—James) shows that RNA nanoparticles have elastic and ...

Bio & Medicine Sep 11, 2020

A new method to produce gold nanoparticles in cancer cells

Dipanjan Pan, professor of chemical, biochemical, and environmental engineering at UMBC, and collaborators published a seminal study in Nature Communications that demonstrates for the first time a method of biosynthesizing ...

Nanophysics Sep 11, 2020

A high-yield method for assembling targeted nanoparticle clusters

A team of researchers from China, the U.S. and Canada has developed a high-yield method for assembling targeted nanoparticle clusters. In their paper published in the journal Science, the group describes their method and ...

Nanophysics Sep 9, 2020

A gold nanoparticle nearly cloaked by a single molecule

A team of researchers from the Max Planck Institute for the Science of Light and Friedrich-Alexander University Erlangen has found a way to prove a theory suggesting the possibility of cloaking a nanoparticle using a single ...

Nanomaterials Sep 3, 2020

A spicy silver lining

Distinctive thermal and electrical characteristics make silver nanoparticles perfect for optics and biosensing applications. One increasingly popular application for the nanoparticles is as an antibacterial coating. Silver ...

Nanophysics Aug 28, 2020

Round nanoparticles improve quality factors of surface lattice resonances

Plasmonic surface lattice resonances (SLRs) supported by metal nanoparticle arrays have many merits such as strong field enhancements extended over large volumes, as well as long lifetimes, narrow linewidths, angle-dependent ...

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