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Optics & Photonics Jul 25, 2024

Nonreciprocal interactions go nonlinear: Non-Hermitian dynamics observed in coupled nanoparticles

Using two optically-trapped glass nanoparticles, researchers observed a novel collective Non-Hermitian and non-linear dynamic driven by non-reciprocal interactions. This contribution expands traditional optical levitation ...

Analytical Chemistry Jul 24, 2024

Reducing carbon dioxide to acetate with a polyaniline catalyst coated in cobalt oxide nanoparticles

Acetic acid, also known as acetate, and other products that can be developed from acetic acid are used in a variety of industries, from food production to medicine to agriculture. Currently, acetate production uses a significant ...

Bio & Medicine Jul 23, 2024

Study links nanoparticles to oxidative stress and neuron death

Researchers at the University of Kentucky have a better understanding of the regulation of extracellular vesicles by oxidative stress and how these vesicles spread oxidative stress and may damage neurons. Extracellular vesicles ...

Bio & Medicine Jul 19, 2024

New nanoparticle delivery method targets sickle cell mutations in bone marrow

Current gene therapies to treat sickle cell disease are complex, time-consuming, and are sometimes linked to serious side effects like infertility or blood cancer. To address these challenges, Johns Hopkins researchers have ...

Bio & Medicine Jul 10, 2024

Study: Nanoparticle vaccines enhance cross-protection against influenza viruses

To offer cross-protection against diverse influenza virus variants, nanoparticle vaccines can produce pivotal cellular and mucosal immune responses that enhance vaccine efficacy and broaden protection, according to a study ...

Bio & Medicine Jul 10, 2024

Nanoparticle-based delivery system could offer treatment for diabetics with rare insulin allergy

Up to 3% of people with diabetes have an allergic reaction to insulin. A team at Forschungszentrum Jülich has now studied a method that could be used to deliver the active substance into the body in a masked form—in the ...

Bio & Medicine Jul 2, 2024

Scientists develop silver nanoparticle sensor to detect genes causing hearing loss

A team of scientists from the University of Sharjah say they have invented a biosensor capable of detecting the gene mutations responsible for the loss of hearing.

Bio & Medicine Jun 27, 2024

Gold nanoparticles kill cancer—but not as thought

Gold particles of the size of billionths of a meter are lethal to cancer cells. This fact has been known for a long time, as has a simple correlation: The smaller the nanoparticles used to fight the cancer cells, the faster ...

Bio & Medicine Jun 27, 2024

Researchers find intriguing new tool for tendon healing: Nanoparticles for precision drug delivery

Harnessing nanoparticles to deliver drugs precisely to a surgically repaired tendon is a promising new approach that reduced scar tissue formation and improved mechanical function. Researchers' success in pinpointing a drug ...

Nanomaterials Jun 27, 2024

New method visualizes ligands on gold nanoparticles in liquid

The University of Antwerp and CIC biomaGUNE have come up with a promising method for understanding the role of surface molecules in the formation of nanoparticles. The groundbreaking research, published in Nature Chemistry, ...

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