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Nanophysics May 1, 2023

Silver nanoparticles spark key advance in thermoelectricity for power generation

Several high-performance thermoelectric materials have been discovered over the past two decades, but without efficient devices to convert the energy they produce into emission-free power, their promise has been unfulfilled. ...

Bio & Medicine Apr 27, 2023

Iron oxide nanoparticles for medical applications: Study clarifies effect of microstructure on magnetic properties

Iron oxide nanoparticles are often used in medical technology as contrast agents for magnetic resonance imaging or as transport agents for drugs in the bloodstream, for example in tumor therapy. For these applications, the ...

Nanophysics Apr 26, 2023

Researchers use nanoparticles to increase light frequency and resolution of imaging systems

Physicists at the Australian National University (ANU) are using nanoparticles to develop new sources of light that will allow us to "peel back the curtain" into the world of extremely small objects—thousands of times smaller ...

Materials Science Apr 11, 2023

Researchers develop natural, washable antimicrobial cleaning wipes

Most antimicrobial wipes, which are predominantly made of synthetic fibers like polyester and polypropylene, are discarded after a single use and end up in landfills where they can stay for hundreds of years and become a ...

Biotechnology Apr 11, 2023

New imaging method enables pollution monitoring through precise detection of gold nanoparticles in woodlice

The woodlouse goes by many names: roly-poly, pill bug, potato bug, tomato bug, butchy boy, cheesy bob and chiggy pig, to name just a few. It is best known for contracting into a ball when agitated. This crustacean (yes, it's ...

Bio & Medicine Apr 5, 2023

Team develops anticancer nanoparticles with ultrasound activation

Chemotherapy treatments produce strong side effects. A new agent that accumulates in the tumor tissue and is activated there by ultrasound waves does not have this problem.

Bio & Medicine Apr 3, 2023

Lipid nanoparticles stimulate innate immune cells more efficiently in younger individuals, finds study

Although the mRNA COVID-19 vaccines from Pfizer-BioNTech and Moderna are safe and effective at preventing severe illness in adults and children, including immunocompromised individuals, researchers have noticed that these ...

Bio & Medicine Mar 30, 2023

New nanoparticles can perform gene-editing in the lungs

Engineers at MIT and the University of Massachusetts Medical School have designed a new type of nanoparticle that can be administered to the lungs, where it can deliver messenger RNA encoding useful proteins.

Bio & Medicine Mar 24, 2023

How a polymeric nanoparticle gene delivery system can promote bone formation

Does a "magic bullet" exist in regenerative medicine? Researchers have long wished to design a cutting-edge gene therapy that regenerates tissues damaged by disease or trauma. That wish may come true now that a research team ...

Bio & Medicine Mar 16, 2023

Antibody fragment-nanoparticle therapeutic eradicates gastric cancer, shows research

A novel cancer therapeutic, combining antibody fragments with molecularly engineered nanoparticles, permanently eradicated gastric cancer in treated mice, a multi-institutional team of researchers found.

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