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Nanophysics Dec 3, 2021

Egg-carton-style patterning keeps charged nanoparticles in place and suitable for a wide range of applications

Researchers at the University of Michigan and Seoul National University of Science and Technology have devised a new method for manufacturing devices that require precisely sized and positioned micro- and nanoscale particles. ...

Bio & Medicine Nov 23, 2021

Researchers develop new approach to nanoparticles that stop internal bleeding

When a person experiences a trauma that leads to significant bleeding, the first few minutes are critical. It's important that they receive intravenous medication quickly to control the bleeding, but delivering the medication ...

Nanomaterials Nov 16, 2021

Killing bacteria with nanoparticles

Researchers from the University of Southampton, working with colleagues at the Defence Science and Technology Laboratory (Dstl), have developed a new technology based on nanoparticles to kill dangerous bacteria that hide ...

Materials Science Nov 5, 2021

Polymer-coated nanoparticles to promote drug delivery to the brain

Treating diseases such as Alzheimer's or Parkinson's is a challenge because drugs have to be able to cross the blood–brain barrier. As a result, the doses administered must be high and only a small fraction reaches the ...

Materials Science Oct 28, 2021

Nickel single atom and copper nanoparticles used for highly selective tandem electrocatalysis of CO2 to ethylene

The electroreduction reaction of CO2 (CO2RR) into higher-value C2+ (C≥2) products such as C2H4 provides an environmental friendly technology to realize the cyclic utilization of carbon resources, but the activity and selectivity ...

Nanomaterials Oct 22, 2021

Chemists discover mechanism in controlled growth of tetrahedron-shaped nanoparticles

Nature clearly likes symmetry. Look at your own hands, for example. But sometimes nature produces asymmetric things, and the reasons aren't always clear.

Nanophysics Oct 19, 2021

Efficient light-emitting diodes based on oriented perovskite nanoparticles

Planar perovskite light-emitting diodes (LEDs) are high-performance and cost-effective electroluminescence devices that are ideal for large-area display and lighting applications. By exploring the emission layers with high ...

Bio & Medicine Sep 30, 2021

New nanoparticle developed for intravenous cancer immunotherapy

Cancer immunotherapy seeks to turn "cold" tumors into "hot" tumors––those that respond to immunotherapy––by awakening and enlisting the body's own immune system.

Bio & Medicine Sep 30, 2021

Novel fluorescence imaging assay gives new insight to develop biomimetic nanoparticles for targeted cancer therapy

Cell membrane coated biomimetic nanoparticles (NPs) have been widely studied in nanomedicine because of their unique properties such as immune escaping, long blood circulation, specific molecular recognition and efficient ...

Nanophysics Sep 21, 2021

Tiny nanoparticles improve charge transport

Three-dimensional topological insulators are materials that can conduct electric current without resistance—but only on their surface. However, this effect is difficult to measure. This is because these materials usually ...

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