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Search results for gold nanoparticles

Biochemistry Nov 9, 2021

Going for gold to reduce antibiotic resistance

Tiny particles of gold could be the new weapon in the fight against bacterial antibiotic resistance, according to research just published.

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.

Bio & Medicine Oct 22, 2021

New technology allows molecules to enter cells safely

Professor Kevin Braeckmans from Ghent University focused the last 10 years on a method for safe engineering of therapeutic cells with photothermal nanofibers. Today, Nature Nanotechnology gives insight in how these biocompatible ...

Bio & Medicine Oct 19, 2021

Targeting cancer at the nanoscale

Scientists from the Department of Nuclear Medicine and Tracer Kinetics at Osaka University developed a novel system for targeted cancer radiation therapy that uses gold nanoparticles labeled with astatine-211. Owing to the ...

Nanophysics Sep 28, 2021

Tracking muscle activity with clothes on your back

Bioelectrical sensors on the skin can be used to measure electrical signals in the body, like heart activity and muscle contraction. While that provides valuable information for clinicians, current bioelectrical sensor technology ...

Nanophysics Sep 2, 2021

Nano 'camera' made using molecular glue allows real-time monitoring of chemical reactions

Researchers have made a tiny camera, held together with 'molecular glue' that allows them to observe chemical reactions in real time.

Nanophysics Aug 26, 2021

Ultrafast electron microscopy leads to pivotal discovery

Everyone who has ever been to the Grand Canyon can relate to having strong feelings from being close to one of nature's edges. Similarly, scientists at the U.S. Department of Energy's (DOE) Argonne National Laboratory have ...

Bio & Medicine Aug 20, 2021

Manufacturing the nanoparticle ingredient for Australian-made COVID tests

As Australia's national COVID-19 vaccine rollout continues and the threat of new and existing global variants looms, rapid testing remains essential for identification, contact tracing and containment of infection.

Nanomaterials Jul 14, 2021

Small molecule plays outsize role in controlling nanoparticle

Ligands are much like nanosized barnacles, binding to many kinds of surfaces. This form of adsorption is crucial for a range of chemical processes, from purification and catalysis to the design of nanomaterials.

Nanomaterials Jul 13, 2021

Data science technique helps measure atomic positions more precisely

Sometimes, a material's property, such as magnetism and catalysis, can change drastically owing to nothing more than minute changes in the separation between its atoms, commonly referred to as 'local strains' in the parlance ...

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