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Nanophysics Nov 8, 2022

Enhanced single-nanoparticle collisions for the hydrogen evolution reaction in a confined microchannel

Single-nanoparticle (NP) collisions have enabled the measurement of electrocatalytic reactions on single NPs by the nanoconfinement-amplified current. Recently, it has been demonstrated that the electrocatalytic activity ...

Bio & Medicine Oct 27, 2022

Advanced nanoparticles provide new weapon to fight difficult cancers

Nanoparticles, or tiny molecules that can deliver a payload of drug treatments and other agents, show great promise for treating cancers. Scientists can build them in various shapes with different materials, often as porous, ...

Bio & Medicine Oct 21, 2022

Star-shaped nanoparticles may help to fight cancer

Together with colleagues, a group of scientists from Immanuel Kant Baltic Federal University synthesized nanostructures of gold and iron oxides that have improved magnetic and optical properties because of their unique star ...

Bio & Medicine Oct 18, 2022

Magnetic plant biobots can be effectively used for pesticide and heavy metal removal

Biohybrid micro/nanorobots that integrate biological entities with artificial nanomaterials have shown great potential in the field of biotechnology. However, commonly used physical hybridization approaches can lead to blockages ...

Bio & Medicine Sep 28, 2022

Nanoparticles can improve stroke recovery by enhancing brain stimulation, study shows

In a recent study, researchers from Xi'an Jiaotong-Liverpool University and other universities in China have reported that brain stimulation combined with a nose spray containing nanoparticles can improve recovery after ischemic ...

Analytical Chemistry Sep 16, 2022

Tailoring the particle sizes of Pt₅Ce alloy nanoparticles for the oxygen reduction reaction

This study was led by Dr. Yang Hu (Institute of Department of Energy Conversion and Storage, the Technical University of Denmark) and Dr. Qing-Feng Li (Institute of Department of Energy Conversion and Storage, Technical University ...

Nanophysics Aug 29, 2022

Glass nanoparticles show unexpected coupling when levitated with laser light

A team of researchers at the University of Vienna, the Austrian Academy of Sciences and the University of Duisburg-Essen have found a new mechanism that fundamentally alters the interaction between optically levitated nanoparticles. ...

Bio & Medicine Aug 10, 2022

Researchers develop a nanoparticle that acts as a heater and a thermometer

Researchers at Kanazawa University report in ACS Nano the development of a nanoparticle that acts as a heater and a thermometer. Inserting the nanoparticle in living cells results in a heat spot that, by switching it on and ...

Bio & Medicine Jul 27, 2022

New class of nanoparticle-based vaccines could help immunize against cancer

A vaccination as tumor therapy—with a vaccine individually created from a patient's tissue sample that "attaches" the body's own immune system to cancer cells. The basis for this long-term vision has now been achieved by ...

Nanomaterials Jul 13, 2022

Surface modification of high-volume micro-nanoparticles with atomic accuracy

Surface modification of micro-nanoparticles at the atomic and close-to-atomic scales is of great importance to their applications in a variety of fields, such as energy storage, catalysis, sensors, and biomedicine. In order ...

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