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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 ...

Optics & Photonics Sep 20, 2021

The nanophotonics orchestra presents: Twisting to the light of nanoparticles

Âé¶¹ÒùÔºics researchers at the University of Bath in the UK discover a new physical effect relating to the interactions between light and twisted materials—an effect that is likely to have implications for emerging new nanotechnologies ...

Materials Science Sep 1, 2021

Encapsulated NiCo alloy nanoparticles catalyzing HDO reactions

The conversion of abundant biomass and their derivatives into high value-added fuels and chemicals is envisaged as a promising green avenue to reduce our reliance on conventional fossil resources. Among them, the pyrolysis ...

Nanomaterials Aug 24, 2021

Sizing nanoparticles using fluid-filled tubes

The functionality of nanoparticles in a host of applications, including drug delivery and nano-optics, is often dictated by their mass and size. Measuring these properties simultaneously for the same nanoparticle has also ...

Bio & Medicine Jul 16, 2021

Acidity-activatable dynamic nanoparticles boost cancer immunotherapy

Immunotherapy has great potential in clinical cancer treatment due to systematic activation of antitumor immunity. However, low immunogenicity, or negative feedback on immunotherapy, greatly hinders the efficacy of currently ...

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