has revealed how oxygen vacancies in oxide materials influence the stability of metal nanoparticles on the surface of such materials, which are critical to catalyst performance. The findings ...

Metal nanoparticles have high surface energy and a large number of active sites ... The purpose of encapsulation is to enhance the stability, dispersibility, and functionality of the metal ...

The assembly of nanoparticles in polymer films ... can drive components from the bulk to the surface; the component with the lowest surface energy tends to migrate to the surface, thereby ...

Most synthetically produced nanomaterials are nanoparticles ... configured and that the thermal stability of the product powder is lower. This requires thermal post-treatment with repeated reduction ...

Soot, which consists of tiny carbon particles, is generated when energy sources such as oil or ... car exhaust fumes with the help of chemical surface reactions. Scientists from the Max Planck ...

Surface modification by self-assembly, Heterogeneous Catalysis/Biocatalysis, Biomaterials. The dynamic behavior of molecules and nanoparticles at interfaces leads to complex phenomena, where ...

The greater the surface area of the catalyst compared with the volume of the catalyst, the more effective the catalyst will be at speeding up the reaction. Nanoparticles have a very high surface ...

Electrolytic hydrogen production using conventional electrocatalysts suffers from low energy ... gold nanoparticles as a cocatalyst, achieving a 10% photon-to-current efficiency and stability ...