When sodium is cut or scratched, its freshly exposed shiny surface rapidly turns dull as a thin layer of sodium oxide ... corrosionThe destruction of a metal by oxidation or chemical action ...

This is because when the iron is heated, oxidation takes place. The iron oxide is no longer a pure metal, it is a dull, dark-coloured, metal compound. When you burn magnesium in the air in the ...

Researchers have demonstrated that the direction of the spin-polarized current can be restricted to only one direction in a single-atom layer of a ... adsorption and oxidation of the material ...

Researchers at Shandong University in China have reported an enhancement-mode P-GaN/AlGaN/GaN metal-insulator-semiconductor ...

“A protective oxide layer naturally forms on cobalt, a shiny silver-gray metal, to prevent it from rusting due to oxidation. Like nickel, cobalt is only found in nature in chemically combined ...

While metal oxide-based photoelectrodes ... A hole-selective hybrid TiO 2 layer for stable and low-cost photoanodes in solar water oxidation, Nature Communications (2024). DOI: 10.1038 ...