Silicon is the most promising anode material in the next generation of lithium-ion batteries. They are suitable for a range of applications, including lithium-ion batteries, photovoltaics, semiconductors, and electronics.…
Ferric oxide is an inorganic substance with the chemical formula Fe3O4. It is a magnetic black crystal, so it is also called magnetic iron oxide. It is a commonly used magnetic material. Usually used as a pigment and polishing agent, it can also be u…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
When compared with coal mines in China along with the United States and Russia, China's annual output of coal is 4.153 billion tonnes, accounting for 51% of world output. The coal resources of China are top of the line in the world. This helps compe…