Selenides are compounds containing selenium anions. Similar to sulfides, Se2− can only exist in strong alkaline solutions. In neutral solutions, it is HSe−, while in acid solutions, H2Se is formed. There are some selenides that easily react with oxygen in

The sensor is a detection device composed of a sensitive element and a conversion element, which can feel the measurement, and can convert the detected and sensed information into an electrical signal (voltage, current, frequency or phase, etc.) according

Aluminum oxide is a stable oxide of aluminum, and its chemical formula is Al2O3. Aluminum oxide is also called bauxite in mining, ceramics and materials science.

Boron nitride is a crystal composed of nitrogen atoms and boron atoms. Its chemical composition is 43.6% boron and 56.4% nitrogen. Boron nitride has four different variants: hexagonal boron nitride (HBN), diamond Square Boron Nitride (RBN), Cubic Boron Ni

It is a gray-brown or red crystal with a molecular formula of CdSe. Cadmium selenide is a solid binary compound of cadmium and selenium. It is an n-type semiconductor material that is transparent to infrared light. The particle size of cadmium selenide pr

Battery cars have brought convenience to most residents, but the safety of battery cars has aroused social concern. Fires on battery cars are not uncommon and even caused great harm to unfortunate participants. Why do battery cars catch fire frequently? T

Germanium dioxide is an inorganic compound with the molecular formula GeO2, which is the dioxide of germanium, and the electronic formula is the same as that of carbon dioxide.

Due to the influence of various factors such as atmospheric pollution, regional climate differences, changing road conditions and the natural passage of time, the anti-rust coatings of vehicles will gradually be destroyed, especially the thin coatings on

Chromium carbide is an inorganic compound with a chemical formula of Cr3C2 and a molecular weight of 180.01. Chromium carbide (Cr3C2) is gray powder with metallic luster.

Nanomaterials refer to materials in the nanoscale range (1nm~100nm) in at least one dimension in a three-dimensional space or composed of them as basic units. For example, when the particle diameter is 10 nanometers, the particle contains 4000 atoms and t