What is silicon nitride used for?
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.
International oil prices extended their decline after comments from Federal Reserve Chairman Jerome Powell added to concerns that U.S. interest rate hikes will slow economic growth and data from the American Petroleum Institute showed U.S. crude inve
The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up
AlN is mainly used in the microelectronics industry as an electrically insulating but thermally conductive barrier in silicon-based electronic devices.
The MAX phase material is a natural layered carbonitride inorganic non-metallic material composed of three elements. It has the electrical and thermal conductivity of metal, and also has the high strength, high temperature resistance.
Zinc sulfide is an inorganic compound with the chemical formula ZnS, widely used as a pigment, zinc sulfide is a dense composite form that can be transparent and used as a window for visible and infrared optics.
Recently, the Russian President hosted a meeting with oil and gas industry representatives. He said that the refusal of some Western countries to cooperate normally with Russia and deny some Russian energy resources has hit millions of European peop
In this article, we will talk about the problems when water reducer meets different kinds of cement and solutions.
Cement foaming agent is the core material of foamed concrete. Choosing a suitable cement foaming agent is the key to producing qualified products.
The properties of the cellular concrete are strongly influenced by the type of foaming agent used.
In the face of rising oil prices, the 31 member countries of the International Energy Agency decided in early March to release 60 million barrels of crude oil reserves. However, the market's reaction to this statement was not strong, and oil prices c
Recently, I learned from the University of Science and Technology of China that the team of Professor Zhu Yanwu of the school cooperated with the Shanghai Institutes for Advanced Study of the Chinese Academy of Sciences, Changzhou Sixth Element Mater