Boron carbide (BC) has a wide range of applications and my country’s research has made new progress

boron carbide (bc), also known as black diamond, has a chemical formula of b₄c and is an inorganic compound. boron carbide appears as gray-black micropowder or hard black shiny crystal. it is soluble in molten alkali and insoluble in water and various acids. boron carbide has the characteristics of lightweight, low density, low thermal expansion…