The application of silicon
The reasons why semiconductor materials are widely used are: high pressure resistance, silicon devices small size, high efficiency, long life, and good reliability, etc., so silicon materials are more and more used in semiconductor devices. USES of silicon:
1. As electronic rectifier and silicon controlled rectifier, used in electric railway machine tools, electrolytic salt, non-ferrous metal electrolysis, control parts of various machine tools, automobiles and other rectifier equipment, to replace dc generator set, mercury rectifier equipment.
2. Silicon diode, used in electrical measuring instruments, electronic computer devices, microwave communication devices, etc.
Transistors and integrated circuits are used in various radio devices, automatic telephone switchboards, automatic control systems, television camera receivers, measuring instrument dials instead of vacuum tubes in various radio devices as amplifiers and oscillators.
Solar cells, made of monocrystalline silicon, can directly convert solar energy into electricity.
