Low temperature physics experiments: liquid nitrogen can be used for quantum computing, and the superconducting quantum specific requires an environment close to absolute zero. In condensed matter experiments, superfluid helium and topological insulators can be studied.Other innovative applicationsF

Superconducting technology: liquid nitrogen cools niobium-titanium superconducting coils in MRI.Material treatment: liquid nitrogen can be used for metal cryogenic treatment, and tools and molds are processed in liquid nitrogen to improve wear resistance. Low temperature stress release of aluminum a

Biomedical: Liquid nitrogen can be used for cell and tissue preservation. Liquid nitrogen can cryogenically preserve cord blood, immune cells, frozen embryos, and sperm. Liquid nitrogen can also be used as a safe cryogenic medium for cryosurgery, liquid nitrogen cryogenic treatment of warts, skin ca

Liquid oxygen is used for hydrogen energy storage, and liquid oxygen is combined with liquid hydrogen for future liquid hydrogen fuel vehicles or spacecraft.

Steel and metal processing: liquid oxygen is injected into the steelmaking furnace after vaporization to improve carbon removal efficiency and shorten smelting time. When cutting metal, liquid oxygen provides a high purity oxygen source.Chemical production: liquid oxygen as an oxidant to improve the

Centralized oxygen supply in hospitalsLiquid oxygen storage tank: Large hospitals use vacuum insulated liquid oxygen tanks, which are transported to wards and operating rooms after vaporization.Freezing of biological samples: liquid oxygen can assist the cryopreservation of samples, not in direct co

Rocket propellantLiquid oxygen is the main oxidizer in rocket engines, and it is mixed with fuels (such as liquid hydrogen, kerosene, and methane) to generate huge thrust.(2) Aviation oxygen supply system: liquid oxygen vaporization provides pilots with oxygen for high-altitude breathing. Some airli