Dysprosium nitrate is an inorganic compound with the chemical formula Dy(NO₃)₃. It is usually found in hydrated form. Dysprosium nitrate is a typical metal nitrate, which has the common characteristics of nitrate, such as soluble in water and oxidizing.

Dysprosium is a rare earth element, which is combined with nitrate ions to form dysprosium nitrate, which has certain industrial applications, such as as as catalysts, additives in the glass and ceramic industries, and can also be used in electronic components and laser materials.

1. Magnetic materials: Dysprosium is one of the key components in the manufacture of high-performance permanent magnets, especially in NdFeB magnets, adding an appropriate amount of dysprosium can significantly improve the coercivity and heat resistance of the magnet, so that it can maintain its magnetic properties at higher temperatures.

2. Catalysts: Dysprosium nitrate can be used as a catalyst or a component of a catalyst to facilitate specific chemical reactions in petrochemicals and fine chemicals.

3. Glass and ceramics: Dysprosium can be used to make special glass and ceramic materials, for example, it can be used to produce fluorescent glass, laser glass, and infrared absorbing glass. In ceramics, dysprosium can be used to improve its magnetic properties and heat resistance.

4. Fuel Cells and Hydrogen Storage Materials: Dysprosium compounds can be used in certain types of fuel cells and hydrogen storage materials to improve their efficiency and stability.

5. Medical imaging: Radioisotopes of dysprosium can be used in medical imaging, such as positron emission tomography.

6. Precision instruments: In precision instruments, the magnetism of dysprosium can be used to make high-precision sensors and motors.

7. Research and development: Dysprosium nitrate is also used in scientific research and development efforts to explore new applications of dysprosium and understand its physicochemical properties.