Er2O3 (Er2O3) is a pink powder rare earth oxide with excellent physical and chemical properties. It is slightly soluble in inorganic acid, insoluble in water, and transforms into hexagonal crystallization when heated to 1300℃, and does not melt. The optical properties of this material are particularly outstanding and can be used to manufacture high-quality optical devices such as lasers, fiber amplifiers and spectrometers.
In the optical field, the high optical quality of erbium oxide significantly improves the transmission efficiency of light, reduces the scattering and reflection of light, and thus improves the performance of the device. In addition, erbium oxide is often used to make infrared lasers with an output wavelength of 2.3 microns and a high energy density, which is widely used in cutting, welding and marking processes.
In addition to optical applications, erbium oxide can also be used as glass colorant, catalyst and mercury absorbent in fluorescent lamps, showing its wide application potential. The preparation method is simple, the cost is low, and it is easy to large-scale production, which provides strong support for scientific and technological progress in many fields.