CAS 12061-16-4 Erbium(III) oxide - Catalysts / Alfa Chemistry

Synonyms

Erbium(3+); oxygen(2-), Erbia, Erbium trioxide, Dierbium trioxide, Erbium(III) oxide, Erbium sesquioxide

Molecular Weight

383

Molecular Formula

Er2O3

Boiling Point

Varies by solvent

Melting Point

850 ℃

Purity

99.9%|99.995%|

Density

Varies by solvent

Appearance

Liquid dispersion

EC Number

235-045-7

MDL Number

MFCD00010991

Application

Erbium(III) oxide (Er2O3) serves a diverse range of purposes owing to its unique properties. As a pink, cubic crystal powder, it is renowned for its high dielectric constant, mechanical strength, and chemical stability, particularly in contact with silicon. This makes Er2O3 ideal for applications in optoelectronics and telecommunications, where it acts as an effective dopant in optical fibers and amplifiers for fiber optic data transfer. Its wide bandgap and excellent transparency to visible light ensure that it is a sought-after material for producing colored glass and porcelain enamel glazes, providing a distinct pink hue. Besides these uses, Erbium(III) oxide is integral in semiconductor technology as an alternative gate oxide, and in biomedical imaging. Furthermore, it serves as a catalytic agent in the oxidative dehydrogenation of ethane to ethylene. Its ability to absorb moisture and carbon dioxide makes it relatively stable, although slightly soluble in mineral acids, and it plays a crucial role in corrosion-resistant coatings and pH-sensing membranes.

December 03, 2024

Erbium Oxide: Essential for Research Applications

Erbium(III) oxide has been invaluable in our research, especially in optical fiber doping, due to its high dielectric constant and thermal stability. The pink powder integrates seamlessly, enhancing the performance of semiconductor devices.