MSE PRO™ Erbium (III) Oxide, Er₂O₃, 99.995% 4N5 High Purity Powder, 100g

Product Number: PO2705 (100 g)
Formula: Er₂O₃
CAS Number: 12061-16-4
Molecular Weight: 382.56 g/mol
Density: 8.64 g/cm³ at 25 °C
Melting Point: 2344 °C
Color: pink powder
Solubility: Insoluble in water.
Purity: 99.995% 4N5 (TREO*)

* TREO - Total Rare Earth Oxides

Applications

Er₂O₃ (Erbium (III) Oxide or Erbium Sesquioxide) is used in ceramics, glass, and solid stated lasers. Er₂O₃ is commonly used as an activator ion in making laser materials.

Notes: More detailed product information including SDS, certificate of analysis (COA), lead time and volume pricing are available upon request.

Rare Earth Impurities Content (ppm)	Non- Rare Earth Impurities Content (ppm)
La₂O₃ 0.20	Fe₂O₃ 0.60
CeO₂ 0.20	CaO 2.30
Pr₆O₁₁ 0.30	SiO₂ 1.90
Nd₂O₃ 0.30	Cl^- 2.30
Sm₂O₃ 0.20
Eu₂O₃ 0.10
Gd₂O₃ 0.40	Loss on Ignition (L.O.I.) <0.28 %
Tb₄O₇ 0.30
Dy₂O₃ 0.40
Ho₂O₃ 0.40
TmO₃ 0.10
Yb₂O₃ 0.20
Lu₂O₃ 0.10
Y₂O₃ 0.20

References

[1] Superior electrical properties of crystalline Er₂O₃ films epitaxially grown on Si substrates. S. Chen, Y. Y. Zhu, R. Xu, Y. Q. Wu, X. J. Yang, Y. L. Fan, F. Lu, and Z. M. Jianga, Applied Physics Lett. Vol. 88, 2006.

[2] Structural and electrical characteristics of high-κ Er₂O₃ and Er₂TiO₅ gate dielectrics for a-IGZO thin-film transistors. F.H. Chen, J.L. Her, Y.H. Shao, and T.M. Pan. Nanoscale Res. Lett. Vol. 8(1) Pg 18, 2013.

[3] Raman and Fluorescence Spectroscopy of CeO₂, Er₂O₃, Nd₂O₃, Tm₂O₃, Yb₂O₃, La₂O₃, and Tb₄O₇, J. Cui, and G. Hope. Journal of Spectroscopy. Vol. 2015, Article ID 940172, 2015.