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Terbium (III,IV) oxide (Tb<sub>4</sub>O<sub>7</sub>) 99.995% 4N5 Powder, MSE Supplies

MSE PRO Terbium (III,IV) Oxide (Tb4O7) 99.995% 4N5 Powder

  • $ 47595

Terbium (III,IV) Oxide, Tb4O7, 99.995% 4N5 High Purity Powder

  • Product Number: PO4401 (50 g), PO4402 (100 g), PO4404 (500g), PO4403 (1 kg)
  • Formula: Tb4O7
  • CAS Number: 12037-01-3
  • Molecular Weight: 747.6972  g/mol
  • Density: 7.3 g/cm³ at 25°C
  • Melting Point: Decomposes to Tb2O3 
  • Color: Dark brown-black
  • Solubility: Insoluble in water.
  • Purity: 99.995% 4N5 (Tb4O7/TREO*)
* TREO - Total Rare Earth Oxides

    Applications 

    Terbium (III,IV) oxide, Tb4O7, is widely used as precursor for the preparation of other terbium compounds. It can be used as an activator for green phosphors, a dopant in solid-state devices and fuel cell material, special lasers and a redox catalyst in reactions involving oxygen.

    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)

    Dy2O3 <1.0

    Fe2O3   <3.0

    Ho2O3 <0.5

    SiO2   <30.0

    Eu2O3 <1.0

    CaO    <10.0

    Y2O3 <0.5

    CI-  <100.0
    Gd4O7 <1.0

    Other rare earth oxide total <1.0

     

    References

     1. Application of Tb4O7 Nanoparticles for Lasalocid and Salicylate Determination in Food Analysis, J. Agric. Food Chem. 2012, 60, 47, 11741–11747

     2. Green electroluminescence from Tb4O7 films on silicon: Impact excitation of Tb3+ ions by hot carriers, Appl. Phys. Lett. 108, 051113 (2016)

     3. Phase stability and electric conductivity of Eu2O3–Tb4O7 co-doped Bi2O3 electrolyte, Int. J. Hydrog. Energy Volume 40, Issue 30, 10 August 2015, Pages 9485-9490