Europium Isotopes

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List of Europium Isotopes and Examples of Enriched Europium Applications:

Europium-151 isotope (Eu-151 isotope, 151Eu isotope)

  • EUROPIUM-151 isotope is used for Europium-152 radionuclide (radioisotope) production (can be used as a reference source for gamma detector calibration);
  • EUROPIUM-151 isotope is used for neutron detection and neutron spectra measurement;

Europium-151 isotope is available to order from BuyIsotope.com Europium-151 oxide chemical form. Please contact us via request a Europium-151 isotope quote BuyIsotope.com to order Europium-151 isotope to get Europium-151 price to buy Europium-151 isotope.

Europium-153 isotope (Eu-153 isotope, 153Eu isotope)

  • EUROPIUM-153 isotope is used for Samarium-153 radionuclide (radioisotope) production (can be used in life science for healthcare and medical applications and pharmaceuticals industries);
  • EUROPIUM-153 isotope is used for Europium-154 radionuclide (radioisotope) production (can be used as a reference source for gamma detector calibration);
  • EUROPIUM-153 isotope is used for studies of relaxation processes in crystals;

Europium-153 isotope is available to order from BuyIsotope.com Europium-153 oxide chemical form. Please contact us via request a Europium-153 isotope quote BuyIsotope.com to order Europium-153 isotope to get Europium-153 price to buy Europium-153 isotope.

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Europium Properties:

PropertyEUROPIUM-151EUROPIUM-153
Number of Protons151153
Abundance0.47810.5219
Atomic Number6363
Atomic Radius199199
Atomic Mass150.9152.9
Spin2.52.5
Quadrupole Moment0.9032.41
Electronegativity (Paulig)
Electron Configuration Blockff
VDW Radius (mm3)294294
Mass Uncertainty2e-052e-05
g-factor (g value)1.3890.6134
Half LifeStableStable

Europium Information

Soft silvery metallic element belonging to the lanthanoids. Eu-151 and Eu-153 are the only two stable isotopes, both of which are Neutron absorbers. Discovered in 1889 by Sir William Crookes.

Used with yttrium oxide to make red phosphors for color televisions.

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