Europium-151 Isotope Information and Examples of Enriched Europium-151 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 in Europium-151 oxide chemical form. Please contact us via request a Europium-151 quote to order Europium-151 isotope to get Europium-151 price to buy Europium-151 isotope.

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Europium-151 oxide Safety Data Sheet (SDS) - Download pdf file
Download Europium-151 oxide SDS

Properties Of Europium-151 Isotope:

Neutron Number (N)88
Atomic Number / Proton Number (Z)63
Mass Number / Nucleon Number (A)151
Natural Abundance (%)0.4781
Atomic Mass (Da)150.91986
Relative Isotopic Mass150.91986
Quadrupole Moment0.903
g-factor (g value)1.3887
Electron Configuration Blockf
Melting Point (K)1095
Boiling Point (K)1870
Specific Heat0.176
Heat of Formation177.4
Thermal Conductivity13.9
Dipole Polarizability 184
Electron Affinity (kJ/mole)0.864
Electronegativity (Pauling scale)
Atomic Radius (pm)199
Covalent Radius (pm)185
VDW Radius (pm)294
Lattice Constant4.61
Crystal StructureBCC
Jmol color#61ffc7

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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