Research

Selenium

Symbol: Se

Atomic Number: 34
Atomic Weight (Average): 78.99326

Mass (amu) 73.922477 75.919207 76.919908 77.917304 79.916521 81.916709
Abundance
0.90000
9.00000
7.60000
23.50000
49.60000
9.40000

IBA Techniques to Analyze:

  • HIBS (Heavy Ion BackScattering)
    Sensitivity >1.E-7 atomic fraction
    Analysis Range <1.E+2 nm

  • RBS (Rutherford BackScattering)
    Sensitivity >1.E-4 atomic fraction
    Analysis Range <1.E+3 nm
    Depth Resolution <1.E+2 nm
    Mass Resolution (FWHM atomic number): 2

  • PIXE (Particle Induced X-ray Emission)
    Sensitivity >1.E-6 atomic fraction
    Analysis Range <1.E+4 nm
    Depth Resolution <1.E+4 nm

 

Point of Contact: Barney L. Doyle