Research

Francium

Symbol: Fr

Atomic Number: 87
Atomic Weight (Average): 223*

Mass (amu) *223.019760
Abundance
r

IBA Techniques to Analyze:

  • HIBS (Heavy Ion BackScattering)
    Sensitivity >1.E-8 atomic fraction
    Analysis Range <1.E+2 nm

  • RBS (Rutherford BackScattering)
    Sensitivity >1.E-5 atomic fraction
    Analysis Range <1.E+3 nm
    Depth Resolution <1.E+2 nm
    Mass Resolution (FWHM atomic number): 5

  • 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