Helium
Symbol: He
Atomic Number: 2
Atomic Weight (Average): 4.002599
| Mass (amu) | 4.002603 |
| Abundance | 99.99986 |
IBA Techniques to Analyze:
- RBS (Rutherford BackScattering)
Sensitivity >1.E-3 atomic fraction
Analysis Range <1.E+3 nm
Depth Resolution <1.E+2 nm
Mass Resolution (FWHM atomic number): 1 - NRA (Nuclear Reaction Analysis)
Sensitivity >1.E-2 atomic fraction
Depth Resolution <1.E+3 nm
Analysis Range <1.E+2 nm - ERD (Elastic Recoil Detection)
Sensitivity >1.E-4 atomic fraction
Analysis Range <1.E+3 nm
Depth Resolution <1.E+2 nm
Unique to Element Web Site Link:
Point of Contact: Barney L. Doyle