The establishment of EVISA is funded by the EU through
the Fifth Framework Programme (G7RT- CT- 2002- 05112).
Supporters of EVISA includes:
triple filament method
The triple filament method
is a surface ionization method used for TIMS wherein 3
filaments are used. Two filaments are used to heat and vaporize the
sample and 1 filament, at a very high temperature, is used to ionize the