A different calibration curve applies for each ion type and each energy:
Only when the spectrum is known, the signal can be determined and
compared with measurement.
Applies to films, TLD, silicon, gels, pressage, OSL, Alanine,
Spielberger et al Phys. Med Biol. 47 (2002)
Data by Martisikova 2008
Models (like LEM) used for calculation of efficiencies
Film dosimetry for ions