Spectrum Raman averaged spectrum of non-irradiated areas of Murchison pellet n°1 Spectrum Raman averaged spectrum of non irradiatd areas of Murchison pellet n°2

Spectrum Averaged Raman spectrum of Murchison pellet n°1 irradiated ($He^+$, fluence $1~10^{16}$ ions.$cm^{-2}$) Spectrum Averaged Raman spectrum of Murchison pellet n°2 irradiated ($He^+$, fluence $3~10^{16}$ ions.$cm^{-2}$)