Argon
, , and . "Background gas effect on the generation of nanopatterns on a pure silicon wafer with multiple femtosecond near field laser ablation." Applied Physics Letters 91.25 (2007).
, , , and . "Investigation of matrix effects in inductively coupled plasma-atomic emission spectroscopy using laser ablation and solution nebulization - effect of second ionization potential." Spectrochimica Acta Part B-Atomic Spectroscopy 56 (2001) 77–92.