ICP-MS

Elan-6100DRC

Laser Ablation

Laser New Wave UP-213

RF power

1300 W

Type

Nd:YAG

Auxiliary gas flux (Ar)

1.0 L/min

Wavelength

213 nm

Plasma gas flux (Ar)

16 L/min

Pulse duration

5 ns

Sample cell

Super cell

Laser repeat rate

10 Hz

Carrier gas flux

Ar = 0.58 L/min, He = 0.60 L/min

Distance to sample

4 mm

Pt Sampler dimension

1.1 mm

Pt Skimmer dimension

0.9 mm

Ionic lens voltage

5.5 to 8.5 V

Energy density

65% laser power ~8.60 J/cm2 and 0.2 mJ (spot 65 μm) for pyroxenes, amphiboles

Energy density

70% laser power ~7 - 10 J/cm2 and 0.2 - 0.3 mJ (raster with spot of 65 μm)

Ablation speed 5 μm/s, line of 300 μm for quartz, alkali feldspars