System | Wavelength (nm) | Laser power at sample (mW) | Beam diameter (µm) | Beam area (cm2) | Power density (kW/cm−2) |
---|---|---|---|---|---|
Horiba LabRAM HR | 488 | 0.4 | 0.44 | 1.5 × 10−9 | 270 |
Horiba LabRAM HR | 532 | 0.4 | 0.48 | 1.8 × 10−9 | 220 |
Horiba LabRAM HR | 633 | 0.4 | 0.57 | 2.6 × 10−9 | 150 |
Horiba LabRAM HR | 785 | 0.4 | 0.71 | 4.0 × 10−9 | 100 |
Renishaw inVia micro Raman | 830 | 1.1 | 0.75 | 4.5 × 10−9 | 249 |
Bruker MultiRam | 1064 | 50 | 100 | 7.9E−05 | 0.64 |
Bruker MultiRam | 1064 | 100 | 100 | 7.9E−05 | 1.27 |
Bruker MultiRam | 1064 | 150 | 100 | 7.9E−05 | 1.91 |
Durham bespoke system | 633 and 532 | 0.4 | 50 | 1.96 × 10−5 | 0.02 |