• Sum Frequency Generation (SFG) vibrational spectroscopy and microscopy
  • Coherent anti-stokes Raman (CARS) spectroscopy and microscopy
  • THz spectroscopy
  • Characterisation of vibrational bonds of molecules at surfaces or interfaces
  • Intrinsically surface specific
  • High spectral resolution
  • Wide range of accessible (molecular) vibrations: 625-4000 cm⁻¹
  • SFG Microscope
  • Sensitive to vibrational signatures of molecules
  • High spectral resolution.
  • Sub-wavelength spatial resolution
  • F-CARS, E-CARS, P-CARS detection geometries
  • Wide range of accessible (molecular) vibrations: 740-4000 cm⁻¹
  • Wide spectral range up to 4.5 THz
  • High dynamic range >70 dB at 0.4 THz
  • Real-time data acquisition up to 10 spectra/s
  • Excellent spectral resolution better than 2.5 GHz
  • “No bearing” design of fast delay line – virtually unlimited lifetime
  • Based on LT-GaAs or GaBiAs photoconductive material
  • Optimized for wavelengths around 800 nm or 1060 nm
  • Wide spectral range and low noise
  • Sub-picosecond temporal resolution

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