| FemtoMAX performance | 2025 |
|---|---|
| Energy range | 1.8 -15 keV (0.8 – 6.8 Å) |
| Photon source | 2 x in-vacuum undulators U15 |
| Monochromator | Double Crystal Monochromator with InSb(111) crystals. 3 x Multi-Layer Mirror |
| Photons per pulse on sample1% BW | >2.2·10⁷ at 4 keV |
| Repetition rate | 10 Hz |
| Harmonic content | 1:1000 |
| Bandwidth | InSb ∆E/E≈4·10⁻⁴ (1.8-15 keV) ML ∆E/E=0.01 (1.8-15 keV) |
| Monochomator throughput @ 5 keV | >70% crystal >50% ML |
| Optics | Unfocused/ Rhodium coated Si-mirror, Be-lenses, Harmonic rejection mirror |
| Polarization | Linear |
| Pulse duration | 50 fs |
| Synchronisation | <1 ps. Post sorting with ping monitor < 300 fs temporal resolution. Post sorting with cross correlator < 70 fs. |
| Spot size on sample | 60 x 80 µm (FWHM) |
| Equipment | Ultrafast laser at sample (6 mJ @800 nm, 1.2 mJ at 1200 nm), THz excitation, Tilt platform Robot detector holder Vacuum GIXS, Kappa goniometer, Ultrafast visible luminescence spectrometer, Nanocell (scattering from small (< 1 µL) volume liquids) |