Table 1. Summary of the beamline hardware for MX2.
Beamline name | Micro Crystallography – MX2 |
Source type | U22 undulator |
Total length | 3 m |
Period | 22 mm |
Minimum gap | 6.6 mm |
Peak field @ minimum gap | 0.85 T |
K max | 1.75 |
Monochromator | Double-crystal Si(111) liquid nitrogen cooled (DC) or channel-cut Si(111) liquid nitrogen cooled (CC) |
Energy range (keV) | |
User controlled (DC) | 8.0–15.5 |
Full range available (DC) | 6.5–18.0 |
User controlled (CC) | 12.0–13.5 |
Wavelength range (Å) | |
User controlled (DC) | 1.55–0.80 |
Full range available (DC) | 0.69–1.91 |
User controlled (CC) | 0.92–1.03 |
Mirrors | Three Si mirrors with Rh and Pt stripes; one vertical focusing (VFM), one horizontal focusing (HFM) and one horizontal microfocusing (MHFM). All mirrors operate at or close to 2.8 mrad incident angle. |
Beam size, without apertures (FWHM) (H × V) µm | 22 × 12 µm |
Photon flux (at 13 keV) | |
Full beam | 3.4 × 1012 photons s−1 |
20 µm aperture | 5.1 × 1011 photons s−1 |
10 µm aperture | 2.0 × 1011 photons s−1 |
7.5 µm aperture | 1.4 × 1011 photons s−1 |
Goniometer | Horizontal air-bearing |
Cryo capability | CryoJet 5 |
Pixel detector† | EIGER X 16M (Dectris Ltd, Switzerland) |
Fluorescence detector | Vortex Si-drift detector (Hitachi High-Technologies Science America, Chatsworth, CA, USA) |
Sample mounting | SAM system |
From February 2017.