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ID23-1: Gemini - Macromolecular Crystallography


ID23-1 offers the opportunity to make highly efficient monochromatic measurements at energies from 5 Kev to 20 Kev with a flux of ~1-4 E12 photons/second and a variable beam size from 0.05 to 0.001 mm^2.
Status:  open


  • Life Sciences


  • Life science


  • MX - macromolecular crystallography
  • MAD - multi-wavelength anomalous dispersion

Energy range

  • 5.0 - 20.0  keV

Beam size

  • Minimum (H x V) : 10.0 x 10.0  µm²
  • Maximum (H x V) : 45.0 x 30.0  µm²

Sample environments

  • 100 K cryostream
  • Automatic sample changer FlexHCD
  • Mini-kappa goniometer
  • Dehydration device and Rapid Exchanger (ReX)


  • Pilatus 6M (Dectris)
  • Rontec Xflash X-ray fluorescence detector

Didier Nurizzo, Trevor Mairs, Matias Guijarro, Vicente Rey, Jens Meyer, Pablo Fajardo, Joel Chavanne, Jean Claude Biasci, Sean McSweeney and Edward Mitchell, "The ID23-1 structural biology beamline at the ESRF", J. Synchrotron Rad. 13(Pt 3) (2006) 227-38.

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