The TOMCAT beamline X02DA of the Swiss Light Source at the Paul Scherrer Institute offers a wide range of X-ray tomographic imaging techniques. More information is available at the TOMCAT website.

Specifications

Swiss Light Source

  • Ring Energy: 2.4 GeV
  • Ring Current: 400 mA
  • SLS runs in top-up mode

Source

  • Superbend Magnet: 2.9 Tesla
  • Critical Energy: 11.1 keV
  • Beam size at sample: 50 mm x ~4-7 mm (@ 25 m)
  • Flux: ~ (0.5 - 2) x 10\(^{12}\) photons/sec/mm\(^2\) with multilayer

Monochromator Modes

  • Si(111), Energy range: 8-40 keV
  • Multilayer (2% bandpass), Energy range: 8-45 keV
  • Filtered white beam (no monochromator)

Detection system

For more information on the available microscopes and detectors consult our page on detectors

Techniques

  • Standard absorption and propagation-based phase contrast microtomography with pixel sizes ranging from 0.165 to 6.5 \(\mu\)m .
  • Grating-based differential phase contrast (DPC) and dark field tomography/radiography.
  • Nanoscope: A Zone-plate-based full field X-ray microscope with Zernike phase contrast modalities.
  • High-speed time-resolved (4D) tomography with sub-second time resolution.
  • Various in situ and operando sample environments.

Getting Beamtime

Proposals for beamtime are submitted through the PSI Digital User Office DUO. More information on submitting proposals can be found on the PSI User Office website.