Faculty of Biological Sciences

Electron microscopes at the Astbury Biostructure laboratory

Titan Krios 1

  • Optimised for high resolution data collection, single particle projects.
  • 300 keV X-FEG elecon source.
  • Falcon II direct electron detector, soon to be upgraded to Falcon III.
  • Software for automated data collection for single particle projects (EPU).

Titan Krios 2

  • Optimised for high resolution data collection, single particle and tomography projects.
  • 300 keV X-FEG elecon source.
  • Falcon III direct electron detector.
  • Gatan energy filtered BioQuantum967 (K2 summit camera).
  • Volta-potential phase plate.
  • Software for automated data collection for both single particle projects (EPU), and tomography (Tomography 4).

FEI Tecnai F20

  • Screening microscope for cryo-EM specimens, as well as collection of diffraction data.
  • 200 keV FEG electron source.
  • FEI Ceta, 4k x 4x CMOS camera.

FEI Tecnai T12

  • Service microscope for users wishing to collect negative stain images for processing, or high quality images for publication.
  • 120 keV Lab6 electron source.
  • Gatan US4000/SP 4k x 4k CCD camera.

JEOL 1400

  • Service microscope for users wishing to visualise their specimen by negative stain.
  • 120 keV Lab6 filament.
  • Gatan US1000XP 2k x 2k CCD camera.

FEI Quanta 200 SEM

  • FEI Quanta 200 FEGESEM.
  • SEM for cryo and ambient SEM.
  • PP2000 cryo system.

All EM imaging in Leeds is supported by the enthusiasm and dedication of our users, and the generous financial support of the University of Leeds and the Wellcome Trust.