Events: Details

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EuXFEL Proposal Deadline

Category: Experiment

8th Call for Regular Proposals for User Experiments, call for Protein Crystal Screening Proposals and Expressions of Interest in Long-Term Proposals

The 8th call for regular proposals at European X-Ray Free-Electron Laser Facility (European XFEL) is open until Friday 03 December 2021 16:00 (local Hamburg/Schenefeld time – Central European Time CET) in the User Portal to the European XFEL (UPEX) for all six scientific instruments currently in operation.


  • In the framework of this call, standard configurations can be specified in the UPEX proposal form for these instruments:
    • FXE - Chemistry chamber with liquid jet for simultaneous pump–probe, non-resonant XES and WAXS
    • HED - Diamond Anvil Cell (DAC) and ReLaX-SAXS-PCI standard configurations.
    • MID - Small-angle MHz XPCS standard configuration
  • A specific call for Protein Crystal Screening (PCS) proposals is also open at SPB/SFX in UPEX, with the same deadline as the regular call.
  • A call for expressions of interest in long-term proposals is also open in the same time frame, information and electronic form are accessible on a dedicated web page.

Refer to the complete announcement

for details and other important information for all applicants.

A virtual information meeting will be held on 3 November 2021 at 17:30 (Central European Time – CET / Hamburg/Schenefeld time). Details about the videoconference link and agenda will be posted on our homepage soon.

Beamtime will be allocated from July to December 2022 at the following scientific instruments:

Instrument overview:

Check with the relevant group about specific feasibility conditions before submitting a proposal:

General enquiries can be directed to the European XFEL User Office:


Phone: +49 (0)40 8998-6937 or -6767


When: Friday, December 3 2021, 08:00 AM - 5:00 PM (ET) (UTC -05:00) Eastern Time (US & Canada), Bogota, Lima