European XFEL
10th Call for Proposals for User Experiments:

Regular Proposals (including Cross-Instrument Use) and
Sample and Protein Crystal Screening Proposals

The 10th Call for Proposals at European X-Ray Free-Electron Laser Facility (European XFEL) will be open until Friday, 09 December 2022, at 16:00 (local Hamburg/Schenefeld time / Central European Time – CET) for 7 European XFEL scientific instruments.

Detailed information about this Call are available on our web pages



We invite you to submit applications for access to the SOLARIS Centre research facilities. Access to SOLARIS is free of charge for any scientists who carries out non-commercial research. The international commission decides on the allocation of beamtime.

Beamtime is split into two 6-months allocation periods corresponding to spring and autumn calls for proposals.

The spring call (deadline for proposal submission: 1st of April) is for experiments to be performed from September of the same year till February the following year.
The autumn call (deadline for proposal submission: 1st of October - extend till 5th October) is for experiments to be performed from March till August of the following year.

Next call for proposals will be open in 2023.


The 15th Call for user experiments at the FERMI FEL-1 and FEL-2 free-electron laser facilities, TeraFERMI, CITIUS and T-ReX laboratories, located at Elettra - Sincrotrone Trieste S.C.p.A., has been postponed from November 30th, 2022 to May 31st, 2023 at 23:59 (CET).

TeraFERMI also accepts off-line proposals for materials characterization with THz time domain spectroscopy in the linear regime.

The deadline for submitting a proposal is May 31st, 2023 at 23:59 (CET).


proposal form