Deadlines for PETRA III call for regular proposals are usually 1 March and 1 September.

Any proposal for PETRA III beamlines P08, P11, P22, P23, P24 can be submitted at any time during our rolling call procedure (continous call without deadline).

Classic BAG are proposals clustering multiple teams sharing either a similar thematic or a similar technique that required a specific set-up.

There is no limitation in the number of teams gathering or in the number of shifts requested.

Classic BAG submission is open only once a year during calls from mid-July to mid-September.

Accepted Classic BAG experiment can start from March of the next year.

These proposals have a one year duration, with a mid-term reevaluation after six months.

MX-BioSAXS BAG are proposals clustering multiple teams sharing either a similar thematic or a similar location.

Currently this type of proposal is dedicated for MX and BioSAXS analysis.

There is no limitation in the number of teams gathering or in the number of shifts requested.

MX-BioSAXS BAG submission is open only once a year during calls from mid-July to mid-September.

Accepted MX-BioSAXS BAG experiment can start from March of the next year.

These proposals have a two years duration, with a mid-term reevaluation after one year.

SOLEIL has two calls per year which covers beamtime from March to July (1st semester) and from September to February (2nd semester).

Openings of the calls are usually planned in July for beamtime allocation during the 1rst semester and in December for beamtime allocation during the 2nd semester.

All ELBE sources including FELBE and TELBE are open to users through an online portal (GATE). There are two calls for Beamtime Proposals per year with deadlines in the spring and in the fall.

The next deadline for the submission of beamtime applications is September 22nd, 2025.

User access to the ELBE - Center for High-power Radiation Sources is managed in line with the recommendations of the European Charter for Access to Research Infrastructures. Beamtime proposals are reviewed by an external science advisory committee. It is quality-based and relies on a peer-review procedure based on research proposals. The primary selection criterion is scientific excellence. Among scientifically equally ranked proposals, priority is given to users from countries without national FEL and from EU-13 states, to PhD students, and to women PIs.

Proposals should be submitted electronically using the portal GATE. The use of the template is mandatory.

ELBE as a whole is operated 24 h, 7 days/week, beamtime is granted in units of 12 hours from 6:00 to 18:00 and from 18:00 to 6:00.

Rapid Acces proposals are a way to obtain free beamtime on decision of the Experimental Division Direction.

Thay are submitted continiously but are limited to a really small number of proposals, only for urgent work.