Proposal Deadlines

Upcoming proposal deadlines:

ReMade Pre-Proposal Submission

2025/09/01
till 2026/05/15
All-day event
Location: Europe (a variety of locations)

Under the pre-proposal call, scientists can benefit from the support of the ReMade@ARI’s Smart Science Cluster team to develop their preliminary research idea(s) into a full ReMade-TNA proposal.

Rolling Call for ReMade-TNA

2025/09/01
till 2026/05/29
All-day event
Location: Europe (various)

Under the new Rolling Call, proposals can be submitted at any time during the period September 2025 – May 2026, giving scientists more flexibility and time to carefully prepare, develop, and refine their research ideas.

RIANA (Research Infrastructure Access in Nanoscience & Nanotechnology) – TNA User Access

2026/02/06
till 2026/12/31
All-day event
Location: Various locations where participating research instruments and synchrotron facilities are located

The RIANA – TNA Access is Now Open.

We accept user proposals based on a “continuous call” concept.

Applications for Pre-proposals are not mandatory but are highly encouraged.

RIANA (Research Infrastructure Access in Nanoscience & Nanotechnology) – SME User Access

2026/02/06
till 2026/12/31
All-day event
Location: Various locations where participating research instruments and synchrotron facilities are located

The SME Call for Proposals is Now Open. 

The application is open throughout the project and implemented as a rolling call.

ALBA Call for Proposals

2026/06/01
till 2026/12/31
All-day event
Location: Barcelona, Spain

The Call for Proposals for the 2026-II cycle for beamlines and microscopes is now open.

  • Deadline: March 3rd, 2026, at 14:00 (CEST)

The Call for Proposals for the 2026-II cycle will cover experiments scheduled from end of June to December 2026, except for the MX Beamlines, which will cover the entire year.

  • Information about the specifics of the beamlines can be obtained here
  • Information about the specifics of the microscopes can be obtained here

For those users applying to MSPD, CLAESS and NOTOS: if your proposal goes to the waiting list, it can be moved to another beamline in case enough beamtime is available. Please, indicate your preferred beamline and the second option in the text of the proposal.

Applications for researcher’s access to beamlines and electron microscopes will be submitted the user office portal.

CLS Call for Proposals

2026/07/01
till 2026/12/31
All-day event
Location: Canadian Light Source Inc.
44 Innovation Boulevard
Saskatoon, Saskatchewan, Canada

Twice a year, the CLS opens a Call for Proposals during which time proposals are accepted for peer-reviewed access to beamtime in the upcoming cycle. Each cycle is typically 6 months long. Successful proposals become active projects at the CLS and remain active for 2 years. During an open Call for Proposals, beamtime requests (BTRs) for active projects can also be submitted for consideration in the upcoming cycle.

CycleScheduling PeriodCall OpenCall ClosePRC Meeting
(Week of)
Results Announced
(Week of)
42July-Dec 2026Jan 28, 2026Feb 25, 2026Apr 20, 2026May 4, 2026

BESSY II – call for proposals by 1st March 2026 (CET 11.59 pm)

2026/07/01
till 2026/12/31
All-day event
Location: BESSY II, Berlin, Germany

Round – 2026-II Beamtime period – July 2026 – January 2027

Deadline – 01.03.2026 (CET 11.59 pm)

SOLEIL’s call for proposals

2026/07/15
till 2026/09/15
All-day event
Location: SOLEIL synchrotron, Saint-Aubin, France

2026/07/15 till 2026/09/15

Location: SOLEIL synchrotron, Saint-Aubin, France

Deadline: September 15th, 2026, at 17:00 (CET)

The call for Proposals for the 2027-I cycle will cover experiments scheduled during the first semester of 2027, except for BAGs, which will cover the entire year, and MX-BAGs, which will cover 2 years.

PAL-XFEL Call for Proposals

2026/08/01
till 2026/12/31
All-day event
Location: PAL-XFEL, 80 Jigokro-127-beongil, Nam-gu, Pohang, Gyeongbuk 37673, Korea

2026-2nd Call for Proposals at PAL-XFEL

We invite scientists worldwide to submit proposals for general user beamtime experiments at PAL-XFEL (Pohang Accelerator Laboratory – X-ray Free Electron Laser) from August to December 2026. PAL-XFEL has three beamlines, two for hard X-ray experiments (XSS: X-ray Scattering and Spectroscopy, NCI: Nano Crystallography and Coherent Imaging) and one for soft X-ray experiments (SSS: Soft X-ray Scattering and Spectroscopy). The access to PAL-XFEL is open to the international scientific community, with the requirement that foreign users collaborate with Korean scientists being local contacts. Additionally, all applicants must contact PAL-XFEL staff scientists to discuss experimental details before submitting a beamtime proposal. There is no fee for proposal submission, but charges will apply when the experiment is conducted, as per government policy. Please register as a user of PAL and submit an application form of the PAL-XFEL proposal via the website (https://pal.postech.ac.kr/en/index.do).

  • Call for Proposal Deadline: April 24, 2026 (Korean Standard Time)

Diamond call for proposals

2026/10/01
till 2027/03/31
All-day event
Location: Diamond, Harwell, Oxfordshire, UK

The next submission for proposals for AP40 is open. The call for proposals for AP40 (October 2026 – March 2027) is open and proposals must be submitted by Wednesday 25th March 2026 at 17:00hrs UTC/GMT.

For submissions of proposals please see here: Apply for beamtime.

For updates to the XChem BAG submission see: XChem BAG submission 

For MX related proposals please refer to the MX Responsive Beamtime Guide.

BESSY II – call for proposals by 1st September 2026 (CET 11.59 pm)

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All-day event
Location: BESSY II, Berlin, Germany

Round 2027-I Beamtime peroid January 2027 – July 2027

Deadline 01.09.2026 (CET 11.59 pm)

European XFEL – 15th Call for Proposals for User Experiments

2027/03/01
till 2027/07/31
All-day event
Location: European XFEL, Schenefeld, Germany

The 15th call for proposals at the European X-Ray Free-Electron Laser Facility (European XFEL) is open until

Thursday, 07 May 2026, at 16:00 CEST
(local Hamburg/Schenefeld time / Central European Summer Time)