The table below lists the periodical deadlines over the year.
| Instruments/Beamlines | Proposal Deadlines | More Information |
| SLS | ||
| all beamlines, except PX-I,-II,-III | suspended | calls will be launched towards completion of SLS 2.0 upgrade project |
| PX beamlines | suspended | see above |
| SwissFEL | ||
| all beamlines | Mar 15, Sep 15 | more information |
| SINQ | ||
| all beamlines | May 15, Nov 15 | SINQ - call for proposals |
| SLS/SINQ | ||
| joint X+n powder diffraction | suspended | X+n powder diffraction call will be launched after the SLS 2.0 restart |
| SμS | ||
| FLAME, GPD, GPS, HAL-9500, LEM | June 02 | SµS - call for proposals |
| DOLLY, FLAME, GPD, GPS, HAL-9500, LEM | Dec 01 | see above |
| CHRISP | ||
| all | Jan 16, 2026 | CHRISP facilities inclusive UCN - call for proposals |
This information might be useful in particular for new users not familiar with the proposal workflow at PSI.
Contact
PSI User Office
Paul Scherrer Institute
building WBBC
CH-5232 Villigen PSI
Switzerland
+41 56 310 46 66
useroffice@psi.ch
Office hours:
Monday through Friday from 8:00-11:30 and 12:30-17:00
otherwise please contact us per email