We are very pleased to welcome the rare-earth science community to the 33^rd international conference "Terrae Rarae" ("33. Tage der Seltenen Erden") which will be held from October 7 to 9, 2025 at the Karlsruhe Institute of Technology (KIT), Karlsruhe/Germany. 

The conference is organized by our Collaborative Research Centre (CRC) “4f for Future” and funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation). The scientific program focuses on the chemistry and physics of f-element compounds.

• The updated conference schedule (as of Oct. 6, 2025) can be found here. 
   
• The (updated) book of abstracts (PDF file, as of Oct. 1) can be downloaded here (file is password-protected). Kindly note: for reasons of sustainability there will be no paper version available on site.    
                 
• Please also find a map of KIT Campus South here, indicating all relevant locations in connection with the conference. 

Should you have any further questions about the conference and its program please feel free to contact us at terrae_rarae∂sfb1573.kit.edu.  

Please be sure to prepare your presentation according to the following rules:

Oral presentations

• should preferably be in MS PowerPoint format, the files must be uploaded onto the presentation laptop at the latest before the beginning of each session.
• Please bear in mind that the time slot for your oral presentation is a maximum of 17 min. (talk) plus 3 min. (discussion). (In the case of plenary lectures: 40 min. plus 10 min.) 
• All oral presentations will be held at the Johann-Gottfried-Tulla lecture hall (upper floor of building 11.40, KIT Campus South). 
• Should you not be able to present your work please notify us at your earliest convenience so that we can adjust the program accordingly. 

Poster presentations 

• There will be two poster sessions, cf. schedule. Both will take place in the foyer of the Johann-Gottfried-Tulla lecture hall (ground floor). 

• Posters should be printed out and brought to the venue by the presenting authors. For each poster one poster board is reserved (marked with the poster number). 

• The size of your poster must be A0 (841 x 1189 mm²) portrait format. 

• Posters should be set up before the actual session takes place (foyer is open); push pins are provided by the organizers. The posters should please be taken down again at the end of the session. 

Prof. Dr. Stephan Götzinger (Friedrich-Alexander-Universität Erlangen-Nürnberg and Max Planck Institute for the Science of Light (MPL), Erlangen, Germany)

Prof. Dr. Stephen T. Liddle FRSC FRSE MAE (The University of Manchester, UK)

Prof. Dr. Jana Roithová (Radboud University, Nijmegen, The Netherlands)

Prof. Dr. Mario Ruben (KIT, Karlsruhe, Germany, and Université de Strasbourg, France)

Prof. Dr. Roberta Sessoli (Università degli Studi di Firenze, Italy) 

All plenary, oral and poster presentations will take place at the Johann-Gottfried-Tulla lecture hall (and facilities) on KIT Campus South (building 11.40: Kollegiengebäude am Ehrenhof). 

Abstract submission is now closed. You have been notified of the acceptance of your submitted abstract (oral or poster contribution). 

The registration period has now ended. As the individual registration is free of charge, we kindly request all participants to arrange their own accommodation, e.g., via standard online booking portals.  

Further useful information... 

• ...how to reach Karlsruhe by plane
• ...how to reach KIT by car or by public transport 
• ...a PDF map of Karlsruhe's city center 
• ...a PDF map of KIT Campus South 
• ...an interactive KIT campus map   

Should you have any further questions about the conference please feel free to contact us anytime at terrae_rarae∂sfb1573.kit.edu.  

Looking forward to meeting you in Karlsruhe, 
kind regards,  

Prof. Dr. Peter W. Roesky 
- chair of Terrae Rarae 33 & speaker of "4f for Future" - 

If, contrary to expectations, the conference has to be cancelled by the organizers – for whatever reason – any claims against the organizers are excluded.