New Megawatt-Electrolyzer of IET-1: inside-Interview with Dr. Eva Jodat, Dr. André Karl, and Arne Schlegel
In the new issue (01/2025) of the FZJ staff magazine “inside”, Dr. Eva Jodat and Dr. André Karl (Acting Department Heads of IET-1 Functional Materials and Components) as well as Arne Schlegel (Team Leader Facility and Operations Management of IET-1) give detailed insights into the new modern test stand of IET-1 for megawatt electrolyzers for the production of green hydrogen. The complete article with the topic “Energy Transition - The Hydrogen Machine" can be found here.
The test facility, which is unique in this size, is part of the BMBF project DERIEL, in which a total of ten partners from industry and research are involved under the leadership of Siemens Energy.

Dr. Eva Jodat
Acting Department Head Functional Materials and Components
- Institute of Energy Technologies (IET)
- Fundamental Electrochemistry (IET-1)
Room 1.06
Dr. André Karl
Acting Department Head Functional Materials and Components
- Institute of Energy Technologies (IET)
- Fundamental Electrochemistry (IET-1)
Room 416
Arne Schlegel
Teamleiter Facility und Operations Management
- Institute of Energy Technologies (IET)
- Fundamental Electrochemistry (IET-1)
Room 4009