[PeterUstinox]

They do cooperate and Jorrit Lion, co-founder of Proxima Fusion, was studying in Greifswald for Wendelstein 7-X, also see https://www.sciencedirect.com/science/article/pii/S092037962...

[lukan]

But they somehow avoid making a visible cooperation reference on the main page, like they do for other research institutions like Jülich. (Or I missed it.) But sure, they definitely reference it in the text, also on the main page.

Maybe there are complicated legal reasons for it.