When you write a paper — including co-authored papers — you must make sure to include the following:
Affiliations
Your affiliation must be 1) DAWN, and 2) your main institution. For instance, if you're located at the NBI, you write
Your name1,2
1Cosmic Dawn Center (DAWN).
2Niels Bohr Institute, University of Copenhagen, Jagtvej 128, DK-2200, Copenhagen N, Denmark.
You're of course free to add other institutions as well, if applicable.
Acknowledging the DNRF
Your single most important task before publishing is to acknowledge our main funders, the Danish National Research Foundation. Please make absolutely sure that the (exact) following statement is included in the acknowledgment section:
The Cosmic Dawn Center (DAWN) is funded by the Danish National Research Foundation under grant DNRF140.
In particular, note the lack of space between "DNRF" and "140".