I've just understood that this species is European. So this topic shall be moved to the European ants forum.
Anyway: I got the colony now. They came with one queen and maybe 15 workers, instead of 6. No brood, they had hibernated for a while (2-3 weeks).
I got
Hyperlinks sind nur für registrierte Nutzer sichtbarwith 20cm*20cm arena, and put the Dalmaticus tube in it. They moved within 7 hours (last checked before going to sleep, and in the morning they were init). These ants seem very nice, body is like most camponotus but much smaller.

The ants in their formicarium right after placing them in.

the ants in the cork nest

The ants in the test-tube (mini test tube)

the ants in the test-tube another pic.
For now i cannot say much about the ants, they seem to be hibernating. In the spring, i expect a egg-boom!