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This is just to have a subgroup README.md (see below)

Fork of the UE 5.3-based project for volume rendering experiments, updated to UE5.4, in order to be able to use some features for in Niagara that have been broken in 5.3 (Materials, proper handling of values <=0, volumes casting shadows on surroundings).

Entry point to the external research-data collection (ERDA) at GEOMAR.