The nature of H-alpha star-forming galaxies at z~0.4 in and around Cl 0939+4713: the environment matters

David Sobral, Andra Stroe, Yusei Koyama +5

Cluster star-forming galaxies are found to have an excess of Far-Infrared emission relative to H-alpha (Ha), when compared to those in the field, which could be caused by intense A…