SIMBAD references

2011A&A...534L..12F - Astronomy and Astrophysics, volume 534, L12-12 (2011/10-1)

Discovery of the correspondence between intra-cluster radio emission and a high pressure region detected through the Sunyaev-Zel'dovich effect.

FERRARI C., INTEMA H.T., ORRU E., GOVONI F., MURGIA M., MASON B., BOURDIN H., ASAD K.M., MAZZOTTA P., WISE M.W., MROCZKOWSKI T. and CROSTON J.H.

Abstract (from CDS):

We analyzed new 237MHz and 614MHz GMRT data of the most X-ray luminous galaxy cluster, RXJ1347-1145. Our radio results are compared with the MUSTANG 90GHz Sunyaev-Zel'dovich effect map and with re-processed Chandra and XMM-Newton archival data of this cluster. We point out for the first time in an unambiguous way the correspondence between a radio excess in a diffuse intra-cluster radio source and a hot region detected through both Sunyaev-Zel'dovich effect and X-ray observations. Our result indicates that electron re-acceleration in the excess emission of the radio mini-halo at the center of RXJ1347-1145 is most likely related to a shock front propagating into the intra-cluster medium.

Abstract Copyright:

Journal keyword(s): galaxies: clusters: individual: RX J1347-1145 - radio continuum: galaxies - X-rays: galaxies: clusters - background radiation cosmic

Simbad objects: 3

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