Abstract
In a parameter study extending to jet densities of 10-5 times the ambient one, I have recently shown that light large-scale jets start their lives in a spherical bow shock phase. This allows an easy description of the sideways bow shock propagation in that phase. Here, I present new, bipolar, simulations of very light jets in 2.5D and 3D, reaching the observationally relevant scale of > 200 jet radii. Deviations from the early bow shock propagation law are expected because of various effects. The net effect is, however, shown to remain small. I calculate the X-ray appearance of the shocked cluster gas and compare it with Cygnus A and 3C 317. Rings, bright spots and enhancements inside the radio cocoon may be explained.
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Krause, M.G.H. (2004). Large Scale Simulations of the Jet-IGM Interaction. In: Massaglia, S., Bodo, G., Rossi, P. (eds) Virtual Astrophysical Jets. Springer, Dordrecht. https://doi.org/10.1007/978-1-4020-2664-5_28
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DOI: https://doi.org/10.1007/978-1-4020-2664-5_28
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