Tracing magnetic field in super-Alfvenic turbulence with Gradient Technique
Abstract
Super-Alfvenic turbulence is important for many astrophysical objects, particularly galaxy clusters. In this paper, we explore the accuracy of Synchrotron Intensity Gradients (SIGs) and X-ray intensity gradients to map magnetic fields in super-Alfvenic turbulence for a set of astrophysically relevant parameters of turbulent driving. Analyzing our synthetic observations, we report a good accuracy for both techniques. Our results are suggestive that other types of Gradient Technique (GT) can be successfully employed to trace magnetic fields within super-Alfvenic sub-sonic turbulence.
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