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Fig. 4


Histograms of the phase shifts between the temperature (in anti-phase with intensity) and velocity oscillations φ(T,V) for the bottom photosphere (upper row), and the upper photosphere (bottom row). The panels on the left show the results for the facular region analysed in this paper. The panels on the right show a similar result, but for the quiet region data from Kostik et al. (2009).

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