Pan-STARRS1 variability of XMM-COSMOS AGN - II. Physical correlations and power spectrum analysisT. Simm, M. Salvato, R. Saglia, G. Ponti, G. Lanzuisi, B. Trakhtenbrot, K. Nandra and R. BenderA&A, 585 (2016) A129DOI: https://doi.org/10.1051/0004-6361/201527353