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Salter, H. LeCoroller, J. Antichi, J. de Boer, J. Hagelberg, J. Lannier, J.-L. Beuzit, L. Lessio, M. Benisty, M. Bonavita, M. Bonnefoy, M. Cudel, M. Dima, M. Feldt, M. Janson, M. Kasper, M. Keppler, M. Langlois, M.R. Meyer, M. Samland, P. Bruno, P. J. Potiron, R. Galicher, R. Gratton, R. Ligi, R.U. Claudi, S. Desidera, S. Incorvaia, S. Peretti, S. Scuderi, T. Kopytova, T. Schmidt, V. De Caprio, W. Brandner","submitted_at":"2018-09-04T14:09:54Z","abstract_excerpt":"The nearby Herbig Be star HD100546 is known to be a laboratory for the study of protoplanets and their relation with the circumstellar disk that is carved by at least 2 gaps. We observed the HD100546 environment with high contrast imaging exploiting several different observing modes of SPHERE, including datasets with/without coronagraphs, dual band imaging, integral field spectroscopy and polarimetry. The picture emerging from these different data sets is complex. 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