Media type: E-Article Title: Gravitaxis of asymmetric self-propelled colloidal particles Contributor: ten Hagen, Borge; Kümmel, Felix; Wittkowski, Raphael; Takagi, Daisuke; Löwen, Hartmut; Bechinger, Clemens imprint: Springer Science and Business Media LLC, 2014 Published in: Nature Communications Language: English DOI: 10.1038/ncomms5829 ISSN: 2041-1723 Origination: Footnote: Access State: Open Access