TY - GEN T1 - Helical paths, gravitaxis, and separation phenomena for mass-anisotropic self-propelling colloids: experiment versus theory T2 - arXiv PY - 2017/01/24 AU - Campbell AI AU - Wittkowski R AU - Hagen BT AU - Löwen H AU - Ebbens SJ ED - Y2 - 2025/01/13 ER -