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Artificial micro-cinderella based on self-propelled micromagnets for the active separation of paramagnetic particles
2013, Zhao, G., Wang, H., Sanchez, S., Schmidt, O.G., Pumera, M.
In this work, we will show that ferromagnetic microjets can pick-up paramagnetic beads while not showing any interaction with diamagnetic silica microparticles for the active separation of microparticles in solution.
Rolled-up magnetic microdrillers: Towards remotely controlled minimally invasive surgery
2013, Xi, W., Solovev, A.A., Ananth, A.N., Gracias, D.H., Sanchez, S., Schmidt, O.G.
Self-folded magnetic microtools with sharp ends are directed at enabling drilling and related incision operations of tissues, ex vivo, in a fluid with a viscosity similar to that of blood. These microtools change their rotation from a horizontal to a vertical one when they are immersed into a rotational magnetic field. Novel self-assembly paradigms with magnetic materials can enable the creation of remotely controlled and mass-produced tools for potential applications in minimally invasive surgery.