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Keywords:

  • catalytic motors;
  • chemotaxis;
  • Janus particles;
  • microfluidics;
  • microtubes
Thumbnail image of graphical abstract

Chemotaxis in practice: Two different artificial catalytic micromotors (tubular and spherical, see scheme) show chemotactic behavior in microfluidic channels demonstrating that catalytic micromotors can sense the gradient of chemical fuel in their environment and be directed towards desired locations.