Raphael Wittkowski

This paper develops a bio-inspired ultrasound-driven soft microgripper that enables ultrafast and precise manipulation of delicate objects.

This paper introduces programmable artificial muscles using ultrasound-activated microbubbles, achieving high compactness, low weight, and fast response for applications in soft robotics and biomedical devices.

This paper introduces a sound-driven microrobot inspired by sperm cell geometry, demonstrating directional propulsion and rheotactic behavior in fluid environments.

This paper introduces Bead-Buddy, a platform for rapid evaluation of deformation and stresses from fluorescently labelled sensors in vivo.

This paper introduces an analytical method to reconstruct mechanical stress on spherical particles from their surface deformation, demonstrating its efficiency and generality.