Upgrade of SPHERE at the VLT.

Compressed multiline spectroscopic trace gas sensing

Highly-multiplexed Bragg gratings for optically adding spectral lines

Non-linear control of adaptive optics for exoplanet imaging

Maximizing the contrast instead of minimizing wavefront aberrations.

Planets and Inner Disks in Reflected Starlight with SPHERE/ZIMPOL

Improving the polarimetric sensitivity by understanding beamshifts


ExoPlanet Imager and Characterization Instrument for the Extremely Large Telescope (ELT)