R. Lenzen

A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way

R. Schödel, Thomas Ott, R. Genzel et al. · Nature · 2002 · 1.1K citations · Full text

Relativistic Astrophysics, Black Hole Dynamic, Black Hole +4

First light for GRAVITY: Phase referencing optical interferometry for the Very Large Telescope Interferometer

R. Abuter, M. Accardo, A. Amorim et al. · Astronomy and Astrophysics · 2017 · 552 citations · Full text

SPHERE: a 'Planet Finder' instrument for the VLT

Jean-Luc Beuzit, M. Feldt, Kjetil Dohlen et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2008 · 452 citations

Astronomical Coordinate System, Exoplanet Atmosphere, Engineering +11

NAOS-CONICA first on sky results in a variety of observing modes

R. Lenzen, Markus Hartung, W. Brandner et al. · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2003 · 294 citations

Engineering, Optical Testing, Interferometry +16

The CARMENES search for exoplanets around M dwarfs

A. Reiners, M. Zechmeister, J. A. Caballero et al. · Astronomy and Astrophysics · 2017 · 238 citations · Full text