- Magnetism of cool stars
- High-resolution near-infrared spectroscopy
- High-resolution optical spectropolarimetry and Zeeman-Doppler imaging
- Instrumentation (at the moment CRIRES and HIRES)
A sudden change of the global magnetic field of the active M dwarf AD Leo revealed by full Stokes spectropolarimetric observations.
Lavail, A., Kochukhov, O., and Wade, G.
2018, MNRAS, 479, 4836. ADS | DOI
Successful observing proposals
Tracking the unprecedented magnetic evolution of the magnetic field of the active M dwarf AD Leo.
Lavail, A., Wade, G., Kochukhov, O.
Instrument: ESPaDOnS at CFHT (Hawaii), 2019B, 8 hours, service mode.
Near-infrared magnetic diagnostics for cool low-mass active stars.
Lavail, A., Kochukhov, O., Hussain, G., and Piskunov, N.
Instrument: GIANO at TNG (La Palma), Spring 2017, 26 hours, visitor mode.
A search for Zeeman linear polarization in spectral lines of active M dwarfs. Lavail, A., Wade, G., Kochukhov, O.
Instrument: ESPaDOnS at CFHT (Hawaii), 2016A, 23 hours, service mode.