Kienberger, Reinhard Attosecond Dynamics, Laboratory for Attosecond Physics, Max Planck Institute of Quantum Optics, Max Planck Society;
Hartmann, N., Hartmann, G., Heider, R., Wagner, M. S., Ilchen, M., BucK, J., et al. (2018). Attosecond time-energy structure of X-ray free-electron laser pulses. Nature Photonics, 12(4), 215-220. doi:10.1038/s41566-018-0107-6.