Additional ResourcesPhotos Birth of an attosecond pulse - recolliding electron wavepacket in an intense few-cycle fieldVideos Jens Biegert - Attoscience and Ultra-fast Optics FELsofEurope Tutorial: Prospects with Attosecond Technology and Ultrafast X-Rays LinksAttoscience and Ultrafast Optics Explore Laserlab at ICFO Explore Optologic (H2020-FETOPEN grant No 899794) Explore