Search Results - "Thumm, Uwe"
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Attosecond time-resolved autoionization of argon
Published in Physical review letters (01-10-2010)“…Autoionization of argon atoms was studied experimentally by transient absorption spectroscopy with isolated attosecond pulses. The peak position, intensity,…”
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Distinguishing attosecond electron–electron scattering and screening in transition metals
Published in Proceedings of the National Academy of Sciences - PNAS (03-07-2017)“…Electron–electron interactions are the fastest processes in materials, occurring on femtosecond to attosecond timescales, depending on the electronic band…”
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Enhanced cutoff energies for direct and rescattered strong-field photoelectron emission of plasmonic nanoparticles
Published in Nanophotonics (Berlin, Germany) (08-05-2023)“…The efficient generation, accurate detection, and detailed physical tracking of energetic electrons are of applied interest for high harmonics generation,…”
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Criterion for Distinguishing Sequential from Nonsequential Contributions to the Double Ionization of Helium in Ultrashort Extreme-Ultraviolet Pulses
Published in Physical review letters (30-10-2015)“…We quantify sequential and nonsequential contributions in two-photon double ionization of helium atoms by intense ultrashort extreme-ultraviolet pulses with…”
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Imaging Plasmonic Fields with Atomic Spatiotemporal Resolution
Published in Physical review letters (01-06-2018)“…We propose a scheme for the reconstruction of plasmonic near fields at isolated nanoparticles from infrared-streaked extreme-ultraviolet photoemission spectra…”
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Imaging Plasmonic Fields with Atomic Spatiotemporal Resolution
Published in Physical review letters (01-06-2018)“…We propose a scheme for the reconstruction of plasmonic near fields at isolated nanoparticles from infrared-streaked extreme-ultraviolet photoemission spectra…”
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Distinction of Electron Dispersion in Time-Resolved Photoemission Spectroscopy
Published in Physical review letters (24-07-2020)“…While recent experiments provided compelling evidence for an intricate dependence of attosecond photoemission-time delays on the solid's electronic band…”
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Strong-Field Modulated Diffraction Effects in the Correlated Electron-Nuclear Motion in Dissociating H 2
Published in Physical review letters (21-11-2008)Get full text
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Hydrogen-anion formation near a (2 × 1)-reconstructed Si(100) surface: Substrate-electronic-structure and trajectory dependence
Published in Physical review. A, Atomic, molecular, and optical physics (14-06-2011)“…We calculated the yield of outgoing hydrogen negative ions after the reflection of 1-keV neutral hydrogen atoms from a (2x1)-reconstructed Si(100) surface. We…”
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What will it take to observe processes in 'real time'?
Published in Nature photonics (01-03-2014)“…Even for simple systems, the interpretations of new attosecond measurements are complicated and provide only a glimpse of their potential. Nonetheless, the…”
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Controlled vibrational quenching of nuclear wave packets in D 2
Published in Physical review. A, Atomic, molecular, and optical physics (01-01-2008)Get full text
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Comment on "Distinction of Electron Dispersion in Time-Resolved Photoemission Spectroscopy"/Reply
Published in Physical review letters (12-03-2021)Get full text
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Steering the electron in H2(+) by nuclear wave packet dynamics
Published in Physical review letters (26-11-2010)“…By combining carrier-envelope phase (CEP) stable light fields and the traditional method of optical pump-probe spectroscopy we study electron localization in…”
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Breakdown of the single-collision condition for soft x-ray high harmonic generation in noble gases
Published in Optica (20-12-2022)“…High harmonic generation (HHG) in atomic gases is generally assumed to originate from photoelectrons that are not perturbed by neighboring particles. In this…”
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Angular dependence of the strong-field ionization measured in randomly oriented hydrogen molecules
Published in Physical review. A, Atomic, molecular, and optical physics (01-03-2009)Get full text
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Steering the Electron in H 2 + by Nuclear Wave Packet Dynamics
Published in Physical review letters (22-11-2010)Get full text
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Electron Localization in Molecular Fragmentation of H 2 by Carrier-Envelope Phase Stabilized Laser Pulses
Published in Physical review letters (20-11-2009)Get full text
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Electron localization in molecular fragmentation of H2 by carrier-envelope phase stabilized laser pulses
Published in Physical review letters (20-11-2009)“…Fully differential data for H2 dissociation in ultrashort (6 fs, 760 nm), linearly polarized, intense (0.44 PW/cm{2}) laser pulses with a stabilized…”
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Laser-assisted XUV few-photon double ionization of helium: Joint angular distributions
Published in Physical review. A, Atomic, molecular, and optical physics (30-06-2014)Get full text
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