Publications (selected)
• Z. Gong, X. Shen, K. Z. Hatsagortsyan, C. H. Keitel, Electron slingshot acceleration in relativistic preturbulent shocks explored via emitted photon polarization, Phys. Rev. Lett. 131, (2023) 225101. A slingshot for electrons in astrophysical plasma shocks • T. Sailer, V. Debierre, Z. Harman, F. Heiße, C. König, J. Morgner, B. Tu, A. V. Volotka, C. H. Keitel, K. Blaum, S. Sturm, Measurement of the bound-electron g-factor difference in coupled ions, Nature 606, (2022) 479-483. Quantum electrodynamics tested 100 times more accurately • K. P. Heeg, A. Kaldun, C. Strohm, C. Ott, R. Subramanian, D. Lentrodt, J. Haber, H.-C. Wille, S. Goerttler, R. Rüffer, C. H. Keitel, R. Röhlsberger, T. Pfeifer, J. Evers, Coherent x-ray-optical control of nuclear excitons, Nature 590, (2021) 401-404. Atomic nuclei in the quantum swing • N. Camus, E. Yakaboylu, L. Fechner, M. Klaiber, M. Laux, Y. Mi, K. Z. Hatsagortsyan, T. Pfeifer, C. H. Keitel, R. Moshammer, Experimental evidence for quantum tunneling time, Phys. Rev. Lett. 119, (2017) 023201. Measuring time in a quantum tunnel • V. A. Yerokhin, E. Berseneva, Z. Harman, I. I. Tupitsyn, C. H. Keitel, g-factor of light ions for an improved determination of the fine-structure constant, Phys. Rev. Lett. 116, (2016) 100801. • S. Sturm, F. Köhler, J. Zatorski, A. Wagner, Z. Harman, G. Werth, W. Quint, C. H. Keitel, K. Blaum, High-precision measurement of the atomic mass of the electron, Nature 506, (2014) 467-470. • M. Klaiber, E. Yakaboylu, H. Bauke, K. Z. Hatsagortsyan, C. H. Keitel, Under-the-barrier dynamics in laser-induced relativistic tunneling, Phys. Rev. Lett. 110, (2013) 153004. • A. Di Piazza, C. Müller, K. Z. Hatsagortsyan, C. H. Keitel, Extremely high-intensity laser interactions with fundamental quantum systems, Rev. Mod. Phys. 84, (2012) 1177–1228. • B. King, A. Di Piazza, C. H. Keitel, A matterless double slit, Nature Photonics 4, (2010) 92-94. • H. Hu, C. Müller, C. H. Keitel, Complete QED Theory of Multiphoton Trident Pair Production in Strong Laser Fields, Phys. Rev. Lett. 105, (2010) 080401. • T. Bürvenich, J. Evers, C. H. Keitel, Nuclear Quantum Optics with X-Ray Laser Pulses, Phys. Rev. Lett. 96, (2006) 142501. • M. Fischer, N. Kolachevsky, M. Zimmermann, R. Holzwarth, T. Udem, T. W. Hänsch, M. Abgrall, J. Gruenert, I. Maksimovic, S. Bize, H. Marion, F. Pereira Dos Santos, P. Lemonde, G. Santarelli, P. Laurent, A. Clairon, C. Salomon, M. Haas, U. D. Jentschura, C. H. Keitel, New Limits on the Drift of Fundamental Constants from Laboratory Measurements, Phys. Rev. Lett. 92, (2004) 230802. • C. H. Keitel, Narrowing Spontaneous Emission without Intensity Reduction, Phys. Rev. Lett. 83, (1999) 1307–1310. ==References==