H. Knudsen

Single and Double Ionization of Helium by Fast Antiproton and Proton Impact

Lars H. Andersen, P. Hvelplund, H. Knudsen et al. · Physical Review Letters · 1986 · 205 citations · Full text

Proton Impact, High-energy Nuclear Reaction, Nuclear Physics +12

Single-electron-capture cross section for medium- and high-velocity, highly charged ions colliding with atoms

H. Knudsen, H. K. Haugen, P. Hvelplund · Physical review. A, General physics · 1981 · 194 citations

Engineering, Cross Sections, Physics +13

Ionization of atoms by particle and antiparticle impact

H. Knudsen, J. F. Reading · Physics Reports · 1992 · 148 citations

Physics, Natural Sciences, Atomic Physics +4

Ionization of helium and molecular hydrogen by slow antiprotons

P. Hvelplund, H. Knudsen, U. Mikkelsen et al. · Journal of Physics B Atomic Molecular and Optical Physics · 1994 · 128 citations

Experimental evidence of quantum radiation reaction in aligned crystals

Tobias N. Wistisen, A. Di Piazza, H. Knudsen · Nature Communications · 2018 · 117 citations · Full text