Publications of Uwe Becker

Lohmann, B., B. Zimmermann, H. Kleinpoppen and U. Becker: Coherence analysis and tensor polarization parameters of (gamma,egamma) photoionisation processes in atomic coincidence measurements. Advances in Atomic, Molecular and Optical Physics 49, 217–292 (2003).

Prümper, G., S. Kröger, R. Müller, M. Martins, J. Viefhaus, P. Zimmermann and U. Becker: Magnetic circular dichroism in the ion yield of polarized chromium atoms at the 2p edge. Physical Review A 68, 032710–1-032710–6 (2003).

Geßner, O., Y. Hikosaka, B. Zimmermann, A. Hempelmann, R.R. Lucchese, J.H.D. Eland, P.-M. Guyon and U. Becker: 4σ^-1 inner valence photoionization dynamics of NO derived from photoelectron-photoion angular correlations. Physical Review Letters 88 (19), 193002 (2002).

Muramatsu, Y., K. Ueda, N. Saito, H. Chiba, M. Lavolleé, A. Czasch, T. Weber, O. Jagutzki, H. Schmidt-Böcking, R. Moshammer, U. Becker, K. Kubozuka and I. Koyano: Direct probe of the bent and linear geometries of the core-excited Renner-Teller pair states by means of the triple-ion-coincidence momentum imaging technique. Physical Review Letters 88 (13), 133002 (2002).

Rüdel, A., R. Hentges, U. Becker, H.S. Chakraborty, M.E. Madjet and J.M. Rost: Imaging delocalized electron clouds: Photoionization of C-60 in Fourier reciprocal space. Physical Review Letters 89 (12), 125503 (2002).

Mertens, A., K. Maass, S. Lederer, H. Winter, H. Eder, J. Stöckl, H.P. Winter, F. Aumayr, J. Viefhaus and U. Becker: Studies on electron emission during grazing impact of keV-hydrogen atoms on a LiF(001) surface via translational spectroscopy. Nuclear Instruments and Methods in Physics Research Section B 182 (1-4), 23–28 (2001).

Prümper, G., O. Geßner, B. Zimmermann, J. Viefhaus, R. Hentges, H. Kleinpoppen and U. Becker: Absorption of circularly polarized VUV radiation in polarized iron vapor. Journal of Physics B 34 (13), 2707–2714 (2001).

Snell, G., U. Hergenhahn, N. Müller, J. Viefhaus, U. Becker and U. Heinzmann: Study of xenon 4d, 5p, and 5s photoionization in the shape-resonance region using spin-resolved electron spectroscopy. Physical Review A 63 (3), 032712 (2001).

Zimmermann, B., G. Snell, B. Schmidtke, J. Viefhaus, N.A. Cherepkov, B. Langer, M. Drescher, N. Müller, U. Heinzmann and U. Becker: Interchannel interaction versus relativistic effects: Xe 5p photoionization revisited. Physical Review A 64 (6), 062501 (2001).

Amusia, M.Y., A.S. Baltenkov and U. Becker: Strong oscillations in the photoionization of 5s electrons in Xe@C₆₀ endohedral atoms. Physical Review A 62 (1), 012701 (2000).

Becker, U.: Angle-resolved electron–electron and electron–ion coincidence spectroscopy: new tools for photoionization studies. Journal of Electron Spectroscopy and Related Phenomena 112 (1-3), 47–65 (2000).

Becker, U., O. Geßner and A. Rüdel: Photoelectron scattering in molecules and fullerenes. Journal of Electron Spectroscopy and Related Phenomena 108 (1-3), 189–201 (2000).

Prümper, G., B. Zimmermann, B. Langer, J. Viefhaus, R. Hentges, N.A. Cherepkov, B. Schmidtke, M. Drescher, U. Heinzmann, U. Becker and H. Kleinpoppen: Sudden Interchannel Interaction in the Tl 6p Ionization above the 5d Threshold. Physical Review Letters 85 (24), 5074–5077 (2000).

Saito, N., A. Hempelmann, F. Heiser, O. Hemmers, K. Wieliczek, J. Viefhaus and U. Becker: Lifetime effects on the dissociation of core-excited N₂ and CO molecules. Physical Review A 61 (2), 022709–1-022709–5 (2000).

Yoshida, H., K. Ueda, N.M. Kabachnik, Y. Shimizu, Y. Senba, Y. Tamenori, H. Ohashi, I. Koyano, I.H. Suzuki, R. Hentges, J. Viefhaus and U. Becker: Angle-resolved study of the Auger electron cascades following the 1s → 3p photoexcitation of Ne. Journal of Physics B: Atomic, Molecular and Optical Physics 33 (20), 4343–4352 (2000).

Becker, U., G. Prümper, B. Langer, J. Viefhaus, M. Wiedenhöft, J.C. Levin and I.A. Sellin: Helium double photoionisation and Compton scattering: A showcase for electron correlation. Australian Journal of Physics 52 (3), 351–361 (1999).

Geßner, O., F. Heiser, N.A. Cherepkov, B. Zimmermann and U. Becker: Photoelectron scattering effects in molecular photoionization. Journal of Electron Spectroscopy and Related Phenomena 101-103, 113–118 (1999).

Hemmers, O., F. Heiser, J. Viefhaus, K. Wieliczek and U. Becker: Angle-resolved resonant Auger electron spectroscopy of CO after vibrationally resolved C 1s → nlλ excitations. Journal of Physics B 32 (15), 3769–3782 (1999).

Hempelmann, A., M.N. Piancastelli, F. Heiser, O. Gessner, A. Rüdel and U. Becker: Resonant photofragmentation of methanol at the carbon and oxygen K-edge by high-resolution ion-yield spectroscopy. Journal of Physics B 32 (11), 2677–2689 (1999).

Hergenhahn, U., G. Snell, M. Drescher, B. Schmidtke, N. Müller, U. Heinzmann, M. Wiedenhöft and U. Becker: Dynamically Induced Spin Polarization of Resonant Auger Electrons. Physical Review Letters 82 (25), 5020–5023 (1999).