Uwe Thumm -- Selected Publications

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“Quantum-beat analyses of the rotational-vibrational dynamics in D₂⁺”, M. Winter, R. Schmidt, and U. Thumm, New Journal of Physics, submitted (2009).

“Control of electron localization in molecules using XUV and IR pulses”, K. P. Singh, W. Cao, P. Ranitovic, S. De, F. He, D. Ray, S. Chen, U. Thumm, A. Becker, M. M. Murnane, H. C. Kapteyn, I. Litvinyuk, C. L. Cocke, Phys. Rev. Lett., submitted (2009).

“Time-resolved IR laser-assisted XUV photoelectron spectroscopy of metal surfaces”, C.-H. Zhang and U. Thumm, Book of Invited Papers, XXVI International Conference on the Photonic, Electronic, and Atomic Collisions, Kalamazoo, MI, ed. J. Tannis et al., accepted (November 2009).

“Ion-energy dependence of asymmetric dissociation of D2 by a two-color laser field”, D. Ray, F. He, S. De, W. Cao, H. Mashiko, P. Ranitovic, K. P. Singh, I. Znakovskaya, U. Thumm, G. G. Paulus, M. F. Kling, I. Litvinyuk, and C. L. Cocke, Phys. Rev. Lett., accepted (October 2009).

“Electron localization in molecular fragmentation of H₂⁺ by laser pulses with a stabilized carrier-envelop phase”, M. Kremer, B. Fischer, B. Feuerstein, V. L.B. de Jesus, V. Sharma, C. Hofrichter, A. Rudenko, U. Thumm, C.D. Schröder, R. Moshammer, and J. Ullrich, Phys. Rev. Lett. 103, 213003 (2009).

“Time-resolved core-hole decay in laser-assisted photoemission from adsorbate-covered metal surfaces”, C.-H. Zhang and U. Thumm, Phys. Rev. A 80, 032902 (2009).

“Multidimensional quantum-beat spectroscopy: towards the complete temporal and spatial resolution of the nuclear dynamics in small molecules”, M. Winter, R. Schmidt, and U. Thumm, Phys. Rev. A 80, 031401(R) (2009).

“Attosecond photo-electron spectroscopy of solid surfaces”, C.-H. Zhang and U. Thumm, Phys. Rev. Lett. 102, 123601 (2009).

“Quantum-beat imaging of the nuclear dynamics in D₂⁺: Dependence of bond softening and bond hardening on laser intensity, wavelength, and pulse duration”, M. Magrakvelidze, F. He, T. Niederhausen, I. V. Litvinyuk, and U. Thumm, Phys. Rev. A 79, 033410 (2009).

“Angular dependence of the strong-field ionization of randomly oriented hydrogen molecules”, M. Magrakvelidze, F. He, S. De, I. Bocharova, D. Ray, U. Thumm, and I. Litvinyuk, Phys. Rev. A 79, 033408 (2009).

“Strong-field modulated diffraction effects in the correlated electronic-nuclear motion in dissociating H₂⁺”, F. He, A. Becker, and U. Thumm, Phys. Rev. Lett 101,213002 (2008).

“Time-series analysis of vibrational nuclear wave packet dynamics in D₂⁺”, U. Thumm, T. Niederhausen, and B. Feuerstein, Phys. Rev. A 77, 063401 (2008).

“Formation of H^- near (2x1) reconstructed Si(100) surfaces”, B. Obreshkov and U. Thumm, Phys. Rev. A , submitted (2008).

“Controlled vibrational quenching of nuclear wave packets in D₂⁺”, T. Niederhausen and U. Thumm, Phys. Rev. A 77, 013407 (2008).

“Towards a complete characterization of molecular dynamics in ultra-short laser fields”, B. Feuerstein, T. Ergler, A. Rudenko, K. Zrost, C.D. Schröder, R. Moshammer, J.Ullrich, T. Niederhausen, and U. Thumm, Phys. Rev. Lett. 99, 153002 (2007).

“Non-resonant formation of H^- near unreconstructed Si(100) surfaces”, B. Obreshkov and U. Thumm, Phys. Rev. A 76, 052902 (2007).

“Dynamics of molecules in intense electromagnetic fields: Lasers and collisions”, I. Ben-Itzhak, Z. Chang, I. Litvinyuk, U. Thumm, and C.L. Cocke, J. Phys. B, in preparation (2007).

“Step-up versus step-down scattering asymmetry in the neutralization of H^- on vicinal metal surfaces”, B. Obreshkov and U. Thumm, Surf. Sci. 601, 622 (2007).

“Neutralization of H^- near vicinal metal surfaces”, B. Obreshkov and U. Thumm, Phys. Rev. A 74, 012901 (2006).

“Capture and ionization in laser-assisted proton-hydrogen collisions”, T. Niederhausen and U. Thumm, Phys. Rev. A 73, 041404(R) (2006).

"On the effect of image states on resonant neutralization of hydrogen anions near metal surfaces", H.S. Chakraborty, T. Niederhausen, and U. Thumm, Nucl. Inst. Meth. B241, 43 (2005).

"Resonant neutralization of H^- near Cu surfaces: effects of the surface symmetry, parallel confinement, and ion trajectory", H.S. Chakraborty, T. Niederhausen, and U. Thumm, Phys. Rev. A 70, 052903 (2004).

"Time-resolved photo-imaging of image-potential states in carbon nanotube", M. Zamkov, N. Woody, B. Shan, H.S. Chakraborty, Z. Chang, U. Thumm, and P. Richard, Phys. Rev. Lett. 93 (2004).

"Circular dichroism in laser-assisted proton - hydrogen collisions", T. Niederhausen, B. Feuerstein, and U. Thumm, Phys. Rev. A 70, 023408 (2004).

"Image-potential states of single- and multi-walled carbon nanotubes", M. Zamkov, H.S. Chakraborty, A. Habib, N. Woody, U. Thumm, and P. Richard, Phys. Rev. B 70, 115419 (2004).

"Effects of the surface miller index on the resonant neutralization of hydrogen anions near Ag surfaces", H.S. Chakraborty, T. Niederhausen, and U. Thumm, Phys. Rev. A 69, 052901 (2004).

"Static electric field effects in the photodetachment of Cs^-", A.A. Khuskivadze, I.I. Fabrikant, and U. Thumm, Phys. Rev. A 68, 063405 (2003).

"Mapping of coherent and decohering nuclear wave packet dynamics in D₂⁺ with ultrashort laser pulses", B. Feuerstein and U. Thumm, Phys. Rev. A 67, 063408 (2003).

"Interactions of highly charged ions with C₆₀ and surfaces", U. Thumm, in: The Physics of Multiply and Highly Charged Ions, Vol. 2: Interactions with Matter, ed. F. Currel (Kluwer Academic Publishers, Dordrecht, NL 2003).

"Fragmentation of H₂⁺ in strong 800nm laser pulses: initial vibrational state dependence", B. Feuerstein and U. Thumm, Phys. Rev. A 67, 043405 (2003).

"On the computation of momentum distributions in wave packet propagation calculations", B. Feuerstein and U. Thumm, J. Phys. B36, 707-716(2003).

"Electron transfer and orbital hybridization in slow collisions between excited hydrogen atoms and aluminum surfaces", B. Bahrim and U. Thumm, Surface Science B 521, 84-94 (2002).

"Near-threshold photodetachment of heavy alkali-metal anions", C. Bahrim, U. Thumm, A.A. Khuskivadze, and I.I. Fabrikant, Phys. Rev. A 66, 052712 (2002).

"Ion-surface interactions", U. Thumm, in: Book of invited papers, XXII International Conference on Physics of Electronic and Atomic Collisions, Santa Fe, New Mexico (Rinton Press, 2002), pp. 592-603.

"Boundary conditions for the Pauli equation: application to photodetachment of Cs-", C. Bahrim, I.I. Fabrikant, and U. Thumm, Phys. Rev. Lett. 87, 123003 (2001).

"Angle-differential and momentum--transfer cross sections for electron--Rb, Cs, and Fr collisions: shape resonances in Rb-, Cs-, and Fr- negative ions cross sections," C. Bahrim and U. Thumm, Phys. Rev. A 64, 022716 (2001).

"Interactions of highly charged ions with fullerenes," U. Thumm, in: Trapping highly charged ions - fundamentals and applications, ed. J. Gillaspy, 437-460, (Nova Science Publishers, Huntington, NY, 2001).

"3Se and 1Se scattering lengths for e^- + Rb, Cs, and Fr Collisions," C. Bahrim and U. Thumm, J. Phys. B 34, L195-L201 (2001).

"Negative ion resonances in cross sections for slow electron-heavy alkali atom scattering," C. Bahrim, U. Thumm, and I.I. Fabrikant, Phys. Rev. A 63, 042710 (2001).

"Electron dynamics in slow atomic interactions with metal surfaces and thin metallic films," B. Bahrim, P. Kürpick, U. Thumm, and U. Wille, Nucl. Inst. Meth.B 164-165, 614-625 (2000).

"Charge transfer dynamics in slow atom-surface collisions: a new close--coupling approach including continuum discretization", B. Bahrim and U. Thumm, Surface Science B 451, 1-6 (2000).

"The low--lying negative--ion states of Rb, Cs, and Fr," C. Bahrim and U. Thumm, Phys. Rev. A 61, 022722 (2000).

"Size quantization effects in atomic level broadening near thin metallic films," U. Thumm, P. Kürpick, and U. Wille, Phys. Rev. B 61, 3067 (2000).

"Neutralization of hyperthermal multiply charged ions at surfaces: comparison between the extended dynamical over--barrier model and experiment," J. Ducrée, H.J. Andrä, and U. Thumm, Phys. Rev. A 60, 3029 (1999).

"Charge transfer and electron emission in ion--surface collisions," U. Thumm, J. Ducrée, P. Kürpick, and U. Wille, Nucl. Inst. Meth.B 157, 11 (1999).

"Improved simuation of highly charged ion--surface collisions," Ducrée, H.J. Andrä, U. Thumm, Physica Scripta T 80, 220 (1999).

"Angular differential cross sections in slow ion-C₆₀ interactions," L. Hägg, A. Bárány, H. Cederquist, and U. Thumm, Physica Scripta T 80, 205 (1999).

"Soft collisions of highly charged ions with C₆₀," U. Thumm, Comments At. Mol. Phys. 34, 119 (1999).

"Hybridization of ionic levels at metal surfaces," P. Kürpick, and U. Thumm, Phys. Rev. A 58, 2174 (1998).

"Angular distributions of projectiles following electron capture from C₆₀ by 2.5 keV Ar⁸⁺, " B. Walch, U. Thumm, M. Stöckli, and C. L. Cocke, Phys. Rev. A 58, 1261 (1998).

"Ionization of atoms interacting with a metal surface under the influence of an external electric field," P. Kürpick, U. Thumm, and U. Wille, Phys. Rev. A 57, 1920 (1998).

"Extended classical over-barrier model for collisions of highly charged ions with conducting and insulating ionic crystals surfaces," J.J. Ducrée, F. Casali, and U. Thumm, Phys. Rev. A 57, 338 (1998).

"Energy gain in collisions of highly charged ions with C₆₀," U. Thumm, A. Bárány, H. Cederquist, L. Hägg, and C.J. Setterlind, Phys. Rev. A 56, 4799 (1997).

"Hollow ion formation and relaxation in slow Bi⁴⁶⁺-C₆₀ collisions," U. Thumm, Phys. Rev. A 55, 479 (1997).

"Close-coupling calculations for ion-surface interactions," P. Kürpick, U. Thumm, and U. Wille, Nucl. Inst. Meth. B125, 273 (1997).

"Resonance formation of hydrogenic levels in front of metal surfaces," P. Kürpick, U. Thumm, and U. Wille, Phys. Rev. A 56, 543 (1997).

"Basic matrix elements for level shifts and widths of hydrogenic levels in ion-surface interactions," P. Kürpick and U. Thumm, Phys. Rev. A 54, 1487 (1996).

"Target-electronic structure dependence in highly charged ion-C₆₀ collisions," U. Thumm, T. Bastug, and B. Fricke, Phys. Rev. A 52, 2955-2964 (1995).

"Electron transfer and emission in slow collisions of N⁵⁺ with C₆₀," U. Thumm, J. Phys. B 28, 91-101 (1995).

"Charge exchange and electron emission in slow collisions of highly charged ions with C₆₀," U. Thumm, J. Phys. B 27, 3515-3532 (1994).

"Angle-differential and momentum-transfer cross sections for low-energy electron-Cs scattering," U. Thumm and D.W. Norcross, Phys. Rev. A 47, 305-316 (1993).

"The Dirac R-matrix method for scattering of slow electrons from alkali-metal-like targets," U. Thumm, Invited Paper, XVIII International Conference on Physics of Electronic and Atomic Collisions, Aarhus, Denmark, 263-275 (AIP Press 1993).

"Relativistic effects in spin-polarization parameters for low-energy electron-cesium scattering," U. Thumm, K. Bartschat and D.W. Norcross, J. Phys. B 26, 1587-1598 (1993).

"Theory of fast ion-surface collisions: emission of conduction band electrons," U. Thumm, J. Phys. B 25, 421-435 (1992).

"Relativistic r-matrix calculations for electron-atom scattering: Cs as a test case," U. Thumm and D.W. Norcross, Phys. Rev. A 45, 6349-6370 (1992).

"Characteristics of light emission after low-energy electron-impact-excitation of cesium atoms," K. Bartschat, U. Thumm and D.W. Norcross, J. Phys. B 25, L641-L646 (1992).

"Evidence of very narrow shape resonances in low-energy electron-Cs scattering," U. Thumm and D.W. Norcross, Phys. Rev. Lett. 67, 3495-3498 (1991).

"Mechanisms of ion neutralization at surfaces in fast collisions," U. Thumm and J.S. Briggs, Nucl. Inst. Meth. B 43, 471-483 (1989).

"Radiative electron capture from a metal surface," U. Thumm and J.S. Briggs, Nucl. Inst. Meth. B 40/41, 161-164 (1989).

"Projectile excitation in strongly asymmetric ion-atom collisions," U. Thumm, J.S. Briggs, and O. Schöller, J. Phys. B 21, 833-846 (1988).