Publikationen Wunner

Hier finden sie die Publikationen der Arbeitsgruppe Wunner

2019

  • J. Stysch, F. Roser, D. Dast, H. Cartarius, G. Wunner
    Purity oscillations in coupled Bose-Einstein condensates
    Phys. Rev. A, submitted
  • S. Böhrkircher, S. Erfort, H. Cartarius, G. Wunner
    Hybrid breathers in nonlinear PT-symetric metamaterials
    Phys. Rev. A, submitted
    Preprint
  • F. Kogel, S. Kotzur, D. Dizdarevic, J. Main, G. Wunner
    Realization of PT-symmetric and PT-symmetry broken states in static optical lattice potentials
    Phys. Rev. A, submitted

2018

  • F. Dangel, M. Wagner, H. Cartarius, J. Main, G. Wunner
    Topological invariants in dissipative extensions of the Su-Schrieffer-Heeger model
    Phys. Rev. A 98, 013628 (2018)
  • M. Klett, H. Cartarius, D. Dast, J. Main, G. Wunner
    Topological edge states in the Su-Schrieffer-Heeger model subject to balanced particle gain and loss
    Eur. Phys. J. D 71, 312 (2017)
  • L. Oberreiter, J. Burkhardt, J. Main, G. Wunner
    Population transfer at exceptional points in spectra of the hydrogen atom in parallel electric and magnetic fields
    Phys. Rev. A 98, 013417 (2018)
  • T. Mathea, D. Dast, D. Dizdarevic, H. Cartarius, J. Main, G. Wunner
    Using impure many-body particle states to generate exact PT-symmetry in a time-dependent four-well system
    J. Phys. A 51, 315303 (2018)
  • P. Schraft, A. Junginger, M. Feldmaier, R. Bardakcioglu, J. Main, G. Wunner, R. Hernandez
    Neural network approach to time-dependent dividing surfaces in classical reaction dynamics
    Phys. Rev. E 97, 042309 (2018)
  • H. Cartarius, Z. H. Musslimani, Schwarz Lukas, G. Wunner
    Computing eigenfunctions and eigenvalues of boundary value problems with the orthogonal spectral renormalization method
    Phys. Rev. A 97, 032134 (2018)
  • D. Haag, D. Dast, H. Cartarius, G. Wunner
    PT-symmetric gain and loss in a rotating Bose-Einstein condensate
    Phys. Rev. A 97, 033607 (2018)
  • D. Dizdarevic, J. Main, K. Alpin, J. Reiff, D. Dast, H. Cartarius, G. Wunner
    Realization of balanced gain and loss in a time-dependent four-mode Bose-Hubbard model
    Phys. Rev. A 97, 013623 (2018)

2017

  • F. Schweiner, J. Laturner, J. Main, G. Wunner
    Crossover between the Gaussian orthogonal ensemble, the Gaussian unitary ensemble, and Poissonian statistics
    Phys. Rev. E 96, 052217 (2017)
  • F. Schweiner, J. Ertl, J. Main, G. Wunner, Ch. Uihlein
    Exciton-polaritons in cuprous oxide: Theory and comparison with experiment
    Phys. Rev. B 96, 245202 (2017)
  • J. Schnabel, H. Cartarius, J. Main, G. Wunner, W. D. Heiss
    Simple models of three coupled PT-symmetric wave guides allowing for third-order exceptional points
    Acta Polytechnica 57, 454 - 461 (2017)
  • M. Wagner, F. Dangel, H. Cartarius, G. Wunner, J. Main
    Numerical calculation of the complex Berry phase in non-Hermitian systems
    Acta Polytechnica 57, 470 - 476 (2017)
  • W. D. Heiss, G. Wunner
    A Chiral behaviour ot the wave functions for three wave guides at an exceptional point of third order
    Eur. Phys. J. D 71, 312 (2017)
  • D. Dast, D. Haag, H. Cartarius, J. Main, G. Wunner
    Staionary states in the many-particle description of Bose-Einstein condensates with balanced gain and loss
    Phys. Rev. A 96, 023625 (2017)
  • Ph. Lunt, D. Haag, D. Dast, H. Cartarius, G. Wunner
    Balanced gain and loss in Bose-Einstein condensates without PT symmetry
    Phys. Rev. A 96, 023614 (2017)
  • F. Schweiner, P. Rommel, J. Main, G. Wunner
    Exciton-phonon interaction breaking all antiunitary symmetries in external magnetic fields
    Phys. Rev. B 96, 035207 (2017)
  • N. Liebermann, J. Main, G. Wunner
    Exceptional points in the elliptical three-disk scatterer using semiclassical periodic orbit quantization
    Europhys. Lett. 118, 30006 (2017)
  • J. Schnabel, H. Cartarius, J. Main, G. Wunner, W. D. Heiss
    PT-symmetric wave guide system with evidence of a third-order exceptional point
    Phys. Rev. A 95, 053868 (2017)
  • F. Schweiner, J. Main, G. Wunner
    GOE-GUE-Poisson transitions in the nearest neighbor spacing distribution of magnetoexcitons
    Phys. Rev. E 95, 062205 (2017)
  • A. Junginger, L. Duvenbeck, M. Feldmaier, J. Main, G. Wunner, R. Hernandez
    Chemical dynamics between wells across a time-dependent barrier: Self-similarity in the Lagrangian descriptor and reactive basins
    J. Chem. Phys. 147, 064101 (2017)
  • L. Schwarz, H. Cartarius, Z. H. Musslimani, J. Main, G. Wunner
    Vortices in Bose-Einstein condensates with PT-symmetric gain and loss
    Phys. Rev. A 95, 053613 (2017)
  • F. Schweiner, J. Main, G. Wunner, Ch. Uihlein
    Even exciton series in Cu2O
    Phys. Rev. B 95, 195201 (2017)
  • M. Klett, H. Cartarius, D. Dast, J. Main, G. Wunner
    Relation between PT-symmetry breaking and topologically nontrivial phases in the Su-Schrieffer-Heeger and Kitaev models
    Phys. Rev. A 95, 053626 (2017)
  • A. Junginger, J. Main, G. Wunner, R. Hernandez
    Variational principle for the determination of unstable periodic orbits and instanton trajectories at saddle points
    Phys. Rev. A 95, 032130 (2017)
  • M. Feldmaier, A. Junginger, J. Main, G. Wunner, R. Hernandez
    Obtaining time-dependent multi-dimensional dividing surfaces using Lagrangian descriptors
    Chem. Phys. Lett., submitted (2017)
  • F. Schweiner, J. Main, G. Wunner
    Magnetoexcitons break antiunitary symmetries
    Phys. Rev. Lett. 118, 046401 (2017)
  • F. Schweiner, J. Main, G. Wunner, M. Freitag, J. Heckötter, Ch. Uihlein, M. Aßmann, D. Fröhlich, M. Bayer
    Magnetoexcitons in cuprous oxide
    Phys. Rev. B 95, 035202 (2017)
  • A. Junginger, J. Main, G. Wunner
    Construction of Darboux coordinates and Poincaré-Birkhoff normal forms in noncanonical Hamiltonian systems
    Physica D 348, 12 (2017)

2016

  • R. Gutöhrlein, H. Cartarius, J. Main, G. Wunner
    Bifurcations and exceptional points in a PT-symmetric dipolar Bose-Einstein condensate
    J. Phys. A 49, 485301 (2016)
  • T. Ilg, R. Tschüter, A. Junginger, J. Main, G. Wunner
    Dynamics of solitons in the one-dimensional nonlinear Schrödinger equation
    Eur. Phys. J. D 70, 232 (2016)
  • D. Dast, D. Haag, H. Cartarius, J. Main, G. Wunner
    Bose-Einstein condensates with balanced gain and loss beyond mean-field theory
    Phys. Rev. A 94, 053601 (2016)
  • W. D. Heiss, G. Wunner
    A model of three coupled wave guides and third order exceptional points
    J. Phys. A 49, 495303 (2016)
  • F. Schweiner, J. Main, G. Wunner, Ch. Uihlein
    K dependent exchange interaction of the 1S orthoexciton in Cu2O
    Phys. Rev. B 94, 115201(2016)
  • M. Feldmaier, J. Main, F. Schweiner, H. Cartarius, G. Wunner
    Rydberg systems in parallel electric and magnetic fields: an improved method for finding exceptional points
    J. Phys. B 49, 144002 (2016)
  • F. Schweiner, J. Main, M. Feldmaier, G. Wunner, Ch. Uihlein
    Impact of the valence band structure of Cu2O on excitonic spectra
    Phys. Rev. B 93, 195203 (2016)
  • F. Schweiner, J. Main, G. Wunner
    Linewidths in excitonic absorption spectra of cuprous oxide
    Phys. Rev. B 93, 085203 (2016)
  • M. Kreibich, J. Main, H. Cartarius, G. Wunner
    Tilted optical lattices with defects as realizations of PT symmetry in Bose-Einstein condensates
    Phys. Rev. A 93, 023624 (2016)
  • D. Dast, D. Haag, H. Cartarius, G. Wunner
    Purity oscillations in Bose-Einstein condensates with balanced gain and loss
    Phys. Rev. A 93, 033624 (2016)
  • H. Menke, M. Klett, H. Cartarius, J. Main, G. Wunner
    State flip at exceptional points in atomic spectra
    Phys. Rev. A 93, 013401 (2016)

2015

  • D. Haag, D. Dast, H. Cartarius, G. Wunner
    PT-symmentric currents of a Bose-Einstein condensate in a triple well
    Phys. Rev. A 92, 053627 (2015)
  • D. Zajec, G. Wunner
    Mean-field predictions for a dipolar Bose-Einstein condensate with 164 Dy
    Phys. Rev. A 92, 053609 (2015)
  • W. D. Heiss, G. Wunner
    Resonance scattering at third-order exceptional points
    J. Phys. A, 48, 345203 (2015)
  • L. Schwarz, H. Cartarius, G. Wunner, W. D. Heiss, J. Main
    Fano profiles in scattering: an alternative perspective
    Eur. Phys. J. D 69, 196 (2015)
  • R. Gutöhrlein, J. Schnabel, I. Iskandarov, H. Cartarius, J. Main, G. Wunner
    Realizing PT-symmetric BEC subsystems into closed hermitian systems
    J. Phys. A 48, 335302 (2015)
  • D. Dizdarevic, D. Dast, D. Haag, J. Main, H. Cartarius, G. Wunner
    Cusp bifurcation in the eigenvalue spectrum of PT-symmetric Bose-Einstein condensates
    Phys. Rev. A 91, 013609 (2015)
  • A. Junginger, T. Schaller, G. Hämmerling, J. Main, G. Wunner
    Normal form expansions and thermal decay rates of Bose-Einstein condensates with short- and long-range interaction
    Eur. Phys. J. D , 69, 83 (2015)
  • D. Haag, D. Dast, H. Cartarius, G. Wunner
    Finite element calculations of PT-symmetric Bose-Einstein condensates
    International Journal of Theoretical Physics 54, 4100 (2015)
  • N. Abt, H. Cartarius, G. Wunner
    Supersymmetric model of a Bose-Einstein condensate in a PT-symmetric double-delta trap
    International Journal of Theoretical Physics 54, 4054 (2015)
  • F. Schweiner, J. Main, H. Cartarius, G. Wunner
    Classical dynamics and localization of resonances in the high energy region of the crossed fields hydrogen atom
    Phys. Rev. E 91, 012915 (2015)
  • J. Brinker, J. Fuchs, J. Main, G. Wunner, H. Cartarius
    Verification of exceptional points in the collapse dynamics of Bose-Einstein condensates
    Phys. Rev. A 91, 013609 (2015)
  • D. Dast, D. Haag, H. Cartarius, G. Wunner, R. Eichler, J. Main
    Description of Bose-Einstein condensates in PT-symmetric double wells
    Proceedings of the International Symposium on Self-Organization in Complex Systems: The Past, Present, and Future of Synergetics, Delmenhorst 2012 , A. Pelster, G. Wunner (Eds.), Understanding Complex Systems, 129-144 (2015)

2014

2013

  • R. Fortanier, D. Zajec, J. Main, G. Wunner
    Dipolar Bose-Einstein condensates in triple-well potentials
    J. Phys. B 46, 235301 (2013)
  • A. Junginger, M. Kreibich, J. Main, G. Wunner
    Transition states and thermal collapse of dipolar Bose-Einstein condensates
    Phys. Rev. A 88, 043617 (2013)
  • D. Dast, D. Haag, H. Cartarius, J. Main, G. Wunner
    Eigenvalue structure of a Bose-Einstein condensate in a PT-symmetric double well
    J. Phys. A 46, 375301 (2013)
  • C. Schimeczek, S. Boblest, D. Meyer, G. Wunner
    Atomic ground states in strong magnetice fields: electron configurations and energy levels
    Phys. Rev. A 88, 012509 (2013)
  • W. D. Heiss, H. Cartarius, G. Wunner, J. Main
    Spectral singularities in PT-symmetric Bose-Einstein condensates
    J. Phys. A 46, 275307 (2013)
  • R. Gutöhrlein, J. Main, H. Cartarius, G. Wunner
    Bifurcations and exceptional points in dipolar Bose-Einstein condensates
    J. Phys. A 46, 305001 (2013)
  • M. Kreibich, J. Main, H. Cartarius, G. Wunner
    Hermitian four-well potential as a realization of a PT-symmetric system
    Phys. Rev. A 87, 051601(R) (2013)
  • A. Junginger, J. Main, G. Wunner
    Quantum-classical lifetimes of Rydberg molecules
    J. Phys. B 46, 085201 (2013)
  • H. Cartarius, D. Dast, D. Haag, G. Wunner, R. Eichler, J. Main
    Stationary and dynamical solutions of the Gross-Pitaevskii equation for a Bose-Einstein condensate in a PT-symmetric double well
    Acta Polytechnica 53 , 259 - 267 (2013)
  • D. Meyer, S. Boblest, G. Wunner
    Fixed-phase correlation-function quantum Monte Carlo calculations for ground and excited states of helium in neutron-star magnetic fields
    Phys. Rev. A 87, 032515 (2013)
  • M. Kreibich, J. Main, G. Wunner
    A variational approach to Bogoliubov excitations and dynamics of dipolar Bose-Einstein condensates
    J. Phys. B 46, 445302 (2013)
  • D. Dast, D. Haag, H. Cartarius, G. Wunner, R. Eichler, J. Main
    A Bose-Einstein condensate in a PT symmetric double well
    Fortschr. Phys. 61, 124 - 139 (2013)
  • A. Wünsch, Th. Müller, D. Weiskopf, G. Wunner
    Circular orbits in the extreme Reissner-Nordstrom metric
    Phys. Rev. D 87, 024007(2013)

2012

  • K. Marquardt, P. Wieland, R. Häfner, H. Cartarius, J. Main, G. Wunner
    Macroscopic quantum tunneling of Bose-Einstein condensates with long-range interaction
    Phys. Rev. A 86, 063629 (2012)
  • R. Eichler, D. Zajec, P. Köberle, J. Main, G. Wunner
    Collisions of anisotropic two-dimensional bright solitons in dipolar Bose-Einstein condensates
    Phys. Rev. A 86, 053611 (2012)
  • M. Kreibich, H. Cartarius, J. Main, G. Wunner
    A nonlinear dynamics approach to Bogoliubov excitations of Bose-Einstein condensates
    in: Proceedings of the "8th International Summer School/Conference LET'S FACE CHAOS THROUGH NONLINEAR DYNAMICS", Maribor 2011,
    M. Robnik, V. Romanovsky (Eds.), AIP Conf. Proc. 1468, 216-222, (2012)
  • A. Junginger, J. Main, G. Wunner, T. Bartsch
    Symmetry-breaking thermally induced collapse of dipolar Bose-Einstein condensates
    Phys. Rev. A 86, 023632 (2012)
  • A. Junginger, J. Main, G. Wunner
    Quantum-classical model for the formation of Rydberg molecules
    Phys. Rev. A 86, 012713 (2012)
  • Nonlinear Schrödinger equation for a PT symmetric delta-functions double well
    H. Cartarius, D. Haag, D. Dast, G. Wunner
    J. Phys. A 45, 444008 (2012)
  • Model of a PT symmetric Bose-Einstein condensate in a delta-functions double well
    H. Cartarius, G. Wunner
    Phys. Rev. A 86, 013612 (2012)
  • Relation between the eigenfrequencies of Bogoliubov excitations of BECs and the eigenvalues of the Jacobian in a time-dependent variational approach
    M. Kreibich, J. Main, G. Wunner
    Phys. Rev. A 86, 013608 (2012)
  • GPU based four-dimensional general-relativistic ray tracing
    D. Kuchelmeister, T. Müller, M. Ament, F. Weiskopf, G. Wunner
    Comp. Phys. Comm., 183, 2282 (2012), doi:10.1016/j.cpc.2012.04.030
  • A highly optimized code for calculating atomic data at neutron star magnetic field strengths using a doubly self-consistent Hartree-Fock-Roothaan method
    C. Schimeczek, D. Engel, G. Wunner
    Comp. Phys. Comm., 183, 1502 (2012), doi:10.1016/j.cpc.2012.02.011
  • P. Köberle, D. Zajec, G. Wunner, B. A. Malomed
    Creating two-dimensional bright solitons in dipolar Bose-Einstein condensates
    Phys. Rev. A 85, 023630 (2012)
  • A. Junginger, J. Main, G. Wunner, M. Dorwarth
    Transition state theory for wave packet dynamics. I. Thermal decay in metastable Schrödinger systems
    J. Phys. A 45, 155201 (2012)
  • A. Junginger, J. Main, G. Wunner, M. Dorwarth
    Transition state theory for wave packet dynamics. II. Thermal decay of Bose-Einstein condensates with long-range interaction
    J. Phys. A 45, 155202 (2012)

2011

  • S. Boblest, T. Müller, G. Wunner
    Twin paradox in de Sitter Spacetime
    European Journal of Physics 32, 1117-1142 (2011)
    DOI: 10.1088/0143-0807/32/5/001 ,
  • R. Eichler, J. Main, G. Wunner
    Variational calculations for anisotropic solitons in dipolar Bose-Einstein condensates
    Phys. Rev. A 83, 053604 (2011)
  • G. Wunner, H. Cartarius, P. Köberle, J. Main, S. Rau
    Exceptional points for nonlinear Schrödinger equations describing Bose-Einstein condensates of ultracold atomic gases
    Acta Polytechnica 51 , 95 - 103 (2011)

2010

+-
  • P. Köberle, G. Wunner
    Phonon instability and self-organized structures in multilayer stacks of confined dipolar Bose-Einstein condensates in optical lattices
    Phys. Rev. A, 80, 063601 (2009)
  • F. Grave, M. Buser, Th. Müller, G. Wunner, W. P. Schleich
    The Gödel universe: Exact geometrical optics and analytical investigations on motion
    Physical Review D 80, 103002 (2009)
    DOI: 10.1103/PhysRevD.80.103002
  • F. Grave, Th. Müller, C. Dachsbacher, G. Wunner
    The Gödel engine - an interactive approach to visualization in general relativity
    Computer Graphics Forum (Proc. Eurovis09), 28 ,807-814 (2009)
    DOI: 10.1111/j.1467-8659.2009.01470.x , Addendum:
  • H. Cartarius, J. Main, G. Wunner
    Exceptional points in the spectra of atoms in external fields
    Phys. Rev. A, 79, 033412 (2009)
  • H. Cartarius, J. Main, G. Wunner
    Signatures of the classical transition state in atomic quantum spectra
    Phys. Rev. A 79, 033412 (2009)
    PostScript
  • T. Fabčič, J. Main, G. Wunner
    Fictitious time wave packet dynamics: I. Nondispersive wave packets in the quantum Coulomb problem
    Phys. Rev. A 79, 043416 (2009)
  • T. Fabčič, J. Main, G. Wunner
    Fictitious time wave packet dynamics: II. The hydrogen atom in external fields
    Phys. Rev. A 79, 043417 (2009)
  • Bifurcations, order, and chaos in the Bose-Einstein condensation of dipolar gases
    P. Köberle, H. Cartarius, T. Fabčič, J. Main, G. Wunner
    New Journal of Physics 11, 023017 (2009)
  • A fast parallel code for calculating energies and oscillator strengths of many-electron atoms at neutron star magnetic fields
    D. Engel, M. Klews, G. Wunner
    Comp. Phys. Comm., 180, 3-2-311 (2009), doi:10.1016/j.cpc.2008.09.008
    PostScript
  • G. Wunner, H. Cartarius, T. Fabčič, P. Köberle, J. Main, T. Schwidder
    Nonlinear dynamics of Bose-Einstein condensates with long-range interactions
    in: Proceedings of the "7th International Summer School/Conference LET'S FACE CHAOS THROUGH NONLINEAR DYNAMICS", Maribor 2008,
    M. Robnik, V. Romanovsky (Eds.), CP1076, American Institute of Physics, 282--291 (2008)
  • Hartree-Fock-Roothaan calculations for many-electron atoms and ions in neutron star magnetic fields
    D. Engel, G. Wunner
    Phys. Rev. A 78, 032515 (2008)
  • Dynamics and stability of Bose-Einstein condensates with attractive 1/r interaction
    H. Cartarius, T. Fabčič, J. Main, G. Wunner
    Phys. Rev. A 78, 013615 (2008)
  • Diffusion Monte Carlo calculations for the ground states of atoms and ions in neutron star magnetic fields
    S. Bücheler, D. Engel, J. Main, G. Wunner
    in: Proceedings of the "9th International Conference on Path Integrals - New Trends and Perspectives", Dresden 2007,
    A. Pelster, W. Janke (Eds.), World Scientific, Singapore, 315-320 (2008)
  • Discovery of exceptional points in the Bose-Einstein condensation of gases with attractive 1/r interaction
    H. Cartarius, J. Main, G. Wunner
    Phys. Rev. A 77, 013618 (2008)
  • Time propagation of constrained coupled Gaussian wave packets
    T. Fabčič, J. Main, G. Wunner
    J. Chem. Phys. 128, 044116 (2008)
  • Bose-Einstein condensates with attractive 1/r interaction: The case of self-trapping
    I. Papadopoulos, P. Wagner, G. Wunner, J. Main
    Phys. Rev. A 76, 053604 (2007)
  • Quantum Monte Carlo studies of the ground states of heavy atoms in neutron star magnetic fields
    S. Bücheler, D. Engel, J. Main, G. Wunner
    Phys. Rev. A 76, 032501 (2007)
  • Visualization of the Gödel space-time
    F. Grave, Th. Müller, G. Wunner, Th. Ertl, M. Ruder, W. Schleich
    in: Proceedings of the 4th High-End Visualization Workshop,
    Benger; Heinzl; Kapferer; Schoor; Tyagi; Venkataraman; Weber (Eds.)
    Lehmanns Media, Berlin (2007)
  • Exceptional points in atomic spectra
    H. Cartarius, J. Main, G. Wunner
    Phys. Rev. Lett. 99, 173003 (2007)
  • Gaussian wave packet dynamics in the diamagnetic H-atom
    T. Fabčič, J. Main, G. Wunner
    Nonlinear Phenomena in Complex Systems 10, 86 - 91 (2007)
    PostScript Nonlinear Phenomena in Complex Systems 10, 86 - 91 (2007)
  • Solutions of the Häussler-von der Malsburg equations for manifolds with constant curvature
    M. Güssmann, A. Pelster, G. Wunner
    Ann. Phys. (Leipzig) 16, 395-424 (2007)
  • Synergetic analysis of the Häussler-von der Malsburg equations for manifolds of arbitrary geometry
    M. Güssmann, A. Pelster, G. Wunner
    Ann. Phys. (Leipzig) 16, 379-394 (2007)
  • hbar expansions in semiclassical theories for systems with smooth potentials and discrete symmetries
    H. Cartarius, J. Main, G. Wunner
    Annals of Physics 322, 315 - 340 (2007)
  • Photoabsorption spectra of the diamagnetic hydrogen atom in the transition regime to chaos: Closed orbit theory with bifurcating orbits
    T. Fabčič, J. Main, T. Bartsch, G. Wunner
    J. Phys. B 38, S219 - S239 (2005)
  • Raum und Zeit aus Sicht der modernen Physik
    in: Denken des Raums in Zeiten der Globalisierung, Michaela Ott/ Elke Uhl (Hrsg.), LIT Verlag Müunster, S. 115-123 (2005)
  • Atomic data for the atmospheres of strongly magnetized neutron stars
    M. Klews, G. Wunner, K. Werner
    in: X-Ray Diagnostics of Astrophysical Plasmas: Theory, Experiment and Observation,
    AIP Conference Proceedings 774, R. K. Smith (Ed.), 287-291 (2005)
  • Classical, semiclassical, and quantum investigations of the four-sphere scattering system
    J. Main, E. Atilgan, H. S. Taylor, G. Wunner
    Phys. Rev. E 69, 056227 (2004)
  • Comment on "Nonclassical paths in the recurrence spectrum of diamagnetic atoms"
    J. Main, G. Wunner
    Phys. Rev. Lett. 93, 099301 (2004)
  • Uniform semiclassical approximations on a topologically nontrivial configuration space
    T. Bartsch, J. Main, G. Wunner
    European Journal of Physics D 25, 129-238 (2003)
  • The hydrogen atom in an electric field: Closed-orbit theory with bifurcating orbits
    T. Bartsch, J. Main, G. Wunner
    J. Phys. A 36, 1231-1254 (2003)
  • Semiclassical quantization of the hydrogen atom in crossed electric and magnetic fields
    T. Bartsch, J. Main, G. Wunner
    Phys. Rev. A 67, 063411 (2003)
  • Closed orbits and their bifurcations in the crossed-fields hydrogen atom
    T. Bartsch, J. Main, G. Wunner
    Phys. Rev. A 67, 063410 (2003)
  • Periodic orbit quantization of the closed three-disk billiard as an example of a chaotic system with strong pruning
    K. Weibert, J. Main, G. Wunner
    Nonlinear Phenomena in Complex Systems 5, 393-406 (2002)
  • Dynamic link matching of severely deformed patterns by general local linear maps
    F. Hardt, G. Wunner
    Dynamic Perception, eds: R. P. Würtz, M. Lappe, Akadad. Verlagsgesellschaft, Berlin, 259-264 (2002)
  • A general model for the development of retinotopic projections between manifolds of different geometries
    M. Güssmann, A. Pelster, G. Wunner
    Dynamic Perception, eds: R. P. Würtz, M. Lappe, Akadad. Verlagsgesellschaft, Berlin, 253-258 (2002)
  • Superiority of semiclassical over quantum mechanical calculations for a three-dimensional system
    J. Main, G. Wunner, E. Atilgan, J. S. Taylor, P. A. Dando
    Phys. Letts A 305, 176-182 (2002)
  • Semiclassical quantization with bifurcating orbits
    T. Bartsch, J. Main, G. Wunner
    Phys. Rev. A 66, 033404 (2002)
  • Electron-impact excitation of the iron peak element Fe V using a parallelized R-matrix approach
    G. Wöste, G. Wunner, C. J. Noble, A. G. Sunderland, V. M. Burke, P. G. Burke
    J. Phys. B: At. Mol. Opt. Phys. 35, 4847-4861 (2002)
  • Periodic orbit quantization of chaotic systems with strong pruning
    K. Weibert, J. Main, G. Wunner
    Phys. Letts A 297, 87-91 (2002)
  • Higher-order hbar corrections in the semiclassical quantization of chaotic billiards
    K. Weibert, J. Main, G. Wunner
    European Journal of Physics D 19, 379-388 (2002)
  • Deterministic diffusion in one-dimensional maps - Calculation of diffusion constants by harmonic inversion of periodic orbit sums
    K. Weibert, J. Main, G. Wunner
    Phys. Letts A 292, 120-124 (2001)
  • Periodic orbit quantization of chaotic maps by harmonic inversion
    K. Weibert, J. Main, G. Wunner
    Phys. Letts A 289, 329-332 (2001)
  • Quantization by harmonic inversion: comparison of algorithms
    T. Bartsch, J. Main, G. Wunner
    Phys. Rev. E 64, 056707 (2001)
  • Periodic orbit quantization: how to make semiclassical trace formulae convergent
    J. Main, G. Wunner
    Foundations of Physics 31, 447-474 (2001)
  • Ghost orbit bifurcations in semiclassical spectra
    T. Bartsch, J. Main, G. Wunner
    Progress of Theoretical Physics Suppl. 139, 429-436 (2000)
  • Use of harmonic inversion techniques in the periodic orbit quantization of integrable systems
    K. Weibert, J. Main, G. Wunner
    European Journal of Physics D 12, 381-401 (2000)

1999

  • Note on the Effect of Scars on the Statistics of Transition Probabilities of Classically Chaotic Quantum Systems
    S. Jammalamadaka, J. Main, G. Wunner
    Nonlinear Phenomena in Complex Systems 2(2), 1-5 (1999)
  • Photoionization of the Hydrogen Atom in Strong Magnetic Fields of White Dwarfs
    G. Meinhardt, W. Schweizer, H. Herold, G. Wunner
    Eur. Phys. J. D 5, 23-31 (1999)
  • Periodic orbit quantization of mixed regular-chaotic systems
    J. Main, G. Wunner Phys. Rev. Lett. 82, 3038-3041 (1999)
  • Semiclassical calculation of transition matrix elements for atoms in external fields
    J. Main, G. Wunner
    Phys. Rev. A 59, R2548-2551 (1999)
  • Semiclassical non-trace type formulas for matrix element fluctuations and weighted densities of states
    J. Main, G. Wunner
    Phys. Rev. E 60, 1630-1638 (1999)
  • Semiclassical Spectra and Diagonal Matrix Elements by Harmonic Inversion of Periodic Orbit Cross-Correlation Functions
    J. Main, K. Weibert, V. Mandelshtam, G. Wunner
    Phys. Rev. E 60, 1639-1642 (1999)
  • Significance of ghost orbit bifurcations in semiclassical spectra
    T. Bartsch, J. Main, G. Wunner
    J. Phys. A: Math. Gen. 32, 3013-3027 (1999)
  • Uniform approximations for non-generic bifurcarion scenarios including bifurcations of ghost orbits
    T. Bartsch, J. Main, G. Wunner
    Annals of Physics, (New York) 277, 19-73 (1999)

1998

  • Atoms in External Fields: Ghost Orbits, Catastrophes, And Uniform Semiclassical Approximations
    J. Main, G. Wunner
    Book of Invited Papers,Atoms and Molecules in Strong External Fields, eds: P. Schmelcher und W. Schweizer, Plenum Publ. Corp. New York, pp. 223-231 (1998)
  • Analysis of Quantum Spectra by Harmonic Inversion
    J. Main, G. Wunner, V. A. Mandelshtam, H. S. Taylor
    Book of Invited Papers,Atoms and Molecules in Strong External Fields, eds: P. Schmelcher und W. Schweizer, Plenum Publ. Corp. New York, pp. 215-222 (1998)
  • The Hydrogen Atom in Combined Electric and Magnetic Fields with Arbitrary Mutual Orientations
    J. Main, M. Schwacke, G. Wunner
    Phys. Rev. A 57, 1149-1157 (1998)
  • General Rydberg Atoms in Crossed Electric and Magnetic Fields: Calculation of Semiclassical Recurrence Spectra with Special Emphasis on Core Effects
    K. Weibert, J. Main, G. Wunner
    Annals of Physics, (New York) 268, 172-204 (1998)
  • Harmonic Inversion as a General Method For Periodic Orbit Quantization
    J. Main, V. A. Mandelshtam, G. Wunner, H. S. Taylor
    Nonlinearity 11, 1015-1035 (1998)
  • Uniform Semiclassical Approximations for Umbilic Bifurcation Catastophes
    J. Main, G. Wunner
    Phys. Rev E 57, 7325-7328 (1998)
  • hbar expansion for the periodic orbit quantization by harmonic inversion
    J. Main, K. Weibert, G. Wunner
    Phys. Rev. E 58, 4436-39 (1998)
  • Higher-Order Energy Level Spacing Distributions in the Transition Region between Regularity and Chaos
    D. Engel, J. Main, G. Wunner
    J. Phys. A: Math. Gen. 31, 6965-6974 (1998)

1997

  • The Hydrogen Atom in a Magnetic Field: Ghost Orbits, Catastrophes, and Uniform Semiclassical Approximations
    J. Main, G. Wunner Phys. Rev. A 55, 1743-1759 (1997)
  • Photon Splitting in Strong Magnetic Fields: Asymptotic Formulae vs. Accurate Numerical Results
    C. Wilke, G. Wunner
    Phys. Rev. D 55, 997-999 (1997)
  • Radiative Neutrino Decays in Very Strong Magnetic Fields
    M. Kachelrieß, G. Wunner
    Physics Letters B 390, 263-267 (1997)
  • Asynchronous Cycling as a Convergence Acceleration Method in Particle Simulations of DC Glow Discharges
    P. Meyer, G. Wunner
    Physics of Plasmas 4,3152-3162 (1997)
  • Axion Cyclotron Emissivity of Magnetized White Dwarfs and Neutron Stars
    M. Kachelrieß, C. Wilke, G. Wunner
    Phys. Rev. D 56, 1313-1319 (1997)

1996

  • Nonhydrogenic Rydberg Atoms in a Magnetic Field: A Rigorous Semiclassical Approach
    B. Hüpper, J. Main, G. Wunner
    Phys. Rev. A 53, 744-759 (1996)

1995

  • Unified Particle Simulation Technique for the Plasma Bulk and the Cathode Sheath of a DC Glow Discharge
    P. Meyer, G. Wunner, W. Schmitt, H. Ruder
    J. Appl. Physics 77, 992-1000 (1995)
  • Is Compton Scattering in Magnetic Fields Really Infrared Divergent?
    M. Kachelrieß, D. Berg, G. Wunner
    Phys. Rev. D 51, 824-828 (1995)
  • Balmer and Paschen Bound-Free Opacities for Hydrogen in Strong White Dwarf Magnetic Fields
    N.Merani, J.Main, G.Wunner
    Astron. Astrophys. 298, 193-203 (1995)
  • Photoabsorption of non-hydrogenic Rydberg atoms in a magnetic field: effects of core-scattered classical orbits
    B. Hüpper, J. Main, G. Wunner
    Phys. Rev. Lett. 74, 2650-2654 (1995)
  • Photon Splitting in Strongly Magnetized Cosmic Objects - Revisited
    G. Wunner, R. Sang, D. Berg
    Astrophys. J. Letters 455, L51-53 (1995)

1994

  • Atoms in Strong Magnetic Fields - Quantum Mechanical Treatment and Applications in Astrophysics and Quantum Chaos
    H. Ruder, G. Wunner, F. Geyer, H. Herold,
    Monography, Springer Verlag, Berlin, Heidelberg (1994)
  • Rydberg Atoms in External Fields as an Example of Open Quantum Systems with Classical Chaos
    J. Main, G. Wunner
    J. Phys. B: At. Mol. Phys. 27, 2835-2848 (1994)
  • Polarized one-quantum annihilation in strong magnetic fields as a process for particle deceleration in neutron star atmospheres
    D. Berg, M. Mentzel, G. Wunner
    Astrophys. J. Suppl. 90, 905-908 (1994)
  • Electron Self-Energy in a Homogeneous Magnetic Field
    R. Geprägs, H. Riffert, H. Herold. H. Ruder, and G. Wunner
    Phys. Rev. D 49, 5582-5589 (1994)
  • Photon Splitting in Strong Magnetic Fields
    M. Mentzel, D. Berg, G. Wunner
    Phys. Rev. D 50, 1125-1139 (1994)
  • Rydberg Systems in External Fields: an Example of Open Systems with Quantum Chaos
    J. Main, G. Wunner
    Proc. QCTM, Fukui 1993, J. Phys. Soc. Jpn. 63, 73-87 (1994) (Book of Invited Papers, Symposium "Quantum Chemistry and Technology on the Mesoscopic Level")
  • Exotic QED Processes and Atoms in Strong Magnetic Fields
    G. Wunner
    in:Matter Under Extreme Conditions, H. Latal, W. Schweiger (Eds.), (Lecture Notes in Physics) 440(Springer-Verlag), 101-151 (1994)

1993

  • The Diamagnetic Kepler Problem: Bifurcations and Catastrophes
    W. Schweizer, R. Niemeier, G. Wunner, H.Ruder
    Z. Physik D 25, 95-101 (1993)
  • Behaviour and Spectroscopy of (Anti-)Hydrogen Atoms in Strong Magnetic Fields
    G. Wunner
    Hyperfine Interactions 76, 249-263 (1993)
  • Hartree- Fock Calculations for Excited States of Two-Electron Systems in Strong Magnetic Fields
    G. Thurner, H. Körbel, M. Braun, H. Herold, H. Ruder, G. Wunner
    J. Phys. B: Atom. Mol. Phys. 26, 4719-4750 (1993)

1992

  • Classical and Quantal Chaos in the Hydrogen Atom in Magnetic Fields.
    R. Niemeier, G. Zeller, W. Schweizer, G. Wunner
    in Irregular Atomic Systems and Quantum Chaos, ed. J.-C. Gay, Gordon & Breach Sci.Pub. (1992), p.299-308
  • Diamagnetic Rydberg Atoms and Molecules: Properties of Classical Motion Exhibited in Quantum Spectra
    T. S. Monteiro, K. T. Taylor, G. Wunner
    in Irregular Atomic Systems and Quantum Chaos, ed. J.-C. Gay, Gordon & Breach Sci.Pub. (1992), p.261-274
  • Hydrogen in the Strong Magnetic Field of the White Dwarf Star
    PG 1031+234 R. Östreicher, W. Seifert, S. Friedrich, H. Ruder, M. Schaich, D. Wolf, G. Wunner
    Astron. Astrophys. 257, 353-358 (1992)
  • Ericson Fluctuations in the Chaotic Ionization of the Hydrogen Atom in Crossed Magnetic and Electric Fields
    J. Main, G. Wunner
    Phys. Rev. Lett. 69, 586-589 (1992)

1991

  • Classical and Quantal Chaos in the Hydrogen Atom in Magnetic Fields
    R. Niemeier, G. Zeller, W. Schweizer, G. Wunner
    Comm. Atom. Molec. Physics 25, 253 ff. (1991)
  • Diamagnetic Rydberg Atoms and Molecules: Properties of Classical Motion Exhibited in Quantum Spectra
    T. S. Monteiro, K. T. Taylor, G. Wunner
    Comm. Atom. Molec. Physics 25, 291 ff. (1991)
  • The Parametric Number Variance
    J. Goldberg, U. Smilansky, M.V. Berry, W. Schweizer, G. Wunner, G. Zeller
    Nonlinearity 4, 1-14 (1991)

1990

  • The Origin of the 10 Megagauss Zeeman Features in the AM Her System EF Eri
    R. Östreicher, W. Seifert, G. Wunner, H. Ruder
    Astrophysical Journal 350, 324-328 (1990)
  • Impurity-Assisted Tunnelling as a Probe of the Donor Wavefunction in n-GaAs
    I. P. Roche, G. P. Whittington, P. C. Main, L. Eaves, F. W. Sheard, G. Wunner, K. E. Singer
    J. Phys.: Condensed Matter 2, 4439-4454 (1990)
  • Analysis of Quantum Manifestations of Chaos in General Rydberg Atoms in Strong Magnetic Fields
    T. S. Monteiro, G. Wunner
    Phys. Rev. Lett. 65, 1100-1103 (1990)
  • Spectroscopy in MegaGauss Fields: Theory
    G. Wunner
    Book of Invited Papers: 10th International Conference on Spectral Line Shapes, Austin, June 1990, The American Institute of Physics Conference Proceedings 216, New York, (1990), 563-573

1989

  • Hydrogen Atoms in Strong Magnetic Fields - in the Laboratory and in the Cosmos
    G. Wunner, W. Schweizer, H. Ruder
    Book of Invited Papers,The Hydrogen Atom, Symposium, Pisa, Italy, Springer-Verlag Berlin Heidelberg, pp. 300-310 (1989)
  • Gibt es Chaos in der Quantenmechanik?
    G. Wunner
    Eingeladener Hauptaufsatz für Physikalische Blätter 45, 135-145 (1989)
  • Classical and Quantum Chaos in the Diamagnetic Kepler Problem
    H. Hasegawa, M. Robnik, G. Wunner
    Progress of Theoretical Physics Suppl. 98, 198-286 (1989)
  • Circular Polarimetry of Magnetically Strongly Shifted H-alpha Components in the AM Her System EF Eri
    R. Östreicher, W. Seifert, G. Wunner, H. Ruder
    Astron. Ges. Abstr. Series 2, 43 (1989)

1988

  • Strongly Magnetized Atoms - in the Laboratory and in the Cosmos
    G. Wunner
    in Atomic Spectra and Collisions in External Fields II, K. T. Taylor, C. W. Clark, M. H. Nayfeh (eds.), invited talk presented at the Satellite Meeting of the XVth International Conference on Electronic and Atomic Collisions, July 1987, Egham (UK), Plenum Press New York, pp. 9-36 (1988)
  • Liapunov Exponents for the Diamagnetic Kepler Problem and the Transition from Regular to Irregular Motion
    W. Schweizer, G. Wunner, R. Niemeier, H. Ruder
    in Atomic Spectra and Collisions in External Fields II, K. T. Taylor, C. W. Clark, M. H. Nayfeh (eds.), presented at the Satellite Meeting of the XVth International Conference on Electronic and Atomic Collisions, July 1987, Egham (UK), Plenum Press New York, 121-128 (1988)
  • Spectra of the Strongly Magnetised Hydrogen Atom Close to the Ionisation Threshold
    G. Zeller, U. Woelk, G. Wunner, H. Ruder
    in Atomic Spectra and Collisions in External Fields II, K. T. Taylor, C. W. Clark, M. H. Nayfeh (eds.), presented at the Satellite Meeting of the XVth International Conference on Electronic and Atomic Collisions, July 1987, Egham (UK), Plenum Press New York, 109-114 (1988)
  • Liapunov Exponents for Classical Orbits of the Hydrogen Atom in a Magnetic Field.
    W. Schweizer, R. Niemeier, H. Friedrich, G. Wunner, H. Ruder
    Phys. Rev. A 381724 (1988)
  • Signature of Classical Chaos in the Transition Strenghts of the Hydrogen Atom in a Strong Magnetic Field
    G. Zeller, G. Wunner, R. Niemeier, H. Ruder, H. Friedrich
    11th International Conference on Atomic Physics, C. Fabre, D. Delande (eds.), pp. IV-9, Paris, (1988)
  • Wave Functions of the Diamagnetic Hydrogen Atom: The Transition into the Chaotic Regime
    R. Niemeier, G. Wunner, H. Ruder, G. Zeller, W. Schweizer
    11th International Conference on Atomic Physics, C. Fabre, D. Delande (eds.), pp. IV-8, Paris, (1988)
  • Percolative Transport in GaAs at 10~T Magnetic Fields: Interpretation via Hydrogen Wave Functions at Megatesla Fields
    G. Bühler, G. Wunner, R. Buczko, J. A. Chroboczek
    in High Magnetic Fields in Semiconductor Physics II, (Editor: G. Landwehr), published in the Springer Series on Solid State Sciences, (1988)
  • Liapunov Exponents for Classical Orbits of the Hydrogen Atom
    H. Friedrich, W. Schweizer, G. Wunner, D. Wintgen
    Conference on Classical Dynamics in Atomic and Molecular Physics, P. Grujic (ed.), Brioni (1988)

1987

  • Atomic Data Relevant to Line Formation in Strongly Magnetized White Dwarf Stars.
    G. Wunner, F. Geyer, H. Ruder
    Proceedings of the IAU Coll. No. 93 "Cataclysmic Variables", Bamberg, 1986, Astrophys. Space Sci. 131, 595-9 (1987)
  • Atoms in Strong Magnetic Fields.
    G. Wunner, H. Ruder
    Book of Invited Papers, 18th EGAS Marburg, 1986, Physica Scripta 36, 291-99 (1987)
  • Rydberg Atoms in Uniform Magnetic Fields: Uncovering the Transition from Regularity to Irregularity in a Quantum System
    G. Wunner, U. Woelk, I. Zech, G. Zeller, T. Ertl, F. Geyer, W. Schweizer, H. Ruder
    Phys. Rev. Lett. 57, 3261-3264 (1986)
  • On Hydrogen- Like Atoms in Strong Gravitational Fields
    E. Gill, G. Wunner, M. Soffel, H. Ruder
    Classical and Quantum Gravity 4, 1031-42 (1987)
  • Hydrogenic Rydberg Atoms in Strong Magnetic Fields: Theoretical and Experimental Spectra in the Transition Region from Regularity to Irregularity
    A. Holle, G. Wiebusch, J. Main, K. H. Welge, G. Zeller, G. Wunner, T. Ertl, H. Ruder
    Z. Phys. D 5, 279-85 (1987)
  • Observations of Magnetic Hydrogen Lines in the White Dwarf GD~229
    R. Östreicher, W. Seifert, H. Ruder, G. Wunner
    Astronomy and Astrophysics 173, L15-L17 (1987)
  • Spektropolarimetrie mit EFOSC
    W. Seifert, R. Östreicher, G. Wunner, H. Ruder
    Mitt. Astron. Gesellschaft 68, 117-20
  • The Magnetic Field Strength in the Emission Line Region of the AM Her System EF Eridani (= 2A0311- 27)
    W. Seifert, R. Östreicher, G. Wunner, H. Ruder
    Astronomy and Astrophysics 183, L1-L2 (1987)
  • Percolative Transport in GaAs at 10 T Magnetic Fields: Interpretation via Hydrogen Wave Functions at Megatesla Fields
    R. Buczko, J. A. Chroboczek, G. Wunner
    Philosophical Magazine Letters 56251-8 (1987)
  • Spectroscopy of Rydberg Atoms at n = 500: Observation of Quasi- Landau Resonances in Low Magnetic Fields
    J. Neukammer, H. Rinneberg, K. Vietzke, A. König, H. Hieronymus, M. Kohl, H.- J. Grabka, G. Wunner
    Phys. Rev. Lett. 59, 2947-50 (1987)
  • Interpretation of the Spectra of Strongly Magnetised White Dwarfs
    Invited Highlight Talk
    G. Wunner
    Mitt. Astron. Ges. 70, 198-201 (1987)
  • Magnetic Rydberg Atoms - an Object Lesson in "Quantum Chaology"
    G. Wunner, G. Zeller, U. Woelk, R. Niemeier, W. Schweizer, H. Ruder
    19th EGAS Dublin,Europhysics Conference Abstracts 11E, J. T. Costello, E. T. Kennedy, J. P. Mosnier, G. O'Sullivan (eds.), pp. A2-02

1986

  • Note on the Usefulness of Perturbation Theory in Calculating Energy Levels and Transitions of Hydrogen Rydberg Atoms in Strong Magnetic Fields
    G. Wunner
    J. Phys. B: Atom. Mol. Phys. 19, 1623-31 (1986)
  • "Circular" States of Rydberg Atoms in Strong Magnetic Fields.
    G. Wunner, M. Kost, H. Ruder
    Phys. Rev. A. 33, 1444 (1986)
  • Bremsstrahlung in Hot Strongly Magnetized Acccretion Plasmas.
    U. Bock, H. Herold, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 65, 217 (1986)
  • One- Photon Pair Annihilation in Strongly Magnetized Relativistic Electron- Positron Plasmas.
    G. Wunner, J. Paez, H. Ruder, H. Herold
    Mitt. Astron. Ges. 65, 218-219 (1986)
  • Photoionisation of Positronium in Strong Magnetic Fields.
    F. Geyer, H. Herold, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 65, 220 (1986)
  • Analysis of Hydrogen Rydberg Spectra in a Uniform Magnetic Field: Uncovering the Transition from Regularity to Irregularity in a Real Quantum System.
    G. Wunner, U. Woelk, I. Zech, G. Zeller, T. Ertl, F. Geyer, A. Steitz, W. Schweizer, H. Ruder
    18th EGAS Marburg,Europhysics Conference Abstracts 10F, M. Elbel, H. Hühnermann, R. Quad (eds.), 135-137 (1986)
  • Modelling the Rydberg Spectra of Atomic Hydrogen and Deuterium in Strong Magnetic Fields.
    G. Wunner, T. Ertl, I. Zech, G. Zeller, H. Ruder
    10th International Conference on Atomic Physics, H. Namuri, I. Shimamura (eds.), Tokyo, 224-225 (1986)
  • Search for Quantum Chaos in the Wavefunctions of Strongly Magnetized Rydberg States
    G. Wunner, A. Steitz, U. Woelk, W. Schweizer, H. Herold, H. Ruder
    10th International Conference on Atomic Physics, H. Namuri, I. Shimamura (eds.), Tokyo, 232-233 (1986)
  • One- Quantum Annihilation of Polarized Electron- Positron Pairs in Strong Magnetic Fields.
    G. Wunner, J. Paez, H. Herold, H. Ruder
    Astron. Astrophys. 106, 179-86 (1986)

1985

  • Stationary Hydrogen Lines in White Dwarf Magnetic Fields, and the Spectrum of the Magnetic Degenerate GRW + 70 deg 8247.
    G. Wunner, W. Rösner, H. Herold, H. Ruder
    Astron. Astrophys. 149, 102-108 (1985)
  • The Importance of Spin- Orbit Coupling in the Magnetized Hydrogen Problem.
    G. Wunner, W. Rösner, H. Herold, H. Ruder
    J. Phys. B: At. Mol. Phys. 18, L179-L183 (1985)
  • Can Gamma Quanta Really be Captured by Pulsar Magnetic Fields?
    H. Herold, H. Ruder, G. Wunner
    Phys. Rev. Lett. 54, 1452-1455 (1985)
  • The Spectrum of the Hydrogen Atom in Magnetic Fields of Arbitrary Strength.
    G. Wunner, H. Herold, W. Rösner, H. Ruder
    Second European Conference on Atomic and Molecular Physics, A.E. de Vries, M.J. v.d. Wiel (eds.), Amsterdam, 355 (1985)
  • Can Highly Excited States of Atoms Serve as Probes for External Fields in the Interstellar Medium?
    G. Wunner, H. Ruder, H. Herold
    Mitt. Astron. Ges. 63, 173 (1985)

1984

  • Hydrogen atoms in arbitrary magnetic fields:
    I. Energy levels and wave functions.

    W. Rösner, G. Wunner, H. Herold, H. Ruder
    J. Phys. B: At. Mol. Phys. 17, 29-52 (1984)
  • Hydrogen atoms in arbitrary magnetic fields: II. Bound- bound transitions.
    H. Forster, W. Strupat, W. Rösner, G. Wunner, H. Ruder, H. Herold
    J. Phys. B: At. Mol. Phys. 17, 1301-1319 (1984)
  • Approximate continuum wavefunctions for the strongly magnetized hydrogenic problem.
    C. Mega, H. Herold, W. Rösner, H. Ruder, G. Wunner
    Phys. Rev. A 30, 1507-1508 (1984)
  • Final Comment on "Comment on 'Comment on the cyclotron emission rates in superstrong magnetic fields'".
    H. Herold, H. Ruder, G. Wunner
    Phys. Lett. 101A, 386-387 (1984)
  • Recombination and ionisation in strongly magnetised thermal plasmas of accreting neutron stars.
    G. Wunner, F. Geyer, H. Herold, W. Rösner, H. Ruder, A. Steitz
    Proceedings of the Symposium "X- ray Astronomy '84", Y. Tanaka (ed.), Bologna, 263-66 (1984)
  • Energy values, wave functions, and bound- bound transitions of hydrogenic systems in arbitrary magnetic fields.
    G. Wunner, H. Herold, W. Rösner, H. Ruder
    Ninth International Conference on Atomic Physics, R.S. Van Dyck, Jr. and E. Norval (eds.), Seattle,A 14 (1984)
  • Pulsars: High magnetic field laboratories with 108 Tesla.
    H. Ruder, H. Herold, W. Rösner, G. Wunner
    Physica 127B, 11-25 (1984)
  • Comment on "Scaling laws for hydrogen- like atoms in magnetic fields of arbitrary strength".
    H. Herold, H. Ruder, G. Wunner
    Astrophys. J. 285, 870-871 (1984)
  • Identification of atomic lines in the spectra of magnetic degenerates.
    G. Wunner, W. Rösner, H. Herold, H. Ruder
    Mitt. Astron. Ges. 62, 265 (1984)

1983

  • Cross Sections for Photoionisation and Photorecombination of Hydrogenic Ions in Strong Magnetic Fields.
    G. Wunner, H. Ruder, H. Herold, W. Schmitt
    Astron. Astrophys. 117, 156-163 (1983)
  • Approximate Solution of the Strongly Magnetized Hydrogenic Problem by the Use of an Asymptotic Property.
    W. Rösner, H. Herold, H. Ruder, G. Wunner
    Phys. Rev. A 28, 2071-2077 (1983)
  • Electron- positron pair annihilation and creation in superstrong magnetic fields.
    G. Wunner, H. Herold, H. Ruder
    Proceedings of the Workshop on "Positron- Electron Pairs in Astrophysics", Greenbelt, AIP Conference Proceedings 101, 411- 415 (1983)
  • Radiative and thermal widths of Landau- excited hydrogen atoms in very strong magnetic fields.
    G. Wunner, H. Herold, H. Ruder
    J. Phys. B: At. Mol. Phys. 16, 2937-2943 (1983)
  • Bremsstrahlung in strong magnetic fields.
    I. The elementary process.

    J. Lauer, H. Herold, H. Ruder, G. Wunner
    J. Phys. B: At. Mol. Phys. 16, 3673 (1983)
  • e+e- -Erzeugung und - Vernichtung in stark magnetisierten Plasmen.
    G. Wunner, H. Herold, J. Lauer, H. Ruder, J. Ventura
    Mitt. Astron. Ges. 58, 115 (1983)
  • Relativistische Photonenmoden und Opazitäten in stark magnetisierten Plasmen.
    H. Herold, J. Lauer, H. Ruder, M. Soffel, J. Ventura, G. Wunner
    Mitt. Astron. Ges. 58, 118 (1983)
  • Bremsstrahlung in stark magnetisierten Plasmen.
    J. Lauer, H. Herold, H. Ruder, J. Ventura, G. Wunner
    Mitt. Astron. Ges. 58, 119 (1983)
  • Atome in extrem starken Magnetfeldern.
    H. Ruder, H. Herold, W. Rösner, G. Wunner
    Physikalische Blätter 39, 183-186 (1983)
  • Das Wasserstoffatom in Magnetfeldern beliebiger Stärke.
    W. Rösner, G. Wunner, H. Herold, H. Ruder
    Mitt. Astron. Ges. 60, 344-345 (1983)
  • Helium- ähnliche Atome im starken Magnetfeld.
    G. Thurner, H. Körbel, G. Wunner, H. Herold, H. Ruder
    Mitt. Astron. Ges. 60, 346-347 (1983)

1982

  • Neutron Star Magnetic Fields.
    H. Ruder, H. Herold, G. Wunner
    Invited Lecture, Proceedings of the 5th General Conference of the EPS, Trends in Physics, E. Matthias, W.J. Merz, (eds.), Istanbul, 662-671 (1982)
  • Rigorous and Approximate Scaling Laws for the Photoionization Cross- Section of Hydrogenic Ions in Magnetic Fields.
    G. Wunner, H. Ruder, W. Schmitt, H. Herold, M.R.C. Dowell
    Mon. Not. R. Astr. Soc. 198, 769-772 (1982)
  • Modifikation des Bremsstrahlungsquerschnitts durch starke Magnetfelder.
    G. Wunner, L. Lauer, H. Herold, H. Ruder
    Mitt. Astron. Ges. 55, 31-33 (1982)
  • Winkelverteilungen und Linienprofile von Zyklotronübergängen in superstarken Magnetfeldern.
    H. Herold, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 55, 33-35 (1982)
  • Energy Values and Sum Rules for Hydrogenic Atoms in Magnetic Fields of Arbitrary Strength Using Numerical Wave Functions: Comparison with Variational Results.
    G. Wunner, W. Rösner, H. Ruder, H. Herold
    Astrophys. J. 262, 407-411 (1982)
  • Energy Values for the H2+- Ion in Superstrong Magnetic Fields Using the Adiabatic Approximation.
    G. Wunner, H. Herold, H. Ruder
    Phys. Lett. 88A, 344-347 (1982)
  • Hartree- Fock Calculations for Atoms in Strong Magnetic Fields.
    I. Energy Levels of Two- Electron Systems.

    P. Pröschel, W. Rösner, G. Wunner, H. Ruder, H. Herold
    J. Phys. B: At. Mol. Phys. 15, 1959-1976 (1982)
  • Note on Binding Energies of Helium- Like Systems in Magnetic Fields.
    G. Thurner, H. Herold, H. Ruder, G. Schlicht, G. Wunner
    Phys. Lett. 89A, 133-138 (1982)
  • Comment on the Cyclotron Emission Rates in Superstrong Magnetic Fields.
    H. Herold, H. Ruder, G. Wunner
    Phys. Lett. 91A, 272-274 (1982)
  • Energy Levels and Electromagnetic Transitions of Atoms in Superstrong Magnetic Fields.
    G. Wunner, H. Ruder
    Invited Lecture,Colloque International "Physique Atomique et Moleculaire pres des Seuils d'Ionisation en Champs Intenses", Aussois (France), J. Physique, Colloque C2 suppl. 11 Tome 43, 137- 152 (1982)
  • Cyclotron Emission in Strongly Magnetized Plasmas.
    H. Herold, H. Ruder, G. Wunner
    Astron. Astrophys. 115, 90-96 (1982)
  • Bound- Free and Free- Free Transitions in Strong Magnetic Fields
    G. Wunner
    Proceedings of the Workshop on "Accreting Neutron Stars", held at the MPI für Extraterrestrische Physik, Garching, eds. W. Brinkmann, J. Trümper, 299-301 (1982)

1981

  • Exact Solutions of the Particles- Plus- Rotor Model for N Interacting i13/2- Particles.
    M. Reinecke, H. Herold, H. Ruder, G. Wunner
    Nucl. Phys. A 361, 435-442 (1981)
  • On the Particle- Plus- Rotor Model.
    R. Hilton, H. Mang, P. Ring, J. Egido, H. Herold, M. Reinecke, H. Ruder, G. Wunner
    Nucl. Phys. A 366, 365-383 (1981)
  • Microscopic Theory of Nuclear Collective Rotation.
    VI: The Particles- Plus- Rotor Model.

    H. Herold, M. Reinecke, H. Ruder, G. Wunner, R.R. Hilton, H.J. Mang, P. Ring, J.L. Egido
    J. Phys. G.: Nucl. Phys. 7, 1467- 1481 (1981)
  • The Two- Body Problem in the Presence of a Homogeneous Magnetic Field.
    H. Herold, H. Ruder, G. Wunner
    J. Phys. B.: At. Mol. Phys. 14, 751-764 (1981)
  • Energy Levels, Electromagnetic Transitions and Annihilation of Positronium in Strong Magnetic Fields.
    G. Wunner, H. Ruder, H. Herold
    J. Phys. B.: At. Mol. Phys. 14, 765-772 (1981)
  • Photoionisation of the Hydrogen Atom in Strong Magnetic Fields.
    W. Schmitt, H. Herold, H. Ruder, G. Wunner
    Astron. Astrophys. 94, 194-198 (1981)
  • Hydrogen Atom in Strong Magnetic Fields: Polynomial Approximations for the Magnetic Field Dependence of the Energy Values.
    G. Wunner, H. Ruder
    Astron. Astrophys. 95, 204-205 (1981)
  • e+e- - Annihilation in Strong Magnetic Fields.
    G. Wunner, H. Herold, H. Ruder
    In:Proceedings of the IAU Symposium No. 95 "Pulsars", W. Sieber, R. Wielebinski (eds.) Bonn, 35-36 (1981)
  • Selbstkonsistente Lösungen für starke niederfrequente ebene elektromagnetische Wellen im Plasma.
    A. Che, H. Herold, M. Reinecke, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 52, 45 (1981)
  • Die Photoionisation von Atomen im starken Magnetfeld.
    H. Herold, M. Reinecke, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 52, 91-92 (1981)
  • Der Einfluß des Protons auf das Spektrum des H- Atoms im starken Magnetfeld.
    H. Herold, M. Reinecke, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 52, 92-93 (1981)
  • Self- Consistent Solutions for Electromagnetic Plane Waves in a Relativistic Plasma.
    A. Che, H. Herold, M. Reinecke, H. Ruder, G. Wunner
    Astron. Astrophys. 100, 164-168 (1981)
  • Energy Levels and Oscillator Strengths for the Two- Body Problem in Magnetic Fields.
    G. Wunner, H. Ruder, H. Herold
    Astrophys. J. 247, 374-381 (1981)
  • On the Validity of Perturbation Calculations of Energy Levels and Transitions of Hydrogen Atoms in Strong Magnetic Fields.
    H. Ruder, G. Wunner, H. Herold, M. Reinecke
    J. Phys. B: At. Mol. Phys. 14, L45-L49 (1981)
  • Relativistic Effects on the Photon Propagation in a Strongly Magnetized Plasma.
    H. Herold, H. Ruder, G. Wunner
    Plasma Physics 23, 775-792 (1981)
  • Iron Lines in Superstrong Magnetic Fields.
    H. Ruder, G. Wunner, H. Herold, J. Trümper
    Phys. Rev. Lett. 46, 1700-1703 (1981)
  • Eisenlinien in superstarken Magnetfeldern.
    H. Ruder, G. Wunner, H. Herold, M. Reinecke, J. Trümper
    Mitt. Astron. Ges. 54, 271-273 (1981)
  • Photoionisation von wasserstoffähnlichen Atomen in starken Magnetfeldern.
    G. Wunner, H. Ruder, H. Herold, M. Reinecke, W. Schmitt
    Mitt. Astron. Ges. 54, 273-274 (1981)
  • Relativistische Effekte bei der Photonenpropagation in stark magnetisierten Plasmen.
    H. Herold, M. Reinecke, H. Ruder, G. Wunner
    Mitt. Astron. Ges. 54, 275-277 (1981)
  • Line Spectrum of One- Electron Systems in Strong Magnetic Fields.
    G. Wunner, H. Ruder, H. Herold
    5th General Conference of the EPS, Trends in Physics, E. Matthias, W.J. Merz, (eds.) Istanbul, 174-175 (1981)
  • Energy Levels and Electromagnetic Transitions of Highly Ionized Iron Atoms in Superstrong Magnetic Fields.
    H. Herold, H. Ruder, G. Wunner
    5th General Conference of the EPS, Trends in Physics, E. Matthias, W.J. Merz, (eds.) Istanbul, 48- 49 (1981)
  • Propagation of X- Ray Photons in Strongly Magnetized Plasmas.
    H. Herold, H. Ruder, G. Wunner
    5th General Conference of the EPS, Trends in Physics, E. Matthias, W.J. Merz, (eds.) Istanbul, 176-177 (1981)
  • Observability of Magnetically Strongly Shifted Iron Line Emission from X- Ray Pulsars.
    G. Wunner, H. Ruder, H. Herold, J. Trümper
    Proceedings of the 15th ESLAB Symposium on X- Ray Astronomy Amsterdam, Space Science Reviews 30, 337-340 (1981)
  • Quality of One- Configuration Hartree- Fock- Type Calculations for the H- Atom in Arbitrary Magnetic Fields.
    G. Wunner, H. Ruder, H. Herold
    Phys. Lett. 85A, 430-432 (1981)
  • Observability of Atomic Line Features in Strong Magnetic Fields.
    G. Wunner, H. Ruder, H. Herold, J. Trümper
    In:X-Ray Astronomy in the 1980's S.S. Holt, (ed.) Goddard Space Flight Center, Greenbelt, 471-476 (1981)
  • Atomphysik in starken Magnetfeldern.
    G. Wunner
    Habilitationsschrift, Erlangen (1981)

1980

  • Transition Probabilities for the Hydrogen Atom in Intense Magnetic Fields Using the Adiabatic Approximation: Comparison with Variational Results
    G. Wunner
    Astrophys. J. 240, 971-973 (1980)
  • Relation Between Nuclear Moments of Inertia and the Definition of a Body- Fixed Frame.
    G. Wunner, H. Herold, M. Reinecke, H. Ruder
    In:Proceedings of the International Conference on Band Structure and Nuclear Dynamics A.L. Goodmann (ed.), New Orleans, 76-78 (1980)
  • Test of the SDHFB and the HFBP Method in an Exactly Solvable Realistic Model.
    M. Reinecke, H. Herold, H. Ruder, G. Wunner
    In:Proceedings of the International Conference on Band Structure and Nuclear Dynamics A.L. Goodmann (ed.), New Orleans, 79-81 (1980)
  • The SDHFB Method for Strongly Deformed Nuclei.
    H. Herold, M. Reinecke, H. Ruder, G. Wunner
    In:Proceedings of the International Conference on Band Structure and Nuclear Dynamics A.L. Goodmann (ed.), New Orleans, 82-84 (1980)
  • Specific Decoupling: A New Microscopic Theory of Collective Rotation.
    H. Ruder, H. Herold, M. Reinecke, G. Wunner
    In:Proceedings of the International Conference on Band Structure and Nuclear Dynamics A.L. Goodmann (ed.), New Orleans, 85-87 (1980)
  • Microscopic Theory of Nuclear Collective Rotation.
    V. The Relation Between the Definition of a Body- Fixed Frame and the Moment of Inertia.

    G. Wunner, H. Ruder, H. Herold, M. Reinecke
    J. Phys. G.: Nucl. Phys. 6, 1359-1374 (1980)
  • Electromagnetic Transitions for the Hydrogen Atom in Strong Magnetic Fields.
    G. Wunner, H. Ruder
    Astrophys. J. 242, 828-842 (1980)
  • Lyman- and Balmer- Like Transitions for the Hydrogen Atom in Strong Magnetic Fields.
    G. Wunner, H. Ruder
    Astron. Astrophys. 89, 241- 245 (1980)
  • Übergangswahrscheinlichkeiten für das Wasserstoffatom im starken Magnetfeld.
    G. Wunner, H. Ruder
    Mitt. Astron. Ges. 50, 129 (1980)
  • Positronium im starken Magnetfeld: Elektromagnetische Übergänge und Zerfall.
    G. Wunner, H. Herold, H. Ruder
    Mitt. Astron. Ges. 50, 131 (1980)
  • Comment on the Effect of the Proton Mass on the Spectrum of the Hydrogen Atom in a Strong Magnetic Field.
    G. Wunner, H. Ruder, H. Herold
    Phys. Lett. 79A, 159-161 (1980)
  • "Feldtheorie"
    G. Wunner
    Enzyklopädie Naturwissenschaft und Technik Verlag Moderne Industrie, München, Band II, pp 1338-1342 (1980)
  • "Quantenmechanik"
    G. Wunner
    Enzyklopädie Naturwissenschaft und Technik Verlag Moderne Industrie, München, Band III, pp 1394-1396 (1980)

1979

  • On the Accuracy of Hartree- Fock Calculations in Light Nuclei
    G. Wunner
    Nucl. Phys. A 318, 304-316 (1979)
  • Connection between Nuclear Moments of Inertia and Collective Variables
    G. Wunner, H. Herold
    Phys. Lett. 84 B, 377-378 (1979)
  • Comparison of 1gamma and 2gamma Annihilation in Strong Magnetic Fields
    G. Wunner
    Phys. Rev. Lett. 42, 79-81 (1979)
  • Decay of Positronium in Strong Magnetic Fields
    G. Wunner, H. Herold
    Astrophys. Space Science 63, 503-509 (1979)

1976

  • Zur Problematik der Spezifischen Entkopplung bei deformierten Atomkernen
    G. Wunner
    Dissertation, Universität Erlangen (1976)

1974

  • Die Klassifikation nach inneren Symmetrien beim quantenmechanischen Mehrkörper-Problem
    I. Allgemeine Behandlung des Mehrkörperproblems in reduzierten Koordinaten

    G. Wunner, H. Ruder, H. Volz
    Z. Physik 267, 305-312 (1974)
  • Die Klassifikation nach inneren Symmetrien beim quantenmechanischen Mehrkörper- Problem
    II. n- Teilchensysteme mit harmonischer Wechselwirkung

    G. Wunner
    Z. Physik 269, 411-420 (1974)

Kontakt

Dieses Bild zeigt Wunner
Prof. Dr.

Günter Wunner

Professor im Ruhestand