Publications

2012

• Rotational quantum impurities in a metal: Stability of the 2-channel Kondo fixed point in a magnetic field

      Katinka Ballmann and Johann Kroha, Ann. Physik (Berlin), in press (2012)

• The Pseudoparticle Approach to Strongly Correlated Systems

  R. Fresard, J. Kroha and P. Wölfle,
  in "Strongly Correlated Systems", A. Avella and F. Mancini Eds., Springer Series in Solid-State Sciences, Volume 171, 65-101 (2012)

2011

• PRL Viewpoint: Tuning correlations in a 2D electron liquid
  

• Thickness-dependent magnetic properties of oxygen-deficient EuO
  M. Barbagallo, T. Stollenwerk, J. Kroha, N.-J. Steinke, N.D.M. Hine, J.F.K. Cooper, C.H.W. Barnes, A. Ionescu, P.M.D.S. Monteiro, J.-Y. Kim, K.R.A. Ziebeck, C.J. Kinane, R.M. Dalgliesh, T.R. Charlton, S. Langridge, Phys. Rev. B 84, 075219 (2011)




• A tunable two-impurity Kondo System in an atomic point contact
  J. Bork, Y.-H. Zhang, L. Diekhöner, L. Borda, P. Simon, J. Kroha, P. Wahl and Klaus Kern, 
  Nature Physics 7, 901–906 (2011)   doi:10.1038/nphys2076
  Supplementary material



• Efficient construction of maximally localized Wannier functions: locality criterion and initial conditions
  Tobias Stollenwerk, Dmitry V. Chigrin, and Johann Kroha,
  J. Opt. Soc. America B 28, 1951 (2011)


• Local photonic modes in periodic or random, dielectric and lasing media
  

  Tobias Stollenwerk, Regine Frank, Andreas Lubatsch, Oleg Zaitsev,  Sergei V. Zhukovsky, Dmitry N. Chigrin, and Johann Kroha,
  J. Appl. Phys. B 105 (1), 163-180 (2011)



• Scalar Wave Propagation in Random, Amplifying Media: Influence of Localization Effects on Length and Time Scales and Threshold Behavior
  

  R. Frank, A. Lubatsch. Phys. Rev. A 84, 013814 (2011)

2010

• Gas lasers with wave-chaotic resonators
  O. Zaitsev,
  J. Phys. B 43, 245402 (2010)


• Diagrammatic semiclassical laser theory
  O. Zaitsev and L. Deych,
  Phys. Rev. A 81, 023822 (2010)


• High-temperature signatures of quantum criticality in heavy fermion systems
  J. Kroha, M. Klein, A. Nuber, F. Reinert, O. Stockert, H. v. Löhneysen,
  invited paper, International Conference on Magnetism ICM09, Karlsruhe, July 2009;
  J. Phys. Cond. Mat. 22, 164203 (2010); arXiv:0907.1340

2009

• Optically Driven Mott-Hubbard Systems out of Thermodynamic Equilibrium
  A. Lubatsch and J. Kroha,
  Annalen der Physik 18, 863-867 (2009)


• Light transport and Correlation Length in a Random Laser
  R. Frank, A. Lubatsch and J. Kroha,
  Annalen der Physik 18, 882-886 (2009)


• Theoretical Approach to Random Lasing in Thin Systems on Reflecting Substrates
  R. Frank, A. Lubatsch, J. Kroha, K. Busch,
  AIP Conf. Proc. 1176, 110, (2009)


• Light Propagation in Anisotropic Disordered Media
  A. Lubatsch, R. Frank,
  AIP Conf. Proc. 1176, 124, (2009)


• Nonequilibrium Josephson oscillations in Bose-Einstein condensate without dissipation
  Mauricio Trujillo Martinez, Anna Posazhennikova and Johann Kroha,
  Phys. Rev. Lett. 103, 105302 (2009)
  
  
• Two atomic quantum dots interacting via coupling to BECs
  Anna Posazhennikova and Wolfgang Belzig,
  arXiv:0902.3406 (2009)


• Kondo "underscreening" cloud: spin-spin correlations around a partially screened magnetic impurity
  L. Borda, M. Garst, and J. Kroha,
  Phys. Rev. B 79, R100408 (2009)


• Light Transport and Localization in Diffusive Random Lasers
  R. Frank, A. Lubatsch, and J. Kroha,
  J. Opt. A: Pure Appl. Opt. 11, 114012 (2009)



• Echo of the Quantum Phase Transition of CeCu_6-xAu_x in XPS: Breakdown of Kondo Screening
  M. Klein, J. Kroha, H. v. Löhneysen, O. Stockert, and F. Reinert,
  Phys. Rev. B, 79,  075111 (2009).



• Theory of Cherenkov radiation in periodic dielectric media: Emission spectrum
  Ch. Kremers, D. N. Chigrin, and J. Kroha,
  Phys. Rev. A  79, 013829 (2009).


• Bistability and Mode Interaction in Microlasers
  Sergei V. Zhukovsky, Dmitry N. Chigrin, and Johann Kroha,
  Phys. Rev. A 79, 033803 (2009).
  

2008

• Light Transport in Disordered  Systems with Absorption or Gain
  A. Lubatsch,  R. Frank, and J. Kroha,
  submitted to J. Stat. Mech. (2008).




• Signature of quantum criticality in photoemission spectroscopy at elevated temperature
  M. Klein, A. Nuber, F. Reinert, J. Kroha, O. Stockert, and H. v. Löhneysen,
  Phys. Rev Lett. 101, 266404 (2008).

• Self-consistent study of Anderson localization in the Anderson-Hubbard model in two and three dimensions
  P. Henseler, J. Kroha, and B. Shapiro,
  Phys. Rev. B 78, 235116 (2008).



• Density correlations in cold atomic gases: Atomic speckles in the presence of disorder
  Peter Henseler and Boris Shapiro,
  Phys. Rev. A 77, 033624 (2008).




• Static screening and delocalization effects in the Hubbard-Anderson model
  Peter Henseler, Johann Kroha, and Boris Shapiro,
  Phys. Rev. B 77, 075101 (2008).




• Simultaneous ferromagnetic metal-semiconductor transition in electron-doped EuO
  Michael Arnold and Johann Kroha
  Phys. Rev. Lett. 100, 046404 (2008).



• Coherent particle oscillations between two Bose-Einstein condensates mediated by a single localized impurity atom
  U. R. Fischer, Ch. Iniotakis, A. Posazhennikova,
  Phys. Rev. A  77,  031602(R) (2008).


• Bistability and Ultrafast Mode Switching in Microlasers
  Sergei V. Zhukovsky, Dmitry N. Chigrin, A.V. Lavrinenko, and Johann Kroha,
  IEEE Lasers and Electro-Optics Society (LEOS) Vols 1-9,  pp. 2329-2330 (2008).

2007

• Stable two-channel Kondo fixed point of an SU(3) quantum defect in a metal: renormalization group analysis and conductance spikes
  Michael Arnold, Tobias Langenbruch, and Johann Kroha
  Phys. Rev. Lett. 99, 186601 (2007).




• Strong mode coupling, bistable lasing, and mode switching dynamics in twin coupled microcavities
  S. V. Zhukovsky, D. V. Chigrin, A. V. Lavrinenko, and J. Kroha (2007).




• Coupled nanopillar waveguides: optical properties and applications
  Dmitry N. Chigrin, Sergei V. Zhukovsky, Andrei V. Lavrinenko, and Johann Kroha
  Phys. Stat. Sol. A 204 (11) 3647 (2007).




• Universality in Voltage-driven Nonequilibrium Phase Transitions
  Johann Kroha, Michael Arnold, and Beate Griepernau,
  J. Low Temp. Phys. 147 (3-4), 505 (2007);
  dedicated to Prof. Hilbert von Löhneysen on the occasion of his 60th birthday.



• High Resolution Photoemission Study on Low-T_K Ce Systems: Kondo Resonance, Crystal Field Structures, and their Temperature Dependence
  D. Ehm, S. Schmidt, S. Hüfner, F. Reinert, J. Kroha, P. Wölfle, O. Stockert, C. Geibel and H. von Löhneysen,
  Phys. Rev. B 76, 045117 (2007).
  
  
• Switchable lasing in multimode microcavities
  Sergei V. Zhukovsky, Dmitry N. Chigrin, Andrei Lavrinenko, Johann Kroha
  Phys. Rev. Lett. 99, 073902 (2007)
  
  
• Strong vs. Weak Coupling Duality and Coupling Dependence of the Kondo Temperature in the Two-Channel Kondo Model
  Christian Kolf and Johann Kroha
  Phys. Rev. B 75, 045129 (2007)


• Simultaneous ferromagnetic and and semiconductor-metal transition in EuO
  Michael Arnold and Johann Kroha, Physica C 460, 1137 (2007)


• Polariton bandstructure of disordered metallic photonic crystal slabs
  D. Nau, A. Schönhardt, D. N. Chigrin, H. Kroha, A. Christ und H. Giessen
  Physica Status Solidi B  244 (4), 1262 (2007)
  
  
• Selective lasing in multimode periodic and non-periodic nanopillar waveguides
  Sergei V. Zhukovsky, Dmitry N. Chigrin, Andrei Lavrinenko, Johann Kroha
  Physica Status Solidi B  244 (4), 1211 (2007)


• Numerical modelling of lasing in microstructures
  Sergei V. Zhukovsky and Dmitry N. Chigrin
  Physica Status Solidi B 244 (10), 3515-3527 (2007)

2006

• Spin Correlations and Finite-Size Effects in the One-dimensional Kondo Box
  Thomas Hand, Johann Kroha, Hartmut Monien
  Phys. Rev. Lett. 97, 136604 (2006); cond-mat/0602352
  
  
• Low-loss resonant modes in deterministically aperiodic nanopillar waveguides
  Sergei V. Zhukovsky, Dmitry N. Chigrin, Johann Kroha
  J. Opt. Soc. Am. B 23, 2265 (2006); cond-mat/0601296
  
  
• Theory of strong localization effects of light in disordered loss or gain media
  Regine Frank, Andreas Lubatsch, and Johann Kroha
  Phys. Rev. B 73, 245107 (2006); cond-mat/0511331
  
  
• Nonequilibrium electron transport through quantum dots in the Kondo regime
  P. Wölfle, J. Paaske, A. Rosch, and J. Kroha
  AIP Conference Proceedings 850, 1378 (2006); (LT24, Orlando, 2005).
  
  
• Comment on "Fano Resonance for Anderson Impurity Systems"
  Ch. Kolf, J. Kroha, M. Ternes, and W.-D. Schneider
  Phys. Rev. Lett. 96, 019701 (2006); cond-mat/0503669


• Influence of correlation and temperature on the electronic structure of bulk and thin film GdN
  Satadeep Bhattacharjee and S. Mathi Jaya
  Eur. Phys. J. B 49, 305 (2006).

2005

• pi-junction behavior and Andreev bound states in Kondo quantum dots with superconducting leads
  Gabriel Sellier, Thilo Kopp, Johann Kroha, and Yuri S. Barash
  Phys. Rev. B 72, 174502 (2005); cond-mat/0504649
  Selected for Virtual Journal of Applications of Superconductivity, VJSuper, issue Nov. 15 (2005).
  
  
• Spectral self-similarity in fractal one-dimensional photonic structures
  S. V. Zhukovsky and A. V. Lavrinenko
  Photonics and Nanostructures, 3, 129 (2005).
  
  
• Numerical characterization of nanopillar photonic crystal waveguides and directional couplers
  D. N. Chigrin, A. V. Lavrinenko, and C. M. Sotomayor Torres
  Opt. Quantum Electron. 37 (2005), pp. 331-341.
  
  
• Theory of light diffusion in disordered media with linear absorption or gain
  A. Lubatsch, J. Kroha, and K. Busch,
  Phys. Rev. B 71, 184201 (2005); cond-mat/0412083
  
  
• Photonic quasicrystals for applications in WDM systems
  J. Romero-Vivas, D. N. Chigrin, A. V. Lavrinenko, and C. M. Sotomayor Torres
  Phys. Stat. Sol. (a), 202 (2005) No 6, pp. 997-1001
  
  
• Resonant add-drop filter based on photonic quasicrystal
  J. Romero-Vivas, D. N. Chigrin, A. V. Lavrinenko, and C. M. Sotomayor Torres
  Opt. Express, 13 (2005) No 3, pp. 826-835 (Cover story)
  
  
• Conserving Diagrammatic Approximations for Quantum Impurity Models: NCA and CTMA
  J. Kroha and P. Wölfle
  Invited article, in a Special Topics Section of JPSJ, "Kondo Effect -- 40 Years after the Discovery", J. Phys. Soc. Jpn. 74 (1), 16 (2005); cond-mat/0410273
  
  
• The Kondo Effect in Non-Equilibrium Quantum Dots: Perturbative Renormalization Group
  A. Rosch, J. Paaske, J. Kroha, and P. Wölfle
  Invited article, in a Special Topics Section of JPSJ, "Kondo Effect -- 40 Years after the Discovery", J. Phys. Soc. Jpn. 74 (1), 118 (2005); cond-mat/0408506
  
  
• Fermi Liquid Properties of the Anderson Impurity Model within a Conserving Pseudoparticle Approach
  S. Kirchner, J. Kroha, and P. Wölfle,
  in Proceedings of the International Conference on "Strongly Correlated Electron Systems SCES04", Karlsruhe, 2004; Physica B 359-261C, 756 (2005).
  
  
• Non-equilibrium Transport Through Quantum Dots in the Kondo Regime
  J. Paaske, A. Rosch, P. Wölfle, and J. Kroha
  Contributed paper to the International Conference on Low-Temperature Physics LT24, Orlando, Florida (2005).

2004

• Radiation pattern of a classical dipole in a photonic crystal: photon focusing
  D. N. Chigrin
  Phys. Rev. E 70, 056611 (2004).
  
  
• Dynamical Properties of the Anderson Impurity Model within a Diagrammatic Pseudoparticle Approach
  S. Kirchner, J. Kroha, and P Wölfle,
  Phys. Rev. B 70, 165102 (2004); cond-mat/0404311
  
  
• Nonequilibrium Transport through a Kondo Dot: Decoherence Effects
  J. Paaske, A. Rosch, J. Kroha, and P Wölfle,
  Phys. Rev. B 70, 155301 (2004); cond-mat/0401180


• Conductance Quasi-quantization of quantum point contacts

  S. Kirchner, J. Kroha, and E. Scheer,

  Lecture Notes in Physics 630, 303 (2004).

2003

• Pseudogaps in the t-J model: Extended DMFT study
  K. Haule, A. Rosch, J. Kroha and P Wölfle,
  Phys. Rev. B 68, 155119 (2003).
  
  
• Non-equilibrium Transport and Relaxation in Diffusive Nanowires with Kondo Impurities
  J. Kroha, A. Rosch, J. Paaske, and P. Wölfle
  Adv. Solid State Phys. (B. Kramer Ed.) 43, 223 (Springer, 2003).
  
  
• Non-Equilibrium Transport through a Kondo-Dot in a Magnetic Field: Perturbation Theory and Poor Man's Scaling
  A. Rosch, J. Paaske, J. Kroha and P Wölfle,
  Phys. Rev. Lett. 90, 076804 (2003).
  
  
• Conductance Quasi-quantization of Quantum Point Contacts: Why Tight-binding Models are Insufficient
  S. Kirchner, J. Kroha, P. Wölfle, and E. Scheer
  in "Anderson Localization and its Ramifications: Disorder Phase Coherence and Electron Correlations", T. Brandes and S. Kettemann Eds., 303 (Springer 2003).
  
  
• Structure and Transport in Multi-orbital Kondo Systems
  J. Kroha, S. Kirchner, G. Sellier, P. Wölfle, D. Ehm, F. Reinert, S. Hüfner, and C. Geibel
  Invited paper, XXIII. International Conference on Low Temperature Physics LT23, Hiroshima, 2002.
  Physica E 18, 69 (2003).
  
  
• Fermi and Non-Fermi liquid behavior of quantum impurity models: Diagrammatic Pseudoparticle Approach
  J. Kroha and P. Wölfle
  Invited Article, Proceedings of the International Conference on ``Mathematical Methods in Physics'', Montreal 2000; in ``Theoretical Methods for Strongly Correlated Electrons'', D. Senechal, A.-M. Tremblay, and C. Bourbonnais Eds., CRM Series in Mathematical Physics (Springer, New York, 2003).
  
  
• Interplay between the Geometrical and the Electronic Structure in Quasicrystals
  J. Kroha, D. Walther, and R. von Baltz
  in "Quasicrystals - Structure and Physical Properties", H.-R. Trebin Hrsg., pp 236 (Wiley, 2003).
  
  
• High Resolution PES Investigations on the Prototype Heavy Fermion Compound CeCu6
  D. Ehm, F. Reinert, J. Kroha, O. Stockert, and S. Hüfner,
  Acta Physica Polonica (Sp. Iss. SI) 34, 951 (2003). 



• Selfconsistent Auxiliary Particle Theory for Strongly Correlated Fermion Systems
  S. Kirchner, J. Kroha, and P. Wölfle
  Invited paper, in ``High Performance Computing in Science and Engineering 2002", E. Krause and W. Jäger Eds. (Springer, 2003), ISBN 3-54043860-2.

2002

• Nonequilibrium Electron Transport through Nanostructures: Correlation Effects
  P. Wölfle, A. Rosch, J. Paaske, and J. Kroha
  
  
• Pseudogaps in an Incoherent Metal
  K. Haule, A. Rosch, J. Kroha, and P. Wölfle,
  Phys. Rev. Lett., 89 236402 (2002).
  
  
• Non-equilibrium Transport through a Kondo-Dot in a Magnetic Field
  P. Wölfle, A. Rosch, J. Paaske, and J. Kroha,
  Adv. Solid State Phys. 42, 175, B. Kramer Ed. (Springer, 2002).
  
  
• Self-consistent Conserving Theory for Quantum Impurity Systems: Renormalization Group Analysis
  Stefan Kirchner and Johann Kroha
  J. Low Temp. Phys. 126, 1233 (2002).
  
  
• Quantitative Line Shape Analysis of the Kondo Resonance of Cerium Compounds
  D. Ehm, F. Reinert, S. Schmidt, G. Nicolay, and S. Hüfner, J. Kroha, O. Trovarelli and C. Geibel
  in Proceedings of the SCES 2001 conference, Physica B 312, 663 (2002).
  
  
• Theory of the non-equilibrium quasiparticle distribution induced by Kondo defects
  J. Kroha and A. Zawadowski
  Phys. Rev. Lett. 88, 176803 (2002).

2001

• Anderson impurity model at finite Coulomb interaction U: The generalized Non-crossing Approximation
  K. Haule, S. Kirchner, J. Kroha, and P. Wölfle
  Phys. Rev. B, 64, 155111 (2001).
  
  
• The Kondo effect in quantum dots at high voltage: Universality and scaling
  A. Rosch, J. Kroha, and P. Wölfle
  Phys. Rev. Lett., 87, 156802 (2001).
  
  
• Comment on ``Non--equilibrium Electron Distribution in Presence of Kondo Impurities'' (cond-mat/0102150.v2)
  J. Kroha and A. Zawadowski, cond-mat/0105026.
  
  
• Temperature dependence of the Kondo resonance and its satellites in CeCu2Si2
  F. Reinert, D. Ehm, S. Schmidt, G. Nicolay, and S. Hüfner, J. Kroha, O. Trovarelli and C. Geibel
  Phys. Rev. Lett., 87, 106401 (2001).
  
  
• Non-equilibrium electronic transport and interactions in short metallic nanobridges
  H. B. Weber, R. Häussler, H. v. Löhneysen and J. Kroha
  Phys. Rev. B 63, 165426 (2001).
  
  
• Kondo effect in non-equilibrium
  Theory of energy relaxation induced by dynamical defects in diffusive nanowires
  J. Kroha
  invited paper, in "Kondo Effect and dephasing in low-dimensional metallic systems" (Proceedings of the NATO Advanced Research Workshop ``Size dependent magnetic scattering'', Pecs, Hungary, May 28 - June 1, 2000), V. Chandrasekhar, C. v. Haesendonck, and A. Zawadowski, eds., NATO Science Series II, vol. 50 , 133 (Kluwer Academic Publishers, 2001).
  
  
• Theory of STM spectroscopy of magnetic ions on metal surfaces
  O. Ujsaghy, J. Kroha, L. Szunyogh and A. Zawadowski
  in "Kondo Effect and dephasing in low-dimensional metallic systems" (Proceedings of the NATO Advanced Research Workshop ``Size dependent magnetic scattering'', Pecs, Hungary, May 28 - June 1, 2000), V. Chandrasekhar, C. v. Haesendonck, and A. Zawadowski, eds., NATO Science Series II, vol. 50 , 245 (Kluwer Academic Publishers, 2001).
  
  
• Pair breaking in s-wave superconductors by two-channel Kondo impurities
  G. Sellier, S. Kirchner and J. Kroha
  in "Kondo Effect and dephasing in low-dimensional metallic systems" (Proceedings of the NATO Advanced Research Workshop ``Size dependent magnetic scattering'', Pecs, Hungary, May 28 - June 1, 2000), V. Chandrasekhar, C. v. Haesendonck, and A. Zawadowski, eds., NATO Science Series II, vol. 50 , 241 (Kluwer Academic Publishers, 2001).
  
  
• Generalized conductance sum rule in atomic break junctions
  S. Kirchner, J. Kroha and E. Scheer
  in "Kondo Effect and dephasing in low-dimensional metallic systems" (Proceedings of the NATO Advanced Research Workshop ``Size dependent magnetic scattering'', Pecs, Hungary, May 28 - June 1, 2000), V. Chandrasekhar, C. v. Haesendonck, and A. Zawadowski, eds., NATO Science Series II, vol. 50 , 215 (Kluwer Academic Publishers, 2001).
  
  
• Zero-bias transport anomaly in metallic nanobridges: Magnetic field dependence and universal conductance fluctuations
  H. B. Weber, R. Häussler, H. v. Löhneysen and J. Kroha
  Invited paper, in "Kondo Effect and dephasing in low-dimensional metallic systems" (Proceedings of the NATO Advanced Research Workshop ``Size dependent magnetic scattering'', Pecs, Hungary, May 28 - June 1, 2000), V. Chandrasekhar, C. v. Haesendonck, and A. Zawadowski, eds., NATO Science Series II, vol. 50 , 53 (Kluwer Academic Publishers, 2001).
  
  
• Diagrammatic theory of the Anderson impurity model with finite Coulomb interaction
  K. Haule, S. Kirchner, J. Kroha and P. Wölfle
  in "Kondo Effect and dephasing in low-dimensional metallic systems" (Proceedings of the NATO Advanced Research Workshop ``Size dependent magnetic scattering'', Pecs, Hungary, May 28 - June 1, 2000), V. Chandrasekhar, C. v. Haesendonck, and A. Zawadowski, eds., NATO Science Series II, vol. 50 , 211 (Kluwer Academic Publishers, 2001).
  
  
• Diagrammatic theory of Anderson impurity and lattice models: Fermi and non-Fermi liquid behavior
  Johann Kroha and Peter Wölfle
  Invited paper, in Proceedings of the NATO Advanced Research Workshop ``Open problems in strongly correlated electron systems'', Bled, Slowenia, April 26--30, 2000, J. Bonca, P. Prelovsek, A. Ramsak und S. Sarkar eds., NATO Science Series II, Vol. 15, 101 (Kluwer Academic Publishers, Dordrecht, 2001).
  
  
• Diagrammatic theory of the Anderson impurity model with finite Coulomb interaction
  K. Haule, S. Kirchner, H. Kroha and P. Wölfle
  in Proceedings of the NATO Advanced Research Workshop ``Open problems in strongly correlated electron systems'', Bled, Slowenia, April 26--30, 2000, J. Bonca, P. Prelovsek, A. Ramsak und S. Sarkar eds., NATO Science Series II, Vol. 15, 413 (Kluwer Academic Publishers, Dordrecht, 2001).

2000

• Electronic stabilization of amorphous and quasicrystalline metals: Importance of quantum correlations
  Hans Kroha
  Mat. Sci. Eng. A, 294-296, 500 (2000).
  
  
• Theory of the Fano resonance in the STM tunneling density of states due to a single Kondo impurity
  O. Újsághy, J. Kroha, L. Szunyogh and A. Zawadowski
  Phys. Rev. Lett. 85, 2557 (2000).
  
  
• Energy and phase relaxation in non-equilibrium diffusive nano-wires with two-level systems
  J. Kroha
  Invited paper, Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Regensburg, 2000.
  Festkörperprobleme/Adv. Solid State Phys. 40, 267 (2000).
  
  
• Auxiliary particle theory of threshold singularities in photoemission and X-ray absorption spectra: Test of a conserving T-matrix approximation
  T. Schauerte, J. Kroha and P. Wölfle
  Phys. Rev. B 62, 4394 (2000).

1999

• Fermi and non-Fermi liquid behavior in quantum impurity systems: Conserving slave boson theory
  Johann Kroha and Peter Wölfle
  Invited paper, Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Münster, 1999.
  Festkörperprobleme/Adv. Solid State Phys. 39, 271 (1999).
  
  
• Electron-electron interaction effects in a diffusive Cu nanobridge
  H. B. Weber, R. Häussler, H. v. Löhneysen, P. Pfundstein and J. Kroha
  Jahrbuch 1998, Physikalisches Institut, Universität Karlsruhe (1999).
  
  
• Correlation-enhanced Friedel oscillations in amorphous and quasicrystalline alloys
  J. Kroha
  in Aperiodic'97, Proceedings of the international conference on aperiodic crystals, M. de Boisieu, J.-L. Verger-Gaugry and R. Currat, eds., 499 (World Scientific, Singapore, 1999).
  
  
• The Kondo box: A magnetic impurity in an ultrasmall metallic grain
  Wolfgang B. Thimm, Johann Kroha and Jan v. Delft
  Phys. Rev. Lett. 82, 2143 (1999).
  
  
• Correlation-enhanced Friedel oscillations in amorphous alloys and quasicrystals
  Johann Kroha
  J. Noncryst. Solids, 250-252, 865 (1999).

1998

• Fermi and non-Fermi liquid behavior in quantum impurity systems
  Johann Kroha and Peter Wölfle
  in The Cracow School of Theoretical Physics, XXXVIII. Course: New Quantum Phases, Elementary Excitations and Renormalization in High Energy and Condensed Matter Physics, Acta Phys. Pol. B 29 (12), 3781 (1998).
  
  
• Fermi and non-Fermi liquid behavior of local-moment systems within a conserving slave boson theory
  Johann Kroha and Peter Wölfle
  in "Magnetism and Electronic Correlations in Local-Moment Systems: Rare-Earth Elements and Compounds", M. Donath, P. A. Dowben and W. Nolting, eds., pp. 335, World Scientific (Singapore, 1998).
  
  
• Non-equilibrium dynamics of the Anderson impurity model
  M. H. Hettler, J. Kroha, and S. Hershfield
  Phys. Rev. B 58, 5649 (1998).
  
  
• Antiferromagnetic interlayer exchange coupling across an amorphous metallic spacer layer
  D. E. Bürgler, D. M. Schaller, C. M. Schmidt, F. Meisinger, J. Kroha, J. McCord, A. Hubert, and H.-J. Güntherodt
  Phys. Rev. Lett. 80, 4983 (1998).

1997

• Unified description of Fermi- and non-Fermi liquid behavior in a conserving slave boson approximation for strongly correlated impurity models
  J. Kroha, P. Wölfle, and T. A. Costi
  Phys. Rev. Lett. 79, 261 (1997).

1996

• Disorder-enhanced electron correlations near the crystalline-amorphous transition
  J. Kroha, A. Huck, and T. Kopp
  Czech. J. Phys. 46, (S4) 2275 (1996).
  
  
• Conserving slave boson approximations for the Anderson model beyond NCA
  J. Kroha, T. A. Costi, P. Wölfle, P. Hirschfeld, and K. A. Muttalib
  Czech. J. Phys. 46, (S4), 1897 (1996).
  
  
• Spectral properties of the Anderson impurity model: Comparison of numerical renormalization group and Non-crossing Approximation
  T. A. Costi, J. Kroha, and P. Wölfle
  Phys. Rev. B 53, 1850 (1996).

1995

• Coulomb interaction and disorder at q = 2k_F: A novel instability of the Fermi sea and implications for amorphous alloys
  J. Kroha, A. Huck, and T. Kopp
  Phys. Rev. Lett. 75, 4278 (1995).
  

1994

• Infrared divergences in the Kondo problem
  T. A. Costi, P. Schmitteckert, J. Kroha, and P. Wölfle
  Physica C235-240, 2287 (1994).
  
  
• Nonlinear conductance for the two channel Anderson model
  M. H. Hettler, J. Kroha, and S. Hershfield
  Phys. Rev. Lett. 73, 1967 (1994).
  
  
• Numerical renormalization group study of pseudo-fermion and slave-boson spectral functions in the single impurity Anderson model
  T. A. Costi, P. Schmitteckert, J. Kroha, and P. Wölfle
  Phys. Rev. Lett. 73, 1275 (1994).

1993

• Localization of classical waves in a random medium: A self-consistent theory
  J. Kroha, C. M. Soukoulis, and P. Wölfle
  Phys. Rev. B 47, 11093 (1993).
  
  
• Diffusion of classical waves in random media
  J. Kroha, C. M. Soukoulis, and P. Wölfle
  in "Photonic band gaps and localization", C. M. Soukoulis, ed., NATO ASI Series B 308, 63 (Plenum Press, 1993).

1992

• Conserving slave boson approach to strongly correlated Fermi systems: Single impurity Anderson model
  J. Kroha, P. Hirschfeld, K. A. Muttalib, and P. Wölfle
  Solid State Comm. 83 (12), 1003 (1992).
  
  
• X-ray photoemission spectra of impure simple metals
  Y. Chen and J. Kroha
  Phys. Rev. B 46, 1332 (1992).

1990

• Diagrammatic self-consistent theory of Anderson localization for the tight-binding model
  J. Kroha
  in "Anderson localization and mesoscopic Fluctuations", B. Kramer, G. Schön, eds., Physica A 167, 231 (1990).
  
  
• Self-consistent theory of Anderson localization for the tight-binding model with site-diagonal disorder
  J. Kroha, T. Kopp, and P. Wölfle
  Phys. Rev. B 41, R888 (1990).

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