Ulf Leonhardt's publications

Books and book contributions (5)

• U. Leonhardt and T. G. Philbin, Geometry and Light: The Science of Invisibility, 288 pages (Dover, Mineola, 2010).
• U. Leonhardt, Essential Quantum Optics: From Quantum Measurements to Black Holes, 288 pages (Cambridge University Press, Cambridge, 2010).
• U. Leonhardt, Measuring the Quantum State of Light, 194 pages (Cambridge University Press, Cambridge, 1997).

• U. Leonhardt and T. G. Philbin, Black-hole lasers revisited, in Quantum Analogues: From Phase Transitions to Black Holes and Cosmology edited by William G. Unruh and Ralf Schutzhold (Springer, Berlin, 2007).
• U. Leonhardt, Slow light, arXiv:gr-qc/0108085, contribution to Artificial black holes, edited by Mario Novello, Matt Visser and Grigori Volovik (World Scientific, Singapore, 2002).

Reviews and views (12)

• U. Leonhardt, To invisibility and beyond (Invited Comment on Maxwell's legacy), Nature 471, 292-293 (2011).
• U. Leonhardt and N. Korolkova, The 17th Central-European Workshop on Quantum Optics in St Andrews, Scotland, Phys. Scr. T 143, 014001 (2011).
• U. Leonhardt, Towards invisibility in the visible, Nature Materials 8, 537-538 (2009).
• U. Leonhardt and T. G. Philbin, Transformation Optics and the Geometry of Light, Prog. Opt. 53, 69-152 (2009).
• U. Leonhardt and D. R. Smith Focus on Cloaking and Transformation Optics, Editorial, New J. Phys. 10, 115019 (2008).
• U. Leonhardt, Invisibility Cup, Nature Photonics 1, 207-208 (2007).
• U. Leonhardt, Momentum in Uncertain Light, Nature 444, 823-824 (2006).
• U. Leonhardt, Quantum physics of simple optical instruments, Rep. Prog. Phys. 66, 1207-1249 (2003).
• P. Piwnicki and U. Leonhardt, Optics of Moving Media, J. Appl. Phys. B 72, 51-59 (2001).
• U. Leonhardt and P. Piwnicki, Light in moving media, Contemp. Phys. 41, 301-308 (2000).
• D. S. Krahmer and U. Leonhardt, State reconstruction of one-dimensional wave packets, J. Appl. Phys. B 65, 725-734 (1997).
• U. Leonhardt and H. Paul, Measuring the quantum state of light, Prog. Quant. Electr. 19, 89-130 (1995).

Original papers (100)

• Y. G. Ma, S. Sahebdivan, C. K. Ong, T. Tyc, and U. Leonhardt, Subwavelength imaging with materials of in-principle arbitrarily low index contrast, New. J. Phys. 14, 025001 (2012).
• C. Garcia-Meca, A. Martinez, and U. Leonhardt, Engineering antenna radiation patterns via quasi-conformal mappings, Opt. Express 19, 23743-23750 (2011).
• U. Leonhardt and W. M. R. Simpson, Exact solution for the Casimir stress in a spherically symmetric medium, Phys. Rev. D 84, 081701(R) (2011).
• J. Perczel, T. Tyc, and U. Leonhardt, Invisibility cloaking without superluminal propagation, New J. Phys. 13, 083007 (2011).
• J. Perczel, C. Garcia-Meca, and U. Leonhardt, Partial transmutation of singularities in optical instruments, J. Opt. 13, 075103 (2011).
• T. G. Philbin and U. Leonhardt, Reply to comment on 'No quantum friction between uniformly moving plates', New J. Phys. 13, 068002 (2011).
• A. Danner, T. Tyc, and U. Leonhardt, Controlling birefringence in dielectrics, Nature Photonics 5, 357-359 (2011), published online: 8 May 2011 | doi: 10.1038/nphoton.2011.53.
• H. Chen, U. Leonhardt, and T. Tyc, Conformal cloak for waves, Phys. Rev. A 83, 055801 (2011).
• Y.G. Ma, S. Sahebdivan, C.K. Ong, T. Tyc, and U. Leonhardt, Evidence for subwavelength imaging with positive refraction, New. J. Phys. 13, 033016 (2011).
• A. Di Falco, S. C. Kehr, and U. Leonhardt, Luneburg lens in silicon photonics, Opt. Express 19, 5156-5162 (2011).
• U. Leonhardt, Reply to comment on `Perfect imaging without negative refraction', New J. Phys. 13, 028002 (2011).
• U. Leonhardt and S. Sahebdivan, Perfect imaging: they do not do it with mirrors, J. Opt. 13, 024016 (2011).
• U. Leonhardt and T. G. Philbin, Reply to ``Comment on `Perfect imaging with positive refraction in three dimensions' '', Phys. Rev. A 82, 057802(R) (2010).
• G. Rousseaux, P. Maissa, C. Mathis, P. Coullet, T. G. Philbin, and U. Leonhardt, Horizon effects with surface waves on moving water, New J. Phys. 12, 095018 (2010).
• S. Robertson and U. Leonhardt, Frequency shifting at fiber-optical event horizons: The effect of Raman deceleration, Phys. Rev. A 81, 063835 (2010).
• U. Leonhardt, Comment on 'Quantum Friction - Fact or Fiction?', New J. Phys. 12, 068001 (2010).
• U. Leonhardt, Reply to comment on 'Perfect imaging without negative refraction', New J. Phys. 12, 058002 (2010).
• T. Tyc, H. Chen, C. T. Chan, and U. Leonhardt, Non-Euclidean Cloaking for Light Waves, IEEE Journal of Selected Topics in Quantum Electronics 16, 418-426 (2010).
• T. G. Philbin, C. Xiong, and U. Leonhardt, Casimir stress in an inhomogeneous medium, Ann. Phys. (New York) 325, 579-595 (2010).
• U. Leonhardt and T. G. Philbin, Perfect imaging with positive refraction in three dimensions, Phys. Rev. A 81, 011804 (2010); 84, 049902 (2011).
• U. Leonhardt, Perfect imaging without negative refraction, New J. Phys. 11, 093040 (2009).
• Y. G. Ma, C. K. Ong, T. Tyc, and U. Leonhardt, An omnidirectional retroreflector based on the transmutation of dielectric singularities, Nature Materials 8, 639-642 (2009).
• S. Hill, C. E. Kuklewicz, U. Leonhardt, and F. Konig, Evolution of light trapped by a soliton in a microstructured fiber, Opt. Express 17, 13588-13600 (2009).
• T. G. Philbin and U. Leonhardt, No quantum friction between uniformly moving plates, New J. Phys. 11, 033035 (2009).
• U. Leonhardt and T. Tyc, Broadband Invisibility by Non-Euclidean Cloaking, Science 323, 110-112 (2009), published online 20 November 2008 [DOI: 10.1126/science.1166332] (in Science Express Reports).
• T. Tyc and U. Leonhardt, Transmutation of Singularities in Optical Instruments, New J. Phys. 10, 115038 (2008).
• U. Leonhardt and T. Tyc, Superantenna made of transformation media, New J. Phys. 10, 115026 (2008).
• T. G. Philbin and U. Leonhardt, Alternative calculation of the Casimir forces between birefringent plates, Phys. Rev. A 78, 042107 (2008).
• G. Rousseaux, C. Mathis, P. Maissa, T. G. Philbin, and U. Leonhardt, Observation of negative-frequency waves in a water tank: a classical analogue to the Hawking effect?, New J. Phys. 10, 053015 (2008).
• T. Ochiai, U. Leonhardt, and J. C. Nacher, A novel design of dielectric perfect invisibility devices, J. Math. Phys. 49, 032903 (2008).
• T. G. Philbin, C. Kuklewicz, S. Robertson, S. Hill, F. Konig, and U. Leonhardt, Fiber-Optical Analog of the Event Horizon, Science 319, 1367-1370 (2008).
• U. Leonhardt and T. G. Philbin, Quantum optics of spatial transformation media, J. Opt. A 9, S289-S293 (2007).
• U. Leonhardt and T. G. Philbin, Quantum levitation by left-handed metamaterials, New J. Phys. 9, 254 (2007).
• U. Leonhardt and T. G. Philbin, General Relativity in Electrical Engineering, New J. Phys. 8, 247 (2006).
• A. Hendi, J. Henn, and U. Leonhardt, Ambiguities in the Scattering Tomography for Central Potentials, Phys. Rev. Lett. 97, 073902 (2006).
• U. Leonhardt, Notes on Conformal Invisibility Devices, New. J. Phys. 8, 118 (2006).
• U. Leonhardt, Optical Conformal Mapping, Science 312, 1777-1780 (2006), published online 25 May 2006 [DOI: 10.1126/science.1126493] (in Science Express Reports).
• U. Leonhardt, Energy-momentum balance in quantum dielectrics, Phys. Rev. A 73, 032108-1-5 (2006).
• C. Farrell and U. Leonhardt, The Perfectly Matched Layer for nonlinear and matter waves, J. Opt. B 7, 1-4 (2005).
• S. Giovanazzi, C. Farrell, T. Kiss, and U. Leonhardt, Conditions for one-dimensional supersonic flow of quantum gases , Phys. Rev. A 70, 063602-1-6 (2004).
• U. Leonhardt and T. Kiss, Towards a classification of wave catastrophes , J. Opt. A 6, S246-S247 (2004).
• U. Leonhardt and A. Neumaier, Explicit effective Hamiltonians for linear quant-um-optical networks , J. Opt. B 6, L1-L4 (2004).
• U. Leonhardt and P. Ohberg, Optical Analog of the Iordanskii Force in a Bose-Einstein Condensate , Phys. Rev. A 67, 053616-1-6 (2003).
• U. Leonhardt, Notes on Waves With Negative Phase Velocity, IEEE Journal of Selected Topics in Quantum Electronics 9, 102-105 (2003).
• U. Leonhardt, T. Kiss, and P. Ohberg, Bogoliubov theory of the Hawking effect in Bose-Einstein condensates , J. Opt. B 5, S42-S49 (2003).
• U. Leonhardt, T. Kiss, and P. Ohberg, Theory of elementary excitations in unstable Bose-Einstein condensates and the instability of sonic horizons , Phys. Rev. A 67, 033602-1-11 (2003).
• U. Leonhardt, Theory of a slow-light catastrophe, Phys. Rev. A 65, 043818-1-15 (2002).
• U. Leonhardt, A laboratory analogue of the event horizon using slow light in an atomic medium, Nature 415, 406-409 (2002).
• J. Fiurasek, U. Leonhardt, and R. Parentani, Slow-light pulses in moving media, Phys. Rev. A 65, 011802(R)-1-4 (2002).
• U. Leonhardt and P. Piwnicki, Slow light in moving media, J. Mod. Optics 48, 977-988 (2001).
• U. Leonhardt and P. Piwnicki, U. Leonhardt and P. Piwnicki reply to the ``Comment on `Relativistic Effects of Light in Moving Media with Extremely Low Group Velocity ' '', Phys. Rev. Lett. 85, 5253 (2000).
• U. Leonhardt and P. Piwnicki, Ultrahigh sensitivity of slow-light gyroscope, Phys. Rev. A 62, 055801 (2000).
• U. Leonhardt and G. E. Volovik, How to create Alice string (half-quantum vortex) in a vector Bose-Einstein condensate, arXiv:cond-mat/0003428, Pis'ma v ZhETF 72, 66-70 (2000).
• U. Leonhardt, T. Kiss, and P. Piwnicki, Reply to the ``Comment on `Quantum back-action of optical observations on Bose-Einstein condensates' '', Euro. Phys. J. D 12, 123 (2000).
• U. Leonhardt, Space-time geometry of quantum dielectrics, Phys. Rev. A 62, 012111 (2000).
• U. Leonhardt and P. Piwnicki, Relativistic Effects of Light in Moving Media with Extremely Low Group Velocity, Phys. Rev. Lett. 84, 822-825 (2000).
• U. Leonhardt and P. Piwnicki, Optics of nonuniformly moving media, Phys. Rev. A 60, 4301-4312 (1999).
• U. Leonhardt, T. Kiss, and P. Piwnicki, Quantum back-action of optical observations on Bose-Einstein condensates, Euro. Phys. J. D 7, 413-423 (1999).
• U. Leonhardt and P. Piwnicki, Quantized Roentgen effect in Bose-Einstein condensates, Phys. Rev. Lett. 82, 2426-2429 (1999).
• U. Leonhardt, Comment on "Aharonov-Bohm scattering of neutral atoms with induced electric dipole moments", Phys. Lett. A 253, 370-372 (1999).
• U. Leonhardt, T. Kiss, and P. J. Bardroff, State reconstruction of wave packets moving in time-dependent potentials and the existence of Wronskian pairs, J. Phys. A 32, 411-418 (1999).
• U. Leonhardt and M. Wilkens, Aharonov-Bohm scattering of neutral atoms, Europhys. Lett. 42, 365-370 (1998).
• T. Kiss, U. Herzog, and U. Leonhardt, Reply on the Comment on Loss-error compensation in quantum-state measurements, Phys. Rev. A 57, 3134-3135 (1998).
• P. J. Bardroff, U. Leonhardt, and W. P. Schleich, Adaptive phase retrieval of nonlinear waves, Opt. Commun. 147, 121-125 (1998).
• S. Schneider, A. M. Herkommer, U. Leonhardt, and W. P. Schleich, Cavity field tomography via atomic beam deflection, J. Mod. Optics 44, 2333-2342 (1997).
• U. Leonhardt, Quantum and classical tomography with equidistant reference angles, J. Mod. Optics 44, 2271-2280 (1997).
• U. Leonhardt and S. Schneider, State reconstruction in one-dimensional quantum mechanics: the continuous spectrum, Phys. Rev. A 56, 2549-2556 (1997).
• D. S. Krahmer and U. Leonhardt, State reconstruction and irregular wave functions for the hydrogen atom, J. Phys. A 30, 4783-4789 (1997).
• D. S. Krahmer and U. Leonhardt, Optical Homodyne Tomography of Unpolarized Light, Phys. Rev. A 55, 3275-3278 (1997).
• U. Leonhardt, State reconstruction of anharmonic molecular vibrations: Morse-oscillator model, Phys. Rev. A 55, 3164-3172 (1997).
• U. Leonhardt and M. Munroe, Number of phases required to determine a quantum state in optical homodyne tomography, Phys. Rev. A 54, 3682-3684 (1996).
• M. G. Raymer, D. F. McAlister, and U. Leonhardt, Two-mode quantum-optical state measurement: Sampling the joint density matrix, Phys. Rev. A 54, 2397-2401 (1996).
• U. Leonhardt, Discrete Wigner Function and Quantum-State Tomography, Phys. Rev. A 53, 2998-3013 (1996).
• U. Leonhardt and M. G. Raymer, Observation of moving wave packets reveals their quantum state, Phys. Rev. Lett. 76, 1985-1989 (1996).
• U. Leonhardt, M. Munroe, T. Kiss, Th. Richter, and M. G. Raymer, Sampling of photon statistics and density matrix using homodyne detection, Opt. Commun. 127, 144-160 (1996).
• J. Lehner, U. Leonhardt, and H. Paul, Unpolarized light: Classical and quantum states, Phys. Rev. A 53, 2727-2735 (1996).
• U. Leonhardt, H. Paul, and G. M. D'Ariano, Tomographic reconstruction of the density matrix via pattern functions, Phys. Rev. A 52, 4899-4907 (1995).
• T. Kiss, U. Herzog, and U. Leonhardt, Compensation of losses in photodetection and in quantum-state measurements, Phys. Rev. A 52, 2433-2435 (1995).
• G. M. D'Ariano, U. Leonhardt, and H. Paul, Homodyne detection of the density matrix of the radiation field, Phys. Rev. A 52, R1801-R1804 (1995).
• U. Leonhardt, B. Bohmer, and H. Paul, Uncertainty relations for realistic joint measurements of position and momentum in quantum optics, Opt. Commun. 119, 296-300 (1995).
• B. Bohmer and U. Leonhardt, Correlation interferometer for squeezed light, Opt. Commun. 118, 181-185 (1995).
• U. Leonhardt, Quantum-state tomography and discrete Wigner function, Phys. Rev. Lett. 74, 4101-4105 (1995).
• U. Leonhardt and J. A. Vaccaro, Bell correlations in phase space: application to quantum optics, J. Mod. Optics 42, 939-943 (1995).
• U. Leonhardt, J. A. Vaccaro, B. Bohmer, and H. Paul, Canonical and measured phase distributions, Phys. Rev. A 51, 84-95 (1995).
• U. Leonhardt and H. Paul, Is the Wigner function directly measurable in quantum optics?, Phys. Lett. A 193, 117-120 (1994).
• U. Leonhardt and H. Paul, Can the Wigner function be reconstructed from smoothed distributions?, J. Mod. Optics 41, 1427-1432 (1994).
• U. Leonhardt and H. Paul, High-accuracy optical homodyne detection with low-efficiency detectors: "preamplification from anti-squeezing", Phys. Rev. Lett. 72, 4086-4089 (1994).
• U. Leonhardt and I. Jex, Wigner functions and quadrature distributions for quantum-oscillator states with random phase, Phys. Rev. A 49, R1555-R1557 (1994).
• U. Leonhardt, Quantum statistics of a SU(1,1) interferometer, Phys. Rev. A 49, 1231-1242 (1994).
• U. Leonhardt, Lorentz-group Berry phases via two-mode squeezing, Optics Commun. 104, 81-84 (1993).
• U. Leonhardt and H. Paul, Realistic optical homodyne measurements and quasiprobability distributions, Phys. Rev. A 48, 4598-4604 (1993).
• U. Leonhardt, On Bell correlations for the phase space of two entangled light modes, Phys. Lett. A 182, 195-200 (1993).
• U. Leonhardt, Quantum statistics of a lossless beam splitter: SU(2) symmetry in phase-space, Phys. Rev. A 48, 3265-3277 (1993).
• U. Leonhardt and H. Paul, Realistic measurement of phase, Phys. Scr. T48, Special issue on quantum phase and phase dependent measurement, 45-48 (1993).
• U. Leonhardt and H. Paul, Simultaneous measurements of canonically conjugate variables in quantum optics, J. Mod. Optics 40, 1745-1751 (1993).
• U. Bandelow and U. Leonhardt, Light propagation in onedimensional lossless dielectrica: transfer matrix method and coupled mode theory, Optics Commun. 101, 92-99 (1993).
• U. Leonhardt, Influence of a dispersive and dissipative medium on spectral squeezing, J. Mod. Optics 40, 1123-1130 (1993).
• U. Leonhardt and H. Paul, Phase measurement and Q-function, Phys. Rev. A 47, R2460-R2463 (1993).
• U. Leonhardt and W. Ebeling, Ionization and recombination coefficients of excited states in nonideal hydrogen plasmas, Physica A 192, 249-261 (1992).
• L. Knoll and U. Leonhardt, Quantum optics in oscillator media, J. Mod. Optics 39, 1253-1264 (1992).

Conference proceedings (13)

• U. Leonhardt and T. G. Philbin, On artificial black holes, Int. J. Mod. Phys. D 16, 2541-2550 (2007).
• U. Leonhardt, Nontomographic state reconstruction in quantum mechanics in Proceedings of the Fifth International Conference on Squeezed States and Uncertainty Relations, 589-593 (1997).
• U. Leonhardt and P. J. Bardroff, Time-dependent problems in quantum-mechanical state reconstruction, Acta Physica Slovaca 47, 225-231 (1997).
• U. Leonhardt and I. Jex, Quantum-State Tomography and Quantum Communication in Coherence and Quantum Optics VII, 675-676 (1996).
• M. Munroe, D. Boggavarapu, M. E. Anderson, U. Leonhardt, and M. G. Raymer, High-Efficiency, Ultrafast Photon-Number Statistics from Phase-Averaged Homodyne Detection in Coherence and Quantum Optics VII, 53-61 (1996).
• U. Leonhardt, State reconstruction in quantum mechanics, Acta Physica Slovaca 46, 309-316 (1996).
• T. Kiss, U. Leonhardt, and U. Herzog, Reconstructing photon statistics from homodyne experiments, Acta Physica Slovaca 45, 379-382 (1995).
• H. Paul, U. Leonhardt, and G. M. D'Ariano, Measuring the quantum state of light, Acta Physica Slovaca 45, 261-267 (1995).
• U. Leonhardt and H. Paul, Realistic optical homodyne measurements and quasiprobability distributions, Proceedings EQEC 94, 278-278.
• H. Paul and U. Leonhardt, Realistic Measurement of Phase, Acta Physica Polonica A 86, 213-221 (1994).
• U. Leonhardt and H. Paul, Direct measurements of quasiprobabilities, Proceedings EQEC 93, 757-759 (1993).
• U. Leonhardt, Ionization and recombination coefficients of excited states in nonideal hydrogen plasmas, in Physics of nonideal plasmas, (Teubner, Stuttgart--Leipzig, 1992), 162-166.
• W. Ebeling, I. Leike and U. Leonhardt, Bound states and ionization kinetics in dense plasmas, AIP Conference Proceedings 257 Atomic processes in plasmas, 97-107 (1992).