Quantum Information Processing (QIV)

Publications


2018  |  2017  |  2016  |  2015  |  2014  |  2013  |  2012  |  2011  |  2010  |  2009  |  2008  |  2007  |  2006  |  2005  |  2004  |  2003  |  2002  |  2001  |  1999  |  1998  |  1997 


2018

Space QUEST mission proposal: experimentally testing decoherence due to gravity

Siddarth Koduru Joshi, Jacques Pienaar, Timothy C. Ralph, Luigi Cacciapuoti, Will McCutcheon, John Rarity, Dirk Giggenbach, Jin Gyu Lim, Vadim Makarov, Ivette Fuentes, et al.

New Journal of Physics 20 063016 (2018) | Journal

Towards terahertz detection and calibration through spontaneous parametric down-conversion in the terahertz idler-frequency range generated by a 795 nm diode laser system

Vladimir V. Kornienko, Galiya Kh. Kitaeva, Florian Sedlmeir, Gerd Leuchs, Harald G. L. Schwefel

APL Photonics 3(5) 051704 (2018) | Journal

Stabilization of transmittance fluctuations caused by beam wandering in continuous-variable quantum communication over free-space atmospheric channels

Vladyslav C. Usenko, Christian Peuntinger, Bettina Heim, Kevin Günthner, Ivan Derkach, Dominique Elser, Christoph Marquardt, Radim Filip, Gerd Leuchs

Optics Express 26(24) 31106-31115 (2018) | Journal

Quantum Limits of Coherent Beam Combining

Gerd Leuchs, Christian Müller, Florian Sedlmeir, Sourav Chatterjee, Nicoletta Haarlammert, Cesar Jauregui, Thomas Schreiber, Jens Limpert, Andreas Tünnermann, Christoph Marquardt, et al.

CLEO Pacific Rim Conference 2018 (2018) | Journal

Satellite-Based QKD

Imran Khan, Bettina Heim, Andreas Neuzner, Christoph Marquardt

Opt. Photon. News 29(2) 26-33 (2018) | Journal

Renyi relative entropies of quantum Gaussian states

Kaushik P Seshadreesan, Ludovico Lami, Mark M Wilde

Journal of Mathematical Physics 59(7) 072204 (2018) | Journal

Printing of Large-Scale, Flexible, Long-Term Stable Dielectric Mirrors with Suppressed Side Interferences

Carina Bronnbauer, Arne Riecke, Marius Adler, Julian Hornich, Gerhard Schunk, Christoph J. Brabec, Karen Forberich

Advanced Optical Materials 6(1) 1700518 (2018) | Journal

Quantum cryptography with twisted photons through an outdoor underwater channel

Frédéric Bouchard, Alicia Sit, Felix Hufnagel, Aazad Abbas, Yingwen Zhang, Khabat Heshami, Robert Fickler, Christoph Marquardt, Gerd Leuchs, Robert w. Boyd, et al.

Optics Express 26(17) 22563-22573 (2018) | Journal

Tackling Africa’s digital divide

Martin P. J. Lavery, Mojtaba Mansour Abadi, Ralf Bauer, Gilberto Brambilla, Ling Cheng, Mitchell A. Cox, Angela Dudley, Andrew D. Ellis, Nicolas K. Fontaine, Anthony E. Kelly, et al.

Nature Photonics 12(5) 249-252 (2018)

Selective Coupling Enhances Harmonic Generation of Whispering-Gallery Modes

Luke S. Trainor, Florian Sedlmeir, Christian Peuntinger, Harald G. L. Schwefel

Physical Review Applied 9(2) 024007 (2018) | Journal

Sensitivity limits of millimeter-wave photonic radiometers based on efficient electro-optic upconverters

Gabriel Santamaria Botello, Florian Sedlmeir, Alfredo Rueda, Kerlos Atia Abdalmalak, Elliott R. Brown, Gerd Leuchs, Sascha Preu, Daniel Segovia-Vargas, Dmitry V. Strekalov, Luis Enrique Garcia Munoz, et al.

Optica 5(10) 1210-1219 (2018) | Journal


2017

Temporal and spectral properties of quantum light

B. Stiller, U. Seyfarth, G. Leuchs, C. Fabre, V. Sandoghdar, N. Treps, L.F. Cugliandolo

Quantum Optics and Nanophotonics 169-227 (2017) | Book Chapter | PDF

Joint measurement of complementary observables in moment tomography

Yong Siah Teo, Christian R. Mueller, Hyunseok Jeong, Zdenek Hradil, Jaroslav Rehacek, Luis L. Sanchez-Soto

INTERNATIONAL JOURNAL OF QUANTUM INFORMATION 15(8 SI) 1740002 (2017) | Journal

High-dimensional intracity quantum cryptography with structured photons

Alicia Sit, Frederic Bouchard, Robert Fickler, Jeremie Gagnon-Bischoff, Hugo Larocque, Khabat Heshami, Dominique Elser, Christian Peuntinger, Kevin Guenthner, Bettina Heim, et al.

OPTICA 4(9) 1006-1010 (2017) | Journal

Unconstrained Capacities of Quantum Key Distribution and Entanglement Distillation for Pure-Loss Bosonic Broadcast Channels

Masahiro Takeoka, Kaushik P. Seshadreesan, Mark M. Wilde

PHYSICAL REVIEW LETTERS 119(15) 150501 (2017) | Journal

Superiority of heterodyning over homodyning: An assessment with quadrature moments

Y. S. Teo, C. R. Mueller, H. Jeong, Z. Hradil, J. Rehacek, L. L. Sanchez-Soto

PHYSICAL REVIEW A 95(4) 042322 (2017) | Journal

Fundamental precision limit of a Mach-Zehnder interferometric sensor when one of the inputs is the vacuum

Masahiro Takeoka, Kaushik P. Seshadreesan, Chenglong You, Shuro Izumi, Jonathan P. Dowling

PHYSICAL REVIEW A 96(5) 052118 (2017) | Journal

Free-space quantum links under diverse weather conditions

D. Vasylyev, A. A. Semenov, W. Vogel, K. Guenthner, A. Thurn, O. Bayraktar, Ch. Marquardt

PHYSICAL REVIEW A 96(4) 043856 (2017) | Journal

Temporal shaping of single photons enabled by entanglement

Valentin Averchenko, Denis Sych, Gerhard Schunk, Ulrich Vogl, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW A 96(4) 043822 (2017) | Journal

Quantum communication with coherent states of light

Imran Khan, Dominique Elser, Thomas Dirmeier, Christoph Marquardt, Gerd Leuchs

PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES 375(2099) 20160235 (2017) | Journal

Polarization-Selective Out-Coupling of Whispering-Gallery Modes

Florian Sedlmeir, Matthew R. Foreman, Ulrich Vogl, Richard Zeltner, Gerhard Schunk, Dmitry V. Strekalov, Christoph Marquardt, Gerd Leuchs, Harald G. L. Schwefel

PHYSICAL REVIEW APPLIED 7(2) 024029 (2017) | Journal

Optimally cloned binary coherent states

C. R. Mueller, G. Leuchs, Ch. Marquardt, U. L. Andersen

PHYSICAL REVIEW A 96(4) 042311 (2017) | Journal

Free-space propagation of high-dimensional structured optical fields in an urban environment

Martin P. J. Lavery, Christian Peuntinger, Kevin Guenthner, Peter Banzer, Dominique Elser, Robert W. Boyd, Miles J. Padgett, Christoph Marquardt, Gerd Leuchs

SCIENCE ADVANCES 3(10) e1700552 (2017) | Journal

Quantum-limited measurements of optical signals from a geostationary satellite

Kevin Guenthner, Imran Khan, Dominique Elser, Birgit Stiller, Oemer Bayraktar, Christian R. Mueller, Karen Saucke, Daniel Troendle, Frank Heine, Stefan Seel, et al.

OPTICA 4(6) 611-616 (2017) | Journal


2016

Progress towards practical device-independent quantum key distribution with spontaneous parametric down-conversion sources, on-off photodetectors, and entanglement swapping

Kaushik P. Seshadreesan, Masahiro Takeoka, Masahide Sasaki

PHYSICAL REVIEW A 93(4) 042328 (2016) | Journal

Attacks on practical quantum key distribution systems (and how to prevent them)

Nitin Jain, Birgit Stiller, Imran Khan, Dominique Elser, Christoph Marquardt, Gerd Leuchs

CONTEMPORARY PHYSICS 57(3) 366-387 (2016) | Journal

Nonlinear and quantum optics with whispering gallery resonators

Dmitry V. Strekalov, Christoph Marquardt, Andrey B. Matsko, Harald G. L. Schwefel, Gerd Leuchs

JOURNAL OF OPTICS 18(12) 123002 (2016) | Journal

Evading Vacuum Noise: Wigner Projections or Husimi Samples?

C. R. Mueller, C. Peuntinger, T. Dirmeier, I. Khan, U. Vogl, Ch. Marquardt, G. Leuchs, L. L. Sanchez-Soto, Y. S. Teo, Z. Hradil, et al.

PHYSICAL REVIEW LETTERS 117(7) 070801 (2016) | Journal

30 years of squeezed light generation

Ulrik L. Andersen, Tobias Gehring, Christoph Marquardt, Gerd Leuchs

PHYSICA SCRIPTA 91(5) 053001 (2016) | Journal

Heralded source of bright multi-mode mesoscopic sub-Poissonian light

T. Sh. Iskhakov, V. C. Usenko, U. L. Andersen, R. Filip, M. V. Chekhova, G. Leuchs

OPTICS LETTERS 41(10) 2149-2152 (2016) | Journal

Frequency tuning of single photons from a whispering-gallery mode resonator to MHz-wide transitions

G. Schunk, U. Vogl, F. Sedlmeir, D. V. Strekalov, A. Otterpohl, V. Averchenko, H. G. L. Schwefel, G. Leuchs, Ch. Marquardt

JOURNAL OF MODERN OPTICS 63(20) 2058-2073 (2016) | Journal

Free-Space Quantum Signatures Using Heterodyne Measurements

Callum Croal, Christian Peuntinger, Bettina Heim, Imran Khan, Christoph Marquardt, Gerd Leuchs, Petros Wallden, Erika Andersson, Natalia Korolkova

PHYSICAL REVIEW LETTERS 117(10) 100503 (2016) | Journal

Unconstrained distillation capacities of a pure-loss bosonic broadcast channel

Masahiro Takeoka, Kaushik P. Seshadreesan, Mark M. Wilde

IEEE International Symposium on Information Theory 2484-2488 (2016)

Quantum-polarization state tomography

Oemer Bayraktar, Marcin Swillo, Carlota Canalias, Gunnar Bjork

PHYSICAL REVIEW A 94(2) 020105 (2016) | Journal

Single-mode squeezing in arbitrary spatial modes

Marion Semmler, Stefan Berg-Johansen, Vanessa Chille, Christian Gabriel, Peter Banzer, Andrea Aiello, Christoph Marquardt, Gerd Leuchs

OPTICS EXPRESS 24(7) 7633-7642 (2016) | Journal

Operational meaning of quantum measures of recovery

Tom Cooney, Christoph Hirche, Ciara Morgan, Jonathan P. Olson, Kaushik P. Seshadreesan, John Watrous, Mark M. Wilde

PHYSICAL REVIEW A 94(2) 022310 (2016) | Journal

Efficient single sideband microwave to optical conversion using a LiNbO3 WGM-resonator

Alfredo Rueda, Florian Sedlmeir, Michele C. Collodo, Ulrich Vogl, Birgit Stiller, Gerhard Schunk, Dimitry V. Strekalov, Christoph Marquardt, Johannes M. Fink, Oskar Painter, et al.

Conference on Lasers and Electro-Optics (2016)

Efficient microwave to optical photon conversion: an electro-optical realization

Alfredo Rueda, Florian Sedlmeir, Michele C. Collodo, Ulrich Vogl, Birgit Stiller, Gerhard Schunk, Dmitry V. Strekalov, Christoph Marquardt, Johannes M. Fink, Oskar Painter, et al.

OPTICA 3(6) 597-604 (2016) | Journal

Parsing polarization squeezing into Fock layers

Christian R. Mueller, Lars S. Madsen, Andrei B. Klimov, Luis L. Sanchez-Soto, Gerd Leuchs, Christoph Marquardt, Ulrik L. Andersen

PHYSICAL REVIEW A 93(3) 033816 (2016) | Journal

Towards Laser-based Photonic Chip Integrated Quantum Random Number Generators

M. Sabuncu

LASERS IN ENGINEERING 33(1-3) 117-127 (2016)

Experimental generation of amplitude squeezed vector beams

Vanessa Chille, Stefan Berg-Johansen, Marion Semmler, Peter Banzer, Andrea Aiello, Gerd Leuchs, Christoph Marquardt

OPTICS EXPRESS 24(11) 2385-2394 (2016) | Journal

Quantum Uncertainty in the Beam Width for Optical Spatial Modes

Vanessa Chille, Peter Banzer, Andrea Aiello, Gerd Leuchs, Christoph Marquardt, Nicolas Treps, Claude Fabre

Conference on Lasers and Electro-Optics (2016)

Detecting the spatial quantum uncertainty of bosonic systems

Vanessa Chille, Nicolas Treps, Claude Fabre, Gerd Leuchs, Christoph Marquardt, Andrea Aiello

NEW JOURNAL OF PHYSICS 18 093004 (2016) | Journal


2015

Highly efficient generation of single-mode photon pairs from a crystalline whispering-gallery-mode resonator source

Michael Foertsch, Gerhard Schunk, Josef U. Fuerst, Dmitry Strekalov, Thomas Gerrits, Martin J. Stevens, Florian Sedlmeir, Harald G. L. Schwefel, Sae Woo Nam, Gerd Leuchs, et al.

PHYSICAL REVIEW A 91(2) 023812 (2015) | Journal

Quantum uncertainty in the beam width of spatial optical modes

Vanessa Chille, Peter Banzer, Andrea Aiello, Gerd Leuchs, Christoph Marquardt, Nicolas Treps, Claude Fabre

OPTICS EXPRESS 23(25) 32777-32787 (2015) | Journal

Quantum nature of Gaussian discord: Experimental evidence and role of system-environment correlations

Vanessa Chille, Niall Quinn, Christian Peuntinger, Callum Croal, Ladislav Mista Jr., Christoph Marquardt, Gerd Leuchs, Natalia Korolkova

PHYSICAL REVIEW A 91(5) 050301 (2015) | Journal

A robust quantum receiver for phase shift keyed signals

C. R. Mueller, Ch Marquardt

NEW JOURNAL OF PHYSICS 17 032003 (2015) | Journal

Near-infrared single-photon spectroscopy of a whispering gallery mode resonator using energy-resolving transition edge sensors

Michael Foertsch, Thomas Gerrits, Martin J. Stevens, Dmitry Strekalov, Gerhard Schunk, Josef U. Fuerst, Ulrich Vogl, Florian Sedlmeir, Harald G. L. Schwefel, Gerd Leuchs, et al.

JOURNAL OF OPTICS 17(6) 065501 (2015) | Journal

Quantum hacking of continuous-variable quantum key distribution systems: realtime Trojan-horse attacks

B. Stiller, I. Khan, N. Jain, P. Jouguet, S. Kunz-Jacques, E. Diamanti, Ch. Marquardt, G. Leuchs

Conference on Lasers and Electro-Optics (2015)

Measuring the Propagation of Information and Entanglement in Dispersive Media

Jeremy B. Clark, Ryan T. Glasser, Quentin Glorieux, Ulrich Vogl, Tian Li, Kevin M. Jones, Paul D. Lett

Proceedings of SPIE 9378 93780T (2015) | Journal

Intracavity Squeezing Can Enhance Quantum-Limited Optomechanical Position Detection through Deamplification

V. Peano, H. G. L. Schwefel, Ch. Marquardt, F. Marquardt

PHYSICAL REVIEW LETTERS 115(24) 243603 (2015) | Journal

Interfacing transitions of different alkali atoms and telecom bands using one narrowband photon pair source

Gerhard Schunk, Ulrich Vogl, Dmitry V. Strekalov, Michael Foertsch, Florian Sedlmeir, Harald G. L. Schwefel, Manuela Goebelt, Silke Christiansen, Gerd Leuchs, Christoph Marquardt, et al.

OPTICA 2(9) 773-778 (2015) | Journal

Depolarized guided acoustic wave Brillouin scattering in hollow-core photonic crystal fibers

Wenjia Elser Nee Zhong, Birgit Stiller, Dominique Elser, Bettina Heim, Christoph Marquardt, Gerd Leuchs

OPTICS EXPRESS 23(21) UNSP 247705 27707-27714 (2015) | Journal

Quantum-like nonseparable structures in optical beams

Andrea Aiello, Falk Toeppel, Christoph Marquardt, Elisabeth Giacobino, Gerd Leuchs

NEW JOURNAL OF PHYSICS 17 043024 (2015) | Journal

Risk Analysis of Trojan-Horse Attacks on Practical Quantum Key Distribution Systems

Nitin Jain, Birgit Stiller, Imran Khan, Vadim Makarov, Christoph Marquardt, Gerd Leuchs

IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS 21(3) 6600710 (2015) | Journal

Entangling the Whole by Beam Splitting a Part

Callum Croal, Christian Peuntinger, Vanessa Chille, Christoph Marquardt, Gerd Leuchs, Natalia Korolkova, Ladislav Mista Jr.

PHYSICAL REVIEW LETTERS 115(19) 190501 (2015) | Journal

Classically entangled optical beams for high-speed kinematic sensing

Stefan Berg-Johansen, Falk Toeppel, Birgit Stiller, Peter Banzer, Marco Ornigotti, Elisabeth Giacobino, Gerd Leuchs, Andrea Aiello, Christoph Marquardt

OPTICA 2(10) 864-868 (2015) | Journal


2014

Entanglement Creation by Locally Splitting a Discordant State

Callum Croal, Ladislav Mista Jr., Vanessa Chille, Christian Peuntinger, Christoph Marquardt, Gerd Leuchs, Natalia Korolkova

Conference on Lasers and Electro-Optics (2014)

M-ary Phase Shift Keying Receiver Beating the Standard Quantum Limit for any Signal Power

Christian R. Mueller, Andreas Leven, Henning Buelow, Laurent Schmalen, Gerd Leuchs, Christoph Marquardt

2014 EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION (ECOC) (2014)

Atomic mercury vapor inside a hollow-core photonic crystal fiber

Ulrich Vogl, Christian Peuntinger, Nicolas Y. Joly, Philip St. J. Russell, Christoph Marquardt, Gerd Leuchs

OPTICS EXPRESS 22(24) 29375-29381 (2014) | Journal

Advanced quantum noise correlations

Ulrich Vogl, Ryan T. Glasser, Jeremy B. Clark, Quentin Glorieux, Tian Li, Neil V. Corzo, Paul D. Lett

NEW JOURNAL OF PHYSICS 16 013011 (2014) | Journal

Classical entanglement in polarization metrology

Falk Toeppel, Andrea Aiello, Christoph Marquardt, Elisabeth Giacobino, Gerd Leuchs

NEW JOURNAL OF PHYSICS 16 073019 (2014) | Journal

QPSK Receiver outperforming the Standard Quantum Limit for any Signal Power

Christian R. Mueller, Gerd Leuchs, Christoph Marquardt

Conference on Lasers and Electro-Optics (2014)

Observation of the Geometric Spin Hall Effect of Light

Jan Korger, Andrea Aiello, Vanessa Chille, Peter Banzer, Christoffer Wittmann, Norbert Lindlein, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW LETTERS 112(11) 113902 (2014) | Journal

Quantum mutual information of an entangled state propagating through a fast-light medium

Jeremy B. Clark, Ryan T. Glasser, Quentin Glorieux, Ulrich Vogl, Tian Li, Kevin M. Jones, Paul D. Lett

NATURE PHOTONICS 8(7) 515-519 (2014) | Journal

All-Optical Signal Regeneration of Advanced Modulation Formats

Tobias Roethlingshoefer, Thomas Richter, Birgit Stiller, Georgy Onishchukov, Colja Schubert, Bernhard Schmauss, Gerd Leuchs

Proceedings of SPIE 8964 89640L (2014) | Journal

All-optical Multilevel Amplitude and Phase Regeneration

T. Roethlingshoefer, T. Richter, G. Onishchukov, C. Schubert, B. Schmauss, G. Leuchs

2014 IEEE PHOTONICS SOCIETY SUMMER TOPICAL MEETING SERIES 89-90 (2014) | Journal

Trojan-horse attacks threaten the security of practical quantum cryptography

Nitin Jain, Elena Anisimova, Imran Khan, Vadim Makarov, Christoph Marquardt, Gerd Leuchs

NEW JOURNAL OF PHYSICS 16 123030 (2014) | Journal

Distribution of Squeezed States through an Atmospheric Channel

Christian Peuntinger, Bettina Heim, Christian R. Mueller, Christian Gabriel, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW LETTERS 113(6) 060502 (2014) | Journal

Identifying modes of large whispering-gallery mode resonators from the spectrum and emission pattern

Gerhard Schunk, Josef U. Fuerst, Michael Foertsch, Dmitry V. Strekalov, Ulrich Vogl, Florian Sedlmeir, Harald G. L. Schwefel, Gerd Leuchs, Christoph Marquardt

OPTICS EXPRESS 22(25) 30795-30806 (2014) | Journal

All-optical phase-preserving multilevel amplitude regeneration

Tobias Roethlingshoefer, Thomas Richter, Colja Schubert, Georgy Onishchukov, Bernhard Schmauss, Gerd Leuchs

OPTICS EXPRESS 22(22) 27077-27085 (2014) | Journal

Phase regeneration of a star-8QAM signal in a phase-sensitive amplifier with conjugated pumps

B. Stiller, G. Onishchukov, B. Schmauss, G. Leuchs

OPTICS EXPRESS 22(1) 1028-1035 (2014) | Journal

All-Optical Simultaneous Multilevel Amplitude and Phase Regeneration

Tobias Roethlingshoefer, Georgy Onishchukov, Bernhard Schmauss, Gerd Leuchs

IEEE PHOTONICS TECHNOLOGY LETTERS 26(6) 556-559 (2014) | Journal

Atmospheric continuous-variable quantum communication

B. Heim, C. Peuntinger, N. Killoran, I. Khan, C. Wittmann, Ch Marquardt, G. Leuchs

NEW JOURNAL OF PHYSICS 16 113018 (2014) | Journal

Cascaded phase-preserving multilevel amplitude regeneration

Tobias Roethlingshoefer, Georgy Onishchukov, Bernhard Schmauss, Gerd Leuchs

OPTICS EXPRESS 22(26) 31729-31734 (2014) | Journal


2013

Decorrelated PDC Source at Telecom Wavelengths with Identical Signal and Idler

Georg Harder, Vahid Ansari, Benjamin Brecht, Thomas Dirmeier, Christoph Marquardt, Christine Silberhorn

2013 CONFERENCE ON AND INTERNATIONAL QUANTUM ELECTRONICS CONFERENCE LASERS AND ELECTRO-OPTICS EUROPE (CLEO EUROPE/IQEC) (2013)

Near-Infrared Spectroscopy on a Single Photon Level

Michael Foertsch, Thomas Gerrits, Martin J. Stevens, Josef U. Fuerst, Gerhard Schunk, Florian Sedlmeir, Harald G. L. Schwefel, Dmitry Strekalov, Sae Woo Nam, Gerd Leuchs, et al.

2013 CONFERENCE ON LASERS AND ELECTRO-OPTICS PACIFIC RIM (CLEO-PR) (2013)

Optimal working points for continuous-variable quantum channels

Imran Khan, Christoffer Wittmann, Nitin Jain, Nathan Killoran, Norbert Luetkenhaus, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW A 88(1) 010302 (2013) | Journal

Complex polarization in non z-cut whispering gallery mode resonators

F. Sedlmeir, M. Hauer, J. Fuerst, D. V. Strekalov, H. G. L. Schwefel

2013 CONFERENCE ON AND INTERNATIONAL QUANTUM ELECTRONICS CONFERENCE LASERS AND ELECTRO-OPTICS EUROPE (CLEO EUROPE/IQEC) (2013)

Measurement-induced amplification of optical cat-like states

A. Laghaout, J. S. Neergaard-Nielsen, J. Rigas, C. Kragh, A. Tipsmark, U. L. Andersen

2013 CONFERENCE ON AND INTERNATIONAL QUANTUM ELECTRONICS CONFERENCE LASERS AND ELECTRO-OPTICS EUROPE (CLEO EUROPE/IQEC) (2013)

Experimental characterization of an uniaxial angle cut whispering gallery mode resonator

Florian Sedlmeir, Martin Hauer, Josef U. Fuerst, Gerd Leuchs, Harald G. L. Schwefel

OPTICS EXPRESS 21(20) 23942-23949 (2013) | Journal

A versatile source of single photons for quantum information processing

Michael Foertsch, Josef U. Fuerst, Christoffer Wittmann, Dmitry Strekalov, Andrea Aiello, Maria V. Chekhova, Christine Silberhorn, Gerd Leuchs, Christoph Marquardt

NATURE COMMUNICATIONS 4 1818 (2013) | Journal

Multipolar hierarchy of efficient quantum polarization measures

P. de la Hoz, A. B. Klimov, G. Bjork, Y. -H. Kim, C. Mueller, Ch. Marquardt, G. Leuchs, L. L. Sanchez-Soto

PHYSICAL REVIEW A 88(6) 063803 (2013) | Journal

The polarization properties of a tilted polarizer

Jan Korger, Tobias Kolb, Peter Banzer, Andrea Aiello, Christoffer Wittmann, Christoph Marquardt, Gerd Leuchs

OPTICS EXPRESS 21(22) 27032-27042 (2013) | Journal

An optimized photon pair source for quantum circuits

Georg Harder, Vahid Ansari, Benjamin Brecht, Thomas Dirmeier, Christoph Marquardt, Christine Silberhorn

OPTICS EXPRESS 21(12) 13975-13985 (2013) | Journal

Distributing Entanglement with Separable States

Christian Peuntinger, Vanessa Chille, Ladislav Mista Jr., Natalia Korolkova, Michael Foertsch, Jan Korger, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW LETTERS 111(23) 230506 (2013) | Journal

Observation of acoustically induced modulation instability in a Brillouin photonic crystal fiber laser

Birgit Stiller, Thibaut Sylvestre

OPTICS LETTERS 38(9) 1570-1572 (2013) | Journal

The photonic wheel - demonstration of a state of light with purely transverse angular momentum

P. Banzer, M. Neugebauer, A. Aiello, C. Marquardt, N. Lindlein, T. Bauer, G. Leuchs

JOURNAL OF THE EUROPEAN OPTICAL SOCIETY-RAPID PUBLICATIONS 8 13032 (2013) | Journal

8Q AM regeneration using a phase-sensitive amplifier with dual-conjugated pumps

B. Stiller, G. Onishchukov, B. Schmauss, G. Leuchs

2013 CONFERENCE ON AND INTERNATIONAL QUANTUM ELECTRONICS CONFERENCE LASERS AND ELECTRO-OPTICS EUROPE (CLEO EUROPE/IQEC) (2013)

Amplification of realistic Schrodinger-cat-state-like states by homodyne heralding

Amine Laghaout, Jonas S. Neergaard-Nielsen, Ioannes Rigas, Christian Kragh, Anders Tipsmark, Ulrik L. Andersen

PHYSICAL REVIEW A 87(4) 043826 (2013) | Journal


2012

Quantum polarization tomography of bright squeezed light

C. R. Mueller, B. Stoklasa, C. Peuntinger, C. Gabriel, J. Rehacek, Z. Hradil, A. B. Klimov, G. Leuchs, Ch Marquardt, L. L. Sanchez-Soto, et al.

NEW JOURNAL OF PHYSICS 14 085002 (2012) | Journal

Experimental demonstration of the geometric spin Hall effect of light in highly focused vector beams

Martin Neugebauer, Peter Banzer, Thomas Bauer, Norbert Lindlein, Andrea Aiello, Christoph Marquardt, Jan Korger, Gerd Leuchs

Conference on Lasers and Electro-Optics (2012)

Entanglement of Gaussian states and the applicability to quantum key distribution over fading channels

Vladyslav C. Usenko, Bettina Heim, Christian Peuntinger, Christoffer Wittmann, Christoph Marquardt, Gerd Leuchs, Radim Filip

NEW JOURNAL OF PHYSICS 14 093048 (2012) | Journal

Tools for detecting entanglement between different degrees of freedom in quadrature squeezed cylindrically polarized modes

C. Gabriel, A. Aiello, S. Berg-Johansen, Ch Marquardt, G. Leuchs

EUROPEAN PHYSICAL JOURNAL D 66(7) 172 (2012) | Journal

A High-Speed Secure Quantum Random Number Generator Based on Vacuum States

Christian Gabriel, Christoffer Wittmann, Bastian Hacker, Wolfgang Mauerer, Elanor Huntington, Metin Sabuncu, Christoph Marquardt, Gerd Leuchs

Conference on Lasers and Electro-Optics (2012)

Four-state discrimination scheme beyond the heterodyne limit

Christian R. Mueller, Mario A. Usuga, Christoffer Wittmann, Masahiro Takeoka, Christoph Marquardt, Ulrik L. Andersen, Gerd Leuchs

Conference on Lasers and Electro-Optics (2012)

Probabilistic cloning of coherent states without a phase reference

Christian R. Mueller, Christoffer Wittmann, Petr Marek, Radim Filip, Christoph Marquardt, Gerd Leuchs, Ulrik L. Andersen

PHYSICAL REVIEW A 86(1) 010305 (2012) | Journal

On the use of a Continuous Wave Nd:YAG Laser in the Generation of Random Numbers

M. Sabuncu

LASERS IN ENGINEERING 22(3-4) 197-208 (2012)

Studying free-space transmission statistics and improving free-space quantum key distribution in the turbulent atmosphere

C. Erven, B. Heim, E. Meyer-Scott, J. P. Bourgoin, R. Laflamme, G. Weihs, T. Jennewein

NEW JOURNAL OF PHYSICS 14 123018 (2012) | Journal

Quadrature phase shift keying coherent state discrimination via a hybrid receiver

C. R. Mueller, M. A. Usuga, C. Wittmann, M. Takeoka, Ch Marquardt, U. L. Andersen, G. Leuchs

NEW JOURNAL OF PHYSICS 14 083009 (2012) | Journal

Cluster State Generation with Quadrature Squeezed Cylindrically Polarized Modes

Christian Gabriel, Ioannes Rigas, Andrea Aiello, Stefan Berg-Johansen, Peter van Loock, Christoph Marquardt, Gerd Leuchs

Conference on Lasers and Electro-Optics (2012)

Continuously adjustable narrow-band heralded single photon source

Michael Foerstch, Josef Fuerst, Christoffer Wittmann, Dmitry Strekalov, Andrea Aiello, Christine Silberhorn, Christoph Marquardt, Gerd Leuchs

Conference on Lasers and Electro-Optics (2012)


2011

Classical and quantum properties of cylindrically polarized states of light

Annemarie Holleczek, Andrea Aiello, Christian Gabriel, Christoph Marquardt, Gerd Leuchs

OPTICS EXPRESS 19(10) 9714-9736 (2011) | Journal

Concentrating the phase of a coherent state by means of probabilistic amplification

Mario A. Usuga, Christian R. Mueller, Christoffer Wittmann, Petr Marek, Radim Filip, Christoph Marquardt, Gerd Leuchs, Ulrik L. Andersen

AIP Conference Proceedings 1363 (2011) | Journal

Quantum Effects in Optical Fibers

Gerd Leuchs, Christoph Marquardt

2011 OPTICAL FIBER COMMUNICATION CONFERENCE AND EXPOSITION (OFC/NFOEC) AND THE NATIONAL FIBER OPTIC ENGINEERS CONFERENCE (2011)

Superlinear threshold detectors in quantum cryptography

Lars Lydersen, Nitin Jain, Christoffer Wittmann, Oystein Maroy, Johannes Skaar, Christoph Marquardt, Vadim Makarov, Gerd Leuchs

PHYSICAL REVIEW A 84(3) 032320 (2011) | Journal

Entangling Different Degrees of Freedom by Quadrature Squeezing Cylindrically Polarized Modes

C. Gabriel, A. Aiello, W. Zhong, T. G. Euser, N. Y. Joly, P. Banzer, M. Foertsch, D. Elser, U. L. Andersen, Ch. Marquardt, et al.

PHYSICAL REVIEW LETTERS 106(6) 060502 (2011) | Journal

Quantum Light from a Whispering-Gallery-Mode Disk Resonator

J. U. Fuerst, D. V. Strekalov, D. Elser, A. Aiello, U. L. Andersen, Ch Marquardt, G. Leuchs

PHYSICAL REVIEW LETTERS 106(11) 113901 (2011) | Journal

Device Calibration Impacts Security of Quantum Key Distribution

Nitin Jain, Christoffer Wittmann, Lars Lydersen, Carlos Wiechers, Dominique Elser, Christoph Marquardt, Vadim Makarov, Gerd Leuchs

PHYSICAL REVIEW LETTERS 107(11) 110501 (2011) | Journal

After-gate attack on a quantum cryptosystem

C. Wiechers, L. Lydersen, C. Wittmann, D. Elser, J. Skaar, Ch Marquardt, V. Makarov, G. Leuchs

NEW JOURNAL OF PHYSICS 13 013043 (2011) | Journal

Geometric Spin Hall Effect of Light at polarizing interfaces

J. Korger, A. Aiello, C. Gabriel, P. Banzer, T. Kolb, C. Marquardt, G. Leuchs

APPLIED PHYSICS B-LASERS AND OPTICS 102(3) 427-432 (2011) | Journal

Birefringence and dispersion of cylindrically polarized modes in nanobore photonic crystal fiber

T. G. Euser, M. A. Schmidt, N. Y. Joly, C. Gabriel, C. Marquardt, L. Y. Zang, M. Foertsch, P. Banzer, A. Brenn, D. Elser, et al.

JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS 28(1) 193-198 (2011) | Journal


2010

A bridge between the single-photon and squeezed-vacuum states

Nitin Jain, S. R. Huisman, Erwan Bimbard, A. I. Lvovsky

OPTICS EXPRESS 18(17) 18254-18259 (2010) | Journal

A novel method for polarization squeezing with Photonic Crystal Fibers

Josip Milanovic, Mikael Lassen, Ulrik L. Andersen, Gerd Leuchs

OPTICS EXPRESS 18(2) 1521-1527 (2010) | Journal

Noise-powered probabilistic concentration of phase information

Mario A. Usuga, Christian R. Mueller, Christoffer Wittmann, Petr Marek, Radim Filip, Christoph Marquardt, Gerd Leuchs, Ulrik L. Andersen

NATURE PHYSICS 6(10) 767-771 (2010) | Journal

Continuous-variable entanglement distillation of non-Gaussian mixed states

Ruifang Dong, Mikael Lassen, Joel Heersink, Christoph Marquardt, Radim Filip, Gerd Leuchs, Ulrik L. Andersen

PHYSICAL REVIEW A 82(1) 012312 (2010) | Journal

Quantum-optical state engineering up to the two-photon level

Erwan Bimbard, Nitin Jain, Andrew MacRae, A. I. Lvovsky

NATURE PHOTONICS 4(4) 243-247 (2010) | Journal

Avoiding the blinding attack in QKD reply

Lars Lydersen, Carlos Wiechers, Christoffer Wittmann, Dominique Elser, Johannes Skaar, Vadim Makarov

NATURE PHOTONICS 4(12) 801-801 (2010) | Journal

Concentration of Phase-Information

Mario Usuga, Christian Mueller, Christoffer Wittmann, Petr Marek, Radim Filip, Christoph Marquardt, Ulrik L. Andersen, Gerd Leuchs

2010 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (QELS) (2010)

Low-Threshold Optical Parametric Oscillations in a Whispering Gallery Mode Resonator

J. U. Fuerst, D. V. Strekalov, D. Elser, A. Aiello, U. L. Andersen, Ch. Marquardt, G. Leuchs

PHYSICAL REVIEW LETTERS 105(26) 263904 (2010) | Journal

Discrimination of optical coherent states using a photon number resolving detector

Christoffer Wittmann, Ulrik L. Andersen, Gerd Leuchs

JOURNAL OF MODERN OPTICS 57(3) 213-217 (2010) | Journal

Witnessing effective entanglement over a 2km fiber channel

Christoffer Wittmann, Josef Fuerst, Carlos Wiechers, Dominique Elser, Hauke Haeseler, Norbert Luetkenhaus, Gerd Leuchs

OPTICS EXPRESS 18(5) 4499-4509 (2010) | Journal

Experimental demonstration of squeezed-state quantum averaging

Mikael Lassen, Lars Skovgaard Madsen, Metin Sabuncu, Radim Filip, Ulrik L. Andersen

PHYSICAL REVIEW A 82(2) 021801 (2010) | Journal

Continuous-variable quantum information processing

Ulrik L. Andersen, Gerd Leuchs, Christine Silberhorn

LASER & PHOTONICS REVIEWS 4(3) 337-354 (2010) | Journal

Naturally Phase-Matched Second-Harmonic Generation in a Whispering-Gallery-Mode Resonator

J. U. Fuerst, D. V. Strekalov, D. Elser, M. Lassen, U. L. Andersen, C. Marquardt, G. Leuchs

PHYSICAL REVIEW LETTERS 104(15) 153901 (2010) | Journal

Discrimination of binary coherent states using a homodyne detector and a photon number resolving detector

Christoffer Wittmann, Ulrik L. Andersen, Masahiro Takeoka, Denis Sych, Gerd Leuchs

PHYSICAL REVIEW A 81(6) 062338 (2010) | Journal

Atmospheric channel characteristics for quantum communication with continuous polarization variables

B. Heim, D. Elser, T. Bartley, M. Sabuncu, C. Wittmann, D. Sych, C. Marquardt, G. Leuchs

APPLIED PHYSICS B-LASERS AND OPTICS 98(4) 635-640 (2010) | Journal

Naturally Phase Matched Second Harmonic Generation in a Whispering Gallery Mode Resonator

Josef Fuerst, Dmitry Strekalov, Dominique Elser, Mikael Lassen, Ulrik L. Andersen, Christoph Marquardt, Gerd Leuchs

2010 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (QELS) (2010)

Assessing the Polarization of a Quantum Field from Stokes Fluctuations

A. B. Klimov, G. Bjoerk, J. Soederholm, L. S. Madsen, M. Lassen, U. L. Andersen, J. Heersink, R. Dong, Ch. Marquardt, G. Leuchs, et al.

PHYSICAL REVIEW LETTERS 105(15) 153602 (2010) | Journal

Thermal blinding of gated detectors in quantum cryptography

Lars Lydersen, Carlos Wiechers, Christoffer Wittmann, Dominique Elser, Johannes Skaar, Vadim Makarov

OPTICS EXPRESS 18(26) 27938-27954 (2010) | Journal

Displacement Controlled Photon Number Resolving Detector for Coherent State Discrimination

Christoffer Wittmann, Ulrik L. Andersen, Masahiro Takeoka, Denis Sych, Gerd Leuchs

2010 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (QELS) (2010)

A generator for unique quantum random numbers based on vacuum states

Christian Gabriel, Christoffer Wittmann, Denis Sych, Ruifang Dong, Wolfgang Mauerer, Ulrik L. Andersen, Christoph Marquardt, Gerd Leuchs

NATURE PHOTONICS 4(10) 711-715 (2010) | Journal

Demonstration of Coherent-State Discrimination Using a Displacement-Controlled Photon-Number-Resolving Detector

Christoffer Wittmann, Ulrik L. Andersen, Masahiro Takeoka, Denis Sych, Gerd Leuchs

PHYSICAL REVIEW LETTERS 104(10) 100505 (2010) | Journal

Transverse angular momentum of photons

Andrea Aiello, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW A 81(5) 053838 (2010) | Journal

Quantum optical coherence can survive photon losses using a continuous-variable quantum erasure-correcting code

Mikael Lassen, Metin Sabuncu, Alexander Huck, Julien Niset, Gerd Leuchs, Nicolas J. Cerf, Ulrik L. Andersen

NATURE PHOTONICS 4(10) 700-705 (2010) | Journal

Environment-assisted quantum-information correction for continuous variables

Metin Sabuncu, Radim Filip, Gerd Leuchs, Ulrik L. Andersen

PHYSICAL REVIEW A 81(1) 012325 (2010) | Journal

Nanobore PCF Maintaining Cylindrically Polarized Modes

T. G. Euser, N. Y. Joly, C. Gabriel, C. Marquardt, L. Y. Zang, P. Banzer, A. Brenn, D. Elser, M. Foertsch, S. Rammler, et al.

2010 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (QELS) (2010)

Hacking commercial quantum cryptography systems by tailored bright illumination

Lars Lydersen, Carlos Wiechers, Christoffer Wittmann, Dominique Elser, Johannes Skaar, Vadim Makarov

NATURE PHOTONICS 4(10) 686-689 (2010) | Journal

Witnessing effective entanglement over 2km of optical fiber

Christoffer Wittmann, Josef Fuerst, Carlos Wiechers, Dominique Elser, Hauke Haeseler, Norbert Luetkenhaus, Gerd Leuchs

2010 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (QELS) (2010)


2009

Quadrature measurements of a bright squeezed state via sideband swapping

Jessica Schneider, Oliver Gloeckl, Gerd Leuchs, Ulrik L. Andersen

OPTICS LETTERS 34(8) 1186-1188 (2009)

Feasibility of free space quantum key distribution with coherent polarization states

D. Elser, T. Bartley, B. Heim, Ch Wittmann, D. Sych, G. Leuchs

NEW JOURNAL OF PHYSICS 11 045014 (2009) | Journal

Microwave whispering-gallery resonator for efficient optical up-conversion

D. V. Strekalov, H. G. L. Schwefel, A. A. Savchenkov, A. B. Matsko, L. J. Wang, N. Yu

PHYSICAL REVIEW A 80(3) 033810 (2009) | Journal

Colloquium: The Einstein-Podolsky-Rosen paradox: From concepts to applications

M. D. Reid, P. D. Drummond, W. P. Bowen, E. G. Cavalcanti, P. K. Lam, H. A. Bachor, U. L. Andersen, G. Leuchs

REVIEWS OF MODERN PHYSICS 81(4) 1727-1751 (2009) | Journal

Nonparaxial polarizers

Andrea Aiello, Christoph Marquardt, Gerd Leuchs

OPTICS LETTERS 34(20) 3160-3162 (2009)

Continuous Variable Entanglement Distillation of Non-Gaussian States

Mikael Lassen, Ruifang Dong, Joel Heersink, Christoph Marquardt, Radim Filip, Gerd Leuchs, Ulrik L. Andersen

AIP Conference Proceedings 1110 177-180 (2009)

Transverse Angular Momentum and Geometric Spin Hall Effect of Light

Andrea Aiello, Norbert Lindlein, Christoph Marquardt, Gerd Leuchs

PHYSICAL REVIEW LETTERS 103(10) 100401 (2009) | Journal

Continuous Variable Entanglement and Squeezing of Orbital Angular Momentum States

M. Lassen, G. Leuchs, U. L. Andersen

PHYSICAL REVIEW LETTERS 102(16) 163602 (2009) | Journal

Correlation measurement of squeezed light

Leonid A. Krivitsky, Ulrik L. Andersen, Ruifang Dong, Alexander Huck, Christoffer Wittmann, Gerd Leuchs

PHYSICAL REVIEW A 79(3) 033828 (2009) | Journal


2008

Electronic noise-free measurements of squeezed light

Leonid A. Krivitsky, Ulrik L. Andersen, Ruifang Dong, Alexander Huck, Christoffer Wittmann, Gerd Leuchs

OPTICS LETTERS 33(20) 2395-2397 (2008) | Journal

Demonstration of a Quantum Nondemolition Sum Gate

Jun-ichi Yoshikawa, Yoshichika Miwa, Alexander Huck, Ulrik L. Andersen, Peter van Loock, Akira Furusawa

PHYSICAL REVIEW LETTERS 101(25) 250501 (2008) | Journal

Experimental Demonstration of Continuous Variable Entanglement Distillation

R. F. Dong, M. Lassen, Ch. Marquardt, R. Filip, U. L. Andersen, G. Leuchs

2008 CONFERENCE ON LASERS AND ELECTRO-OPTICS & QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE, VOLS 1-9 3621-3622 (2008)

Experimental Demonstration of Macroscopic Quantum Coherence in Gaussian States

Ch. Marquardt, U. L. Andersen, G. Leuchs, Y. Takeno, M. Yukawa, H. Yonezawa, A. Furusawa

2008 CONFERENCE ON LASERS AND ELECTRO-OPTICS & QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE, VOLS 1-9 3135-3136 (2008)

Experimental entanglement distillation of mesoscopic quantum states

Ruifang Dong, Mikael Lassen, Joel Heersink, Christoph Marquardt, Radim Filip, Gerd Leuchs, Ulrik L. Andersen

NATURE PHYSICS 4(12) 919-923 (2008) | Journal

Experimental evidence for Raman-induced limits to efficient squeezing in optical fibers

Ruifang Dong, Joel Heersink, Joel F. Corney, Peter D. Drummond, Ulrik L. Andersen, Gerd Leuchs

OPTICS LETTERS 33(2) 116-118 (2008) | Journal

Quantum filtering of optical coherent states

C. Wittmann, D. Elser, U. L. Andersen, R. Filip, P. Marek, G. Leuchs

PHYSICAL REVIEW A 78(3) 032315 (2008) | Journal

Experimentally feasible quantum erasure-correcting code for continuous variables

J. Niset, U. L. Andersen, N. J. Cerf

PHYSICAL REVIEW LETTERS 101(13) 130503 (2008) | Journal

Experimental continuous-variable cloning of partial quantum information

Metin Sabuncu, Gerd Leuchs, Ulrik L. Andersen

PHYSICAL REVIEW A 78(5) 052312 (2008) | Journal


2007

Optical amplification at the quantum limit

Ulrik L. Andersen, Gerd Leuchs

JOURNAL OF MODERN OPTICS 54(16-17) 2351-2356 (2007) | Journal

Guided acoustic wave Brillouin scattering in photonic crystal fibers

D. Elser, Ch Wittmann, U. L. Andersen, O. Gloeckl, S. Lorenz, Ch Marquardt, G. Leuchs

Journal of Physics Conference Series 92 012108 (2007) | Journal

Demonstration of deterministic and high fidelity squeezing of quantum information

Jun-ichi Yoshikawa, Toshiki Hayashi, Takayuki Akiyama, Nobuyuki Takei, Alexander Huck, Ulrik L. Andersen, Akira Furusawa

PHYSICAL REVIEW A 76(6) 060301 (2007) | Journal

Quantum reconstruction of an intense polarization squeezed optical state

Ch. Marquardt, J. Heersink, R. Dong, M. V. Chekhova, A. B. Klimov, L. L. Sanchez-Soto, U. L. Andersen, G. Leuchs

PHYSICAL REVIEW LETTERS 99(22) 220401 (2007) | Journal

Experimental demonstration of macroscopic quantum coherence in Gaussian states

Christoph Marquardt, Ulrik L. Andersen, Gerd Leuchs, Yuishi Takeno, Mitsuyoshi Yukawa, Hidehiro Yonezawa, Akira Furusawa

PHYSICAL REVIEW A 76(3) 030101 (2007) | Journal

Experimental quantum cloning with continuous variables

Ulrik L. Andersen, Vincent Josse, Norbert Luetkenhaus, Gerd Leuchs

QUANTUM INFORMATION WITH CONTINOUS VARIABLES OF ATOMS AND LIGHT 305-322 (2007) | Journal

An efficient source of continuous variable polarization entanglement

Ruifang Dong, Joel Heersink, Jun-Ichi Yoshikawa, Oliver Gloeckl, Ulrik L. Andersen, Gerd Leuchs

NEW JOURNAL OF PHYSICS 9 410 (2007) | Journal

Generation of polarization squeezing with periodically poled KTP at 1064 nm

Mikael Lassen, Metin Sabuncu, Preben Buchhave, Ulrik L. Andersen

OPTICS EXPRESS 15(8) 5077-5082 (2007) | Journal


2006

Distillation of squeezing from non-Gaussian quantum states

J. Heersink, Ch. Marquardt, R. Dong, R. Filip, S. Lorenz, G. Leuchs, U. L. Andersen

PHYSICAL REVIEW LETTERS 96(25) 253601 (2006) | Journal

Verifying continuous-variable entanglement of intense light pulses

O Glockl, UL Andersen, G Leuchs

PHYSICAL REVIEW A 73(1) 012306 (2006) | Journal

Nonunity gain quantum nondemolition measurements based on measurement and repreparation

Jessica Schneider, Oliver Gloeckl, Gerd Leuchs, Ulrik L. Andersen

OPTICS LETTERS 31(17) 2628-2630 (2006) | Journal

Reduction of guided acoustic wave Brillouin scattering in photonic crystal fibers

D. Elser, U. L. Andersen, A. Korn, O. Gloeckl, S. Lorenz, Ch. Marquardt, G. Leuchs

PHYSICAL REVIEW LETTERS 97(13) 133901 (2006) | Journal

All-fibre source of continuous variable entangled light

A Nandan, M Sabuncu, J Heersink, O Glockl, G Leuchs, UL Andersen

INTERNATIONAL JOURNAL OF MODERN PHYSICS B 20(11-13) 1280-1286 (2006) | Journal

THE QUANTUM PROPERTIES OF MULTIMODE OPTICAL AMPLIFIERS REVISITED

G. Leuchs, U. L. Andersen, C. Fabre

Advances In Atomic Molecular and Optical Physics 53 139-149 (2006) | Journal


2005

Quantum information processing and communication : Strategic report on current status, visions and goals for research in Europe

Peter Zoller, Th. Beth, D. Binosi, R. Blatt, H. Briegel, D. Bruss, T. Calarco, J. Ignacio Cirac, D. Deutsch, J. Eisert, et al.

European Physical Journal D 36(2) 203-228 (2005) | Journal | PDF

Quantum information processing and communication - Strategic report on current status, visions and goals for research in Europe

P Zoller, T Beth, D Binosi, R Blatt, H Briegel, D Bruss, T Calarco, JI Cirac, D Deutsch, J Eisert, et al.

EUROPEAN PHYSICAL JOURNAL D 36(2) 203-228 (2005) | Journal

The effect of dissipation on nonclassical states of the radiation field

G Leuchs, UL Andersen

LASER PHYSICS 15(1) 129-134 (2005)

Experimental purification of coherent states

Ulrik Andersen, R Filip, J Fiurasek, V Josse, Gerd Leuchs

PHYSICAL REVIEW A 72(6) 060301 (2005) | Journal

Unconditional quantum cloning of coherent states with linear optics

Ulrik L. Andersen, V Josse, Gerd Leuchs

PHYSICAL REVIEW LETTERS 94(24) 240503 (2005) | Journal

Demonstration of the spatial separation of the entangled quantum sidebands of an optical field

EH Huntington, GN Milford, C Robilliard, TC Ralph, O Glockl, Ulrik L. Andersen, S Lorenz, Gerd Leuchs

PHYSICAL REVIEW A 71(4) 041802 (2005) | Journal

Efficient polarization squeezing in optical fibers

J Heersink, V Josse, G Leuchs, UL Andersen

OPTICS LETTERS 30(10) 1192-1194 (2005) | Journal


2004

Continuous-variable quantum key distribution using polarization encoding and post selection

S Lorenz, N Korolkova, G Leuchs

APPLIED PHYSICS B-LASERS AND OPTICS 79(3) 273-277 (2004) | Journal

Experimental demonstration of continuous variable quantum erasing

UL Andersen, O Glockl, S Lorenz, G Leuchs, R Filip

PHYSICAL REVIEW LETTERS 93(10) 100403 (2004) | Journal

Sub-shot-noise phase quadrature measurement of intense light beams

O Glockl, Ulrik L. Andersen, S Lorenz, Christine Silberhorn, N Korolkova, Gerd Leuchs

OPTICS LETTERS 29(16) 1936-1938 (2004) | Journal

Squeezing based on nondegenerate frequency doubling internal to a realistic laser

UL Andersen, P Tidemand-Lichtenberg, P Buchhave

PHYSICAL REVIEW A 69(1) 013808 (2004) | Journal

All-fibre source of amplitude squeezed light pulses

M Meissner, C Marquardt, J Heersink, T Gaber, A Wietfeld, G Leuchs, UL Andersen

JOURNAL OF OPTICS B-QUANTUM AND SEMICLASSICAL OPTICS 6(8) PII S1464-4266(04)77542-4 S652-S657 (2004) | Journal


2003

Polarization squeezing of intense pulses with a fiber-optic Sagnac interferometer

J Heersink, T Gaber, S Lorenz, O Glockl, N Korolkova, Gerd Leuchs

PHYSICAL REVIEW A 68(1) 013815 (2003) | Journal

A pulsed source of continuous variable polarization entanglement

O Glockl, J Heersink, N Korolkova, Gerd Leuchs, S Lorenz

JOURNAL OF OPTICS B-QUANTUM AND SEMICLASSICAL OPTICS 5(4) PII S1464-4266(03)59741-5 S492-S496 (2003)

Quantum interferometry with intense optical pulses

Gerd Leuchs, Christine Silberhorn, O Glockl, Christoph Marquardt, N Korolkova

FORTSCHRITTE DER PHYSIK-PROGRESS OF PHYSICS 51(4-5) 409-413 (2003) | Journal

Experiment towards continuous-variable entanglement swapping: Highly correlated four-partite quantum state

O Glockl, S Lorenz, Christoph Marquardt, J Heersink, M Brownnutt, Christine Silberhorn, Q Pan, P van Loock, N Korolkova, Gerd Leuchs, et al.

PHYSICAL REVIEW A 68(1) 012319 (2003) | Journal


2002

Soliton backaction-evading measurement using spectral filtering

F Konig, B Buchler, T Rechtenwald, Gerd Leuchs, A Sizmann

PHYSICAL REVIEW A 66(4) 043810 (2002) | Journal

Mode structure and photon number correlations in squeezed quantum pulses

T Opatrny, N Korolkova, Gerd Leuchs

PHYSICAL REVIEW A 66(5) 053813 (2002) | Journal

Quantum key distribution with bright entangled beams

Christine Silberhorn, N Korolkova, Gerd Leuchs

PHYSICAL REVIEW LETTERS 88(16) 167902 (2002) | Journal

Direct experimental test of non-separability and other quantum techniques using continuous variables of light

N Korolkova, Christine Silberhorn, O Glockl, S Lorenz, Christoph Marquardt, Gerd Leuchs

EUROPEAN PHYSICAL JOURNAL D 18(2) 229-235 (2002) | Journal

Polarization squeezing and continuous-variable polarization entanglement

N Korolkova, Gerd Leuchs, R Loudon, TC Ralph, Christine Silberhorn

PHYSICAL REVIEW A 65(5) 052306 (2002) | Journal

Continuous variable quantum cryptography: Beating the 3 dB loss limit

Christine Silberhorn, TC Ralph, Norbert Lütkenhaus, Gerd Leuchs

PHYSICAL REVIEW LETTERS 89(16) 167901 (2002) | Journal


2001

The role of coherent effects in mode bistability of a gas laser in inhomogeneous medium

G Wasik, Gerd Leuchs

JOURNAL OF MODERN OPTICS 48(4) 671-684 (2001) | Journal

Time evolution of a quantum soliton in a Kerr medium

N Korolkova, R Loudon, G Gardavsky, MW Hamilton, Gerd Leuchs

JOURNAL OF MODERN OPTICS 48(8) 1339-1355 (2001) | Journal

Bright EPR-entangled beams for quantum communication

Christine Silberhorn, PK Lam, N Korolkova, Gerd Leuchs

QUANTUM COMMUNICATION, COMPUTING, AND MEASUREMENT 3 443-447 (2001)

Squeezed light from microstructured fibres: towards free-space quantum cryptography

S Lorenz, Christine Silberhorn, N Korolkova, RS Windeler, Gerd Leuchs

APPLIED PHYSICS B-LASERS AND OPTICS 73(8) 855-859 (2001) | Journal

Generation of continuous variable Einstein-Podolsky-Rosen entanglement via the Kerr nonlinearity in an optical fiber

Christine Silberhorn, PK Lam, O Weiss, F Konig, N Korolkova, Gerd Leuchs

PHYSICAL REVIEW LETTERS 86(19) 4267-4270 (2001) | Journal


1999

The optical Kerr effect and quantum optics in fibers

A Sizmann, Gerd Leuchs

Progress in Optics 39 373-469 (1999) | Book Chapter

Scheme for the generation of entangled solitons for quantum communication

Gerd Leuchs, TC Ralph, Christine Silberhorn, N Korolkova

JOURNAL OF MODERN OPTICS 46(14) 1927-1939 (1999) | Journal


1998

Photon-number squeezed solitons from an asymmetric fiber-optic sagnac interferometer

S Schmitt, J Ficker, M Wolff, F Konig, A Sizmann, Gerd Leuchs

PHYSICAL REVIEW LETTERS 81(12) 2446-2449 (1998) | Journal

Fibre-optic photon-number squeezing in the normal group-velocity dispersion regime

F Konig, S Spalter, IL Shumay, A Sizmann, T Fauster, Gerd Leuchs

JOURNAL OF MODERN OPTICS 45(12) 2425-2431 (1998) | Journal

Noise-free quantum-nondemolition measurement using optical solitons

JM Courty, S Spalter, F Konig, A Sizmann, Gerd Leuchs

PHYSICAL REVIEW A 58(2) 1501-1508 (1998) | Journal

Observation of multimode quantum correlations in fiber optical solitons

S Spalter, N Korolkova, F Konig, A Sizmann, Gerd Leuchs

PHYSICAL REVIEW LETTERS 81(4) 786-789 (1998) | Journal

Photon-number noise of spectrally filtered optical solitons

A Sizmann, S Spalter, M Burk, U Strossner, M Bohm, Gerd Leuchs

SOLID-STATE SCIENCE AND TECHNOLOGY LIBRARY 5 103-115 (1998)

Propagation of quantum properties of sub-picosecond solitons in a fiber

S Spalter, M Burk, U Strossner, A Sizmann, Gerd Leuchs

OPTICS EXPRESS 2(3) 77-83 (1998) | Journal


1997

Self-starting soliton-modelocked femtosecond Cr(4+):YAG laser using an antiresonant Fabry-Perot saturable absorber

S Spalter, M Bohm, M Burk, B Mikulla, R Fluck, ID Jung, G Zhang, U Keller, A Sizmann, Gerd Leuchs, et al.

APPLIED PHYSICS B-LASERS AND OPTICS 65(3) 335-338 (1997) | Journal

Photon number squeezing of spectrally filtered sub-picosecond optical solitons

S Spalter, M Burk, U Strossner, M Bohm, A Sizmann, Gerd Leuchs

EUROPHYSICS LETTERS 38(5) 335-340 (1997) | Journal

Quantum non-demolition measurements with optical solitons

S Spalter, Peter van Loock, A Sizmann, Gerd Leuchs

APPLIED PHYSICS B-LASERS AND OPTICS 64(2) 213-218 (1997) | Journal

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