Publications (87)
Local readout enhancement for detuned signal-recycling interferometers
Henning Rehbein, Helge Mueller-Ebhardt, Kentaro Somiya +4
Squeezed states of light and their applications in laser interferometers
Roman Schnabel
Optical Absorption Measurements on Crystalline Silicon at 1550nm
Jessica Steinlechner, Christoph Krüger, Nico Lastzka +3
High-bandwidth squeezed light at 1550 nm from a compact monolithic PPKTP cavity
Stefan Ast, Moritz Mehmet, Roman Schnabel
Cancellation of lateral displacement noise of 3-port gratings for coupling light to cavities
Melanie Meinders, Stefanie Kroker, Amrit Pal Singh +4
Continuous-wave non-classical light with GHz squeezing bandwidth
Stefan Ast, Aiko Samblowski, Moritz Mehmet +3
Einstein-Podolsky-Rosen - entangled motion of two massive objects
Roman Schnabel
Tomographic readout of an opto-mechanical interferometer
Henning Kaufer, Andreas Sawadsky, Tobias Westphal +2
Measuring small absorptions exploiting photo-thermal self-phase modulation
Nico Lastzka, Jessica Steinlechner, Sebastian Steinlechner +1
Broadband squeezing of quantum noise in a Michelson interferometer with Twin-Signal-Recycling
André Thüring, Christian Gräf, Henning Vahlbruch +3
Quantum noise of a Michelson-Sagnac interferometer with translucent mechanical oscillator
Kazuhiro Yamamoto, Daniel Friedrich, Tobias Westphal +5
The GEO600 squeezed light source
Henning Vahlbruch, Alexander Khalaidovski, Nico Lastzka +3
Generalized analysis of quantum noise and dynamic back-action in signal-recycled Michelson-type laser interferometers
Farid Ya. Khalili, Sergey P. Tarabrin, Roman Schnabel +1
Observation of generalized optomechanical coupling and cooling on cavity resonance
Andreas Sawadsky, Henning Kaufer, Ramon Moghadas Nia +4
Measurement of optical losses in a high-finesse 300 m filter cavity for broadband quantum noise reduction in gravitational-wave detectors
Eleonora Capocasa, Yuefan Guo, Marc Eisenmann +15
Stable control of 10 dB two-mode squeezed vacuum states of light
Tobias Eberle, Vitus Händchen, Roman Schnabel
Thermal Noise Reduction and Absorption Optimisation via Multi-Material Coatings
Jessica Steinlechner, Iain W. Martin, Jim Hough +3
Gaussian Entanglement for Quantum Key Distribution from a Single-Mode Squeezing Source
Tobias Eberle, Vitus Händchen, Jörg Duhme +4
Iterative Entanglement Distillation: Approaching full Elimination of Decoherence
Boris Hage, Aiko Samblowski, James DiGuglielmo +2
On the mechanical quality factors of cryogenic test masses from fused silica and crystalline quartz
Anja Schroeter, Ronny Nawrodt, Roman Schnabel +11
Quantum engineering of squeezed states for quantum communication and metrology
Henning Vahlbruch, Simon Chelkowski, Karsten Danzmann +1
Quantum state preparation and macroscopic entanglement in gravitational-wave detectors
Helge Mueller-Ebhardt, Henning Rehbein, Chao Li +5
Engineering the Optical Spring via Intra-Cavity Optical-Parametric Amplification
Mikhail Korobko, Farid Ya. Khalili, Roman Schnabel
Quantum Enhancement of the Zero-Area Sagnac Interferometer Topology for Gravitational Wave Detection
Tobias Eberle, Sebastian Steinlechner, Jöran Bauchrowitz +5
Experimental demonstration of continuous variable polarization entanglement
Warwick P. Bowen, Nicolas Treps, Roman Schnabel +1
All-reflective coupling of two optical cavities with 3-port diffraction gratings
Oliver Burmeister, Michael Britzger, André Thüring +4
A graphical description of optical parametric generation of squeezed states of light
Joeran Bauchrowitz, Tobias Westphal, Roman Schnabel
Stokes operator squeezed continuous variable polarization states
Roman Schnabel, Warwick P. Bowen, Nicolas Treps +3
Two Color Entanglement
Aiko Samblowski, Christina E. Laukötter, Nicolai Grosse +2
Experimental entanglement distribution by separable states
Christina E. Vollmer, Daniela Schulze, Tobias Eberle +3
Quantum-Dense Metrology
Sebastian Steinlechner, Jöran Bauchrowitz, Melanie Meinders +3
Observation of squeezed states with strong photon number oscillations
Moritz Mehmet, Henning Vahlbruch, Nico Lastzka +2
Optical Absorption Measurement at 1550 nm on a Highly-Reflective Si/SiO$_2$ Coating Stack
Jessica Steinlechner, Alexander Khalaidovski, Roman Schnabel
Coherent control of broadband vacuum squeezing
Simon Chelkowski, Henning Vahlbruch, Karsten Danzmann +1
Creation of a quantum oscillator by classical control
Stefan Danilishin, Helge Müller-Ebhardt, Henning Rehbein +7
Indication for dominating surface absorption in crystalline silicon test masses at 1550nm
Alexander Khalaidovski, Jessica Steinlechner, Roman Schnabel
Preparation of distilled and purified continuous variable entangled states
Boris Hage, Aiko Samblowski, James DiGuglielmo +3
Long-term stable squeezed vacuum state of light for gravitational wave detectors
Alexander Khalaidovski, Henning Vahlbruch, Nico Lastzka +4
Double optical spring enhancement for gravitational wave detectors
Henning Rehbein, Helge Mueller-Ebhardt, Kentaro Somiya +4
Squeezed-input, optical-spring, signal-recycled gravitational-wave detectors
Jan Harms, Yanbei Chen, Simon Chelkowski +4
The critical Kerr non-linear optical cavity in the presence of internal loss and driving noise
Andre Thuering, Roman Schnabel
Realization of a monolithic high-reflectivity cavity mirror from a single silicon crystal
Frank Brückner, Daniel Friedrich, Tina Clausnitzer +6
Multiple copy distillation and purification of phase diffused squeezed states
Petr Marek, Jaromir Fiurasek, Boris Hage +3
Quantum non-Gaussianity of frequency up-converted single photons
Christoph Baune, Axel Schönbeck, Aiko Samblowski +2
High-efficiency frequency doubling of continuous-wave laser light
Stefan Ast, Ramon Moghadas Nia, Axel Schönbeck +6
Fundamental quantum interferometry bound for the squeezed-light-enhanced gravitational-wave detector GEO600
Rafal Demkowicz-Dobrzanski, Konrad Banaszek, Roman Schnabel
Negative Wigner function at telecommunication wavelength from homodyne detection
Christoph Baune, Jaromir Fiurasek, Roman Schnabel
Demonstration of a squeezed light enhanced power- and signal-recycled Michelson interferometer
Henning Vahlbruch, Simon Chelkowski, Boris Hage +3
Experimental characterization of frequency dependent squeezed light
Simon Chelkowski, Henning Vahlbruch, Boris Hage +4
Strong Einstein-Podolsky-Rosen steering with unconditional entangled states
Sebastian Steinlechner, Jöran Bauchrowitz, Tobias Eberle +1
Interferometer readout-noise below the Standard Quantum Limit of a membrane
Tobias Westphal, Daniel Friedrich, Henning Kaufer +7
Experimental characterization of Gaussian quantum communication channels
James DiGuglielmo, Boris Hage, Alexander Franzen +2
Birefringence Measurements on Crystalline Silicon
Christoph Krüger, Daniel Heinert, Alexander Khalaidovski +4
Weak-signal conversion from 1550nm to 532nm with 84% efficiency
Aiko Samblowski, Christina E. Vollmer, Christoph Baune +2
Entanglement of macroscopic test masses and the Standard Quantum Limit in laser interferometry
Helge Mueller-Ebhardt, Henning Rehbein, Roman Schnabel +2
Invariance of waveguide grating mirrors to lateral displacement phase shifts
Daniel Brown, Daniel Friedrich, Frank Brückner +3
Dissipative Optomechanics in a Michelson--Sagnac Interferometer
André Xuereb, Roman Schnabel, Klemens Hammerer
Mitigating mode-matching loss in nonclassical laser interferometry
Sebastian Steinlechner, Niels-Ole Rohweder, Mikhail Korobko +3
Polarization Squeezing of Continuous Variable Stokes Parameters
Warwick P. Bowen, Roman Schnabel, Hans -A. Bachor +1
Unconditional entanglement interface for quantum networks
Christoph Baune, Jan Gniesmer, Sacha Kocsis +4
Continuous variable polarization entanglement, experiment and analysis
Warwick P. Bowen, Nicolas Treps, Roman Schnabel +2
Reduction of Classical Measurement Noise via Quantum-Dense Metrology
Melanie Ast, Sebastian Steinlechner, Roman Schnabel
Gaussian entanglement distribution with gigahertz bandwidth
Stefan Ast, Melanie Ast, Moritz Mehmet +1
Squeezed light at 1550 nm with a quantum noise reduction of 12.3 dB
Moritz Mehmet, Stefan Ast, Tobias Eberle +3
Diffractively coupled Fabry-Perot resonator with power-recycling
Michael Britzger, Daniel Friedrich, Stefanie Kroker +6
Efficient entanglement distillation without quantum memory
Daniela Abdelkhalek, Mareike Syllwasschy, Nicolas J. Cerf +2
Status of the GEO 600 squeezed-light laser
Alexander Khalaidovski, Henning Vahlbruch, Nico Lastzka +5
Observation of entanglement between two light beams spanning an octave in optical frequency
Nicolai B. Grosse, Syed Assad, Moritz Mehmet +3
Waveguide grating mirror in a fully suspended 10 meter Fabry-Perot cavity
Daniel Friedrich, Bryan W. Barr, Frank Brückner +14
Continuous-Variable Protocol for Oblivious Transfer in the Noisy-Storage Model
Fabian Furrer, Tobias Gehring, Christian Schaffner +3
Coherent control of vacuum squeezing in the Gravitational-Wave Detection Band
Henning Vahlbruch, Simon Chelkowski, Boris Hage +3
Observation of one-way Einstein-Podolsky-Rosen steering
Vitus Händchen, Tobias Eberle, Sebastian Steinlechner +4
Markov Chain Monte Carlo Estimation of Quantum States
James DiGuglielmo, Chris Messenger, Jaromir Fiurasek +4
Experimental investigation of continuous variable quantum teleportation
Warwick P. Bowen, Nicolas Treps, Ben C. Buchler +5
Anomalous dynamic back-action in interferometers
Sergey P. Tarabrin, Henning Kaufer, Farid Ya. Khalili +2
Observation of continuous-wave squeezed light at 1550 nm
Moritz Mehmet, Sebastian Steinlechner, Tobias Eberle +4
Sensitivity improvement of a laser interferometer limited by inelastic back-scattering, employing dual readout
Melanie Meinders, Roman Schnabel
Strong Einstein-Podolsky-Rosen entanglement from a single squeezed light source
Tobias Eberle, Vitus Händchen, Jörg Duhme +3
Observation of squeezed light with 10dB quantum noise reduction
Henning Vahlbruch, Moritz Mehmet, Nico Lastzka +6
Michelson interferometer with diffractively-coupled arm resonators in second-order Littrow configuration
Michael Britzger, Maximilian H. Wimmer, Alexander Khalaidovski +7
Beating the standard sensitivity-bandwidth limit of cavity-enhanced interferometers with internal squeezed-light generation
Mikhail Korobko, Lisa Kleybolte, Stefan Ast +3
Towards Einstein-Podolsky-Rosen quantum channel multiplexing
Boris Hage, Aiko Samblowski, Roman Schnabel
Strongly squeezed states at 532 nm based on frequency up-conversion
Christoph Baune, Jan Gniesmer, Axel Schönbeck +3
Length sensing and control of a Michelson interferometer with Power Recycling and Twin Signal Recycling cavities
Christian Gräf, André Thüring, Henning Vahlbruch +2
Squeezed-field injection for gravitational wave interferometers
Henning Vahlbruch, Simon Chelkowski, Boris Hage +3
The Gouy phase shift in nonlinear interactions of waves
Nico Lastzka, Roman Schnabel
Detuned Twin-Signal-Recycling for ultra-high precision interferometers
Andre Thuering, Roman Schnabel, Harald Lueck +1