Publications (109)
Single-photon source based on Rydberg exciton blockade
Mohammadsadegh Khazali, Khabat Heshami, Christoph Simon
On a linear optical implementation of non local product states and on their indistinguishability
Angelo Carollo, G. Massimo Palma, Christoph Simon +1
Creating single time-bin entangled photon pairs
Christoph Simon, Jean-Philippe Poizat
Long-Distance Entanglement Distribution with Single-Photon Sources
Nicolas Sangouard, Christoph Simon, Jiri Minar +3
Multi-Partite Entanglement Inequalities via Spin Vector Geometry
Gabriel A. Durkin, Christoph Simon
Creating and detecting micro-macro photon-number entanglement by amplifying and de-amplifying a single-photon entangled state
Roohollah Ghobadi, Alexander Lvovsky, Christoph Simon
Phase noise measurements in long fiber interferometers for quantum repeaters applications
JiÅà MináÅ, Hugues de Riedmatten, Christoph Simon +2
Natural Entanglement in Bose-Einstein Condensates
Christoph Simon
Focus on Quantum Memories
Gavin Brennen, Elisabeth Giacobino, Christoph Simon
Could Energy Decoherence due to Quantum Gravity be observed?
Christoph Simon, Dieter Jaksch
Robust long-distance entanglement and a loophole-free Bell test with ions and photons
Christoph Simon, William T. M. Irvine
Quantum Repeaters with Photon Pair Sources and Multi-Mode Memories
Christoph Simon, Hugues de Riedmatten, Mikael Afzelius +3
Detection loophole in asymmetric Bell experiments
Nicolas Brunner, Nicolas Gisin, Valerio Scarani +1
Towards a global quantum network
Christoph Simon
Violation of Bell's inequality under strict Einstein locality conditions
Gregor Weihs, Thomas Jennewein, Christoph Simon +2
Towards long-distance quantum networks with superconducting processors and optical links
Sourabh Kumar, Nikolai Lauk, Christoph Simon
The paper proposes a quantum‑repeater architecture that combines superconducting microwave cat‑state qubits with microwave‑to‑optical transduction using Er³⁺‑doped crystals and spe…
Creating cat states in one-dimensional quantum walks using delocalized initial states
Wei-Wei Zhang, Sandeep K. Goyal, Fei Gao +2
Optimal Quantum Cloning via Stimulated Emission
Christoph Simon, Gregor Weihs, Anton Zeilinger
The no-signaling condition and quantum dynamics
Christoph Simon, Vladimir Buzek, Nicolas Gisin
On the impossibility of faithfully storing single-photons with the three-pulse photon echo
Nicolas Sangouard, Christoph Simon, Jiri Minar +6
Proposal to demonstrate the non-locality of Bohmian mechanics with entangled photons
Boris Braverman, Christoph Simon
Cloning Entangled Qubits to Scales One Can See
Pavel Sekatski, Bruno Sanguinetti, Enrico Pomarico +2
Measuring small longitudinal phase shifts: weak measurements or standard interferometry?
Nicolas Brunner, Christoph Simon
Heralded amplification for precision measurements with spin ensembles
Nicolas Brunner, Eugene S. Polzik, Christoph Simon
Large Energy Superpositions via Rydberg Dressing
Mohammadsadegh Khazali, Hon Wai Lau, Adam Humeniuk +1
Prospective applications of optical quantum memories
Felix Bussieres, Nicolas Sangouard, Mikael Afzelius +3
Performing private database queries in a real-world environment using a quantum protocol
Philip Chan, Itzel Lucio-Martinez, Xiaofan Mo +2
On the quantification of entanglement in infinite-dimensional quantum systems
Jens Eisert, Christoph Simon, Martin B. Plenio
Quantum Storage and Retrieval of Light by Sweeping the Atomic Frequency
Hamidreza Kaviani, Mohammad Khazali, Roohollah Ghobadi +3
Robust and Efficient Quantum Repeaters with Atomic Ensembles and Linear Optics
Nicolas Sangouard, Christoph Simon, Bo Zhao +4
Photonic quantum memory using an intra-atomic frequency comb
G. P. Teja, Christoph Simon, Sandeep K. Goyal
Macroscopic superpositions via nested interferometry: finite temperature and decoherence considerations
Brian Pepper, Evan Jeffrey, Roohollah Ghobadi +2
Quantum Cryptography with Entangled Photons
Thomas Jennewein, Christoph Simon, Gregor Weihs +2
Entanglement Detection Based on Interference and Particle Counting
Geza Toth, Christoph Simon, Juan Ignacio Cirac
Electric control of collective atomic coherence in an Erbium doped solid
JiÅà MináÅ, Björn Lauritzen, Hugues de Riedmatten +3
Fock-state view of weak-value measurements and implementation with photons and atomic ensembles
Christoph Simon, Eugene S. Polzik
A solid state light-matter interface at the single photon level
Hugues de Riedmatten, Mikael Afzelius, Matthias Staudt +2
On the effective size of certain "Schrödinger cat'' like states
Wolfgang Dür, Christoph Simon, J. Ignacio Cirac
Feasibility of efficient room-temperature solid-state sources of indistinguishable single photons using ultrasmall mode volume cavities
Stephen Wein, Nikolai Lauk, Roohollah Ghobadi +1
Understanding quantum physics through simple experiments: from wave-particle duality to Bell's theorem
Ish Dhand, Adam D'Souza, Varun Narasimhachar +5
Non-destructive photon detection using a single rare earth ion coupled to a photonic cavity
Chris O'Brien, Tian Zhong, Andrei Faraon +1
Quantum Communication with Quantum Dot Spins
Christoph Simon, Yann-Michel Niquet, Xavier Caillet +3
Spectral multiplexing for scalable quantum photonics using an atomic frequency comb quantum memory and feed-forward control
Neil Sinclair, Erhan Saglamyurek, Hassan Mallahzadeh +8
Quantum experiments with human eyes as detectors based on cloning via stimulated emission
Pavel Sekatski, Nicolas Brunner, Cyril Branciard +2
Robustness of Multi-Party Entanglement
Christoph Simon, Julia Kempe
Can coarse measurements reveal macroscopic quantum effects?
Tian Wang, Roohollah Ghobadi, Sadegh Raeisi +1
Conscious observers clarify many worlds
Christoph Simon
Fundamental quantum optics experiments conceivable with satellites -- reaching relativistic distances and velocities
David Rideout, Thomas Jennewein, Giovanni Amelino-Camelia +14
Theory of cavity-enhanced non-destructive detection of photonic qubits in a solid-state atomic ensemble
Sumit Goswami, Khabat Heshami, Christoph Simon
Quantum repeaters with entangled coherent states
Nicolas Sangouard, Christoph Simon, Nicolas Gisin +3
Polarization Entanglement Purification using Spatial Entanglement
Christoph Simon, Jian-Wei Pan
Quantum repeaters based on atomic ensembles and linear optics
Nicolas Sangouard, Christoph Simon, Hugues de Riedmatten +1
Impedance-matched cavity quantum memory
Mikael Afzelius, Christoph Simon
Quantum Repeaters based on Single Trapped Ions
Nicolas Sangouard, Romain Dubessy, Christoph Simon
Raman quantum memory based on an ensemble of nitrogen-vacancy centers coupled to a microcavity
Khabat Heshami, Charles Santori, Behzad Khanaliloo +4
Towards a Room-Temperature Spin-Photon Interface based on Nitrogen-Vacancy centers and Optomechanics
Roohollah Ghobadi, Stephen Wein, Hamidreza Kaviani +2
Far-field linear optical superresolution via heterodyne detection in a higher-order local oscillator mode
Fan Yang, Arina Taschilina, E. S. Moiseev +2
Probabilistic instantaneous quantum computation
Caslav Brukner, Jian-Wei Pan, Christoph Simon +2
Can quantum physics help solve the hard problem of consciousness? A hypothesis based on entangled spins and photons
Christoph Simon
Comment on "Separability of quantum states and the violation of Bell-type inequalities"
Christoph Simon
Temporally multiplexed quantum repeaters with atomic gases
Christoph Simon, Hugues de Riedmatten, Mikael Afzelius
Lambda's, V's and optimal cloning with stimulated emission
Julia Kempe, Christoph Simon, Gregor Weihs
Cross-phase modulation of a probe stored in a waveguide for non-destructive detection of photonic qubits
Neil Sinclair, Khabat Heshami, Chetan Deshmukh +3
Precision of single-qubit gates based on Raman transitions
Xavier Caillet, Christoph Simon
Coherent frequency-down-conversion interface for quantum repeaters
Noé Curtz, Rob Thew, Christoph Simon +2
Transverse multi-mode effects on the performance of photon-photon gates
Bing He, Andrew MacRae, Yang Han +2
Purification of single-photon entanglement with linear optics
Nicolas Sangouard, Christoph Simon, Thomas Coudreau +1
Rate-loss analysis of an efficient quantum repeater architecture
Saikat Guha, Hari Krovi, Christopher A. Fuchs +4
Practical Quantum Repeaters with Parametric Down-Conversion Sources
Hari Krovi, Saikat Guha, Zachary Dutton +3
Photonic quantum memory in two-level ensembles based on modulating the refractive index in time: equivalence to gradient echo memory
James Clark, Khabat Heshami, Christoph Simon
Telecommunication-wavelength solid-state memory at the single photon level
Björn Lauritzen, JiÅà MináÅ, Hugues de Riedmatten +4
Hidden-variable theorems for real experiments
Christoph Simon, Caslav Brukner, Anton Zeilinger
Decomposition of split-step quantum walks for simulating Majorana modes and edge states
Wei-Wei Zhang, Sandeep K. Goyal, Christoph Simon +1
Analysis of a quantum memory for photons based on controlled reversible inhomogeneous broadening
Nicolas Sangouard, Christoph Simon, Mikael Afzelius +1
Proposal for the Creation and Optical Detection of Spin Cat States in Bose-Einstein Condensates
Hon Wai Lau, Zachary Dutton, Tian Wang +1
Creating Single Collective Atomic Excitations via Spontaneous Raman Emission in Inhomogeneously Broadened Systems : Beyond the Adiabatic Approximation
Carlo Ottaviani, Christoph Simon, Hugues de Riedmatten +4
Entangling Independent Photons by Time Measurement
Matthaeus Halder, Alexios Beveratos, Nicolas Gisin +3
Towards quantum superpositions of a mirror
William Marshall, Christoph Simon, Roger Penrose +1
Electron Spin Coherences in Rare-Earth Optically Excited States for Microwave to Optical Quantum Transducers
Sacha Welinski, Philip J. T. Woodburn, Nikolai Lauk +4
Fully Quantum Approach to Optomechanical Entanglement
Qing Lin, Bing He, R. Ghobadi +1
Two-photon dynamics in coherent Rydberg atomic ensemble
Bing He, A. V. Sharypov, Jiteng Sheng +2
Experimental Quantum Cloning of Single Photons
Antia Lamas-Linares, Christoph Simon, John C. Howell +1
Three-photon energy-time entanglement
Lynden K. Shalm, Deny R. Hamel, Zhizhong Yan +3
Practical private database queries based on a quantum key distribution protocol
Markus Jakobi, Christoph Simon, Nicolas Gisin +4
Realisation of Hardy's Thought Experiment
William T. M. Irvine, Juan F. Hodelin, Christoph Simon +1
Theory of an Entanglement Laser
Christoph Simon, Dik Bouwmeester
A feasible "Kochen-Specker" experiment with single particles
Christoph Simon, Marek Zukowski, Harald Weinfurter +1
Photon-photon gates in Bose-Einstein condensates
Arnaud Rispe, Bing He, Christoph Simon
Testing a Bell inequality in multi-pair scenarios
Jean-Daniel Bancal, Cyril Branciard, Nicolas Brunner +3
The Foundations of Quantum Information and Feasible Experiments
Christoph Simon
Feasible Entanglement Purification for Quantum Communication
Jian-Wei Pan, Christoph Simon, Caslav Brukner +1
Controllable-dipole quantum memory
Khabat Heshami, Adam Green, Yang Han +5
Demonstration of atomic frequency comb memory for light with spin-wave storage
Mikael Afzelius, Imam Usmani, Atia Amari +8
Coarse Graining Makes It Hard to See Micro-Macro Entanglement
Sadegh Raeisi, Pavel Sekatski, Christoph Simon
Multimode quantum memory based on atomic frequency combs
Mikael Afzelius, Christoph Simon, Hugues de Riedmatten +1
Demonstrating macroscopic entanglement based on Kerr non-linearities requires extreme phase resolution
Roohollah Ghobadi, Sadegh Raeisi, Christoph Simon
Why the two-pulse photon echo is not a good quantum memory protocol
Jérôme Ruggiero, Jean-Louis Le Gouët, Christoph Simon +1
Multi-Photon Entanglement Concentration and Quantum Cryptography
Gabriel A. Durkin, Christoph Simon, Dik Bouwmeester
Giant Optical Non-linearity induced by a Single Two-Level System interacting with a Cavity in the Purcell Regime
Alexia Auffeves-Garnier, Christoph Simon, Jean-Michel Gerard +1
Quantum repeaters based on Rydberg-blockade coupled atomic ensembles
Yang Han, Bing He, Khabat Heshami +2