Entanglement-based continuous-variable quantum key distribution with multimode states and detectors

Vladyslav C. Usenko, Laszlo Ruppert, Radim Filip

Efficiency vs. multi-photon contribution test for quantum dots

Ana Predojevic, Miroslav Jezek, Tobias Huber +5

Quantum Non-Gaussian Multiphoton Light

Ivo Straka, Lukáš Lachman, Josef Hloušek +4

Relation between complementarity and nonlocality under decoherence

Radim Filip

Deterministic nonlinear phase gates induced by a single qubit

Kimin Park, Petr Marek, Radim Filip

Optomechanical oscillator controlled by variation in its heat bath temperature

Michal Kolář, Artem Ryabov, Radim Filip

Noise-Powered Probabilistic Concentration of Phase Information

Mario A. Usuga, Christian R. Mueller, Christoffer Wittmann +5

Nonlocal quantum gate on quantum continuous variables with minimum resources

Shota Yokoyama, Ryuji Ukai, Jun-ichi Yoshikawa +3

Heralded Source of Bright Multi-mode Mesoscopic Sub-Poissonian Light

Timur Sh. Iskhakov, Vladyslav C. Usenko, Ulrik L. Andersen +3

Optimization of security costs in nested purification protocol

Radim Filip

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

Vladyslav C. Usenko, Bettina Heim, Christian Peuntinger +4

Experimental entanglement distillation of mesoscopic quantum states

Ruifang Dong, Mikael Lassen, Joel Heersink +4

Experimental test of quantum non-Gaussianity of heralded single photon state

Miroslav Jezek, Ivo Straka, Michal Micuda +3

Quantum non-Gaussianity from a large ensemble of single photon emitters

Lukáš Lachman, Radim Filip

Thermally induced passage and current of particles in a highly unstable optical potential

Artem Ryabov, Pavel Zemanek, Radim Filip

Experimental realization of a dynamic squeezing gate

Kazunori Miyata, Hisashi Ogawa, Petr Marek +4

Steady-state coherences by composite system-bath interactions

Giacomo Guarnieri, Michal Kolar, Radim Filip

Robustness of quantum key distribution with discrete and continuous variables to channel noise

Mikołaj Lasota, Radim Filip, Vladyslav C. Usenko

Decoherence control by quantum decoherence itself

Katarzyna Roszak, Radim Filip, Tomáš Novotný

Noise excess free record/upload of non-classical states to continuous-variable quantum memory

Radim Filip

Entanglement concentration after a multi-interactions channel

Eleonora Nagali, Fabio Sciarrino, Francesco De Martini +2

Phase-selective reversible quantum decoherence in cavity QED experiment

Radim Filip

Improving teleportation of continuous variables by local operations

Ladislav Mišta, Radim Filip

Experimental demonstration of continuous variable quantum erasing

Ulrik L. Andersen, Oliver Glöckl, Stefan Lorenz +2

Pulsed quantum interaction between two distant mechanical oscillators

Nikita Vostrosablin, Andrey A. Rakhubovsky, Radim Filip

Estimation of nonclassical independent Gaussian processes by classical interferometry

László Ruppert, Radim Filip

Squeezer-based pulsed optomechanical interface

Andrey A. Rakhubovsky, Nikita Vostrosablin, Radim Filip

Nonclassical states of levitated macroscopic objects beyond the ground state

Andrey A. Rakhubovsky, Darren W. Moore, Radim Filip

Improved storage of coherent and squeezed states in imperfect ring cavity

Petr Marek, Radim Filip

Estimation of covariance matrix of macroscopic quantum states

László Ruppert, Vladyslav C. Usenko, Radim Filip

Continuous variable quantum key distribution with two-mode squeezed states

Lars S. Madsen, Vladyslav C. Usenko, Mikael Lassen +2

Quantum non-Gaussian Depth of Single-Photon States

Ivo Straka, Ana Predojević, Tobias Huber +8

Conditional implementation of asymmetrical universal quantum cloning machine

Radim Filip

Continuous-variable quantum non-demolishing interaction at a distance

Radim Filip

Non-unity gain minimal disturbance measurement

Metin Sabuncu, Ladislav Mišta, Jaromír Fiurášek +3

Universal measurement apparatus controlled by quantum software

Jaromir Fiurasek, Miloslav Dusek, Radim Filip

Noiseless conditional teleportation of a single photon

Maria Fuwa, Shunsuke Toba, Shuntaro Takeda +6

Experimental purification of coherent states

Ulrik L. Andersen, Radim Filip, Jaromir Fiurasek +2

Conditional cooling limit for a quantum channel going through an incoherent environment

Ivo Straka, Martina Miková, Michal Mičuda +3

Entanglement of coherent states and decoherence

Radim Filip, Jaroslav Rehacek, Miloslav Dusek

Optical implementation of the encoding of two qubits to a single qutrit

Lucie Bartuskova, Antonin Cernoch, Radim Filip +3

Quantum communication with macroscopically bright nonclassical states

Vladyslav C. Usenko, Laszlo Ruppert, Radim Filip

Noise powered amplification in CV quantum key distribution

Petr Marek, Radim Filip

Simple optical measurement of the overlap and fidelity of quantum states: An experiment

Martin Hendrych, Miloslav Dusek, Radim Filip +1

Low-noise macroscopic twin beams

Timur Sh. Iskhakov, Vladyslav C. Usenko, Radim Filip +2

Continuous variable entanglement distillation of Non-Gaussian Mixed States

Ruifang Dong, Mikael Lassen, Joel Heersink +4

Entanglement localization after a coupling to incoherent noisy system

Fabio Sciarrino, Eleonora Nagali, Francesco De Martini +2

Multiphoton nonclassical light from clusters of single-photon emitters

Luo Qi, Mathieu Manceau, Andrea Cavanna +8

Bell-inequality violation with "thermal" radiation

Radim Filip, Miloslav Dusek, Jaromir Fiurasek +1

Continuous-variable Werner state: separability, nonlocality, squeezing and teleportation

Ladislav Mista, Radim Filip, Jaromir Fiurasek

Coherent-state phase concentration by quantum probabilistic amplification

Petr Marek, Radim Filip

Nonlinear potential of quantum oscillator induced by single photons

Kimin Park, Petr Marek, Radim Filip

Squeezing concentration for Gaussian states with unknown parameter

Radim Filip, Ladislav Mišta

Continuous-variable quantum key distribution with a leakage from state preparation

Ivan Derkach, Vladyslav C. Usenko, Radim Filip

Faithful quantum state transfer between weakly coupled qubits

Martina Miková, Ivo Straka, Michal Mičuda +5

Heat capacities of thermally manipulated mechanical oscillator at strong coupling

Michal Kolář, Artem Ryabov, Radim Filip

Brownian motion surviving in the unstable cubic potential and the role of Maxwell's demon

Luca Ornigotti, Artem Ryabov, Viktor Holubec +1

Generation and characterization of resource state for nonlinear cubic phase gate

Mitsuyoshi Yukawa, Kazunori Miyata, Hidehiro Yonezawa +3

Nonlocality degradation of two-mode squeezed vacuum in absorbing optical fibers

Radim Filip, L. Mista

Experimental Demonstration of Squeezed State Quantum Averaging

Mikael Lassen, Lars Skovgaard Madsen, Metin Sabuncu +2

Exploring a new regime for processing optical qubits: squeezing and unsqueezing single photons

Yoshichika Miwa, Jun-ichi Yoshikawa, Noriaki Iwata +5

Implementation of a quantum cubic gate by adaptive non-Gaussian measurement

Kazunori Miyata, Hisashi Ogawa, Petr Marek +4

Faithful hierarchy of genuine $n$-photon quantum non-Gaussian light

Lukáš Lachman, Ivo Straka, Josef Hloušek +2

The paper proposes and experimentally demonstrates a hierarchical, loss‑tolerant method to certify genuine n‑photon quantum non‑Gaussian light, successfully witnessing 3‑photon non…

Diffusing Up the Hill: Dynamics and Equipartition in Highly Unstable Systems

Martin Šiler, Luca Ornigotti, Oto Brzobohatý +5

Deterministic nonlinear gates with oscillators mediated by a qubit

Kimin Park, Petr Marek, Radim Filip

Sufficiency of quantum non-Gaussianity for discrete-variable quantum key distribution over noisy channel

Mikołaj Lasota, Radim Filip, Vladyslav C. Usenko

Quantum partial teleportation as optimal cloning at a distance

Radim Filip

Screening of qubit from zero-temperature reservoir

Radim Filip

Noise resilient quantum interface based on QND interaction

Petr Marek, Radim Filip

A device for feasible fidelity, purity, Hilbert-Schmidt distance and entanglement witness measurements

Radim Filip

Direct observation of phase sensitive Hong-Ou-Mandel interference

Petr Marek, Petr Zapletal, Radim Filip +5

Partial deterministic non-demolition Bell measurement

Ladislav Mišta, Radim Filip

Demonstration of reversible phase-insensitive optical amplifier

Jun-ichi Yoshikawa, Yoshichika Miwa, Radim Filip +1

Deterministic implementation of weak quantum cubic nonlinearity

Petr Marek, Radim Filip, Akira Furusawa

Experimental entanglement restoration on entanglement-breaking channels

Fabio Sciarrino, Eleonora Nagali, Francesco De Martini +2

Highly asymmetric quantum cloning in arbitrary dimension

Jaromir Fiurasek, Radim Filip, Nicolas J. Cerf

Environmental Assisted Quantum Information Correction for Continuous Variables

Metin Sabuncu, Radim Filip, Gerd Leuchs +1

Continuous-variable teleportation of a negative Wigner function

Ladislav Mišta, Radim Filip, Akira Furusawa

Visibility bound caused by a distinguishable noise particle

Miroslav Gavenda, Lucie Celechovska, Jan Soubusta +2

Preventing side-channel effects in continuous-variable quantum key distribution

Ivan Derkach, Vladyslav C. Usenko, Radim Filip

Light-matter quantum interferometry with homodyne detection

László Ruppert, Radim Filip

Testing sequential quantum measurements: how can maximal knowledge be extracted?

Eleonora Nagali, Simone Felicetti, Pierre-Louis de Assis +3

Reversing Quantum Nondemolition Interaction as Quantum Erasing

Yoshichika Miwa, Jun-ichi Yoshikawa, Ryuji Ukai +2

Criteria for single photon sources with variable nonclassicality threshold

Lukáš Lachman, Radim Filip

The paper introduces adjustable linear‑optical tests with single‑photon detectors that form a hierarchy of nonclassicality criteria for evaluating single‑photon sources, extending…

Long-distance continuous-variable quantum key distribution with efficient channel estimation

László Ruppert, Vladyslav C. Usenko, Radim Filip

Qubit carriers with internal degrees of freedom in a non-factorable state

Martina Mikova, Helena Fikerova, Ivo Straka +4

Generating superposition of up-to three photons for continuous variable quantum information processing

Mitsuyoshi Yukawa, Kazunori Miyata, Takahiro Mizuta +4

Entanglement concentration of continuous variable quantum states

Jaromir Fiurasek, Ladislav Mista, Radim Filip

Pulsed quantum continuous-variable optoelectromechanical transducer

Nikita Vostrosablin, Andrey A. Rakhubovsky, Radim Filip

Gaussian error correction of quantum states in a correlated noisy channel

Mikael Lassen, Adriano Berni, Lars S. Madsen +2

Squeezed-state quantum key distribution upon imperfect reconciliation

Vladyslav C. Usenko, Radim Filip

Deterministic nonclassicality for quantum mechanical oscillators in thermal states

Petr Marek, Lukas Lachman, Lukas Slodicka +1

Pure single photons from a trapped atom source

Daniel B. Higginbottom, Lukáš Slodička, Gabriel Araneda +4

Trusted Noise in Continuous-Variable Quantum Key Distribution: a Threat and a Defense

Vladyslav C. Usenko, Radim Filip

Photon-phonon-photon transfer in optomechanics

Andrey A. Rakhubovsky, Radim Filip

Nonclassical light from a large number of independent single-photon emitters

Lukáš Lachman, Lukáš Slodička, Radim Filip

Quantum noise eater for a single photonic qubit

Miroslav Gavenda, Lucie Čelechovská, Miloslav Dušek +1

General implementation of arbitrary nonlinear quadrature phase gates

Petr Marek, Radim Filip, Hisashi Ogawa +4

Probabilistic Cloning of Coherent States without a Phase Reference

Christian R. Müller, Christoffer Wittmann, Petr Marek +4

Feasibility of continuous-variable quantum key distribution with noisy coherent states

Vladyslav C. Usenko, Radim Filip