Search Results - "Sych, D"

Optimization of Compressed Sampling in Single-Pixel Imaging by Sych, D. V.

“…Compressed sampling allows to accurately reconstruct a sparse signal even in case of incomplete signal measurements. In this paper, we apply this method to…”
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Experimental Realization of Quantum Tomography of Photonic Qudits via Symmetric Informationally Complete Positive Operator-Valued Measures by Bent, N., Qassim, H., Tahir, A. A., Sych, D., Leuchs, G., Sánchez-Soto, L. L., Karimi, E., Boyd, R. W.

“…Symmetric informationally complete positive operator-valued measures provide efficient quantum state tomography in any finite dimension. In this work, we…”
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Spatially Shaped Photons for Single-pixel Quantum Imaging by Sych, D. V., Averchenko, V. A.

“…Single-pixel imaging is a method for obtaining an image without multi-pixel sensors. In this method, an object of interest is illuminated by light that has…”
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Joint Eavesdropping on the BB84 Decoy State Protocol with an Arbitrary Passive Light-source Side Channel by Babukhin, D. V., Sych, D. V.

“…Passive light-source side channel in quantum key distribution (QKD) provides additional information to an eavesdropper via various non-operational degrees of…”
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Feasibility of free space quantum key distribution with coherent polarization states by Elser, D, Bartley, T, Heim, B, Wittmann, Ch, Sych, D, Leuchs, G

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Lower bounds for the time-bandwidth product of a single-photon pulse by Averchenko, V, Reiß, D A, Sych, D, Leuchs, G

“…Two complementary properties, such as frequency and duration of a pulse, cannot be precisely measured simultaneously. The lower bound on the time-bandwidth…”
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Atmospheric channel characteristics for quantum communication with continuous polarization variables by Heim, B., Elser, D., Bartley, T., Sabuncu, M., Wittmann, C., Sych, D., Marquardt, C., Leuchs, G.

“…We investigate the properties of an atmospheric channel for free space quantum communication with continuous polarization variables. In our prepare-and-measure…”
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Sub-shot-noise-limited fiber-optic quantum receiver by Shcherbatenko, M. L, Elezov, M. S, Sych, D. V, Goltsman, G. N

“…Phys. Rev. A 101, 032306 (2020) We experimentally demonstrate a quantum receiver based on Kennedy scheme for discrimination between two phase-modulated weak…”
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Single-pixel camera with a large-area microstrip superconducting single photon detector on a multimode fiber by Shcherbatenko, M., Elezov, M., Manova, N., Sedykh, K., Korneev, A., Korneeva, Yu, Dryazgov, M., Simonov, N., Feimov, A., Goltsman, G., Sych, D.

“…High sensitivity imaging at the level of single photons is an invaluable tool in many areas, ranging from microscopy to astronomy. However, development of…”
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Quantum key distribution with multi letter alphabets by Sych, D., Leuchs, G.

“…We present a new protocol for continuous variable quantum key distribution (CV QKD). The novelty of the protocol is a multi letter alphabet represented by…”
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MAINTAINING DUE PROCESS BY EXTENDING BRISTOL-MYERS SQUIBB CO. TO FEDERAL CLASS ACTIONS by Sych, Felicia D

“…In 2017, the U.S. Supreme Court issued its seminal decision in Bristol-Myers Squibb Co. v. Superior Court of California, subsequently altering the scope of…”
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Explicit attacks on BB84 with distinguishable photons by Babukhin, D, Kronberg, D, Sych, D

“…Distinguishability of photons in non-operational degrees of freedom compromises unconditional security of quantum key distribution since an eavesdropper can…”
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Applicability of QKD: TerraQuantum view on the NSA's scepticism by Sych, D, Kodukhov, A, Pastushenko, V, Kirsanov, N, Kronberg, D, Pflitsch, M

“…Quantum communication offers unique features that have no classical analog, in particular, it enables provably secure quantum key distribution (QKD). Despite…”
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Informational completeness of continuous-variable measurements by Sych, D., Řeháček, J., Hradil, Z., Leuchs, G., Sánchez-Soto, L. L.

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Informational completeness of continuous-variable measurements by Sych, D, Rehacek, J, Hradil, Z, Leuchs, G, Sanchez-Soto, L. L

“…We justify that homodyne tomography turns out to be informationally complete when the number of independent quadrature measurements is equal to the dimension…”
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Continuous phase-shift quantum key distribution by Sych, D., Leuchs, G.

“…In this paper we continue the idea of improving QKD by varying a quantum alphabet. We introduce a protocol for continuous variable QKD, where information is…”
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Quantum random numbers based on the vacuum state by Gabriel, C., Wittmann, C., Sych, D., Dong, R., Mauerer, W., Andersen, U. L., Marquardt, Ch, Leuchs, G.

“…We present a generator producing unique and truly random bit sequences based on the measurement of the quantum uncertainty of a continuous variable vacuum…”
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Quantum Key Distribution with Heterodyne Detection by Wittmann, C., Furst, J., Wiechers, C., Elser, D., Sych, D., Leuchs, G.

“…In this paper, we focus on the exchange of quantum states with a prototype setup and present estimated secret bit rates. The continuous-variable QKD protocol…”
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Feasibility of free space quantum key distribution with coherent polarization states by Elser, D, Bartley, T, Heim, B, Wittmann, Ch, Sych, D, Leuchs, G

“…New J. Phys. 11, 045014 (2009) We demonstrate for the first time the feasibility of free space quantum key distribution with continuous variables under real…”
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Mutually unbiased bases and generalized Bell states by Klimov, A. B, Sych, D, Sanchez-Soto, L. L, Leuchs, G

“…Phys. Rev. A 79, 052101 (2009) We employ a straightforward relation between mutually unbiased and Bell bases to extend the latter in terms of a direct…”
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