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Continuous variable

Gaussian interferometric power as a measure of continuous variable non Markovianity

Gaussian interferometric power as a measure of continuous variable non Markovianity

... for continuous-variable (CV) systems remains much less developed, despite the fact that CV systems, in particular, Gaussian states thereof, constitute fundamental and highly controllable resources for a ...

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Post-selection-based continuous variable quantum information processing

Post-selection-based continuous variable quantum information processing

... The discoveries of superposition and entanglement have spurred new perspectives for defining, encoding, manipulating, and transmitting information, which in turn has fos- tered a deeper understanding of the often ...

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Experimental advances in broadband continuous variable quantum key distribution

Experimental advances in broadband continuous variable quantum key distribution

... Key rate, the number of secure bits distributed per second, is a critical factor to ap- plications for quantum key distribution. BB84’s single photon communications means classically encrypted optical communications, ...

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Optimal continuous variable quantum teleportation with limited resources

Optimal continuous variable quantum teleportation with limited resources

... tinuous variable systems [3–5], where maximal entanglement can be obtained only in the unphysical limit of infinite energy [2, ...discrete variable systems, with uniformly sampled pure input states, a ...

6

"Ideal Parent" Structure Learning for Continuous Variable Bayesian Networks

"Ideal Parent" Structure Learning for Continuous Variable Bayesian Networks

... and continuous variable networks in particular, have become increas- ingly popular in recent years, largely due to advances in methods that facilitate automatic learning from ...for continuous ...

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Three Objective Programming with  Continuous Variable Genetic Algorithm

Three Objective Programming with Continuous Variable Genetic Algorithm

... The subject area of multiobjective optimization deals with the investigation of optimization prob- lems that possess more than one objective function. Usually, there does not exist a single solution that optimizes all ...

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Oscillation of solutions of impulsive neutral difference equations with continuous variable

Oscillation of solutions of impulsive neutral difference equations with continuous variable

... The oscillatory behavior of difference equations with continuous variable without im- pulses has been investigated by some authors, see, for example, [1–3, 5, 6]. However, to the present time, there exists ...

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Dynamical decoupling and homogenization of continuous variable systems

Dynamical decoupling and homogenization of continuous variable systems

... For continuous variable systems described by quadratic Hamiltonians instead we can always suppress the interaction with the environment without disturbing the system dynamics at the same ...

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The Control System Development of Electronic Mechanical Continuous Variable Transmission

The Control System Development of Electronic Mechanical Continuous Variable Transmission

... Abstract. The electronic mechanical continuous variable transmission (EMCVT) was a metal-belt type continuously variable transmission of new structure. Based on the mechanical structure of EMCVT, the ...

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An asymptotic result for some delay difference equations with continuous variable

An asymptotic result for some delay difference equations with continuous variable

... Philos [11], Kordonis et al. [6], and Philos and Purnaras [12]. For some related results, we refer to Graef and Qian [5]. Moreover, the discrete analogues of the results in [6, 11] have been given by Kordonis and Philos ...

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Continuous variable quantum digital signatures over insecure channels

Continuous variable quantum digital signatures over insecure channels

... Our continuous-variable (CV) scheme relies on phase measurement of a distributed alphabet of coherent states and allows for secure message authentication against a quantum adversary performing collective ...

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Secure continuous variable teleportation and Einstein Podolsky Rosen steering

Secure continuous variable teleportation and Einstein Podolsky Rosen steering

... Quantum teleportation (QT) is a process where Alice sends an unknown quantum state to Bob at a different lo- cation by communicating only classical information [1]. QT has inspired much interest, both as a fundamental ...

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A CONTINUOUS VARIABLE TRANSMISSION

A CONTINUOUS VARIABLE TRANSMISSION

... A continuous variable transmission sysytem is a device which gives infinietly variable ratio change within finite range , thereby allowing transmission system to operate in its most efficient or ...

5

Unconditional security of entanglement based continuous variable quantum secret sharing

Unconditional security of entanglement based continuous variable quantum secret sharing

... The need for secrecy and security is essential in communication. Secret sharing is a conventional protocol to distribute a secret message to a group of parties, who cannot access it individually but need to cooperate in ...

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Continuous variable versus hybrid schemes for quantum teleportation of Gaussian states

Continuous variable versus hybrid schemes for quantum teleportation of Gaussian states

... to continuous- variable quantum technology can be particularly promising with limited ...unconditional continuous-variable teleporter consuming as much ...

11

Protocols and Resources for New Generation Continuous Variable Quantum Key Distribution

Protocols and Resources for New Generation Continuous Variable Quantum Key Distribution

... The structure of this thesis is illustrated in Fig. 1. The content has been split into two parts, Part 1: Quantum State Generation and Part 2: Continuous Variable Quantum Key Distri- bution. Each part ...

148

Entanglement and squeezing in continuous-variable systems

Entanglement and squeezing in continuous-variable systems

... A rather convenient approach to detect and quantify mul- tipartite entangled states is available for spin systems by the concept of spin squeezing [5–11]. Entanglement criteria based on spin-squeezing coe ffi cients are ...

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Long-distance continuous-variable quantum key distribution with quantum scissors

Long-distance continuous-variable quantum key distribution with quantum scissors

... The use of quantum scissors, as candidates for non-deterministic amplifiers, in continuous-variable quantum key distribution systems is investigated. Such devices rely on single-photon sources for their ...

12

Quantum correlations in continuous variable mixed states : from discord to signatures

Quantum correlations in continuous variable mixed states : from discord to signatures

... a continuous variable entangler [75, 191], transforming a pair of input modes into an entangled ...many continuous variable experiments, including quantum teleportation [75, 94], dense coding ...

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Gear Drive Mechanism for Continuous Variable Valve Timing of IC Engines

Gear Drive Mechanism for Continuous Variable Valve Timing of IC Engines

... Continuous variable valve actuating (CVVA) technology provides high potential in achieving high performance, low fuel consumption and pollutant reduction. To get full benefits from (CVVT) various types of ...

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