Academic seabet online casino games 1
seabet online casino gamesseabet online casino gamestle:Continuous variable seabet online casino games based on Gaussian post-selection virtual zero-photon quantum catalysis
seabet online casino games time：2021Yeseabet online casino games11mseabet online casino gamesth25日 Mseabet online casino gamesning8:30
seabet online casino games location: Comprehensive Laboratory Building of Railway College401
seabet online casino gamesseabet online casino gamesople：Zhseabet online casino gamesg Hai
seabet online casino games Summary:Optical seabet online casino games catalysis is a method to improve continuous variable subkey distribution(CVQKD)A feasible solution for performance，Especially zero-photon seabet online casino games catalysis。But in practical application，Due to photon number resolution detector or on/Imperfection of the detector，Limits the improvement effect。In this article，We show that the zero-photon seabet online casino games catalytic operation at the transmitter can be simulated simply using the Gaussian post-selection method，without using actual devices to implement。This virtual zero-photon seabet online casino games catalysis can not only achieve the ideal situation for its practical application，And maintains the advantages of Gaussian security proof。Based on Gaussian modulation coherent state protocol and experimental reachable parameters，We analyzed the asymptotic security of the scheme under collective publicity。Simulation results show，In the case of asymptotic safety，CVQKDseabet online casino gamesn also be obtainedImprovement，Especially when the modulation variance is large。We also found that the electronic noise of the detector has a significant impact on the proposed scheme。The greater the electronic noise，Virtual zero photon seabet online casino games catalytic pairCVQKDThe smaller the improvement of the system。This virtual solution will enable zero-photon seabet online casino games catalysis inCVQKDare posseabet online casino gamesble.
Academic seabet online casino games 2
seabet online casino gamesseabet online casino gamestle:Research on the coexistence of continuous variable seabet online casino games and classical signals in few-mode optical fiber
seabet online casino games time：2021Yeseabet online casino games11mseabet online casino gamesth25日 Mseabet online casino gamesning9:30
seabet online casino games location: Comprehensive Laboratory Building of Railway CollegeCseabet online casino gamesference room seabet online casino games the third floor
seabet online casino gamesseabet online casino gamesople：Zhseabet online casino gamesg Hai
seabet online casino games Summary:Continuous variable seabet online casino games(CVQKD)Good compatibility with classic coherent optical communications。However，On single-mode fiber，Due seabet online casino games the existence of spontaneous Raman scattering，CVQKDThere is a performance trade-off with classic communicatiseabet online casino games。By using space divisiseabet online casino games multiplexing(SDM)Technology, Dseabet online casino gamesgCVQKDWith classeabet online casino gamescal seabet online casino gamesgnals in few-mode fiber(FMF)When coexisting seabet online casino games the Internet，can overcome the performance trade-offs mentiseabet online casino gamesed above。Here，We studied itCVQKDWith classeabet online casino gamesc seabet online casino gamesgnals inFMFThe feasibility of coexistence，And analyze the impact of noise under weak coupling conditions。Reseabet online casino gamesrch Discovery，Inter-mode crosstalk caused by inter-mode coupling and re-coupling and differential group delay(DGD)is the main source of noiseabet online casino games.DGDMay be baseabet online casino gamesd onFMFseabet online casino gamesCVQKDseabet online casino gamese of the main limitatiseabet online casino gamess in the development of high-speed systems一。In addition，In order seabet online casino games achieve positive key rate，Good wavelength management is needed seabet online casino games suppress inter-mode four-wave mixing。The numerical simulation results are confirmedCVQKDKey parameters of the system，Provides useful insights inseabet online casino games the security analysis of Gaussian modulated coherent state proseabet online casino gamescols。The results show，CVQKDCoexistence with high power classeabet online casino gamescal seabet online casino gamesgnalsFMFThe above is feasible，Can be implemented on standard communication devices，and can run at higher key rates。Theseabet online casino games results may be actual high ratesCVQKDwith baseabet online casino gamesd onFMF's cseabet online casino gamesfiguratiseabet online casino games integratiseabet online casino games provides a potential guide.
Academic seabet online casino games 3
seabet online casino games title:Basically encoded multi-bit continuous variable seabet online casino games digital signature
seabet online casino games time：2021Yeseabet online casino games11mseabet online casino gamesth25Day mseabet online casino gamesning10:00
seabet online casino games location: Comprehensive Laboratory Building of Railway College401
seabet online casino gamesseabet online casino gamesople：seabet online casino gamesao Wei
seabet online casino games Summary:Quantum digital signature is used to authenticate classical information，And provide information theoretic security guaranteed by the laws of quantum mechanics。Previous quantum digital signature protocols shared keys through seabet online casino games，It focuses on the research of single-bit message signature scheme，And only mentions the signing of multi-bit messages by appropriately iterating single-bit signature schemes。Although the quantum digital signature protocol is unconditionally secure when sending single-bit messages，But a simple way to iterate a single-bit protocol to achieve the sending of multi-bit messages，There will be forgery attacks。Under the premise of ensuring non-repudiation and unforgeability，Signature issues for single-bit and multi-bit messages，Proposed corresponding quantum digital signature schemes based on continuous variables，Compare the differences between the signature distribution phase and the message delivery phase and analyze their security。
Academic seabet online casino games 4
seabet online casino gamesTitle: Continuous variable seabet online casino games protocol based on local local oscillator
seabet online casino games time：2021Yeseabet online casino games11mseabet online casino gamesth25日 Mseabet online casino gamesning11:00
seabet online casino games location: Comprehensive Laboratory Building of Railway College401
seabet online casino gamesseabet online casino gamesople：seabet online casino gamesao Wei
seabet online casino games summary: Measurement device independent(seabet online casino gamesasureseabet online casino gamesnt-device-independent, MDI) 24203_24214(CVQKD)Protocol calibrates the phase reference frame by transmitting local oscillator pulses between two legitimate parties，That is, the local oscillator pulse is used as the phase reference light of the seabet online casino games signal pulse，By senderseabet online casino gamesice Send the local oscillator pulse to the receiver via the seabet online casino games channelseabet online casino gamesb。There are security vulnerabilities in the implementation of the above scheme，An eavesdropper can attack the system by manipulating the power of the local oscillator pulse，For example, local oscillator pulse wave attack、Calibration attacks, etc.。This seabet online casino games proposes a method based onMseabet online casino games Local local oscillator scheme of the structure，That is, the seabet online casino games is generated at the receiving end，No need to go throughseabet online casino gamesiceseabet online casino gamesDseabet online casino gamesb 24883_24892。Different from previous solutions using Gaussian modulation，This seabet online casino games was submitted inMseabet online casino games-CVQKD Discrete modulation is used in the proseabet online casino gamescol，Discrete modulation can achieve better negotiation efficiency under low signal-seabet online casino games-noise ratio。
