Results 61 to 70 of about 12,882 (191)

Impact of fiber dispersion on the performance of entanglement-based dispersive optics quantum key distribution

open access: yesJournal of Electronic Science and Technology, 2021
Dispersive optics quantum key distribution (DO-QKD) based on energy-time entangled photon pairs is an important QKD scheme. In DO-QKD, the arrival time of photons is used in key generation and security analysis, which would be greatly affected by fiber ...
Jing-Yuan Liu   +3 more
doaj   +1 more source

One-way Quantum Key Distribution System based on Planar Lightwave Circuits

open access: yes, 2006
We developed a one-way quantum key distribution (QKD) system based upon a planar lightwave circuit (PLC) interferometer. This interferometer is expected to be free from the backscattering inherent in commercially available two-way QKD systems and phase ...
Nambu, Yoshihiro   +2 more
core   +1 more source

Clinical Validation of Imaging Biomarkers in Mycosis Fungoides

open access: yesExperimental Dermatology, Volume 35, Issue 3, March 2026.
ABSTRACT The composite index lesion severity (CAILS) score is used to monitor disease and therapeutic response in mycosis fungoides (MF), but is limited by interobserver variability and low sensitivity. Emerging imaging techniques, such as multispectral imaging (MSI), colourimetry and laser speckle contrast imaging (LSCI), offer objective alternatives ...
Selinde S. Wind   +43 more
wiley   +1 more source

Numerical method for finite-size security analysis of quantum key distribution

open access: yesPhysical Review Research, 2022
Quantum key distribution (QKD) enables secure information exchange with untrusted quantum links between remote communication parties. A central task in the studies of QKD protocols is security analysis, which aims at deriving the length of the final key ...
Hongyi Zhou   +2 more
doaj   +1 more source

Security Analysis of Sending or Not-Sending Twin-Field Quantum Key Distribution with Weak Randomness

open access: yesEntropy, 2022
Sending-or-not sending twin-field quantum key distribution (SNS TF-QKD) has the advantage of tolerating large amounts of misalignment errors, and its key rate can exceed the linear bound of repeaterless quantum key distribution.
Xiao-Lei Jiang   +5 more
doaj   +1 more source

Discrete-phase-randomized coherent state source and its application in quantum key distribution [PDF]

open access: yes, 2015
Coherent state photon sources are widely used in quantum information processing. In many applications, such as quantum key distribution (QKD), a coherent state is functioned as a mixture of Fock states by assuming its phase is continuously randomized. In
Cao, Zhu   +3 more
core   +2 more sources

Protocol‐Agnostic Meta Key Distribution for Encrypted Wireless Communications Enabled by Space‐Time‐Coding Metasurface

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This paper presents a programmable metasurface‐based Meta Key Distribution (MKD) system for secure, protocol‐independent key exchange in indoor wireless settings. By embedding entropy into the wireless channel, it enables lightweight, compatible cryptographic key generation.
Xinyu Li   +7 more
wiley   +1 more source

معرفی یک نسخه حالت فریب از پروتکل چند بعدی قطبش-فاز و تشریح نحوه پیاده‌سازی و اجرای آن [PDF]

open access: yesپدافند الکترونیکی و سایبری
یک مشکل همیشگی در پیاده‌سازی تجربی سامانه‌های توزیع کلید کوانتومی (QKD)، تولید تک‌فوتون ‌است. روند متداولی که برای تولید تک‌فوتون‌ها به کار می‌رود، استفاده از پالس‌های لیزری تضعیف شده است. در این صورت، شمار فوتون‌ها از یک توزیع پواسونی پیروی می‌کند.
علی مهری تونابی   +1 more
doaj  

Enhanced Coexistence of Quantum Key Distribution and Classical Communication over Hollow-Core and Multi-Core Fibers

open access: yesEntropy
In this paper, we investigate the impact of classical optical communications in quantum key distribution (QKD) over hollow-core fiber (HCF), multi-core fiber (MCF) and single-core fiber (SCF) and propose wavelength allocation schemes to enhance QKD ...
Weiwen Kong   +12 more
doaj   +1 more source

A Review of Software for Designing and Operating Quantum Networks

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 2, February 2026.
A quantum network can be organized following a three‐plane abstraction: infrastructure, logical, and control. A taxonomy of the network functions of the control plane is proposed, and the state of the art in software for quantum networks is discussed. A guide for future directions on software development is provided.
Robert J. Hayek   +2 more
wiley   +1 more source

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