Results 41 to 50 of about 6,885,434 (317)

Decoy State Quantum Key Distribution

open access: yes, 2005
There has been much interest in quantum key distribution. Experimentally, quantum key distribution over 150 km of commercial Telecom fibers has been successfully performed. The crucial issue in quantum key distribution is its security. Unfortunately, all
Chen, Kai, Lo, Hoi-Kwong, Ma, Xiongfeng
core   +1 more source

Free-Space Quantum Key Distribution

open access: yes, 2016
Based on the firm laws of physics rather than unproven foundations of mathematical complexity, quantum cryptography provides a radically different solution for encryption and promises unconditional security.
Carrasco-Casado, Alberto   +2 more
core   +1 more source

Quantum key distribution in the Holevo limit [PDF]

open access: yes, 2000
A theorem by Shannon and the Holevo theorem impose that the efficiency of any protocol for quantum key distribution, $\cal E$, defined as the number of secret (i.e., allowing eavesdropping detection) bits per transmitted bit plus qubit, is ${\cal E} \le ...
Cabello, Adan
core   +2 more sources

3.3 Gigahertz Clocked Quantum Key Distribution System [PDF]

open access: yes, 2005
A fibre-based quantum key distribution system operating up to a clock frequency of 3.3GHz is presented. The system demonstrates significantly increased key exchange rate potential and operates at a wavelength of 850nm.Comment: Presented at ECOC 05 ...
Buller, Gerald S.   +6 more
core   +2 more sources

Centralized Shared Energy Storage Optimization Framework for AC/DC Distribution Systems with Dual-Time-Scale Coordination

open access: yesApplied Sciences
Conventional shared energy storage (SES) allocation and coordinated operation mechanism are mismatched with the actual time-varying demand of the distribution system, resulting in low utilization of energy storage and renewable energy sources (RES ...
Yidi Zhu   +4 more
doaj   +1 more source

Numerical Simulation on Flow Field of Oilfield Three-Phase Separator

open access: yesJournal of Applied Mathematics, 2013
The conventional measurement method can no longer guarantee the accuracy requirement after the oilfield development entering high water cut stage, due to the water content and gas phase in the flow.
Yong-tu Liang   +4 more
doaj   +1 more source

Loop-to-Loop Magnetic Coupling Through a Circular Aperture in a Planar PEC Screen of Finite Thickness

open access: yesIEEE Access, 2022
An analytical formulation for magnetic field penetration through a circular aperture in a thin perfect electric conductor (PEC) screen with finite-thickness is developed.
Feiyan Zhou   +6 more
doaj   +1 more source

Symmetric Autocompensating Quantum Key Distribution

open access: yes, 2003
We present quantum key distribution schemes which are autocompensating (require no alignment) and symmetric (Alice and Bob receive photons from a central source) for both polarization and time-bin qubits.
Levitin, Lev B.   +4 more
core   +1 more source

Quantum Key Distribution with Blind Polarization Bases [PDF]

open access: yes, 2005
We propose a new quantum key distribution scheme that uses the blind polarization basis. In our scheme the sender and the receiver share key information by exchanging qubits with arbitrary polarization angles without basis reconciliation.
Kim, Chil-Min   +3 more
core   +1 more source

Moving in the Dark: Enlightening the Spatial Population Ecology of European Cave Salamanders

open access: yesPopulation Ecology, EarlyView.
We assessed individual interactions, movement ecology and activity patterns of a subterranean population of Speleomantes strinatii, applying spatial capture–recapture modeling to a photographic dataset of 104 individuals. ABSTRACT Space use and movement are fundamental aspects of organisms' ecology, mirroring individual fitness, behavior, and life ...
Giacomo Rosa   +2 more
wiley   +1 more source

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