Results 91 to 100 of about 513,576 (325)

Asymmetric twin-field quantum key distribution

open access: yesNew Journal of Physics, 2019
Twin-Field (TF) quantum key distribution (QKD) is a major candidate to be the new benchmark for far-distance QKD implementations, since its secret key rate can overcome the repeaterless bound by means of a simple interferometric measurement.
Federico Grasselli   +2 more
doaj   +1 more source

Cu‐Based MOF/TiO2 Composite Nanomaterials for Photocatalytic Hydrogen Generation and the Role of Copper

open access: yesAdvanced Functional Materials, EarlyView.
HKUST‐1/TiO2 composite materials show a very high photocatalytic hydrogen evolution rate which increases as a function of the irradiation time until reaching a plateau and even surpasses the performance of the 1%Pt/TiO2 material after three photocatalytic cycles.
Alisha Khan   +9 more
wiley   +1 more source

Quantum Key Distribution

open access: yes
Invited brief chapter to appear in Quantum Technologies: Trends and Implications for Cyber Defence (Springer, 2025): https://link.springer.com/book ...
Kish, Sebastian   +2 more
openaire   +3 more sources

High-Dimensional Semiquantum Cryptography

open access: yesIEEE Transactions on Quantum Engineering, 2020
A semiquantum key distribution (SQKD) protocol allows two users, one of whom is restricted in their quantum capabilities to being nearly classical, to establish a shared secret key, secure against an all-powerful adversary.
Hasan Iqbal, Walter O. Krawec
doaj   +1 more source

Finite-key security against coherent attacks in quantum key distribution

open access: yes, 2010
The work by Christandl, K\"onig and Renner [Phys. Rev. Lett. 102, 020504 (2009)] provides in particular the possibility of studying unconditional security in the finite-key regime for all discrete-variable protocols.
Acín A   +9 more
core   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Memory-assisted measurement-device-independent quantum key distribution

open access: yesNew Journal of Physics, 2014
A protocol with the potential of beating the existing distance records for conventional quantum key distribution (QKD) systems is proposed. It borrows ideas from quantum repeaters by using memories in the middle of the link, and that of measurement ...
Christiana Panayi   +3 more
doaj   +1 more source

A Key Verification Protocol for Quantum Key Distribution

open access: yesIEEE Access, 2019
Sharing a secret key between two physically separated nodes, Alice and Bob, is possible through the use of quantum key distribution (QKD) techniques.
Gunes Karabulut Kurt   +3 more
doaj   +1 more source

Simple method for asymmetric twin-field quantum key distribution

open access: yesNew Journal of Physics, 2020
Twin-field quantum key distribution (TF-QKD) can beat the linear bound of repeaterless QKD systems. After the proposal of the original protocol, multiple papers have extended the protocol to prove its security.
Wenyuan Wang, Hoi-Kwong Lo
doaj   +1 more source

Measurement-device-independent quantum key distribution with quantum memories

open access: yes, 2013
We generalize measurement-device-independent quantum key distribution [ H.-K. Lo, M. Curty, and B. Qi, Phys. Rev. Lett. 108, 130503 (2012) ] to the scenario where the Bell-state measurement station contains also heralded quantum memories.
Abruzzo, Silvestre   +2 more
core   +1 more source

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