Results 81 to 90 of about 12,804 (303)

Quantum Cryptography Without Switching [PDF]

open access: yesPhysical Review Letters, 2004
We propose a new coherent state quantum key distribution protocol that eliminates the need to randomly switch between measurement bases. This protocol provides significantly higher secret key rates with increased bandwidths than previous schemes that only make single quadrature measurements.
Weedbrook, C.   +5 more
openaire   +6 more sources

Advancing Secure Communication in the Quantum Era through the Integration of Artificial Intelligence and Quantum Cryptographic Techniques: Author's Country: India

open access: yesBuana Information Technology and Computer Sciences
Utilizing the ideas of quantum physics, quantum cryptography is quickly becoming a vital defense against the growing cybersecurity risks of the contemporary day, especially in light of developing quantum computing.
Hemant N Chaudhari   +2 more
doaj   +1 more source

Resolving the Cu(bdc) Conundrum: Identifying Non‐Porous Packing of Prototypical Coordination‐Network Thin Films Combining Advanced Diffraction Techniques and Computational Modelling

open access: yesAdvanced Functional Materials, EarlyView.
Solution‐processed Cu(bdc) forms prototypical MOF thin films for which a multitude of not fully satisfactory structural models have been suggested. Combining rotating grazing‐incidence diffraction and X‐ray reflectivity on two complementary samples with density‐functional theory, we first discard the previously suggested models and then identify a non ...
Narges Taghizade   +7 more
wiley   +1 more source

A branching space-times view on quantum error correction [PDF]

open access: yes, 2007
In this paper we describe some first steps for bringing the framework of branching space-times to bear on quantum information theory. Our main application is quantum error correction.
Muller, Thomas
core   +1 more source

Counterfactual Quantum Cryptography [PDF]

open access: yesPhysical Review Letters, 2009
Quantum cryptography allows one to distribute a secret key between two remote parties using the fundamental principles of quantum mechanics. The well-known established paradigm for the quantum key distribution relies on the actual transmission of signal particle through a quantum channel.
openaire   +3 more sources

Horizontal federated learning and assessment of Cox models

open access: yesFrontiers in Digital Health
The Cox Proportional Hazards model is a widely used method for survival analysis in medical research. However, training an accurate model requires access to a sufficiently large dataset, which is often challenging due to data fragmentation.
Frank Westers, Sam Leder, Lucia Tealdi
doaj   +1 more source

Glissile Interphase Boundaries Enable Collective Phase Switching in Epitaxial Polar Oxides

open access: yesAdvanced Functional Materials, EarlyView.
A triple point is identified in the phase diagram of low‐symmetry epitaxial BiFeO3 thin film along with an extended regime of phase competition associated with a flattened energy landscape. The electromechanical response is shown to be governed by correlated interphase‐boundary motion, including scale‐free avalanche dynamics characteristic of systems ...
Mohammad Moein Seyfouri   +11 more
wiley   +1 more source

Breaking the Quadratic Barrier: Quantum Cryptanalysis of Milenage, Telecommunications’ Cryptographic Backbone [PDF]

open access: yes
476504The potential advent of large-scale quantum computers in the near future poses a threat to contemporary cryptography. One ubiquitous usage of cryptography is currently present in the vibrant field of cellular networks.
Ulitzsch, Vincent Quentin   +1 more
core   +1 more source

RETRACTED: A novel image encryption scheme based on quantum dynamical spinning and rotations.

open access: yesPLoS ONE, 2018
Quantum information processing made a tremendous and remarkable impact on number of classical mechanic's problems. The impact does not only stop at classical mechanics but also the cyber security paradigm.
Majid Khan, Hafiz Muhammad Waseem
doaj   +1 more source

Interface Effects in Ultrathin Silicon on Insulator Films

open access: yesAdvanced Functional Materials, EarlyView.
This work establishes a systematic framework to discriminate how bulk and interface phenomena affect charge transport in ultrathin P‐doped silicon‐on‐insulator (SOI) films. For Si films below 15 nm, electrical characterization demonstrates that interface states drive charge transport, shifting the metal‐insulator transition (MIT) critical dopant ...
Andrea Pulici   +8 more
wiley   +1 more source

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