Results 121 to 130 of about 4,417,507 (366)

Analysis of Randomization Capacity in Quantum Noise Randomized Cipher System

open access: yesPhotonics
We propose and verify a method for analyzing the randomization capacity in a 160 km quantum noise randomized cipher system with different data modulation formats. The randomization capacity is defined as the difference in mutual information between Alice
Mingrui Zhang   +5 more
doaj   +1 more source

Dense coding capacity of a quantum channel

open access: yesPhysical Review Research, 2020
We consider the fundamental protocol of dense coding of classical information assuming that noise affects both the forward and backward communication lines between Alice and Bob.
Riccardo Laurenza   +3 more
doaj   +1 more source

Limits on classical communication from quantum entropy power inequalities

open access: yes, 2012
Almost all modern communication systems rely on electromagnetic fields as a means of information transmission, and finding the capacities of these systems is a problem of significant practical importance.
Koenig, Robert, Smith, Graeme
core   +1 more source

Trade-off coding for universal qudit cloners motivated by the Unruh effect [PDF]

open access: yes, 2011
A "triple trade-off" capacity region of a noisy quantum channel provides a more complete description of its capabilities than does a single capacity formula.
Bradler, Kamil   +2 more
core   +3 more sources

Self‐Cascade Catalytic Reaction–Assisted Apoptosis/Calcicoptosis/Ferroptosis Induction with Microsphere‐Aggregated Hydrogels in Triple‐Negative Breast Cancer Therapy

open access: yesAdvanced Functional Materials, EarlyView.
Hyaluronic acid‐dopamine‐based intra‐crosslinked microsphere including cisplatin (HPC MS) is fabricated by spray‐drying and calcium/iron ions are introduced for interparticle crosslinking. Designed microsphere‐aggregated hydrogel (MAH) system including cisplatin/CaO2/FeSO4 can provide apoptosis/calcicoptosis/ferroptosis‐mediated chemo/cascade ...
ChaeRim Hwang   +6 more
wiley   +1 more source

Fundamental limits on key rates in device-independent quantum key distribution

open access: yesNew Journal of Physics, 2020
In this paper, we introduce intrinsic non-locality and quantum intrinsic non-locality as quantifiers for Bell non-locality, and we prove that they satisfy certain desirable properties such as faithfulness, convexity, and monotonicity under local ...
Eneet Kaur, Mark M Wilde, Andreas Winter
doaj   +1 more source

The private capacity of quantum channels is not additive

open access: yes, 2009
Recently there has been considerable activity on the subject of additivity of various quantum channel capacities. Here, we construct a family of channels with sharply bounded classical, hence private capacity.
Andreas Winter   +6 more
core   +1 more source

Trade-off capacities of the quantum Hadamard channels [PDF]

open access: yes, 2010
Coding theorems in quantum Shannon theory express the ultimate rates at which a sender can transmit information over a noisy quantum channel. More often than not, the known formulas expressing these transmission rates are intractable, requiring an ...
Bradler, Kamil   +3 more
core   +3 more sources

Multifunctional Hydroxyapatite Coated with Gallium Liquid Metal‐Based Silver Nanoparticles for Infection Prevention and Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional hydroxyapatite (HAp) coating integrated with silver‐gallium liquid metal nanoparticles (HAp‐Ag‐GaNPs) exhibits dual antibacterial and osteogenic properties. It effectively inhibits Gram‐positive and Gram‐negative bacteria, including resistant strains, while enhancing bone regeneration.
Ngoc Huu Nguyen   +17 more
wiley   +1 more source

Performance Analysis of Quantum Based Cloud Radio Access Networks

open access: yesIEEE Access, 2020
Quantum computing can provide a solution for many problems that classical communication networks encounter, but the knowledge gap between these two is not bridged yet.
Basit N. A. Khalif   +3 more
doaj   +1 more source

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