Results 51 to 60 of about 1,138,624 (309)

On classical capacity of Weyl channels [PDF]

open access: yesQuantum Information Processing, 2020
12 pages, new version contains a concrete ...
openaire   +2 more sources

The n-shot classical capacity of the quantum erasure channel

open access: yesJournal of Physics Communications
We compute the n -shot classical capacity of the quantum erasure channel, providing upper bounds and almost-matching lower bounds for it, the latter achievable via large-minimum-distance classical linear codes for any n .
Matteo Rosati
doaj   +1 more source

Classical capacity of Gaussian communication under a single noisy channel [PDF]

open access: yes, 2015
A long-standing problem on the classical capacity of bosonic Gaussian channels has recently been resolved by proving the minimum output entropy conjecture.
Ji, Se-Wan   +3 more
core   +3 more sources

Semidefinite Programming Strong Converse Bounds for Classical Capacity [PDF]

open access: yesIEEE Transactions on Information Theory, 2018
We investigate the classical communication over quantum channels when assisted by no-signaling (NS) and positive-partial-transpose-preserving (PPT) codes, for which both the optimal success probability of a given transmission rate and the one-shot $ $-error capacity are formalized as semidefinite programs (SDPs).
Xin Wang, Wei Xie, Runyao Duan
openaire   +3 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Classical Capacity for a Continuous Variable Teleportation Channel [PDF]

open access: yesChinese Physics Letters, 2007
The process of quantum teleportation can be considered as a quantum channel. The exact classical capacity of the continuous variable teleportation channel is given. Also, the channel fidelity is derived. Consequently, the properties of the continuous variable quantum teleportation are discussed and interesting results are obtained.
Qin, Tao, Zhao, Meisheng, Zhang, Yongde
openaire   +2 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Optimization of Extraction Conditions of Bioactive Compounds by Ultrasonic-Assisted Extraction from Artichoke Wastes

open access: yesActa Chimica Slovenica, 2021
In this study, bioactive compounds were extracted by ultrasonic-assisted extraction and classical extraction processes using distilled water as solvent from artichoke leaves which are considered as agricultural wastes.
Izzet Turker, Hilal Isleroglu
doaj   +1 more source

Classical capacity per unit cost for quantum channels

open access: yes, 2017
In most communication scenarios, sending a symbol encoded in a quantum state requires spending resources such as energy, which can be quantified by a cost of communication.
Jarzyna, Marcin
core   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

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