Results 31 to 40 of about 34,472 (250)

Low-Cost Countermeasure against RPA

open access: yes, 2012
International audienceOn smart-cards, Elliptic Curve Cryptosystems (ECC) can be vulnerable to Side Channel Attacks such as the Refined Power Analysis (RPA). This attack takes advantage of the apparition of special points of the form $(0, y)$.
Murdica, Cedric   +4 more
core   +2 more sources

Two-dimensional DOA Estimation with High Accuracy for MIMO Radar Using Cross Array

open access: yesLeida xuebao, 2016
In this study, we investigate the estimation of the Two-Dimensional (2D) Direction Of Arrival (DOA) in monostatic multiple-input–multiple-output radar with cross array and propose a novel, highly accurate DOA estimation method based on unitary ...
Liang Hao, Cui Chen, Yu Jian
doaj   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

A GGIW-PHD Filter for Multiple Non-Ellipsoidal Extended Targets Tracking With Varying Number of Sub-Objects

open access: yesIEEE Access, 2021
When the extension state of the non-ellipsoidal extended target (NET) changes, the performance of traditional multiple target tracking algorithms based on the constant number of sub-objects will decrease.
Yang Gong, Chen Cui, Biao Wu
doaj   +1 more source

In Situ Alkali Metal Exfoliation‐Coupled Dilute CO2 Electrolysis to Synthesize Interlayer‐Expanded Graphite for High‐Rate Lithium Storage

open access: yesAdvanced Science, EarlyView.
Converting CO2 into advanced carbon materials capable of meeting the rapid lithium storage demands of lithium‐ion batteries creates a mutually beneficial scenario for both energy and environmental sectors. Here, we propose a stepwise CO2 electrolysis approach to transform dilute CO2 into interlayer‐expanded graphite using molten salt electrolyzers ...
Hao Zha   +8 more
wiley   +1 more source

Monitoring Countermeasure Performance Using Sonar [PDF]

open access: yes, 2014
Current policy in the US considers riprap placed at bridge piers to be only a temporary countermeasure against pier scour. Federal guidance requires that riprap placed at bridge piers to be monitored periodically by visual inspection or by fixed ...
Shen, Jerry, Jalinoos, Frank
core   +2 more sources

Semi-Supervised Radar Work Mode Recognition Based on Contrastive Learning

open access: yesSensors
Deep learning for fine-grained radar mode recognition faces a major bottleneck—its heavy reliance on expensively labeled data. To address this, we propose a novel semi-supervised framework that effectively leverages unlabeled data. Through an end-to-end,
Peishan Sun   +4 more
doaj   +1 more source

Interference of ATP‐Binding Cassette Transporter by Functional Nano‐Delivery System for High Efficiency Management of Insecticide‐Resistant Nilaparvata lugens

open access: yesAdvanced Science, EarlyView.
A ZIF‐90 nanocarrier delivers dinotefuran and suppresses NlABCG3 and NlABCH1 in resistant Nilaparvata lugens. This system combines pH/ATP‐triggered release with enhanced foliar retention, improving efficacy while sparing honeybees and promoting rice growth, offering a promising resistance‐breaking strategy.
Chengshuai He   +9 more
wiley   +1 more source

Switching Spike Plasticity Shapes ACE2 Engagement Across SARS‐CoV‐2 Variants

open access: yesAdvanced Science, EarlyView.
Conformational plasticity governs SARS‐CoV‐2 spike function and ACE2 recognition. Using high‐speed AFM and single‐molecule force spectroscopy, we analyzed the ancestral spike and nine variants, revealing progressive rigidification from Delta, variable plasticity in Omicron sublineages, and JN.1 compaction.
Sarah Stainer   +17 more
wiley   +1 more source

Detection of Size Modulation Covert Channels Using Countermeasure Variation [PDF]

open access: yes, 2019
Network covert channels enable stealthy communications for malware and data exfiltration. For this reason, developing effective countermeasures for these threats is important for the protection of individuals and organizations.
Wendzel, Steffen   +11 more
core   +4 more sources

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