Results 111 to 120 of about 3,545,158 (344)

Can Ti‐Based MXenes Serve as Solid Lubricants for Brake Applications? A Tribological Study

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the first implementation of Ti‐based MXenes materials in brake pad friction composite material. The resulting composite material exhibits a 48% reduction in the wear rate; alongside significant improvements are observed for thermal and mechanical properties.
Eslam Mahmoud   +7 more
wiley   +1 more source

Optimized SeaSign for Enhanced Efficiency

open access: yesIEEE Access
This paper optimized SeaSign – an isogeny-based digital signature algorithm that combines the class group actions of CSIDH with the notion of Fiat-Shamir with abort.
Suhri Kim
doaj   +1 more source

Transparent authentication methodology in electronic education

open access: yes, 2014
In the context of on-line assessment in e-learning, a problem arises when a student taking an exam may wish to cheat by handing over personal credentials to someone else to take their place in an exam, Another problem is that there is no method for ...
Argles, David   +3 more
core  

Design and Prototyping of Topology‐Optimized, Additively Manufactured Lightweight Components for Space Robotic Systems: A Case Study

open access: yesAdvanced Engineering Materials, EarlyView.
The results demonstrate a simulation‐driven workflow that applies LSB topology optimization with additive manufacturing constraints to mission‐specific load cases, integrating European Cooperation for Space Standardization compliant verification and manufacturability to develop structurally efficient rover suspension components.
Stelios K. Georgantzinos   +11 more
wiley   +1 more source

Intrinsically Legal-For-Trade Objects by Digital Signatures

open access: yes, 2006
The established techniques for legal-for-trade registration of weight values meet the legal requirements, but in praxis they show serious disadvantages. We report on the first implementation of intrinsically legal-for-trade objects, namely weight values ...
Buchmann, J.   +5 more
core  

EVAWEB v2 : enhancing a web-based assessment system focused on non-repudiation use and teaching [PDF]

open access: yes, 2008
Security is one of the main problems in web-based assessment systems, particularly guaranteeing non-repudiation of tests submissions. Authors have developed EVAWEB, a web-based assessment system that addresses this issue by using digital signatures ...
González-Tablas, Ana Isabel   +3 more
core   +2 more sources

LPKI - A Lightweight Public Key Infrastructure for the Mobile Environments

open access: yes, 2008
The non-repudiation as an essential requirement of many applications can be provided by the asymmetric key model. With the evolution of new applications such as mobile commerce, it is essential to provide secure and efficient solutions for the mobile ...
Beheshti, A. A., Toorani, M.
core   +3 more sources

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

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