Results 91 to 100 of about 1,566,243 (295)

Risk Perception Related to Critical Infrastructure

open access: yesBuletinul Ştiinţific al Academiei Trupelor de Uscat, 2016
Through this article it is brought to attention the essential aspects related to the perceived risks for critical infrastructure, both theoretically and practically, considering perception as an important input in the risk management process.
Badea Dorel   +3 more
doaj   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Digital Twins in Critical Infrastructure

open access: yesInformation
This study aims to examine the use of digital twins in critical infrastructure through a literature review as well as a bibliometric and scientific mapping analysis. A total of 3414 documents from Scopus and Web of Science (WoS) are examined.
Georgios Lampropoulos   +2 more
doaj   +1 more source

Influence of Critical Infrastructure on Enterprise Economic Security

open access: yesCommunications, 2015
This article deals with critical infrastructure and its influence on enterprise economic security. In the introduction, the sectors of critical infrastructure from the point of view of the European Union, Czech Republic and Slovak Republic are ...
Stanislava Strelcova   +2 more
doaj   +1 more source

Critical Evaluation of Cross-Border Infrastructure Projects in Asia [PDF]

open access: yes
This paper attempts to fill gaps faced by policymakers and practitioners in the evaluation of cross-border infrastructure projects. It first defines what constitutes cross-border infrastructure projects, and then outlines an analytical framework and ...
Adhikari, Ramesh, Fujimura, Manabu
core  

EBSD Study of Creep‐Induced Lattice Misorientation in MgO‐Particle‐Reinforced Austenitic Steel Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Creep experiments at 900°C on coarse‐grained steel‐ceramic composites containing recycled magnesia reveal that higher ceramic volume fractions significantly enhance the creep resistance. Detailed EBSD investigations identify subgrain formation in the steel matrix as the dominant deformation mechanism.
Moritz Müller   +6 more
wiley   +1 more source

Wymiar formalnoprawny infrastruktury krytycznej na poziomie krajowym i europejskim

open access: yesAnnales Universitatis Mariae Curie-Skłodowska. Sectio K, Politologia
Po rozpoczęciu przez Federację Rosyjską agresji na Ukrainę w 2022 r. zaatakowano ukraiński system infrastruktury krytycznej w celu jego całkowitego lub częściowego zniszczenia.
Wojciech Ziętara
doaj   +1 more source

Critical Infrastructure Protection: Maintenance is National Security

open access: yesJournal of Strategic Security, 2015
U.S. critical infrastructure protection (CIP) necessitates both the provision of security from internal and external threats and the repair of physically damaged critical infrastructure which may disrupt services. For years, the U.S.
Kris Hemme
doaj   +1 more source

A GeoSocial Intelligence Framework for Studying & Promoting Resilience to Seasonal Flooding in Jakarta, Indonesia [PDF]

open access: yes, 2014
PetaJakarta.org is a web-based platform developed to harness the power of social media to gather, sort, and display information about flooding for Jakarta residents in real time.
Holderness, T.   +2 more
core   +1 more source

Reduction of Oxide Inclusions During the High‐Frequency Welding of Steel via a Nonthermal Ar/H2 Plasma Jet

open access: yesAdvanced Engineering Materials, EarlyView.
High‐frequency (HF) welding of steel is limited by oxide inclusions that degrade weld quality. This study demonstrates, for the first time, the integration of a nonthermal Ar/H2 dielectric barrier discharge (DBD) plasma jet into HF welding. Local plasma treatment provides effective shielding and in‐situ oxide reduction, resulting in markedly fewer and ...
Viktor Udachin   +4 more
wiley   +1 more source

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