Results 91 to 100 of about 7,617 (237)

A Novel Single‐Encounter‐Emphasise‐Attention Neural Network for Predictive Maintenance in Urban Infrastructure

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT The Riyadh Metro represents a significant project in Saudi Arabia, designed to transform urban transportation and reduce traffic congestion within the city. With six metro lines and 85 stations, the network is expected to serve millions of passengers daily, necessitating innovative digitally driven maintenance approaches to ensure reliable ...
Tawfeeq Shawly, Ahmed A. Alsheikhy
wiley   +1 more source

An Overview of High‐Temperature Superconducting Cables in DC Systems: Unlocking Potential for High‐Voltage DC Networks

open access: yesHigh Voltage, EarlyView.
ABSTRACT This paper provides an overview of high‐temperature superconducting (HTS) cables in DC systems, with a focus on their deployment in high‐voltage DC (HVDC) networks. The assessment of HTS cable properties—such as extremely low electrical resistance, high current‐carrying capacity and a compact geometry—and their comparison with those of ...
Mohammad Hossein Mousavi   +2 more
wiley   +1 more source

A distinctive material removal mode in chemical mechanical polishing besides chemical bonding and mechanical plowing: Shear slipping

open access: yesFriction
Layered materials, such as bismuth, offer exceptional properties for future integrated circuits (ICs). Research is underway to adapt these materials to conventional IC manufacturing processes, such as chemical mechanical polishing (CMP). However, the CMP
Yushan Chen   +8 more
doaj   +1 more source

Forces Behind South Australia's Unusual Structural Changes Since 1840

open access: yesAustralian Journal of Agricultural and Resource Economics, EarlyView.
ABSTRACT The agricultural sector's share of GDP in growing economies typically declines but, for a century from the early 1850s, Australia's did not. That trend is most evident for the former colony and now State of South Australia (SA). Moreover, that share for SA has been almost flat since 1980 as well, along with the agricultural sector's share of ...
Kym Anderson
wiley   +1 more source

From Nouns and Adjectives to Verbs: Base Effects on the Grammatical Behaviour of Denominal Verbs in Ancient Greek1

open access: yesTransactions of the Philological Society, EarlyView.
Abstract This paper investigates the role of semantic features of noun and adjective bases in determining the grammatical behaviour of Ancient Greek denominal and deadjectival verbs in *‐ye/o‐. The paper adopts a lexicalist framework (Rappaport Hovav & Levin 1998) and examines how the event schema, actionality, telicity and voice of derived verbs are ...
Carolina Marescotti
wiley   +1 more source

Research on the mechanism and measures of riding comfort deterioration in a low floor tram

open access: yesScientific Reports
With the global widespread preference for low-floor trams, the expectation for tram riding comfort has been increasingly heightened. This paper identifies an abnormal riding comfort problem (ARCP, characterized by an excessive and W-shaped distribution ...
Huansheng Wang   +5 more
doaj   +1 more source

MIRACLE URBANIZATION: Spatial Production and Political Legitimation in the Sochi 2014 and Beijing 2022 Olympics

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract From desert ski resorts to subtropical Winter Games, there is a global proliferation of ‘mission‐impossible’ mega‐projects. The prevailing frameworks of city branding and urban entrepreneurism fail to explain the political logics behind these seemingly irrational projects.
Yiqiu Liu, Sven Daniel Wolfe
wiley   +1 more source

A New Car-Body Structure Design for High-Speed EMUs Based on the Topology Optimization Method

open access: yesApplied Sciences
In recent years, the research and development of high-speed trains has advanced rapidly. The main development trends of high-speed trains are higher speeds, lower energy consumption, higher safety, and better environmental protection.
Chunyan Liu   +5 more
doaj   +1 more source

China's Strategic Approach to Tech Diplomacy in a Time of Global Uncertainty

open access: yesGlobal Policy, EarlyView.
ABSTRACT In the wake of U.S.‐China technological competition and the COVID‐19 pandemic, “tech diplomacy” has gained prominence in Chinese political and academic discourse. This concept is often ideologically framed to critique Western hegemonic narratives perceived as hindering China's technological advancement.
Zhao Alexandre Huang, Xiang Meng
wiley   +1 more source

Research on Collision Simulation Modeling Technology and Crashworthiness of Trams

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Given that trams share rights of road with ground vehicles, the frequent occurrence of collisions between ground passenger vehicles and trams necessitates research into tram collision simulation modeling technology and crashworthiness ...
KONG Linhao   +5 more
doaj   +1 more source

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