Results 41 to 50 of about 912 (203)

Experimental Investigation of Progressive Collapse of Prestressed Concrete Frames after the Loss of Middle Column

open access: yesAdvances in Civil Engineering, 2020
Accidental loads such as explosion and vehicle impact could lead to failure of one or several load-bearing members in the structures, which is likely to trigger disproportionate progressive collapse of overall structures.
Tao Yang, Wanqing Chen, Zhongqing Han
doaj   +1 more source

Application Status and Development Trends of DC Ice‐Melting Devices in China's Power Grid

open access: yesIET Smart Energy Systems, EarlyView.
This paper summarises the development history and engineering application status of DC ice‐melting devices (DCIMD) in China, analyses the principles, advantages, disadvantages and adaptability of mainstream topologies and discusses the key problems and corresponding improvement directions.
Ming Lei   +6 more
wiley   +1 more source

A New Model of Feeding Biomechanics Based on Tied‐Arch Principles

open access: yesIntegrative Zoology, EarlyView.
This new biomechanical model explains the major stress and strain patterns generated through the cranium during biting. The model proposes that the cranium resolves bite‐induced reaction forces through arcs of compressive stress that span the cranial structure between biting teeth and both jaw joints.
D. Rex Mitchell
wiley   +1 more source

Nonlinear analysis on mechanical behaviour of high strength steel extended endplate connections and equivalent T-stubs in fire considering axial force

open access: yesCase Studies in Construction Materials, 2023
In fire, ignoring the axial force acting on the high strength steel (HSS) beam-column endplate connections when considering catenary action may lead to a safety risk for the whole steel structure.
Xuhong Qiang, Yue Shu, Xu Jiang, Yi Xiao
doaj   +1 more source

Smart Cities, Urban Transportation and Air Quality: A Decade of Literature on Italian Largest Cities

open access: yesJournal of Economic Surveys, EarlyView.
ABSTRACT Traffic congestion and its associated negative impacts on economic performance and environmental sustainability, particularly air quality, have long plagued urban centers. This article reviews the technologies and policies adopted by major Italian cities to address these issues, focusing on interventions from 2014 to 2024. Through a keyword co‐
Vittoria Iannuzzi, Matteo Migheli
wiley   +1 more source

Rate-temperature coupled deformation mechanism and constitutive parameters of catenary copper-magnesium alloy materials for high-speed railway

open access: yesBaozha yu Chongji
With the increasing speed of trains, the impacts of mechanical shock, arc heat, and Joule heat on the high-speed railway catenary system have become increasingly significant.
Hongli WANG   +6 more
doaj   +1 more source

Evolution and Conceptual Insights into the Geometric Phase of Light: A Comprehensive Review

open access: yesAdvanced Photonics Research, Volume 7, Issue 6, June 2026.
This review presents a unified account of the geometric phase of light, linking its fundamental principles to diverse manifestations in polarization, spatial, and vector modes. By connecting theoretical frameworks with key experimental realizations, it reveals a coherent physical picture that deepens understanding and stimulates new directions in ...
A. Srinivasa Rao
wiley   +1 more source

Catenary action to prevent progressive collapse in multistorey timber buildings : An experimental study of tube joints

open access: yes, 2023
In the modern building industry wood as a building material has been looked on as one of the solutions to lower the environmentally impact of the building industry.
Knutsen, Sivert
core   +1 more source

Effect of reinforcing steel debonding on RC frame performance in resisting progressive collapse

open access: yesHBRC Journal, 2016
This paper presents the experimental program performed to study the effect of reinforcing steel debonding on progressive collapse resistance of moment resisting frame designed and detailed in accordance with the Egyptian code provisions for seismic ...
Waleed Mohamed Elsayed   +2 more
doaj   +1 more source

Sustainable Plant‐Based Electrodes for Electrocatalytic Conversion of Small Molecules: From Biomass to Functional Electrodes

open access: yesExploration, Volume 6, Issue 3, June 2026.
This review summarizes recent progress in plant‐based electrodes for small‐molecule electro‐conversion, focusing on synthesis strategies such as carbonization, hydrothermal processing, electrodeposition, and chemical vapor deposition. It highlights the structural features influencing porosity and conductivity, and discusses their applications in water ...
Ying Long   +6 more
wiley   +1 more source

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