Results 41 to 50 of about 6,721 (239)

An urban evolved invasive plant tolerates experimental climate change

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Urbanization may drive invasive species evolution, resulting in greater invasion risks as global conditions change. We compared urban populations of the invasive Erigeron annuus in Zagreb, Croatia, to surrounding rural populations and found that urban‐evolved populations were more tolerant of experimental warming and drought than rural populations ...
S. Luke Flory   +4 more
wiley   +1 more source

Exploration and prospect of the key technologies of the new generation mobile communication of intelligent railway

open access: yesDianxin kexue, 2023
The progress of mobile communication technology drives industrial changes in all walks of life.The carrying capacity of the existing railway mobile communication system is increasingly difficult to meet the rapid growth of modern railway networks even ...
Yulong LU   +5 more
doaj   +2 more sources

Experimental And Numerical Studies Of Heat Transfer Characteristics Of The Wall Formed By Hollow Aluminum Extrusion And Insulation Material Layers

open access: yesJournal of Applied Science and Engineering, 2022
The heat transfer characteristics of the wall formed by the aluminum extrusion and multi insulation material layers are studied experimentally and numerically.
LuWang   +4 more
doaj   +1 more source

Portfolio‐Level Reliability Analysis of a Multi‐Asset System: A Frailty Proportional Intensity Modeling Framework

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT Understanding and modeling the equipment failure behavior is crucial for reducing downtime, optimizing maintenance strategies, and improving operational safety. This challenge becomes particularly critical in industrial contexts involving multi‐asset portfolios, where heterogeneous conditions influence the reliability of individual assets and,
Zeynab Allahkarami   +4 more
wiley   +1 more source

Integrating Image Segmentation and Deep Learning to Improve Radio Frequency Propagation Models

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT This paper proposes a multi‐sensor approach to improve radio frequency (RF) propagation models, which play a key role in the rapidly expanding field of connected vehicle technology. Focusing on the 1‐ to 20‐GHz frequency range, which is critical for both satellite‐to‐vehicle and base station‐to‐vehicle communications, our study introduces a ...
Jonathan Israel   +2 more
wiley   +1 more source

Is the cubic parabola really the best railway transition curve?

open access: yesOpen Engineering, 2021
In the current study, the authors tested two railway transition curves in terms of their usefulness for railway practice. The first curve was a cubic parabola – the curve most popular in railway engineering.
Zboinski Krzysztof, Woznica Piotr
doaj   +1 more source

How Aligned Are Citizen Preferences With the 15‐Minute Cities Paradigm? An International Survey and K‐Means Clustering Study

open access: yesSustainable Development, EarlyView.
ABSTRACT This study investigates how citizens' mobility preferences align with the principles of the 15‐Minute City (15mC), addressing three research questions: what access times and transport modes citizens consider acceptable, whether mobility preference can be clustered, and which services are perceived incompatible with the 15mC.
Maria Perales‐Eguiluz   +3 more
wiley   +1 more source

Optimizing ironing parameters in material extrusion (MEX) technology: enhancing efficiency and performance

open access: yesDiscover Applied Sciences
This study explores the optimization of ironing parameters in Material Extrusion (MEX) technology, specifically targeting improvements in the mechanical properties of polylactic acid (PLA) printed objects, with a focus on enhancing Ultimate Tensile ...
Hussein Alzyod   +2 more
doaj   +1 more source

Opportunities for Australia Amid China's Carbon‐Neutral Transition: Input–Output Approach With Analysis of Australian Renewable Potential

open access: yesSustainable Development, EarlyView.
ABSTRACT A major transformation in China's energy mix is underway as the country pursues carbon neutrality by 2060, posing significant structural challenges for Australia as a major exporter of carbon‐intensive resources. This study examines the economic impacts of China's decarbonisation on Australia by applying static and dynamic input–output (IO ...
Jinyong (Edward) Sung
wiley   +1 more source

Lightweight Scheme for Metro Train Constant Section Car Body Based on Traditional Materials

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveCurrently, the contradiction between train operational energy consumption and operational benefits has become increasingly prominent, making it a primary issue in achieving energy-saving and environmental protection targets at various ...
Na XU, Hui JIN, Huishuang WANG
doaj   +1 more source

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