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Academic Articles & Research Papers
Showing 20 of 1,656 academic articles
Juliana Zottis, Carla Adriana Theis Soares Diehl, Alexandre da Silva Rocha • Journal of Materials Research and Technology
(2018)
The purpose of this paper is to investigate the correlation of strain and hardness parameters in a drawing process chain of an SAE 1045 steel bar. The present work discusses the application of the experimental and numerical method of analys...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.jmrt.2018.01.004
Huimin Guo, Huimin Guo, Sen Wang, Haizheng Wang et al. • Frontiers in Endocrinology
(2025)
ObjectiveThe triglyceride - glucose (TyG) index has been confirmed as an independent risk factor for ischemic stroke (IS) in numerous studies. In terms of the role of carotid ultrasound in the risk assessment of IS, the focus has shifted fr...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fendo.2025.1481676
Helena Frielingsdorf, Victoria Fomichov, Ingrid Rystedt, Sofia Lindstrand et al. • Scientific Reports
(2025)
Abstract Although previous studies have suggested an association between digital media use and health, detailed knowledge about how different types of digital media impact adolescent health is limited. This cross-sectional population-based ...
DOAJ
Open Access (DOAJ)
DOI: 10.1038/s41598-024-83951-x
Seyedkamal Vaezi, Mohammad Pedrami • پژوهشنامه روانشناسی مثبت
(2025)
This study aimed to systematically synthesize and prioritize the main factors influencing university students’ happiness and well-being. Employing a rigorous qualitative methodology based on interpretive meta-synthesis, the research compreh...
DOAJ
Open Access (DOAJ)
DOI: 10.22108/ppls.2026.142544.2560
Guangwen Song, Jiajun Liang, Linlin Wu, Lin Liu et al. • ISPRS International Journal of Geo-Information
(2025)
In recent years, there has been a sharp increase in the number of online fraud cases. However, research on crime geography has paid little attention to online crimes, especially to the influencing factors behind their spatial distributions....
DOAJ
Open Access (DOAJ)
DOI: 10.3390/ijgi14040151
Nnamdi C. Aronwora, Chibuzo Nwabufo Okwuosa, Jang-Wook Hur • IEEE Access
(2026)
The rate of capacity fade in a lithium-ion battery following a transition to a new discharge current is widely assumed to equal that of a battery that has always operated at the destination current, an implicit premise referred to here as l...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2026.3732470
Oteng Maphane • International Journal of Mathematics and Mathematical Sciences
(2021)
Let Gk,nℂ for 2≤k...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2021/6687527
T. Friedrich, B. S. Powell, J. L. Gunnarson, G. Liu et al. • Journal of Advances in Modeling Earth Systems
(2024)
Abstract Global climate models provide useful tools to forecast large‐scale anthropogenic trends and the impacts on ocean physics and marine biology and chemistry. Due to coarse spatial resolution, they typically lack the ability to represe...
DOAJ
Open Access (DOAJ)
DOI: 10.1029/2023MS003855
T. T. van Leeuwen, G. R. van der Werf, A. A. Hoffmann, R. G. Detmers et al. • Biogeosciences
(2014)
Landscape fires show large variability in the amount of biomass or fuel
consumed per unit area burned. Fuel consumption (FC) depends on the biomass
available to burn and the fraction of the biomass that is actually combusted,
and can be com...
DOAJ
Open Access (DOAJ)
DOI: 10.5194/bg-11-7305-2014
H.-C. Jung, B.-K. Moon, J. Wie, H.-S. Park et al. • Geoscientific Model Development
(2019)
Recently, Earth system models (ESMs) have begun to
consider the marine ecosystem to reduce errors in climate simulations.
However, many models are unable to fully represent the ocean-biology-induced
climate feedback, which is due in part to...
DOAJ
Open Access (DOAJ)
DOI: 10.5194/gmd-12-699-2019
Wentao Han, Shaoxuan Wu, Hui Ding, Mingyi Wang et al. • Scientific Data
(2023)
Abstract Plectropomus leopardus, as known as leopard coral grouper, is a valuable marine fish that has gradually been bred artificially. To promote future conservation, molecular breeding, and comparative studies, we generated an improved h...
DOAJ
Open Access (DOAJ)
DOI: 10.1038/s41597-023-02051-z
Violeta Šiljak, Dejan Đurović, Rade Stefanović, Branimir Mekić • SportLogia
(2018)
The subject of this research refers to development of management in sport throughout history of the Olympic Committee of Serbia and the Montenegrin Olympic Committee. Analysis of the work of the Olympic Committee of Serbia and the Montenegr...
DOAJ
Open Access (DOAJ)
DOI: 10.5550/sgia.181401.en.sdsm
D. S. Spivak, S. V. Kliuchnyk • Nauka ta progres transportu
(2024)
Purpose. The paper aims to highlight and substantiate the need to find rational design schemes for lattice tube concrete bridges with a ride on top based on the analysis of recent research and regulatory documents. Methodology. The current ...
DOAJ
Open Access (DOAJ)
DOI: 10.15802/stp2024/301524
Berk Yildiz, Gulden Oner • European Transport Research Review
(2026)
Abstract Air transport has become the dominant mode of passenger mobility worldwide, yet airline groups remain highly vulnerable to financial distress because of volatile demand, high fixed costs, and exposure to systemic shocks. This study...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s12544-026-00865-7
Maltsev Andrey A. • Российский внешнеэкономический вестник
(2024)
The article examines the evolution of theoretical ideas about the regionalization of production activities of global value chains (GVCs). The paper reveals the division of “factory” and “headquarters” economies, which triggered the creation...
DOAJ
Open Access (DOAJ)
DOI: 10.24412/2072-8042-2024-4-7-25
Michelle Cherfane, Michelle Cherfane, Michelle Cherfane, Jihan Safwan et al. • Frontiers in Neurology
(2025)
ObjectivesThis study evaluates the effectiveness of a brief, culturally tailored educational video in improving stroke-related knowledge among residents of the United Arab Emirates (UAE).MethodsA pre-post intervention study was conducted wi...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fneur.2025.1608381
Jueqiao Liu, Jueqiao Liu, Xiaoyi Chen, Jun Cai et al. • Frontiers in Psychiatry
(2026)
BackgroundLarge language models are increasingly used for informal mental health support, yet their safety during escalating suicide-risk conversations may depend on how prior information is presented. Native multi-turn conversations and re...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fpsyt.2026.1962098
Meng Yuan, Lei Li, Zhezhuang Xu • IEEE Access
(2022)
In biaxial contouring control applications, the inherent structural flexibility of machines can lead to position discrepancies between the manipulator and actuator, and thus deteriorate the manufacturing performance, especially when the con...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2022.3157868
Sergei Borsch, Andrei Khristoforov, Vladimir Krovotyntsev, Ekaterina Leontieva et al. • Geosciences
(2018)
This paper presents the basin approach to the design, development, and operation of a hydrological forecasting and early warning system in a large transboundary river basin of high flood potential, where accurate, reliable, and timely avail...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/geosciences8030093
Kirsten M. Wright, Janis McFerrin, Armando Alcázar Magaña, Armando Alcázar Magaña et al. • Frontiers in Nutrition
(2022)
Botanical products are frequently sold as dietary supplements and their use by the public is increasing in popularity. However, scientific evaluation of their medicinal benefits presents unique challenges due to their chemical complexity, i...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fnut.2021.799137