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Academic Articles & Research Papers
Showing 20 of 12,051 academic articles
Dheeraj Gupta, Bhawana Pant, Ranjeeta Kumari, Monika Gupta • National Journal of Community Medicine
(2013)
Background: Adolescence – a period of transition between childhood and adulthood is a significant period of human growth and maturation. Adolescents represent about a fifth of India’s population. Many studies in recent times have highlighte...
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Open Access (DOAJ)
A. L. Okhotnikov • Интеллектуальный транспорт
(2026)
The article examines the information models used in machine vision systems. The content of machine vision systems is disclosed in terms of their belonging to the field of information technology. Two main subsystems are described. The main i...
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Open Access (DOAJ)
Korolchenko Dmitriy, Voevoda Sergey • MATEC Web of Conferences
(2016)
Depending on the size of water drops, process of fire extinguishing is focused either in a zone of combustion or on a burning liquid surface. This article considers two alternate solutions of a heat balance equation. The first solution allo...
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Open Access (DOAJ)
DOI: 10.1051/matecconf/20168604056
Huimin Li, Lingfeng Li, Bin Liu, Ge Xin • High-Speed Railway
(2025)
High-Speed Trains (HSTs) have emerged as a mainstream mode of transportation in China, owing to their exceptional safety and efficiency. Ensuring the reliable operation of HSTs is of paramount economic and societal importance. As critical r...
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Open Access (DOAJ)
DOI: 10.1016/j.hspr.2025.08.003
Zhonglin Guo, Zhijie Liu, Miao Guo, Ke-Jun Li et al. • International Journal of Electrical Power & Energy Systems
(2025)
The single-stage transformerless photovoltaic (PV) topology is an attractive configuration as it offers high efficiency, low installation cost and smaller size. For such a configuration, the control algorithm should be designed to track the...
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Open Access (DOAJ)
DOI: 10.1016/j.ijepes.2025.111239
Skyler Hawkins, Jaya Sravani Mandapaka, Logan McCorkendale, Zachary McCorkendale et al. • IEEE Open Journal of Vehicular Technology
(2025)
The increasing size of the Uncrewed Aircraft System (UAS) ecosystem necessitates effective infrastructure and Collision Avoidance (CA) systems to facilitate high-density UAS traffic in urban environments. Unfortunately, current-generation A...
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Open Access (DOAJ)
DOI: 10.1109/OJVT.2025.3562581
A. A. Lunev • Вестник СибАДИ
(2019)
Introduction. The use of the thermal power station’s (TPS) waste in the construction industry becomes the norm in world practice of recent decades. Basically, the researches use ash and slag in the construction of automobile roads as a mate...
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Open Access (DOAJ)
DOI: 10.26518/2071-7296-2019-6-746-757
Vahid Dehghanian, John Nielsen • International Journal of Antennas and Propagation
(2015)
Capacity of a wireless link can be enhanced by increasing the number of receive antennas. However, imposed receiver physical size constraints necessitate that the antenna elements be in close proximity, which typically reduces the overall l...
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Open Access (DOAJ)
DOI: 10.1155/2015/143759
V. V. Skalozub, I. V. Klymenko • Nauka ta progres transportu
(2018)
Purpose. The article is aimed to improve the automated systems operation of the railway technical system parks and switch D.C. electric motors (EMs), taking into account all uncertainties. Methodology. Solution of the problem was obtained t...
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Open Access (DOAJ)
DOI: 10.15802/stp2018/141430
Pavlos Tafidis, Mehdi Gholamnia, Payam Sajadi, Sruthi Krishnan Vijayakrishnan et al. • European Transport Research Review
(2024)
Abstract Air pollution is a significant and pressing environmental and public health concern in urban areas, primarily driven by road transport. By gaining a deeper understanding of how traffic dynamics influence air pollution, policymakers...
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Open Access (DOAJ)
DOI: 10.1186/s12544-024-00671-z
Weizheng Liu, Shuai Qu, Zhihong Nie, Junhui Zhang • Advances in Materials Science and Engineering
(2016)
A series of repeated load triaxial tests were conducted in this study to investigate the influences of compaction density and postcompaction moisture variation on the dynamic elastic modulus (Ed) and plastic permanent strain (PPS) of compac...
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Open Access (DOAJ)
DOI: 10.1155/2016/5951832
SHEN Zhi-fu , XU Qi-er , ZHU Ling-yu , WANG Zhi-hua , GAO Hong-mei • Yantu gongcheng xuebao
(2021)
Interbedded soil is a special soil and is often encountered in littoral facies and river floodplain formations. Furthermore, the interbedded soil of cohesive soil and sandy soil is especially unique in its overall mechanical behavior due to...
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Open Access (DOAJ)
DOI: 10.11779/CJGE2021S2023
Xiao-Wei Guan, Li-Xin Guo, Ya-Jiao Wang, Qing-Liang Li • International Journal of Antennas and Propagation
(2018)
The parabolic equation method based on digital elevation model (DEM) is applied on propagation predictions over irregular terrains. Starting from a parabolic approximation to the Helmholtz equation, a wide-angle parabolic equation is deduce...
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Open Access (DOAJ)
DOI: 10.1155/2018/1878307
Lianbo Deng, Enwei Jing, Jing Xu, Chen Chen • IET Intelligent Transport Systems
(2022)
Abstract Studying the wagon accumulation process and the laws of accumulation cost is of great significance for determining the suitable conditions of wagon accumulation and shortening the accumulation time. Here, the process of relaxed fix...
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Open Access (DOAJ)
DOI: 10.1049/itr2.12144
Xia Liu, Marek E. Bialkowski • International Journal of Antennas and Propagation
(2010)
This paper reports investigations on the effect of antenna mutual coupling on performance of training-based Multiple-Input Multiple-Output (MIMO) channel estimation. The influence of mutual coupling is assessed for two training-based channe...
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Open Access (DOAJ)
DOI: 10.1155/2010/213576
Yuxin Xue, Wei Hou, Yongjun Zhou, Huichi Li et al. • Journal of Traffic and Transportation Engineering (English ed. Online)
(2026)
Runway bridges offer a practical structural solution for airport construction in terrain-constrained areas. However, their dynamic behavior under aircraft landing loads remains insufficiently studied, and design-oriented theoretical guidanc...
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Open Access (DOAJ)
DOI: 10.1016/j.jtte.2026.01.002
Satyam Panchal, Krishna Gudlanarva, Manh-Kien Tran, Münür Sacit Herdem et al. • World Electric Vehicle Journal
(2022)
In this paper, an analogous study of the velocity and temperature profiles inside microchannel cooling plates (with hydraulic diameter of 6 mm), placed on a large pouch-type LiFePO4 battery, is presented using both the laboratory and simula...
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Open Access (DOAJ)
DOI: 10.3390/wevj13080138
Xi Wang, Yan Zhao, Tao Tang • Discrete Dynamics in Nature and Society
(2016)
We investigate the problem of fuzzy constrained predictive optimal control of high speed train considering the effect of actuator dynamics. The dynamics feature of the high speed train is modeled as a cascade of cars connected by flexible c...
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Open Access (DOAJ)
DOI: 10.1155/2016/5704743
Jaroslav Janacek, Michal Sibila • Communications
(2009)
This paper deals with two different computer-supported approaches to an evacuation plan design, which should assign the available vehicles to endangered dwelling places so that the total time of evacuation is minimal. It is assumed that som...
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Open Access (DOAJ)
DOI: 10.26552/com.C.2009.3.29-35
Ji-Qiang Li, Yan Chen, Yong Biao Ma, Jeong-Tae Kwon et al. • Case Studies in Thermal Engineering
(2023)
With the development of the hydrogen fuel cell automobile industry, higher requirements are put forward for the construction of hydrogen energy infrastructure, the matching of parameters and the control strategy of hydrogen filling rate in ...
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Open Access (DOAJ)
DOI: 10.1016/j.csite.2022.102678