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Academic Articles & Research Papers
Showing 20 of 425 academic articles
Kuznetsov A. V. • Vestnik Omskoj Ûridičeskoj Akademii
(2015)
The article is devoted to the manifestations of corruption in the field of natural resources’ protection. The author gives examples of investigative and judicial practices, suggests the ways of improving legislation in law enforcement optim...
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Open Access (DOAJ)
I F Deviatko • RUDN journal of Sociology
(2018)
The belief that survey research instruments mediating communication between interviewer and respondent influence the quality of data obtained in the interview has become a conventional methodological wisdom long ago. However, the impact of ...
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Open Access (DOAJ)
DOI: 10.22363/2313-2272-2018-18-4-627-637
Susana Aberturas, José Luis Olazagoitia, Miguel Ángel García, Antonio Hernando • Magnetochemistry
(2023)
In the automobile sector, energy recovery and sustainability are becoming more and more important, and energy-harvesting suspension systems (EHSAs) have a lot of promise to improve vehicle efficiency. This investigation expands on prior wor...
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Open Access (DOAJ)
DOI: 10.3390/magnetochemistry9070189
Shihao Liang, Liang Gao, Yongfeng Zheng, Hao Li • Applied Sciences
(2020)
In recent years, the functionally graded materials (FGM) with cellular structure have become a hot spot in the field of materials research. For the continuously varying cellular structure in the layer-wise FGM, the connection of gradient ce...
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Open Access (DOAJ)
DOI: 10.3390/app10217449
F. S. Aghaei Maybodi, M. H. Heydari, F. M. Maalek Ghaeini, M. H. Akrami • پژوهشهای ریاضی
(2021)
Introduction
Many mathematical formulations of physical phenomena contain integro-differential equations. These equations arise in fluid dynamics, biological models, chemical kinetics, ecology, control theory of financial mathematics, aeros...
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M. K. Mehta, M. Zaaijer, D. von Terzi • Wind Energy Science
(2024)
Traditionally, wind turbine and wind farm designs have been optimized to minimize the cost of energy. Such a design would make sense when bidding in price-based auctions. However, in a future with a high share of renewables and zero subsidi...
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Open Access (DOAJ)
DOI: 10.5194/wes-9-2283-2024
Yevhenii Kovryzhenko, Ehsan Taheri • Drones
(2025)
Motion planning is critical for ensuring precise and efficient operations of unmanned aerial vehicles (UAVs). While polynomial parameterization has been the prevailing approach, its limitations in handling complex trajectory requirements ha...
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Open Access (DOAJ)
DOI: 10.3390/drones9010077
LIU Jianxing, ZHANG Ouyang, MA Xiaolong, CHEN Meng et al. • Nanjing Hangkong Hangtian Daxue Xuebao
(2026)
Free-floating space robots （FFSRs） have emerged as critical unmanned platforms for long-term in-orbit services thanks to their high mobility and extended operational lifespan. However， external disturbances caused by dynamic space environme...
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Open Access (DOAJ)
DOI: 10.16356/j.2097-6771.2026.01.015
Tareq Saeed, Vinay Singh, Savin Treanţă, Solomon Lalmalsawma • Results in Control and Optimization
(2024)
In this paper, we introduce a new class of generalized (h,φ)-G-type I vector-valued functions, by combining the notions of (h,φ)-differentiable functions, G-invex functions, and type I functions. By using these new concepts, we formulate an...
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Open Access (DOAJ)
DOI: 10.1016/j.rico.2024.100395
Changmei Liang, Changmei Liang, Changmei Liang, Changmei Liang et al. • Frontiers in Environmental Science
(2023)
The cost-benefit is a key factor when selecting an appropriate sponge city construction scheme. The research of applying intelligent technology to find cost-benefit efficient planning and construction of sponge city is urgently required. Th...
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Open Access (DOAJ)
DOI: 10.3389/fenvs.2022.1072505
Nan Sun, Nan Sun, Yuxin Wang, Yuxin Wang et al. • Frontiers in Microbiology
(2025)
IntroductionThis study adopted the intercropping pattern opepper (Capsicum annuum L.) and Chinese chives (Allium tuberosum), combined with high-throughput sequencing and microbial network analysis, to systematically reveal the mechanisms of...
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Open Access (DOAJ)
DOI: 10.3389/fmicb.2025.1716326
Tingting Wu, Yaxin Liu, Laihe Qi, Pu Wang et al. • Machines
(2026)
A pipeline intelligent plugging robot (PIPR) is an important tool in subsea pipeline maintenance and emergency repair. Precise position-tracking control is crucial for the in-pipe plugging operation of a PIPR. The anchoring module is the ke...
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Open Access (DOAJ)
DOI: 10.3390/machines14060675
Zhenbao Wang, Shuyue Liu, Yuchen Zhang, Xin Gong et al. • Applied Sciences
(2023)
The impact of the built environment on the ridership of ride-hailing results depends on the spatial grid scale. The existing research on the demand model of ride-hailing ignores the modifiable areal unit problem (MAUP). Taking Chengdu as an...
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Open Access (DOAJ)
DOI: 10.3390/app13042180
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
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
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
Boniphace Kutela, Frank Ngeni, Cuthbert Ruseruka, Tumlumbe Juliana Chengula et al. • International Journal of Transportation Science and Technology
(2025)
Over-speeding is a pivotal factor in fatal traffic crashes globally, necessitating robust speed management strategies to augment road safety. In 2021, the National Highway Traffic Safety Administration reported over 12 000 speed-related fat...
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Open Access (DOAJ)
DOI: 10.1016/j.ijtst.2024.03.003
Wang Kai, Liu Meilun, Tan Jiaxin, Gan Chang • Redai dili
(2025)
Urban-rural integration is a necessary way to realize the strategy of rural revitalization in the new era, and exploring the characteristics of the spatial correlation network of China's urban-rural integration and its formation mechanism i...
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Open Access (DOAJ)
DOI: 10.13284/j.cnki.rddl.20230678
Marco Möller, Tiago P Peixoto • New Journal of Physics
(2015)
We construct statistical ensembles of modular Boolean networks that are constrained to lie at the critical line between frozen and chaotic dynamic regimes. The ensembles are maximally random given the imposed constraints, and thus represent...
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Open Access (DOAJ)
DOI: 10.1088/1367-2630/17/4/043021
Rui Pedro Marques, Dorabella Santos • Systems
(2025)
This systematic review explores how business intelligence (BI) and operations research (OR) help organizations ensure sustainable practices in supply chain management (SCM). Drawing on 56 peer-reviewed studies, this review synthesizes how B...
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Open Access (DOAJ)
DOI: 10.3390/systems13121111