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Academic Articles & Research Papers
Showing 20 of 227 academic articles
A. K. Kodeary, S. M. Hamidi • Journal of Nanotechnology
(2019)
We report an experimental study on the piezophotonic effect of gold and lead zirconate titanate (PbZrTiO3) nanoparticles (NPs) and also their core-shell nanostructures prepared by the laser ablation in liquid method. To obtain these NPs and...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2019/6046079
Ning Li, Zhigang Du, Fuqiang Gao, Fuzhou Qi et al. • Geofluids
(2022)
The mechanical equation on the mechanical characteristics of rock bolt in rock mass with bedding separation is established, based on the bond slip relationship of anchoring interface by the load transfer method. The validity of the numerica...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2022/5279884
J. L. Lions • SIAM Review
(1988)
Exact controllability is studied for distributed systems, of hyperbolic type or for Petrowsky systems (like plate equations). The control is a boundary control or a local distributed control. Exact controllability consists in trying to driv...
OPENALEX
DOI: https://doi.org/10.1137/1030001
Kafeel Ahmed, Irfan Hussain, Mehdi Seyedmahmoudian, Alex Stojcevski et al. • Energies
(2023)
Advancements in power conversion efficiency and the growing prevalence of DC loads worldwide have underscored the importance of DC microgrids in modern energy systems. Addressing the challenges of power-sharing and voltage stability in thes...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/en16207038
Fan Sun • Results in Physics
(2021)
The propagation of optical solitons in optical fibers with the generalized Kudryashov’s refractive index is described by a high order nonlinear Schrödinger equation. The main feature is that the amplitude and width of the pulse can be chang...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.rinp.2021.104644
Jianghai Li, Jia Meng, Xiaojing Kang, Zhenhai Long et al. • Science and Technology of Nuclear Installations
(2017)
High-temperature gas-cooled reactors (HTGR) can incorporate wireless sensor network (WSN) technology to improve safety and economic competitiveness. WSN has great potential in monitoring the equipment and processes within nuclear power plan...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2017/3721578
Daria Mangileva, Pavel Konovalov, Arsenii Dokuchaev, Olga Solovyova et al. • Mathematics
(2021)
Rotating nonlinear waves of excitation in the heart cause dangerous cardiac arrhythmias. Frequently, ventricular arrhythmias occur as a result of myocardial infarction and are associated with rotation of the waves around a post-infarction s...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/math9222911
Zean Guo, Jiawei Wang, Mengmeng Li, Yawei Lv et al. • Physical Review Research
(2024)
Hall anomaly related to deviations in Hall carrier concentrations have always been recognized as signs of charge incoherence in organic semiconductors, which lack ordered lattices. In this paper, we show that the Hall carrier concentration ...
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Open Access (DOAJ)
DOI: 10.1103/PhysRevResearch.6.043180
Andreas E. Robertson, Samuel B. Inman, Ashley T. Lenau, Ricardo A. Lebensohn et al. • npj Computational Materials
(2026)
Abstract Aleatoric uncertainties – irremovable variability in microstructure morphology, constituent behavior, and processing conditions – pose a major challenge to developing uncertainty-robust digital twins. We introduce the Variational D...
DOAJ
Open Access (DOAJ)
DOI: 10.1038/s41524-026-02054-5
Combettes Patrick L., Glaudin Lilian E. • Advances in Nonlinear Analysis
(2021)
Various strategies are available to construct iteratively a common fixed point of nonexpansive operators by activating only a block of operators at each iteration. In the more challenging class of composite fixed point problems involving op...
DOAJ
Open Access (DOAJ)
DOI: 10.1515/anona-2020-0173
Xinyuan An, Sihao Zhao, Xiaowei Cui, Qin Shi et al. • Sensors
(2020)
Radio-based positioning systems are typically utilized to provide high-precision position information for automatic-guided vehicles (AGVs). However, the presence of obstacles in harsh environments, as well as carried cargoes on the AGV, wil...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/s20041155
Jia Guo, Guoyuan Zhou, Ke Yan, Yi Di et al. • CAAI Transactions on Intelligence Technology
(2025)
ABSTRACT The challenge of optimising multimodal functions within high‐dimensional domains constitutes a notable difficulty in evolutionary computation research. Addressing this issue, this study introduces the Deep Backtracking Bare‐Bones P...
DOAJ
Open Access (DOAJ)
DOI: 10.1049/cit2.70028
Priyal Singhal, Praneet Saurabh, Mayank Sharma, Jyoti Badge et al. • Discover Artificial Intelligence
(2026)
Abstract Air pollution constitutes one of the most pressing environmental and public health crises of the twenty-first century, disproportionately affecting rapidly urbanising nations such as India. Accurate prediction of the Air Quality In...
DOAJ
Open Access (DOAJ)
DOI: 10.1007/s44163-026-02131-0
Susilowati, Aprizal, Dyah Indriana Kusumastuti • Discover Artificial Intelligence
(2026)
Abstract This study introduces an ensemble machine learning (EML) framework to enhance short-duration rainfall-intensity prediction under limited-data conditions. By integrating multiple base learners within a stacking architecture, the pro...
DOAJ
Open Access (DOAJ)
DOI: 10.1007/s44163-026-01772-5
Vladimir Tudić, Damir Kralj, Josip Hoster, Tomislav Tropčić • Sensors
(2022)
This paper presents the process of designing, fabricating, assembling, programming and optimizing a prototype nonlinear mechatronic Ball-Plate System (BPS) as a laboratory platform for engineering education STEM. Due to the nonlinearity and...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/s22051875
A Gruen and T S Huang • Measurement Science and Technology
(2002)
One of my greatest hates is the edited book with chapters from a number of different authors, some of which have evidently been written in haste against the final deadline, and most of which show marked divergence of content, opinion, notat...
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DOI: https://doi.org/10.1088/0957-0233/13/2/707
Hossein Tahani, James M. Keller • IEEE Transactions on Systems Man and Cybernetics
(1990)
A method of evidence fusion, based on the fuzzy integral, is developed. This technique nonlinearly combines objective evidence, in the form of a fuzzy membership function, with subjective evaluation of the worth of the sources with respect ...
OPENALEX
DOI: https://doi.org/10.1109/21.57289
Bernd Jähne, Horst W. Haussecker, Peter Geißler (1999)
Contents of Volume One: Preface. Contributors. B. Jahne, Introduction. Illumination and Image Formation. H. Hausecker, Radiation. H. Hausecker, Interaction of Radiation with Matter. P. Geisler, Geometric and Wave Optics. H. Hausecker, Radio...
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Juhyeon Kim, Emin Orhan, Kijung Yoon, Xaq Pitkow • IEEE Access
(2022)
Neurons in the brain are complex machines with distinct functional compartments that interact nonlinearly. In contrast, neurons in artificial neural networks abstract away this complexity, typically down to a scalar activation function of a...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2022.3178951
F. Cadini, E. Zio, N. Pedroni • Science and Technology of Nuclear Installations
(2008)
Artificial neural networks are powerful algorithms for constructing nonlinear empirical models from operational data. Their use is becoming increasingly popular in the complex modeling tasks required by diagnostic, safety, and control appli...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2008/681890