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Academic Articles & Research Papers
Showing 20 of 227 academic articles
Khan Mohsin, Sheheryar Shah, Amra Al Kenany, Meshal Shutaywi et al. • Discover Nano
(2026)
Abstract In the modern era, energy has become a vital concern across all sectors, while efficient energy generation remains a significant challenge for scientists and engineers. To overcome this issue, researchers have developed ternary hyb...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s11671-026-04821-1
Mirko Viroli D • Archivio istituzionale della ricerca (Alma Mater Studiorum Università di Bologna)
(2017)
Mathematical Problems in Engineering is a peer-reviewed, open access journal that publishes results of rigorous engineering research carried out using mathematical tools. Contributions containing formulations or results related to applicati...
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Simin Du, Guodong Ye • Alexandria Engineering Journal
(2023)
An asymmetric image encryption algorithm based on integer wavelet transformation (IWT) and Rivest-Shamir-Adleman (RSA) algorithm is proposed. Firstly, two plain characteristic parameters (PCP) of the plain image are extracted and two random...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.aej.2022.10.066
Mesloub Said • Boundary Value Problems
(2008)
This paper is devoted to the study of a mixed problem for a nonlinear parabolic integro-differential equation which mainly arise from a one dimensional quasistatic contact problem. We prove the existence and uniqueness of solutions in a we...
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Open Access (DOAJ)
Colin Clark (2010)
Preface. Acknowledgments. 1 A Generic Bioeconomic Model. 1.1 What is Conservation? 1.2 What is a Model? 1.3 A Dynamic Resource-Harvesting Model. 1.4 A Bioeconomic Model. 1.5 A Dynamic Optimization Model. 1.6 A Model of Individual Behavior. ...
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Alan C. Newell • Society for Industrial and Applied Mathematics eBooks
(1985)
The History of the Soliton Derivation of the Korteweg-de Vries, Nonlinear Schrodinger and Other Important and Canonical Equations of Mathematical Physics Soliton Equation Families and Solution Methods The -Function, the Hirota Method, the P...
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DOI: https://doi.org/10.1137/1.9781611970227
Wei‐Ming Ni • Society for Industrial and Applied Mathematics eBooks
(2011)
Diffusion has been used extensively in many scientific disciplines to model a wide variety of phenomena. The Mathematics of Diffusion focuses on the qualitative properties of solutions to nonlinear elliptic and parabolic equations and syste...
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DOI: https://doi.org/10.1137/1.9781611971972
Leila Slimane, Souad Ayadi, Ozgur Ege, Ahmad Aloqaily et al. • Journal of Inequalities and Applications
(2026)
Abstract In this study, we establish existence and Ulam-Hyers results for nonlinear sequential fractional differential equations involving the deformable derivative. We employ the Banach contraction principle and Krasnoselskii’s theorem to ...
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Open Access (DOAJ)
DOI: 10.1186/s13660-026-03510-y
Andrei Panteleev, Maria Karane • Mathematics
(2023)
The article considers the problem of finding the optimal on average control of the trajectories of continuous stochastic systems with incomplete feedback. This class of problems includes control problems in which the initial states are desc...
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Open Access (DOAJ)
DOI: 10.3390/math11132903
Yan Long, Hongshan Zhao • Journal of Mathematics
(2022)
Game theory has become an important tool to study the competition between oligopolistic enterprises. After combing the existing literature, it is found that there is no research combining two-stage game and nonlinear dynamics to analyze the...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2022/4370298
Ognyan Christov • Advances in Mathematical Physics
(2018)
The low-dimensional periodic Klein-Gordon lattices are studied for integrability. We prove that the periodic lattice with two particles and certain nonlinear potential is nonintegrable. However, in the cases of up to six particles, we prove...
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Open Access (DOAJ)
DOI: 10.1155/2018/7023696
M. Sivaramkrishnan, M. Siva Ramkumar, Kiruthika Balakrishnan, J. Isaac JoshuaRamesh Lalvani • Scientific Reports
(2026)
Abstract An adaptive cruise control (ACC) system has a key role to play in enhancing the safety and stability of autonomous vehicles, along with ensuring improved ride quality through proper management of vehicle velocity and distance betwe...
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Open Access (DOAJ)
DOI: 10.1038/s41598-026-69261-4
X. Guo, X. Guo, X. Guo, H. Feng et al. • Wind Energy Science
(2026)
The geometrically nonlinear analysis of Timoshenko beams with variable cross-sections remains a challenging task in engineering practice, particularly for structures subjected to large deformations. While co-rotational (CR) formulations hav...
DOAJ
Open Access (DOAJ)
DOI: 10.5194/wes-11-3137-2026
Na Wang, Bingqi Han, Sumiao Hong, Xinrui Shi et al. • BMC Pregnancy and Childbirth
(2025)
Abstract Background Preterm birth is a leading cause of health problems and death in infants. This study aims to investigate the association between maternal plasma glucose levels during pregnancy and risk of preterm birth. Methods This pop...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s12884-025-08309-1
Jingyu Zhao, Hanqi Ming, Tao Guo, Yuxuan Zhang et al. • International Journal of Coal Science & Technology
(2022)
Abstract Temperature variation and gas generation at different depths and positions in the coal combustion process were studied to determine the propagation and evolution of high temperature regions in the process of coal spontaneous combus...
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Open Access (DOAJ)
DOI: 10.1007/s40789-022-00535-8
Yuqing Wang, Liu Liu, Liu Liu, Jingxi Zhang et al. • Frontiers in Bioengineering and Biotechnology
(2026)
IntroductionThe lamina cribrosa (LC) in the optic nerve head is the initial site of glaucomatous optic nerve injury. Under high intraocular pressure (IOP), the deformation of the LC compresses the retinal ganglion cell (RGC) axons passing t...
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Open Access (DOAJ)
DOI: 10.3389/fbioe.2026.1875609
Jin Rui, Yijing Li, Hector D. Menendez, Mariana Pinto da Costa • Digital Health
(2026)
Digital infrastructure is increasingly understood as part of the contemporary built environment and as a policy-relevant area-level correlate of older adults’ mental health. Existing studies have often relied on linear models and have paid ...
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Open Access (DOAJ)
DOI: 10.1177/20552076261465140
Rabita Hasan, Sheikh Md. Rabiul Islam • Brain Informatics
(2026)
Abstract Electroencephalography (EEG)-based emotion recognition has gained increasing attention in affective computing because EEG provides high temporal resolution and reflects intrinsic neural activity. However, reliable emotion recogniti...
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Open Access (DOAJ)
DOI: 10.1186/s40708-026-00319-9
Eugene M. Izhikevich • The MIT Press eBooks
(2006)
Explains the relationship of electrophysiology, nonlinear dynamics, and the computational properties of neurons, with each concept presented in terms of both neuroscience and mathematics and illustrated using geometrical intuition. In order...
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DOI: https://doi.org/10.7551/mitpress/2526.001.0001
Mingrong Wang, Longnan Ma • Administrative Sciences
(2025)
This paper examines the impact of import competition on skill premium and the moderating effect of labor market flexibility on it, using panel data from 30 provinces in China from 2010 to 2019. A dynamic panel threshold model with instrumen...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/admsci15100381