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68 resultados encontrados.

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Nonlinear Static and Dynamic Stiffness Characteristics of Support Hydraulic System of TBM
Artículo
Material complementario disponible Artículo DOAJ
Jianfeng Tao et al · KeAi Communications Co., Ltd · 2019 · ISSN 1000-9345
Abstract Full-face hard rock tunnel boring machines (TBM) are essential equipment in highway and railway tunnel engineering construction. During the tunneling process, TBM have serious vibrations, which can damage some o...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Material complementario
Nonlinear Fitting of Iron Sorption on Bentonite to Theoretical Isotherm Models
Artículo
Acceso abierto Artículo DOAJ
K. Stepova et al · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 1729-4428
A comparative analysis of adsorption models application for the description of experimental isotherms of iron adsorption on two samples: natural bentonite and bentonite irradiated with microwave irradiation. Sorption iso...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Nonlinear localized modes in one-dimensional nanoscale dark-state optical lattices
Artículo
Acceso abierto Artículo DOAJ
Chen Zhiming et al · Wiley · 2022 · ISSN 2192-8614
Optical lattices (OLs) with conventional spatial periodic λ/2, formed by interfering the counterpropagating laser beams with wavelength λ, are versatile tools to study the dynamical and static properties of ultracold a...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Analysis of a reaction–diffusion mosquito-borne model with chemotaxis: well-posedness and global dynamics
Artículo
Material complementario disponible Artículo DOAJ
Zhang Xiaotian et al · De Gruyter · 2026 · ISSN 2191-950X
In this paper, we construct and analyze a mosquito-borne disease model with chemotaxis in a homogeneous environment. Different from traditional modes that mosquitoes disperse with local diffusion, we correlate the chemot...
LCC LCC:AnalysisIdioma eng
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Critical evaluation of BNBC seismic response spectrum for Chattogram using one-dimensional nonlinear site response analysis
Artículo
Acceso abierto Artículo DOAJ
Aftub Zaman et al · Springer · 2026 · ISSN 2948-1589
Abstract Accurate estimation of ground motion at the surface is fundamental to seismic hazard assessment and resilient infrastructure design. The Bangladesh National Building Code (BNBC) 2020 provides generalized seismic...
LCC TENDOkdlb2xvZ3k~; LCC:Geophysics. Cosmic physicsIdioma eng
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Open Access
Bifurcation analysis and exploration of new optical soliton solutions in parabolic law medium with weak non-local nonlinearity
Artículo
Material complementario disponible Artículo DOAJ
Karmina K. Ali et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract In the present study, we examine how optical solitons behave in a synthetic nonlocal nonlinear medium. An analytical investigation is conducted into the nonlinear dynamical model that represents the propagation ...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Bayesian analysis for comparison of nonlinear regression model parameters: an application to ruminal degradability data Metodologia Bayesiana para comparação de parâmetros de modelos de regressão não-linear: uma aplicação a dados de degradabilidade ruminal
Artículo
Acceso abierto Artículo DOAJ
Robson Marcelo Rossi et al · Sociedade Brasileira de Zootecnia · 2010 · ISSN 1516-3598
This paper shows the Bayesian approach as an alternative to the classical analysis of nonlinear models for ruminal degradation data. The data set was obtained from a Latin square experimental design, established for test...
LCC LCC:Animal cultureIdioma eng
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Open Access
Dynamic Modeling and Nonlinear Vibration Analysis of Dual-Drive Feed System Considering the Moving Contact Interfaces
Artículo
Material complementario disponible Artículo DOAJ
Meng Duan et al · IEEE · 2026 · ISSN 2169-3536
Dual-drive feed systems are widely adopted in high-end CNC machines because of their high precision, rigidity, and operational stability. Vibration suppression during machining is critical to maintaining feed accuracy an...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Quasi-analytical perturbation analysis of the generalized nonlinear Schrödinger equation
Artículo
Acceso abierto Artículo RI ITBA
Bonetti, Juan I. et al · RI ITBA · 2019 · ISSN 1860-0832
"The Generalized Nonlinear Schrödinger Equation (GNLSE) finds several applications, especially in describing pulse propagation in nonlinear fiber optics. A well-known and thoroughly studied phenomenon in nonlinear wave ...
Idioma en
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Open Access
Adaptive local iterative filtering: A promising technique for the analysis of nonstationary signals
Artículo
Acceso abierto Artículo CONICET Digital
Piersanti, M. et al · American Geophysical Union · 2017 · ISSN 1031-1046
Many real-life signals and, in particular, in the space physics domain, exhibit variations acrossdifferent temporal scales. Hence, their statistical momenta may depend on the time scale at which the signal is studied. To...
Idioma eng
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Open Access
Global Optimized Isothermal and Nonlinear Models of Earth’s Standard Atmosphere
Artículo
Acceso abierto Artículo DOAJ
Nihad E Daidzic · Embry-Riddle Aeronautical University · 2015 · ISSN 2374-6793
Both, a global isothermal temperature model and a nonlinear quadratic temperature model of the ISA was developed and presented here. Constrained optimization techniques in conjunction with the least-square-root approxima...
LCC LCC:Motor vehicles. Aeronautics. AstronauticsIdioma eng
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Open Access
Improving the Analytical Method of Convergence Using Runge-Kutta Optimization Algorithm for Solving Fractional-Order Nonlinear Differential Equations
Artículo
Acceso abierto Artículo DOAJ
Shwan Abdal et al · University of Mosul, College of Education for Pure Science · 2025 · ISSN 1812-125X
Differential equations are equations that relate a function to one or more of its derivatives. Nonlinear means that the equation is not directly proportional to the function and its derivatives. In other words, its varia...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access
Multivariate analysis of sources of polyunsaturated fatty acids, selenium, and chromium on the productive performance of second-cycle laying hens
Artículo
Acceso abierto Artículo DOAJ
Walter Morales-Suárez et al · Sociedade Brasileira de Zootecnia · 2022 · ISSN 1806-9290
ABSTRACT An experiment was conducted to evaluate the effect of the intake of a mixture of fish and sacha inchi oils (iOM), organic selenium (iSe), and organic chromium (iCr) on egg production (EP) and feed conversion rat...
LCC LCC:Animal cultureIdioma eng
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Open Access
A Multimodal Data-Driven Framework for Failure Analysis and Performance Degradation of Photovoltaic Panels in Smart City Applications
Artículo
Material complementario disponible Artículo DOAJ
Eren Parladi et al · IEEE · 2026 · ISSN 2169-3536
This study investigates the long-term aging effects and structural degradation mechanisms of photovoltaic (PV) modules integrated into smart city furniture, with a particular focus on panels of 10 W, 25 W, and 40 W nomin...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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A Novel Approach to Analyzing Wrestling Skills: Multidimensional Recurrence Quantification Analysis of Muscle Activity
Artículo
Material complementario disponible Artículo DOAJ
Kazem Esfandiarian-Nasab et al · Shiraz University of Medical Sciences · 2026 · ISSN 2345-6167
Background: As athletes develop, their motor patterns evolve from variable to adaptive neuromuscular control strategies, enabling precise execution of complex movements. Traditional linear biomechanical analyses of wrest...
LCC LCC:Therapeutics. PharmacologyIdioma eng
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A comparison and evaluation of statistical methods for mediation analysis with mixtures of environmental exposures
Artículo
Acceso abierto Artículo DOAJ
Sean McGrath et al · BMC · 2026 · ISSN 1471-2288
Abstract Background Environmental studies often evaluate how exposures influence health outcomes through intermediate biological processes. In practice, researchers are often interested in complex exposure mixtures rathe...
LCC TENDOk1lZGljaW5lIChHZW5lcmFsKQ~~Idioma eng
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Open Access
Computational analysis of soliton dynamics and their applications in the fractional Kairat-II equation
Artículo
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Beenish et al · SpringerOpen · 2026 · ISSN 1687-2770
Abstract In this paper, we investigate the dynamical behaviour and soliton solutions of the M-fractional Kairat-II equation. Initially, soliton solutions are obtained using the new extended direct algebraic method. To en...
LCC LCC:AnalysisIdioma eng
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Forecasting the total carbon allowance cap under emission-reduction targets using a hybrid path analysis and supervised machine learning framework
Artículo
Material complementario disponible Artículo DOAJ
Xin Wang et al · Frontiers Media S.A · 2026 · ISSN 2296-665X
Carbon allowances constitute a foundational component of national carbon emission control frameworks, as they govern the equitable distribution of subsequent allocations and directly shape the overall effectiveness of gr...
LCC TENDOkVudmlyb25tZW50YWwgc2NpZW5jZXM~Idioma eng
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Method for real-time measurement of the nonlinear refractive index
Artículo
Acceso abierto Artículo CONICET Digital
Fernández, Manuel Pablo et al · American Institute of Physics · 2019 · ISSN 0021-8979
In this work, we propose a novel method for continuous real-time measurement of the dynamics of the nonlinear refractive index n2. This is particularly important for characterizing phenomena or materials (such as biologi...
Idioma eng
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Open Access
Soliton propagation and evolution in 1D quantum systems: a study of higher-order dispersion and nonlinear effects
Artículo
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Alrebdi Tahani A. et al · De Gruyter · 2026 · ISSN 2391-5471
Nonlinear wave dynamics play an essential role in understanding energy localization, pulse transmission, and stability events in a variety of physical systems. Inspired by its importance, we study a fourth-order nonlinea...
LCC TENDOlBoeXNpY3M~Idioma eng
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Split-Spectrum-Based Distributed State Estimation for Nonlinear Systems With Incremental Quadratic Constraints
Artículo
Acceso abierto Artículo DOAJ
Jiabo Weng et al · IEEE · 2026 · ISSN 2169-3536
This paper investigates the distributed state estimation problem for a class of continuous-time nonlinear systems over sensor networks. The nonlinearities considered are assumed to satisfy the Incremental Quadratic Const...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Towards velocity-dependent nonlinear elasticity of human forefinger soft tissue for specification construction
Artículo
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Jian Liu et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract The impedance properties of the clamped forefinger soft tissue under dorsal contact conditions have been largely overlooked, posing challenges for risk assessment in human–robot coexistence. This study address...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Ultrafast charge transfer enhanced nonlinear optical properties of CH3NH3PbBr3 perovskite quantum dots grown from graphene
Artículo
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Yuan Ye et al · Wiley · 2022 · ISSN 2192-8614
Halide perovskite quantum dots (PQDs) have exhibited significantly superior nonlinear optical properties compared to traditional semiconductor materials thanks to their peculiar physical and electronic structures. By fur...
LCC TENDOlBoeXNpY3M~Idioma eng
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Unsupervised feature learning in spiking neural networks using nonlinear interface dipole modulation-based synaptic devices
Artículo
Acceso abierto Artículo DOAJ
Noriyuki Miyata · IOP Publishing · 2026 · ISSN 2634-4386
Recently, a three-terminal interface dipole modulation field-effect transistor (IDM FET) memory device has been proposed that leverages electric-field-induced dipole modulation at oxide/oxide interfaces. This device has ...
LCC LCC:Electronic computers. Computer scienceIdioma eng
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