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Ozanimod and Prazosin as Inhibitor of bonding SARS‐CoV‐2 spike protein and the ACE2 enzyme: Molecular Dynamics and Molecular Docking Study of Potential Drugs Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-20 Maryam Hosseinzadeh, Reza Shidpour, Mohammad Rajabi
To develop the drugs as a second line of preventing a serious form of illness, blocking the interaction between a receptor‐binding domain (RBD) in the SARS‐CoV‐2 S‐protein (spike protein) with human ACE2 (Angiotensin converting enzyme 2) can potentially prevent SARS‐CoV‐2 S‐protein from interacting with host cells. In this research, 20 drug compounds are examined using docking to identify potential
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The Stabilization Effect of Agmatine‐Salicylate Ionic Liquids on PARP‐1 for Parkinson's Disease: A Perspective from DFT and MD Simulations Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-20 Sridhar Priyankha, Muthuramalingam Prakash
The pathogenesis of Parkinson's disease (PD), a chronic degenerative disorder, is influenced by poly(ADP‐ribose) polymerase‐1 (PARP‐1) since its activation is a prerequisite in dopaminergic neuronal cell death. The biocompatible agmatine‐salicylate ionic liquid (i.e., [Agm][Sal2] IL) has shown promising anticancer and non‐cytotoxic characteristics. The stability of the complexes is inferred to be significantly
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Study on the Diffusion Law of Shield Filling Grouting Slurry Based on VOF‐Multiphase Flow Considering Radial Seepage Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-20 Shuguang Song, Wangtong Lu
Synchronous grouting technology is a crucial aspect of shield tunnel construction. However, understanding the mechanism of slurry diffusion during this process is challenging due to its complexity and invisibility. Existing theoretical models often oversimplify the grouting process and do not account for multi‐stage diffusion mechanisms. By considering the radial penetration of slurry and viewing the
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Tensile Behavior of Fullerene Nanosheets Utilizing Targeted Reactive Force Fields Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-19 Georgios I. Giannopoulos, Stylianos K. Georgantzinos, Esmaeal Ghavanloo
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Hydrodynamic Parameter Identification of Deep‐Sea Mining Vehicle during Deployment and Retrieval Using a Nonlinear Filter Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-18 Yingjie Guan, Hongmao Qin, Manjiang Hu, Qingjia Cui, Hao Zheng, Rongjun Ding
The aim of this paper is to propose a novel method for identifying the hydrodynamic parameters of a deep‐sea mining vehicle during deployment and retrieval. The proposed approach combines numerical simulation with a nonlinear filter. Initially, a dedicated hydrodynamic model for the deployment and retrieval of the mining vehicle is constructed. The identification process commences with simulations
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Investigating the Stable Structures and Topological Insulator Characteristics of Honeycomb AuTe Monolayer Through Decorating with Alkali Metal Atoms, as well as the Effects of Strain and Layering: a First‐Principle Study Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-18 Mehrdad Faraji, Shahram Yalameha, Mojtaba Hosseine, Asadollah Bafekry
In this study, first‐principles calculations are used to systematically study the structural, mechanical, and optical properties of the honeycomb AuTe monolayer, as well as the influence of layered structures on their stability and electronic properties. Additionally, the effect of alkali metal atoms decorating AuTe‐X (X = Li, Na, K) and related structural, electronic, optical, and topological insulator
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A New Perspective on the Homogeneous Coordinate System for Calculating Interatomic Distances and Their Derivatives in Terms of Internal Coordinates Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-15 Jesus Camargo, Carlile Lavor
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A New Adaptive Sliding Mode Reaching Law: Theoretical Design and Simulation Analysis Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-14 Shuangxi Liu, Zehuai Lin, Wei Huang, Binbin Yan
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Anomalous Radiative Transfer in Heterogeneous Media Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-13 Federico Tommasi, Lorenzo Pattelli, Stefano Cavalieri, Lorenzo Fini, Michela Paolucci, Ernesto Pini, Angelo Sassaroli, Fabrizio Martelli
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Role of Al Vacancies in Thermodynamic Stability and Elastic Properties of AlB2${\rm AlB}_{2}$‐type (Ta,Al)B2${\rm B}_{2}$: A First‐Principles Study Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-12 Annop Ektarawong, Chayanon Atthapak, Björn Alling
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Enhancing Solar Forecasting Accuracy with Sequential Deep Artificial Neural Network and Hybrid Random Forest and Gradient Boosting Models across Varied Terrains (Adv. Theory Simul. 7/2024) Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-10 Muhammad Farhan Hanif, Muhammad Umar Siddique, Jicang Si, Muhammad Sabir Naveed, Xiangtao Liu, Jianchun Mi
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A deep learning approach for solving the stationary compositional two-phase equilibrium problems Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-09 Duc Thach Son Vu, Weiqing Ren
In this paper, we propose and investigate a deep neural network approach for solving the stationary compositional two-phase equilibrium problems in porous media. A recent approach is the unified formulation advocated by Lauser et al. (2011) which contains the complementarity conditions. The advantage of this formulation lies in its potential to handle the appearance and disappearance of phases automatically
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Electronic Performance and Schottky Contact of 2D GeH/InSe and GeH/In2Se3 Heterostructures: Strain Engineering and Electric Field Tunability Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-09 Asadollah Bafekry, Siavash Karbasizadeh, Mehrdad Faraji, Hamad Rahman Jappor, Ali Abdolahzadeh Ziabari, Mohamed M. Fadlallah, Mitra Ghergherehchi, Gap Soo Chang
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Tackling SARS‐CoV‐2: Deep Purpose Virtual Screening Identified Compounds to Target the Glycosylated Full‐Length GRP78 Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-08 Wael M. Elshemey, Ibrahim M. Ibrahim, Ahmed A. Ezat, Alaa M. Elgohary, Abdo A. Elfiky, Aaya M. Nassar
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Advancements and Perspectives in Folate‐Based Anticancer Drugs: Bridging Quantum and Classical Mechanics in Folate Receptor Research Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-07 Andrea Jess Josiah, Krishna Kuben Govender, Penny Poomani Govender, Suprakas Sinha Ray
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Non-probabilistic reliability-based multi-scale topology optimization of thermo-mechanical continuum structures with stress constraints Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-07-06 Chongwei Zhou, Qinghai Zhao, Feiteng Cheng, Qingheng Tang, Zhifu Zhu
A reliability-based non-probabilistic multiscale topology optimization (NRBMTO) method with stress constraints is proposed for thermo-mechanical continuous structures with uncontrollable stresses. The physical parameters, external loads and temperature values at the macro scale, are regarded as non-probabilistic uncertain parameters in the optimization of structural topologies with complex physical
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A semi-conservative depth-averaged material point method for fast flow-like landslides and mudflows Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-06 Marco Fois, Carlo de Falco, Luca Formaggia
We present a two-dimensional semi-conservative variant of the depth-averaged material point method (DAMPM) for modeling flow-like landslides. The mathematical model is given by the shallow water equations, derived from the depth-integration of the Navier–Stokes equations with the inclusion of an appropriate bed friction model and material rheology, namely Voellmy and the depth-integrated Bingham viscoplastic
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Consensus control and vibration suppression for multiple flexible nonlinear Timoshenko manipulators under undirected communication topology Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-06 Ning Ji, Jinkun Liu
In this paper, consensus control and vibration suppression problems are considered for the flexible nonlinear Timoshenko manipulator multi-agent system. The multi-agent system comprises multiple identical flexible Timoshenko manipulators, which can realize cooperation utilizing local information exchange between various agents. The bending deformation and shear deformation generated by the practical
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Dynamics of a predator–prey system with foraging facilitation and group defense Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-06 Yong Yao, Lingling Liu
Foraging facilitation and group defense are widespread phenomena in population ecosystem, which promote and prevent the predation in opposite processes respectively. In this work, a predator–prey system with foraging facilitation among predators and group defense in prey is proposed and investigated. To demonstrate the impact of both the foraging facilitation and the group defense on the system dynamics
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The dynamic analysis of the rumor spreading and behavior diffusion model with higher-order interactions Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-06 Yang Xia, Haijun Jiang, Shuzhen Yu, Zhiyong Yu
Rumor spreading occurs not only between two individuals but also among multiple individuals or influenced by groups. However, pairwise interactions in complex networks are insufficient to describe this process. In this study, we propose a rumor spreading model with higher-order interactions, in which the rumor propagation process is represented by simplicial complexes. By selecting the propagation
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Investigating the Performance of FASnI3‐Based Perovskite Solar Cells with Various Electron and Hole Transport Layers: Machine Learning Approach and SCAPS‐1D Analysis Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-06 Tanvir Mahtab Khan, Sheikh Rashel Al Ahmed
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First‐Principles Calculation of Elastic Properties in LixZn1−xO:Nd3+ Mechanoluminescence Material Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-06 Soichiro Kawana, Kenji Hirata, Yuki Fujio, Tomoki Uchiyama, Chao‐Nan Xu
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Flavoring search algorithm with applications to engineering optimization problems and robot path planning Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-07-05 Jin Wu, Zhengdong Su
In this paper, a human-based meta-heuristic algorithm, the Flavoring Search Algorithm, is proposed and mathematically modeled with the aim of providing an alternative optimization method for solving practical engineering problems. Flavoring Search Algorithm is inspired by the human behavior of flavoring in everyday life, including basic flavoring, formal flavoring, and auxiliary flavoring. By introducing
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A layer decomposition method for multi-layer elastic contact systems with interlayer Tresca friction Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-05 Zhizhuo Zhang, Xiaobing Nie, Mikaël Barboteu, Jinde Cao
With the increasing demand for the accuracy of numerical simulation of pavement mechanics, the variational inequality model and its induced finite element method which can simulate the interlayer contact state becomes a potential solution. In this paper, a layer decomposition algorithm for solving variational inequality models of multi-layer elastic contact systems with interlayer Tresca friction conditions
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Nonexistence of integrable nonlinear magnetic fields with invariants quadratic in momenta Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-05 B. Erdélyi, K. Hamilton, J. Pratscher, M. Swartz
Nonlinear, completely integrable Hamiltonian systems that serve as blueprints for novel particle accelerators at the intensity frontier are promising avenues for research, as Fermilab’s Integrable Optics Test Accelerator (IOTA) example clearly illustrates. Here, we show that only very limited generalizations are possible when no approximations in the underlying Hamiltonian or Maxwell equations are
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RL-based adaptive control for a class of non-affine uncertain stochastic systems with mismatched disturbances Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-05 Zheng Wang, Yuxuan Chang, Yanghong Qiu, Xiaolu Xing
This paper investigates the reinforcement learning (RL) adaptive tracking control design problem for a class of mismatched stochastic nonlinear systems with non-affine structure. The stochastic system studied in this paper is more generally representative due to the presence of non-affine inputs, internal uncertainties, and mismatched external disturbances. Firstly, in order to solve the non-affine
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Mean-square exponential stabilization of memristive neural networks: Dealing with replay attacks and communication interruptions Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-05 Shuai Xiao, Zhen Wang, Xindong Si, Gang Liu
This paper investigates the mean-square exponential stabilization (MSES) of memristive neural networks (MNNs) under replay attacks and communication interruptions. The research will revolve around the following two questions: Firstly, facing replay attacks and communication interruptions, how to design an appropriate controller? Secondly, how to ensure the MSES of MNNs under higher replay attack rate
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On fuzzy fractional differential inclusion driven by variational–hemivariational inequality in Banach spaces Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-05 Yunshui Liang, Lu-Chuan Ceng, Jen-Chih Yao, Wei Wu
The aim of this paper is to examine an evolution problem (FFDIVHVI) involving a fuzzy fractional differential inclusion and a variational–hemivariational inequality (VHVI) in Banach spaces. First, we show a uniqueness and existence theorem for VHVI under the theory of monotone operators and the surjectivity theorem. Then, by utilizing fixed point theorem for multivalued contraction mapping and fuzzy
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Adaptive fuzzy event-triggered control for a class of nonlinear time-delay multi-agent systems with dead zone and partial state constraints Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-05 Yong Zhao, Xinping Xiao
This paper presents an adaptive fuzzy event-triggered control (ETC) method for a class of time-delay nonlinear multi-agent systems (MASs) with dead zone (DZ) and partial state constraints (PSCs). It should be pointed out that the states considered in this paper are unmeasurable and part of the system states are constrained by time-varying boundary. By utilizing fuzzy logic systems (FLSs) and backstepping
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The dynamic behavior and nonlinear characteristics of aircraft landing gear retraction mechanism considering atmospheric corrosion Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-07-04 Shun Gao, Shouwen Fan, Wenjuan Wang
Atmospheric corrosion poses a significant challenge for the components of aircraft exposed to prolonged harsh weather conditions, critically impacting the safety property of aircraft landing gear retraction mechanism (ALGRM). This paper focuses on the ALGRM of a specific aircraft type, presenting a new modeling and analysis approach to assess the influence of atmospheric corrosion on dynamic behavior
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Unconditional optimal [formula omitted]-norm error estimate and superconvergence analysis of a linearized nonconforming finite element variable-time-step BDF2 method for the nonlinear complex Ginzburg–Landau equation Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-04 Lifang Pei, Yifan Wei, Jiwei Zhang
In this paper, a linearized fully discrete scheme combining the variable-time-step two-step backward differentiation formula (VSBDF2) in time and the nonconforming finite element methods (FEMs) in space is constructed and analyzed for the nonlinear complex Ginzburg–Landau equation. A novel convergence analysis approach is proposed, which shows that the -norm error of this scheme can reach optimal order
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Topology Optimization of Auxetic Hyperelastic Biomaterials for Enhanced Tailored Properties and Ultra‐High Expansion Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-04 Akanae Chattrairat, Everson Kandare, Sontipee Aimmanee, Phuong Tran, Raj Das
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Predicting the arrival of the unpredictable: An approach for foreseeing the transition to chaos of wildfire propagation Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-03 Jorge Mampel Danta, Vera N. Egorova, Gianni Pagnini
A discrete map for modelling wind-driven wildfire propagation is derived from a prototypical reaction–diffusion equation for the temperature field. We show that, for a constant fuel concentration at the fire-front, the heat transfer coefficient from fuel to surroundings and as well as an effective heat of reaction are two independent mechanisms that can cause the transition to chaos, when they may
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Invariant manifolds in a reversible Hamiltonian system: The tentacle-like geometry Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-03 P.S. Casas, F. Drubi, S. Ibáñez
We study a one-parameter family of time-reversible Hamiltonian vector fields in , which has received great attention in the literature. On the one hand, it is due to the role it plays in the context of certain applications in the field of Physics or Engineering and, on the other hand, we especially highlight its relevance within the framework of generic unfoldings of the four-dimensional nilpotent
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2D Janus TeMoZAZ’ (A = Si,Ge; Z,Z’ = N, P, As; Z ≠ Z'): First‐Principles Insight into the Electronics, and Piezoelectric Properties Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-03 Zhen Gao, Hongbo Wu, Yao He, Kai Xiong
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Multi-physics model bias correction with data-driven reduced order techniques: Application to nuclear case studies Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-07-02 Stefano Riva, Carolina Introini, Antonio Cammi
Due to the multiple physics involved and their mutual and complex interactions, nuclear engineers and researchers are constantly working on developing highly accurate Multi-Physics models, focusing in particular on the core coupling of Neutronics and Thermal-Hydraulics. Nevertheless, the development of accurate and stable models remains a challenging task despite the advancements in computational hardware
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A piezoelectric cantilever-beam-spring-pendulum oscillator for multi-directional vibration energy harvesting Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-02 Yunshun Zhang, Guangsong Zhang, Wanshu Wang
Harvesting energy from environmental vibrations holds significance for powering wireless sensors and transducers. However, the current vibration energy harvesting methods still have room for improvement, especially in the field of low-frequency vibration, where the performance of output voltage is relatively insufficient. This paper proposes a novel piezoelectric energy harvester consisting of a piezoelectric
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[formula omitted]-soliton solutions of coupled Schrödinger–Boussinesq equation with variable coefficients Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-02 LingLing Zhang, HongTao Han
In this paper, soliton solutions of the coupled variable coefficients Schrödinger–Boussinesq equation, which describes the stationary propagation of coupled upper-hybrid waves and magnetoacoustic waves in a magnetized plasma, are investigated. Based on the Hirota bilinear method, the bilinear form, one, two, three and -soliton solutions of Schrödinger–Boussinesq equation are derived. By means of numerical
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Collective behavior of discrete time multi-agent systems with dynamical opinions Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-02 Han Guo, Xiufeng Zhang, Chunxi Yang
In this paper, a novel framework for multi-agent systems is established to explore the swarm phenomenon of individuals with opinions in nature. Unlike the conventional researches in which agents in the system rigidly follow the predefined protocol, this paper combine opinions evolution with dynamic behaviors into multi-agent systems. To study the effect of opinions on behaviors, a protocol incorporating
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Synchronization transition in space–time chaos in the presence of quenched disorder Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-07-01 Naval R. Sabe, Priyanka D. Bhoyar, Prashant M. Gade
Synchronization of two replicas of coupled map lattices for continuous maps is known to be in the multiplicative noise universality class. We study this transition in the presence of quenched disorder in coupling. The disorder is identical in both replicas. We study one-dimensional, two-dimensional, and globally coupled logistic and tent maps. We observe a clear second-order transition with new exponents
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Electrochemical Nitrogen Reduction Reaction from Ab Initio Thermodynamics: Single versus Dual Atom Catalysts Adv. Theory Simul. (IF 2.9) Pub Date : 2024-07-01 Ilaria Barlocco, Matteo Spotti, Giovanni Di Liberto, Gianfranco Pacchioni
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The effect of fastener clip fatigue for high-speed railway on vehicle-track dynamic interaction: Numerical analysis and probabilistic evaluation Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-06-30 Zheng Li, Hubing Liu, Weidong Wang, Lei Xu
To investigate the vehicle-induced fatigue damage evolution of fastener clips and their impact on the vehicle-track (VT) system, a numerical dynamic model is established to achieve probabilistic evaluation. The “rain flow” counting method is adopted to describe the stress cycles of the hazard area of the clips, and the S-N curve is used to predict the fatigue life of the clips. The solution of the
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Maximizing band gaps of single-phase phononic plates: Isogeometric optimal approach and 3D printing experimental validation Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-06-30 Shuohui Yin, Yangbo Li, Zhihui Zou, Tinh Quoc Bui, Jingang Liu, Shuitao Gu, Gongye Zhang
This work presents an effective isogeometric shape optimization approach for finding and widening the phononic band gaps of single-phase Mindlin plate structures. As the single-phase material phononic plate is easy to be manufactured by additive manufacturing, it has been investigated here by optimized its thickness profile to find and widen the band gaps. The proposed method utilizes a coarse B-spline
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Unified recursive kinematics and statics modeling of a redundantly actuated series-parallel manipulator with high load/mass ratio Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-06-30 Shijie Wang, Tiejun Li, Lei Zhang, Weijun Wang, Jinyue Liu, Dong Yang, Zhile Yang, Chengke Wu, Wei Feng
Construction robots with mobile systems are an integral part of automatic building processes. However, with the vigorous development of prefabricated buildings, traditional manipulators have progressively failed to satisfy the requirements of handling heavy materials on construction sites. Thus, this paper proposes a redundantly actuated series-parallel manipulator (RAS-PM). To explore the feasibility
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Modelling and analysis of the quasi-zero-stiffness metamaterial cylindrical shell for low-frequency band gap Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-06-29 Changqi Cai, Xin Guo, Bo Yan, Kai Wang, Yongsheng Zhu, Wei Ye, Jiaxi Zhou
Low-frequency vibrations widely exist in various shell structures of aircrafts, ships or rockets, and propagate along shell structures in elastic waves. Aimed at the vibration issue, this paper proposes a novel metamaterial cylindrical shell with quasi-zero-stiffness (QZS) resonators to achieve low-frequency wave attention within band gaps. Firstly, the resonator is devised to exhibit the QZS feature
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Gaussian process learning of nonlinear dynamics Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-29 Dongwei Ye, Mengwu Guo
One of the pivotal tasks in scientific machine learning is to represent underlying dynamical systems from time series data. Many methods for such dynamics learning explicitly require the derivatives of state data, which are not directly available and can be approximated conventionally by finite differences. However, the discrete approximations of time derivatives may result in poor estimations when
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Stability analysis of a fractional-order [formula omitted] epidemic model for the COVID-19 pandemic Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-29 Xinghua Hu, Yingyue Liu
To explore the impact of the COVID-19 vaccination rate and immune loss rate on the pandemic, this paper proposes a fractional-order epidemic model with vaccination ineffectiveness and infection differences. And we compare and analyze the dynamic differences between integer-order and Caputo fractional-order operators. First, we show the non-negativity and boundedness of solutions for the Caputo fractional-order
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A three-step subgrid stabilized Oseen iterative method for Navier–Stokes type variational inequality Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-29 Bo Zheng, Yueqiang Shang
This work is devoted to developing a two-grid subgrid stabilized Oseen iterative finite element method for the convection dominated Navier–Stokes problem with friction boundary conditions whose weak form is the variational inequality of the second kind. This method inherits the best algorithmic advantages of each and involves three steps. Specifically, in the first step, a nonlinear Navier–Stokes type
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On high-order schemes for the space-fractional conservative Allen–Cahn equations with local and local–nonlocal operators Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-29 Linlin Bu, Rui Li, Liquan Mei, Ying Wang
In this study, we focus on two fractional conservative Allen–Cahn equations with a nonlocal space-independent operator (called the RSLM operator) and a local–nonlocal space–time dependent operator (called the BBLM operator), respectively. Recently, scholars have found that the fractional Allen–Cahn equation is better than the classical equation for describing the interface thickness. Subsequently,
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Corrigendum to “Observer-based fuzzy control for fractional order PMSG wind turbine systems with adaptive quantized-mechanism” [Communications in Nonlinear Science and Numerical Simulation, volume 136 (2024) 108087] Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-29 Chendrayan Dineshkumar, Jae Hoon Jeong, Young Hoon Joo
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Anisotropic eigenvalue problems with singular and sign-changing terms Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-29 Yunru Bai, Nikolaos S. Papageorgiou, Shengda Zeng
We consider a nonlinear Dirichlet problem driven by the anisotropic ()-Laplacian and with a parametric reaction which has the competing effects of a singular term and of a Carathéodory perturbation which is sign-changing and “superlinear”. Using variational tools together with truncation and comparison techniques, we show that for all small values of the parameter , the problem under consideration
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A Novel Double-Layer Plastic Zone Elastoplastic Model and Analytical Solutions Considering the Freezing Temperature Gradient of Surrounding Rock in Cold Region Tunnels Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-06-28 Shanpeng Cao, Caichu Xia, Shuwei Zhou, Xuyang Li, Junzhe Duan
The frost heave force and the plastic zone caused by the frost heave of the surrounding rock are the primary causes of tunnel frost damage. Current research mainly focuses on the plastic damage caused by the frost heave rock zone on the inner layer rock, while neglecting the damage caused by the outer layer rock. It will not accurately evaluate the stability of tunnels in cold regions. A new elastoplastic
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The use of an imperfect vaccination and awareness campaign in the control of antibiotic resistant gonorrhoea infection: A mathematical modelling perspective Appl. Mathmat. Model. (IF 4.4) Pub Date : 2024-06-28 Y.A. Terefe, S.M. Kassa, M.D. Asfaw, C. Venter
The multi drug-resistant has been classified by the World Health Organisation (WHO) as a high-priority global public health problem. This underlines the need for better understanding of the transmission dynamics and proposing an optimal intervention strategy to control the disease. In this article, a deterministic mathematical model for the transmission dynamics of gonorrhoea as an antibiotic resistant
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Stochastic integral input-to-state stability for stochastic delayed networked control systems and its applications Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-28 Feifan Huang, Shang Gao
In this paper, stochastic integral input-to-state stability (SiISS) is studied for stochastic delayed networked control systems (SDNCSs). With the assistance of Lyapunov–Krasovskii functional, as well as stochastic analysis and inequality techniques, we establish a Lyapunov-type criterion that guarantees SiISS for SDNCSs. What is more, another sufficient criterion is proposed by means of coefficients
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Confocal parabolic billiard with gravitational potential: Classical and quantum description Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-28 Marcelo Rodríguez-González, Julio C. Gutiérrez-Vega
We investigate the classical and quantum dynamics of a particle trapped in a gravitational confocal parabolic billiard. Characterizing the equi-momentum surfaces and the Poincaré phase maps reveals four different kinds of motion the particle can exhibit. The analytical expressions of the characteristic equations for getting periodic orbits and their periods were derived and validated numerically. A
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A priori estimates of the unsteady incompressible thermomicropolar fluid equations and its numerical analysis based on penalty finite element method Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-28 Demin Liu, Junru Guo
In this paper, the unsteady incompressible thermomicropolar fluid (UITF) equations are considered. Theoretically, some a priori regularity conclusions are presented firstly, which seem to be not available in the literatures. Numerically, a penalty finite element method (PFEM) for the UITF equations is studied, the Euler semi-implicit temporal semi-discrete method of the penalty UITF equations is proposed
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Adaptive parameters tuning based on energy-preserving splitting integration for Hamiltonian Monte Carlo Method Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-28 Cristiano Tamborrino, Fasma Diele, Carmela Marangi, Cristina Tarantino
Splitting schemes, a class of numerical integrators for Hamiltonian problems, offer a favorable alternative to the Störmer–Verlet method in Hamiltonian Monte Carlo (HMC) methodology. However, the performance of HMC is highly sensitive to the adopted step size. In this paper, we propose a novel approach for selecting the step size for advancing with the method defined by the free parameter , within
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FR2/mmWave, N258 and N261 Bands, 5G Frequency‐Compatible Ultra‐Thin Metamaterial Absorber with Polarization Insensitivity for EMI shielding Applications Adv. Theory Simul. (IF 2.9) Pub Date : 2024-06-28 Ahmet Teber
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Multi-wing chaotic system based on smooth function and its predefined time synchronization Commun. Nonlinear Sci. Numer. Simul. (IF 3.4) Pub Date : 2024-06-27 Shaohui Yan, Hanbing Zhang, Defeng Jiang
In this paper, the construction of multi-wing chaotic system and predefined time synchronization are investigated. First, a new 4D chaotic system is constructed, and the existence of chaotic attractors is proved by dissipativity, boundedness, and Lyapunov exponents. Then the existence of a saddle focus of index-2 is proved by equilibrium point analysis, and a multi-winged hyperchaotic system is generated